{
  "measured_at": "2026-08-10",
  "chart": "Spotify Global, week of 2026-08-06",
  "selection": "one track per artist, in chart order",
  "source": "purchased lossless downloads (Qobuz, Japanese store)",
  "band_window_s": 60,
  "toolchain": {
    "platform": "Linux-6.12.76-linuxkit-aarch64-with-glibc2.41",
    "ffmpeg": "ffmpeg version 7.1.5-0+deb13u1 Copyright (c) 2000-2026 the FFmpeg developers",
    "ffmpeg_configuration": "--prefix=/usr --extra-version=0+deb13u1 --toolchain=hardened --libdir=/usr/lib/aarch64-linux-gnu --incdir=/usr/include/aarch64-linux-gnu --arch=arm64 --enable-gpl --disable-stripping --disable-libmfx --disable-omx --enable-gnutls --enable-libaom --enable-libass --enable-libbs2b --enable-libcdio --enable-libcodec2 --enable-libdav1d --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libglslang --enable-libgme --enable-libgsm --enable-libharfbuzz --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg --enable-openal --enable-opencl --enable-opengl --disable-sndio --disable-libvpl --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-ladspa --enable-libbluray --enable-libcaca --enable-libdvdnav --enable-libdvdread --enable-libjack --enable-libpulse --enable-librabbitmq --enable-librist --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libx264 --enable-libzmq --enable-libzvbi --enable-lv2 --enable-sdl2 --enable-libplacebo --enable-librav1e --enable-pocketsphinx --enable-librsvg --enable-libjxl --enable-shared",
    "encoders": {
      "libvorbis": "Encoder libvorbis [libvorbis]:",
      "libopus": "Encoder libopus [libopus Opus]:",
      "aac": "Encoder aac [AAC (Advanced Audio Coding)]:",
      "wavpack": "Encoder wavpack [WavPack]:"
    },
    "apple": {
      "tool": "afconvert (Apple CoreAudio)",
      "version": "",
      "host": "macOS-26.2-arm64-arm-64bit-Mach-O"
    }
  },
  "tracks": [
    {
      "key": "ariana",
      "artist": "Ariana Grande",
      "title": "hate that i made you love me",
      "file": "01 - \u30a2\u30ea\u30a2\u30ca\u30fb\u30b0\u30e9\u30f3\u30c7 - hate that i made you love me.wav",
      "source": {
        "sample_rate": 48000,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 197.95,
        "lufs": -8.5,
        "lra": 5.9,
        "short_term_max": -6.1,
        "true_peak_4x": -0.1994563678708475,
        "sample_peak": -0.20099812802643696,
        "true_peak_ebur128": -0.2,
        "dynamic_range": 8.618774681318834,
        "psr": 5.9005436321291524
      },
      "resampled": {
        "44100": {
          "true_peak_4x": -0.1880384838429996,
          "sample_peak": -0.19024004434323602
        },
        "48000": {
          "true_peak_4x": -0.1994563678708475,
          "sample_peak": -0.20099812802643696
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": -0.1880384838429996,
        "sample_peak": -0.19024004434323602,
        "true_peak_ebur128": -0.2,
        "encoded_bytes": 48226937,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.002707177898265148,
          "residual_db": -18.8,
          "residual_uncorrected_db": -18.8,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.6
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -10.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -5.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 1.452789195059844,
          "sample_peak": 1.359683963926401,
          "true_peak_ebur128": 1.4,
          "encoded_bytes": 2279323,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.17766025803326368,
          "residual_db": -29.18,
          "residual_uncorrected_db": -27.92,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -32.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -21.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -16.5
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -12.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -9.6
            }
          ],
          "true_peak_4x": 0.4085850279153758,
          "sample_peak": 0.4001118216288429,
          "true_peak_ebur128": 0.4,
          "encoded_bytes": 6475758,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03320764461757631,
          "residual_db": -21.01,
          "residual_uncorrected_db": -21.0,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -7.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 3.1
            }
          ],
          "true_peak_4x": 0.9807199971542273,
          "sample_peak": 0.9744358742221595,
          "true_peak_ebur128": 1.0,
          "encoded_bytes": 3299058,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.010119665045938562,
          "residual_db": -24.42,
          "residual_uncorrected_db": -24.42,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -6.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.4
            }
          ],
          "true_peak_4x": 0.726659776699891,
          "sample_peak": 0.6965059056881119,
          "true_peak_ebur128": 0.7,
          "encoded_bytes": 3606774,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03862809854944423,
          "residual_db": -33.88,
          "residual_uncorrected_db": -33.68,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -36.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -20.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -16.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -4.6
            }
          ],
          "true_peak_4x": 0.10148394365041986,
          "sample_peak": 0.07620231472911006,
          "true_peak_ebur128": 0.1,
          "encoded_bytes": 7709647,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.004075543114164906,
          "residual_db": -34.02,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -38.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -26.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -19.7
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -9.5
            }
          ],
          "true_peak_4x": 0.16432239977722413,
          "sample_peak": 0.14492906362983288,
          "true_peak_ebur128": 0.2,
          "encoded_bytes": 6480280,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -5.5,
        "spotify_loud": -2.5,
        "spotify_quiet": -10.5,
        "apple": -7.5,
        "youtube": -5.5,
        "tidal": -5.5,
        "amazon": -5.5,
        "deezer": -6.5,
        "tiktok": -5.5,
        "bandcamp": 0.0,
        "apple_podcasts": -7.5
      },
      "seconds": 31.8
    },
    {
      "key": "shakira",
      "artist": "Shakira, Burna Boy",
      "title": "Dai Dai",
      "file": "01 - \u30b7\u30e3\u30ad\u30fc\u30e9, \u30d0\u30fc\u30ca\u30fb\u30dc\u30fc\u30a4 - Dai Dai.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 223.448,
        "lufs": -9.4,
        "lra": 6.9,
        "short_term_max": -6.1,
        "true_peak_4x": -0.020965996442689,
        "sample_peak": -0.020965996442689,
        "true_peak_ebur128": 0.0,
        "dynamic_range": 8.514194720971691,
        "psr": 6.079034003557311
      },
      "resampled": {
        "44100": {
          "true_peak_4x": -0.020965996442689,
          "sample_peak": -0.020965996442689
        },
        "48000": {
          "true_peak_4x": 0.004340136889292154,
          "sample_peak": -0.007365091076572294
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": -0.020965996442689,
        "sample_peak": -0.020965996442689,
        "true_peak_ebur128": 0.0,
        "encoded_bytes": 25123745,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.06545861814912565,
          "residual_db": -16.27,
          "residual_uncorrected_db": -16.25,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -24.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -11.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -4.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -3.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 3.5265523980544518,
          "sample_peak": 3.5265523980544518,
          "true_peak_ebur128": 3.5,
          "encoded_bytes": 2548037,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.2080422498685064,
          "residual_db": -25.68,
          "residual_uncorrected_db": -24.87,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -29.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -21.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -15.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -11.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.4
            }
          ],
          "true_peak_4x": 2.8532645232276312,
          "sample_peak": 2.8060201749201386,
          "true_peak_ebur128": 2.9,
          "encoded_bytes": 7436460,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04273022579192762,
          "residual_db": -20.06,
          "residual_uncorrected_db": -20.05,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -11.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -8.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 3.0
            }
          ],
          "true_peak_4x": 2.2275146594869764,
          "sample_peak": 1.9344122135599107,
          "true_peak_ebur128": 2.2,
          "encoded_bytes": 3821497,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.020860377476405026,
          "residual_db": -21.39,
          "residual_uncorrected_db": -21.39,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -30.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -7.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -1.7
            }
          ],
          "true_peak_4x": 2.280765446972998,
          "sample_peak": 2.253181766707637,
          "true_peak_ebur128": 2.3,
          "encoded_bytes": 4159768,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.0449170819394512,
          "residual_db": -34.21,
          "residual_uncorrected_db": -33.91,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -39.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -30.2
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -24.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -20.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -8.9
            }
          ],
          "true_peak_4x": 0.3967600767864581,
          "sample_peak": 0.3244686603406994,
          "true_peak_ebur128": 0.4,
          "encoded_bytes": 9024633,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.006914247499653901,
          "residual_db": -32.04,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -43.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -21.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -17.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.2
            }
          ],
          "true_peak_4x": 0.9258174920598587,
          "sample_peak": 0.8631667171748891,
          "true_peak_ebur128": 0.9,
          "encoded_bytes": 7347977,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -4.6,
        "spotify_loud": -1.6,
        "spotify_quiet": -9.6,
        "apple": -6.6,
        "youtube": -4.6,
        "tidal": -4.6,
        "amazon": -4.6,
        "deezer": -5.6,
        "tiktok": -4.6,
        "bandcamp": 0.0,
        "apple_podcasts": -6.6
      },
      "seconds": 55.3
    },
    {
      "key": "katseye",
      "artist": "KATSEYE",
      "title": "Animal",
      "file": "01 - KATSEYE - Animal.wav",
      "source": {
        "sample_rate": 48000,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 158.494,
        "lufs": -7.5,
        "lra": 5.0,
        "short_term_max": -4.4,
        "true_peak_4x": -0.10450388796725624,
        "sample_peak": -0.19999890824046906,
        "true_peak_ebur128": -0.1,
        "dynamic_range": 8.366730448504832,
        "psr": 4.295496112032744
      },
      "resampled": {
        "44100": {
          "true_peak_4x": -0.0692972548467227,
          "sample_peak": -0.1880770109538787
        },
        "48000": {
          "true_peak_4x": -0.10450388796725624,
          "sample_peak": -0.19999890824046906
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": -0.0692972548467227,
        "sample_peak": -0.1880770109538787,
        "true_peak_ebur128": -0.1,
        "encoded_bytes": 40177962,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.05772914598782107,
          "residual_db": -15.62,
          "residual_uncorrected_db": -15.61,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -11.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -4.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -2.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 2.731181084331331,
          "sample_peak": 2.7311759695719684,
          "true_peak_ebur128": 2.8,
          "encoded_bytes": 1889464,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.19291686962405238,
          "residual_db": -24.05,
          "residual_uncorrected_db": -23.55,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -27.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -21.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -14.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -10.2
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -9.8
            }
          ],
          "true_peak_4x": 2.6570333260189027,
          "sample_peak": 2.387167863364121,
          "true_peak_ebur128": 2.6,
          "encoded_bytes": 5241516,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.060710415115116524,
          "residual_db": -18.79,
          "residual_uncorrected_db": -18.77,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 2.6
            }
          ],
          "true_peak_4x": 2.470058282267146,
          "sample_peak": 2.4635471406111518,
          "true_peak_ebur128": 2.5,
          "encoded_bytes": 2610730,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.015097815812471086,
          "residual_db": -20.6,
          "residual_uncorrected_db": -20.6,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -2.6
            }
          ],
          "true_peak_4x": 1.6864093086704666,
          "sample_peak": 1.6864093086704666,
          "true_peak_ebur128": 1.7,
          "encoded_bytes": 3113353,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.037788292087019705,
          "residual_db": -32.3,
          "residual_uncorrected_db": -32.16,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -30.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -21.5
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -18.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.7
            }
          ],
          "true_peak_4x": 0.24079668841347765,
          "sample_peak": 0.21444983078367558,
          "true_peak_ebur128": 0.2,
          "encoded_bytes": 6609347,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.009384346194895834,
          "residual_db": -29.29,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -36.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -26.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.0
            }
          ],
          "true_peak_4x": 0.7234617704788038,
          "sample_peak": 0.575346480237549,
          "true_peak_ebur128": 0.7,
          "encoded_bytes": 5333322,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -6.5,
        "spotify_loud": -3.5,
        "spotify_quiet": -11.5,
        "apple": -8.5,
        "youtube": -6.5,
        "tidal": -6.5,
        "amazon": -6.5,
        "deezer": -7.5,
        "tiktok": -6.5,
        "bandcamp": 0.0,
        "apple_podcasts": -8.5
      },
      "seconds": 30.3
    },
    {
      "key": "tempercity",
      "artist": "Temper City",
      "title": "Self Aware",
      "file": "01 - Temper City - Self Aware.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 180.741,
        "lufs": -5.4,
        "lra": 4.3,
        "short_term_max": -3.5,
        "true_peak_4x": 0.5995809621859144,
        "sample_peak": 0.0,
        "true_peak_ebur128": 0.6,
        "dynamic_range": 5.7866133286208035,
        "psr": 4.0995809621859145
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.5995809621859144,
          "sample_peak": 0.0
        },
        "48000": {
          "true_peak_4x": 0.5802744116796761,
          "sample_peak": 0.12269751086269748
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.5995809621859144,
        "sample_peak": 0.0,
        "true_peak_ebur128": 0.6,
        "encoded_bytes": 22837891,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.037535778148240904,
          "residual_db": -16.17,
          "residual_uncorrected_db": -16.17,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -10.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -2.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -2.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 3.7284583405748464,
          "sample_peak": 3.6411329335420217,
          "true_peak_ebur128": 3.7,
          "encoded_bytes": 2231303,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.4717268252219361,
          "residual_db": -24.51,
          "residual_uncorrected_db": -21.99,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -27.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -20.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -12.7
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -8.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -7.6
            }
          ],
          "true_peak_4x": 4.1535575762885015,
          "sample_peak": 3.6218461619021496,
          "true_peak_ebur128": 4.2,
          "encoded_bytes": 6064127,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.049106747928046306,
          "residual_db": -19.38,
          "residual_uncorrected_db": -19.37,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.6
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -8.5
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 2.2
            }
          ],
          "true_peak_4x": 2.8410802032952915,
          "sample_peak": 2.840622664344419,
          "true_peak_ebur128": 2.8,
          "encoded_bytes": 2914468,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.006493697954987254,
          "residual_db": -22.31,
          "residual_uncorrected_db": -22.31,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -27.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -2.8
            }
          ],
          "true_peak_4x": 2.1794809234735277,
          "sample_peak": 2.1303302405989117,
          "true_peak_ebur128": 2.2,
          "encoded_bytes": 3646130,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.044853645798971144,
          "residual_db": -34.59,
          "residual_uncorrected_db": -34.27,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -39.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -29.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -22.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -19.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.7
            }
          ],
          "true_peak_4x": 0.6978575706581768,
          "sample_peak": 0.6961532634788947,
          "true_peak_ebur128": 0.7,
          "encoded_bytes": 8119949,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.007430830121422222,
          "residual_db": -30.72,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -36.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -25.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -16.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -14.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.9
            }
          ],
          "true_peak_4x": 0.9899253937144901,
          "sample_peak": 0.8665054104007385,
          "true_peak_ebur128": 1.0,
          "encoded_bytes": 5921466,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -8.6,
        "spotify_loud": -5.6,
        "spotify_quiet": -13.6,
        "apple": -10.6,
        "youtube": -8.6,
        "tidal": -8.6,
        "amazon": -8.6,
        "deezer": -9.6,
        "tiktok": -8.6,
        "bandcamp": 0.0,
        "apple_podcasts": -10.6
      },
      "seconds": 32.2
    },
    {
      "key": "sombr",
      "artist": "sombr",
      "title": "back to friends",
      "file": "01 - Sombr - back to friends.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 199.032,
        "lufs": -5.1,
        "lra": 4.5,
        "short_term_max": -3.3,
        "true_peak_4x": 0.08448390155859452,
        "sample_peak": -0.1999978486834676,
        "true_peak_ebur128": 0.0,
        "dynamic_range": 6.180559484334793,
        "psr": 3.3844839015585944
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.08448390155859452,
          "sample_peak": -0.1999978486834676
        },
        "48000": {
          "true_peak_4x": 0.014629329836860765,
          "sample_peak": 7.869298722314161e-05
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.08448390155859452,
        "sample_peak": -0.1999978486834676,
        "true_peak_ebur128": 0.0,
        "encoded_bytes": 43362155,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.05253486725591155,
          "residual_db": -14.79,
          "residual_uncorrected_db": -14.78,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -10.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -2.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -2.2
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 3.132336719829671,
          "sample_peak": 3.0899649279012893,
          "true_peak_ebur128": 3.1,
          "encoded_bytes": 2358262,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.3773115974970986,
          "residual_db": -25.2,
          "residual_uncorrected_db": -23.17,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -22.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -13.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -8.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.8
            }
          ],
          "true_peak_4x": 3.254392847215974,
          "sample_peak": 3.2542166094783442,
          "true_peak_ebur128": 3.2,
          "encoded_bytes": 6495488,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.0634880222679916,
          "residual_db": -18.75,
          "residual_uncorrected_db": -18.73,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -8.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 2.0
            }
          ],
          "true_peak_4x": 2.3906507475050605,
          "sample_peak": 2.3832858036937736,
          "true_peak_ebur128": 2.4,
          "encoded_bytes": 3136777,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.004608363753378259,
          "residual_db": -20.41,
          "residual_uncorrected_db": -20.41,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -26.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.8
            }
          ],
          "true_peak_4x": 1.9406751193911818,
          "sample_peak": 1.8492042764991221,
          "true_peak_ebur128": 1.9,
          "encoded_bytes": 3873740,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.039037764401168185,
          "residual_db": -33.9,
          "residual_uncorrected_db": -33.69,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -38.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -30.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -22.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -18.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -6.4
            }
          ],
          "true_peak_4x": 0.4020403427390541,
          "sample_peak": 0.3560480224092877,
          "true_peak_ebur128": 0.4,
          "encoded_bytes": 9390462,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.01009007478665674,
          "residual_db": -29.11,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -35.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -24.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -16.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -13.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.5
            }
          ],
          "true_peak_4x": 0.7433923049564556,
          "sample_peak": 0.646134962807144,
          "true_peak_ebur128": 0.7,
          "encoded_bytes": 6650832,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -8.9,
        "spotify_loud": -5.9,
        "spotify_quiet": -13.9,
        "apple": -10.9,
        "youtube": -8.9,
        "tidal": -8.9,
        "amazon": -8.9,
        "deezer": -9.9,
        "tiktok": -8.9,
        "bandcamp": 0.0,
        "apple_podcasts": -10.9
      },
      "seconds": 34.9
    },
    {
      "key": "langley",
      "artist": "Ella Langley",
      "title": "Choosin' Texas",
      "file": "01 - ELLA LANGLEY - Choosin' Texas.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 232.226,
        "lufs": -7.9,
        "lra": 3.8,
        "short_term_max": -6.1,
        "true_peak_4x": 0.5994450418361451,
        "sample_peak": 0.0,
        "true_peak_ebur128": 0.6,
        "dynamic_range": 8.864934944657342,
        "psr": 6.699445041836145
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.5994450418361451,
          "sample_peak": 0.0
        },
        "48000": {
          "true_peak_4x": 0.6056306820863637,
          "sample_peak": 0.09110406210846701
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.5994450418361451,
        "sample_peak": 0.0,
        "true_peak_ebur128": 0.6,
        "encoded_bytes": 27028634,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.008448825700839147,
          "residual_db": -18.0,
          "residual_uncorrected_db": -18.0,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -12.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -5.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.6
            }
          ],
          "true_peak_4x": 2.0131350905612164,
          "sample_peak": 2.0131350905612164,
          "true_peak_ebur128": 2.0,
          "encoded_bytes": 2737458,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.24536245526513759,
          "residual_db": -28.65,
          "residual_uncorrected_db": -26.7,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -30.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -24.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -11.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -5.9
            }
          ],
          "true_peak_4x": 0.6692119473523324,
          "sample_peak": 0.5932819897773913,
          "true_peak_ebur128": 0.7,
          "encoded_bytes": 7662245,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03294854106300035,
          "residual_db": -21.22,
          "residual_uncorrected_db": -21.21,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.6
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -17.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -11.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -8.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 8.7
            }
          ],
          "true_peak_4x": 1.2170632879982848,
          "sample_peak": 1.2170632879982848,
          "true_peak_ebur128": 1.2,
          "encoded_bytes": 4060803,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.007481365076451039,
          "residual_db": -23.56,
          "residual_uncorrected_db": -23.56,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -17.6
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -6.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -1.3
            }
          ],
          "true_peak_4x": 1.2662714549559801,
          "sample_peak": 1.156900644076102,
          "true_peak_ebur128": 1.3,
          "encoded_bytes": 4588478,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04195134112512816,
          "residual_db": -34.62,
          "residual_uncorrected_db": -34.33,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -30.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -22.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -17.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -3.9
            }
          ],
          "true_peak_4x": 0.6189739835424233,
          "sample_peak": 0.2555086754077006,
          "true_peak_ebur128": 0.6,
          "encoded_bytes": 9378978,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.005326571715565361,
          "residual_db": -34.65,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -40.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -19.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -4.6
            }
          ],
          "true_peak_4x": 0.5886345305526485,
          "sample_peak": 0.4124475314968951,
          "true_peak_ebur128": 0.6,
          "encoded_bytes": 7586294,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -6.1,
        "spotify_loud": -3.1,
        "spotify_quiet": -11.1,
        "apple": -8.1,
        "youtube": -6.1,
        "tidal": -6.1,
        "amazon": -6.1,
        "deezer": -7.1,
        "tiktok": -6.1,
        "bandcamp": 0.0,
        "apple_podcasts": -8.1
      },
      "seconds": 34.8
    },
    {
      "key": "djo",
      "artist": "Djo",
      "title": "End of Beginning",
      "file": "01 - Djo - End of Beginning.wav",
      "source": {
        "sample_rate": 96000,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 159.246,
        "lufs": -9.6,
        "lra": 6.0,
        "short_term_max": -6.7,
        "true_peak_4x": -0.17036682888612953,
        "sample_peak": -0.30029382674907,
        "true_peak_ebur128": -0.2,
        "dynamic_range": 8.991869232675795,
        "psr": 6.52963317111387
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.08250414276287796,
          "sample_peak": 0.08250414276287604
        },
        "48000": {
          "true_peak_4x": 0.08070376814048885,
          "sample_peak": -0.034110562987495756
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.08250414276287796,
        "sample_peak": 0.08250414276287604,
        "true_peak_ebur128": 0.1,
        "encoded_bytes": 38888594,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.008981147971085367,
          "residual_db": -17.43,
          "residual_uncorrected_db": -17.43,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -9.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -5.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -3.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 1.8953620797028503,
          "sample_peak": 1.7553659463353608,
          "true_peak_ebur128": 1.9,
          "encoded_bytes": 1859345,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.11856907533403274,
          "residual_db": -27.68,
          "residual_uncorrected_db": -27.24,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -31.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -20.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -15.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -10.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.5
            }
          ],
          "true_peak_4x": 1.957819818552694,
          "sample_peak": 1.8272477312198867,
          "true_peak_ebur128": 2.0,
          "encoded_bytes": 5250196,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04417856745036412,
          "residual_db": -19.9,
          "residual_uncorrected_db": -19.88,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -14.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.5
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.2
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 2.2
            }
          ],
          "true_peak_4x": 1.333669197703924,
          "sample_peak": 1.3184656213054666,
          "true_peak_ebur128": 1.3,
          "encoded_bytes": 2617019,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.0018234031119178115,
          "residual_db": -22.31,
          "residual_uncorrected_db": -22.31,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -26.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -14.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -2.8
            }
          ],
          "true_peak_4x": 1.358177992090786,
          "sample_peak": 1.0965912573002015,
          "true_peak_ebur128": 1.4,
          "encoded_bytes": 2994726,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.0334742970047338,
          "residual_db": -32.71,
          "residual_uncorrected_db": -32.59,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -35.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -27.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -20.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -17.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.2
            }
          ],
          "true_peak_4x": 0.11399189215391266,
          "sample_peak": 0.11399189215391076,
          "true_peak_ebur128": 0.1,
          "encoded_bytes": 6125108,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.00573995702815323,
          "residual_db": -31.86,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -24.2
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.5
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -14.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.4
            }
          ],
          "true_peak_4x": 0.19484017938438222,
          "sample_peak": 0.19484017938438036,
          "true_peak_ebur128": 0.2,
          "encoded_bytes": 5262163,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -4.4,
        "spotify_loud": -1.4,
        "spotify_quiet": -9.4,
        "apple": -6.4,
        "youtube": -4.4,
        "tidal": -4.4,
        "amazon": -4.4,
        "deezer": -5.4,
        "tiktok": -4.4,
        "bandcamp": 0.0,
        "apple_podcasts": -6.4
      },
      "seconds": 29.9
    },
    {
      "key": "oliviadean",
      "artist": "Olivia Dean",
      "title": "Man I Need",
      "file": "01 - \u30aa\u30ea\u30f4\u30a3\u30a2\u30fb\u30c7\u30a3\u30fc\u30f3 - \u30de\u30f3\u30fb\u30a2\u30a4\u30fb\u30cb\u30fc\u30c9.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 184.0,
        "lufs": -8.2,
        "lra": 3.3,
        "short_term_max": -6.3,
        "true_peak_4x": -0.29445803087335287,
        "sample_peak": -0.38290696319454476,
        "true_peak_ebur128": -0.3,
        "dynamic_range": 8.511636872053822,
        "psr": 6.0055419691266465
      },
      "resampled": {
        "44100": {
          "true_peak_4x": -0.29445803087335287,
          "sample_peak": -0.38290696319454476
        },
        "48000": {
          "true_peak_4x": -0.2922014765499397,
          "sample_peak": -0.29843434427564575
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": -0.29445803087335287,
        "sample_peak": -0.38290696319454476,
        "true_peak_ebur128": -0.3,
        "encoded_bytes": 37332834,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.005690193570140719,
          "residual_db": -18.76,
          "residual_uncorrected_db": -18.76,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -23.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -11.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -4.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -2.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 1.6974636439338273,
          "sample_peak": 1.694013902651025,
          "true_peak_ebur128": 1.7,
          "encoded_bytes": 2230966,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.0977616930565833,
          "residual_db": -29.31,
          "residual_uncorrected_db": -28.87,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -32.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -23.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -12.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -9.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -7.2
            }
          ],
          "true_peak_4x": 2.5733921103717035,
          "sample_peak": 2.48653836227626,
          "true_peak_ebur128": 2.6,
          "encoded_bytes": 6278451,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.035310436388038643,
          "residual_db": -21.43,
          "residual_uncorrected_db": -21.42,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 5.7
            }
          ],
          "true_peak_4x": 1.4681727730613747,
          "sample_peak": 1.4262705756910337,
          "true_peak_ebur128": 1.5,
          "encoded_bytes": 3157836,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.007736544883865036,
          "residual_db": -24.08,
          "residual_uncorrected_db": -24.08,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.5
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.2
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -2.5
            }
          ],
          "true_peak_4x": 0.8292010701033871,
          "sample_peak": 0.8001447005830664,
          "true_peak_ebur128": 0.8,
          "encoded_bytes": 3590950,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.040870207716052036,
          "residual_db": -34.85,
          "residual_uncorrected_db": -34.57,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -29.2
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -21.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -17.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -9.2
            }
          ],
          "true_peak_4x": -0.006722598242322717,
          "sample_peak": -0.006722598242322717,
          "true_peak_ebur128": -0.0,
          "encoded_bytes": 7344883,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.005490922440464478,
          "residual_db": -34.04,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -38.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -27.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -18.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -14.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -8.3
            }
          ],
          "true_peak_4x": 0.08272705298126137,
          "sample_peak": 0.0008904316675258635,
          "true_peak_ebur128": 0.1,
          "encoded_bytes": 5982664,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -5.8,
        "spotify_loud": -2.8,
        "spotify_quiet": -10.8,
        "apple": -7.8,
        "youtube": -5.8,
        "tidal": -5.8,
        "amazon": -5.8,
        "deezer": -6.8,
        "tiktok": -5.8,
        "bandcamp": 0.0,
        "apple_podcasts": -7.8
      },
      "seconds": 31.6
    },
    {
      "key": "bts",
      "artist": "BTS",
      "title": "SWIM",
      "file": "07 - BTS (\u9632\u5f3e\u5c11\u5e74\u56e3) - SWIM.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 159.008,
        "lufs": -7.9,
        "lra": 7.0,
        "short_term_max": -5.6,
        "true_peak_4x": 0.7344840912877787,
        "sample_peak": -0.20111469349462835,
        "true_peak_ebur128": 0.8,
        "dynamic_range": 7.4956296935010815,
        "psr": 6.334484091287778
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.7344840912877787,
          "sample_peak": -0.20111469349462835
        },
        "48000": {
          "true_peak_4x": 0.7867253845337416,
          "sample_peak": 0.703491768079219
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.7344840912877787,
        "sample_peak": -0.20111469349462835,
        "true_peak_ebur128": 0.8,
        "encoded_bytes": 20035665,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04290750480109179,
          "residual_db": -17.37,
          "residual_uncorrected_db": -17.37,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -23.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -10.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -6.3
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 3.1803828796500992,
          "sample_peak": 2.977175783245701,
          "true_peak_ebur128": 3.1,
          "encoded_bytes": 1841949,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.21723475850303722,
          "residual_db": -25.76,
          "residual_uncorrected_db": -24.86,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -29.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -20.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -15.7
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -12.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.3
            }
          ],
          "true_peak_4x": 3.002371256627037,
          "sample_peak": 2.7533814959926186,
          "true_peak_ebur128": 3.0,
          "encoded_bytes": 5330456,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.044156852694425326,
          "residual_db": -19.27,
          "residual_uncorrected_db": -19.26,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -6.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 2.8
            }
          ],
          "true_peak_4x": 2.3304687239624484,
          "sample_peak": 2.0203212116181883,
          "true_peak_ebur128": 2.3,
          "encoded_bytes": 2565051,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.018930453165897417,
          "residual_db": -21.65,
          "residual_uncorrected_db": -21.64,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -14.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -7.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -2.7
            }
          ],
          "true_peak_4x": 2.0937582022482624,
          "sample_peak": 1.8766699521090435,
          "true_peak_ebur128": 2.1,
          "encoded_bytes": 2910954,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.042381160141930746,
          "residual_db": -33.19,
          "residual_uncorrected_db": -32.98,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -38.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.3
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -21.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -18.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.3
            }
          ],
          "true_peak_4x": 0.8476557909351086,
          "sample_peak": 0.2674880735036483,
          "true_peak_ebur128": 0.8,
          "encoded_bytes": 6480921,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.007276990636487233,
          "residual_db": -30.32,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -38.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -25.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -13.0
            }
          ],
          "true_peak_4x": 1.8716196045377127,
          "sample_peak": 1.005383094817779,
          "true_peak_ebur128": 1.9,
          "encoded_bytes": 5251668,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -6.1,
        "spotify_loud": -3.1,
        "spotify_quiet": -11.1,
        "apple": -8.1,
        "youtube": -6.1,
        "tidal": -6.1,
        "amazon": -6.1,
        "deezer": -7.1,
        "tiktok": -6.1,
        "bandcamp": 0.0,
        "apple_podcasts": -8.1
      },
      "seconds": 26.8
    },
    {
      "key": "bieber",
      "artist": "Justin Bieber",
      "title": "Beauty And A Beat (Album Version)",
      "file": "10 - Justin Bieber - \u30d3\u30e5\u30fc\u30c6\u30a3\u30fc\u30fb\u30a2\u30f3\u30c9\u30fb\u30a2\u30fb\u30d3\u30fc\u30c8 (Album Version).wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 227.987,
        "lufs": -7.4,
        "lra": 3.1,
        "short_term_max": -5.7,
        "true_peak_4x": 1.6819309408066352,
        "sample_peak": -0.00026507636037961915,
        "true_peak_ebur128": 1.7,
        "dynamic_range": 8.399448676366774,
        "psr": 7.381930940806635
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 1.6819309408066352,
          "sample_peak": -0.00026507636037961915
        },
        "48000": {
          "true_peak_4x": 1.686560237927575,
          "sample_peak": 1.686560237927569
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 1.6819309408066352,
        "sample_peak": -0.00026507636037961915,
        "true_peak_ebur128": 1.7,
        "encoded_bytes": 30851626,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.07882571812128,
          "residual_db": -15.75,
          "residual_uncorrected_db": -15.74,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -23.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -11.3
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -4.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -2.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 0.0
            }
          ],
          "true_peak_4x": 2.838772989053181,
          "sample_peak": 2.506723522263336,
          "true_peak_ebur128": 2.8,
          "encoded_bytes": 2602058,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.2754341539423472,
          "residual_db": -23.63,
          "residual_uncorrected_db": -22.75,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -20.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -14.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -10.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.3
            }
          ],
          "true_peak_4x": 3.4226207251567216,
          "sample_peak": 2.5434761438300635,
          "true_peak_ebur128": 3.4,
          "encoded_bytes": 7580926,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.05351008104969285,
          "residual_db": -19.36,
          "residual_uncorrected_db": -19.35,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -23.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.8
            }
          ],
          "true_peak_4x": 2.3011474774724276,
          "sample_peak": 2.08746642452774,
          "true_peak_ebur128": 2.3,
          "encoded_bytes": 3834966,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.025040690350930896,
          "residual_db": -20.96,
          "residual_uncorrected_db": -20.95,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -30.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.3
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.7
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -3.7
            }
          ],
          "true_peak_4x": 1.6842432050349845,
          "sample_peak": 1.4759025709953972,
          "true_peak_ebur128": 1.7,
          "encoded_bytes": 4546363,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.0399678011618025,
          "residual_db": -32.31,
          "residual_uncorrected_db": -32.16,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -20.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -16.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -13.0
            }
          ],
          "true_peak_4x": 1.6746611607955764,
          "sample_peak": 0.3594056015271969,
          "true_peak_ebur128": 1.7,
          "encoded_bytes": 9726869,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.008245808388810455,
          "residual_db": -29.46,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -39.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -26.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -18.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -13.7
            }
          ],
          "true_peak_4x": 1.6389955560488723,
          "sample_peak": 0.9034647945749739,
          "true_peak_ebur128": 1.6,
          "encoded_bytes": 7609588,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -6.6,
        "spotify_loud": -3.6,
        "spotify_quiet": -11.6,
        "apple": -8.6,
        "youtube": -6.6,
        "tidal": -6.6,
        "amazon": -6.6,
        "deezer": -7.6,
        "tiktok": -6.6,
        "bandcamp": 0.0,
        "apple_podcasts": -8.6
      },
      "seconds": 55.6
    },
    {
      "key": "malcolmtodd",
      "artist": "Malcolm Todd",
      "title": "Earrings",
      "file": "01 - Malcolm Todd - Earrings.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 151.5,
        "lufs": -8.9,
        "lra": 2.8,
        "short_term_max": -7.3,
        "true_peak_4x": 0.21243830139723602,
        "sample_peak": 0.0,
        "true_peak_ebur128": 0.1,
        "dynamic_range": 9.507177808177431,
        "psr": 7.512438301397236
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.21243830139723602,
          "sample_peak": 0.0
        },
        "48000": {
          "true_peak_4x": 0.14899469489758377,
          "sample_peak": 0.14595138186666412
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.21243830139723602,
        "sample_peak": 0.0,
        "true_peak_ebur128": 0.1,
        "encoded_bytes": 19753021,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.0778176697114881,
          "residual_db": -15.54,
          "residual_uncorrected_db": -15.53,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -11.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -2.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -0.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 3.9942585416334975,
          "sample_peak": 3.2266626308626343,
          "true_peak_ebur128": 4.0,
          "encoded_bytes": 1768610,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.0812909290201187,
          "residual_db": -25.01,
          "residual_uncorrected_db": -24.89,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -29.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -20.3
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -15.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -11.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.1
            }
          ],
          "true_peak_4x": 2.0165991917704718,
          "sample_peak": 2.0165991917704718,
          "true_peak_ebur128": 2.0,
          "encoded_bytes": 5020446,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.05308740749444442,
          "residual_db": -18.9,
          "residual_uncorrected_db": -18.88,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.6
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 0.9
            }
          ],
          "true_peak_4x": 2.0457750717587575,
          "sample_peak": 1.7620397946103439,
          "true_peak_ebur128": 2.0,
          "encoded_bytes": 2523217,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.02068512732528274,
          "residual_db": -20.86,
          "residual_uncorrected_db": -20.85,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.6
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.5
            }
          ],
          "true_peak_4x": 1.6698876509475193,
          "sample_peak": 1.4500272307272843,
          "true_peak_ebur128": 1.7,
          "encoded_bytes": 2983432,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03570285137322201,
          "residual_db": -31.69,
          "residual_uncorrected_db": -31.58,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -34.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -21.5
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -17.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.5
            }
          ],
          "true_peak_4x": 0.36897339299498344,
          "sample_peak": 0.36897339299498344,
          "true_peak_ebur128": 0.4,
          "encoded_bytes": 6465347,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.00653795656417642,
          "residual_db": -29.96,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -35.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -25.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -18.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.5
            }
          ],
          "true_peak_4x": 0.43337825875955016,
          "sample_peak": 0.35506703443676857,
          "true_peak_ebur128": 0.5,
          "encoded_bytes": 5340720,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -5.1,
        "spotify_loud": -2.1,
        "spotify_quiet": -10.1,
        "apple": -7.1,
        "youtube": -5.1,
        "tidal": -5.1,
        "amazon": -5.1,
        "deezer": -6.1,
        "tiktok": -5.1,
        "bandcamp": 0.0,
        "apple_podcasts": -7.1
      },
      "seconds": 35.0
    },
    {
      "key": "mj",
      "artist": "Michael Jackson",
      "title": "Billie Jean (Single Version)",
      "file": "06 - Michael Jackson - \u30d3\u30ea\u30fc\u30fb\u30b8\u30fc\u30f3 (Single Version).wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 293.802,
        "lufs": -17.3,
        "lra": 2.7,
        "short_term_max": -15.4,
        "true_peak_4x": -1.2084450520587433,
        "sample_peak": -1.2084450520587433,
        "true_peak_ebur128": -1.2,
        "dynamic_range": 16.290349708625918,
        "psr": 14.191554947941256
      },
      "resampled": {
        "44100": {
          "true_peak_4x": -1.2084450520587433,
          "sample_peak": -1.2084450520587433
        },
        "48000": {
          "true_peak_4x": -1.1823522733671359,
          "sample_peak": -1.3519460688545801
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": -1.2084450520587433,
        "sample_peak": -1.2084450520587433,
        "true_peak_ebur128": -1.2,
        "encoded_bytes": 33809183,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.180041267769747,
          "residual_db": -12.92,
          "residual_uncorrected_db": -12.89,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -11.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -5.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -2.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 0.0
            }
          ],
          "true_peak_4x": -0.227603162011851,
          "sample_peak": -0.3842548306365564,
          "true_peak_ebur128": -0.2,
          "encoded_bytes": 3652044,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.03542734061329635,
          "residual_db": -21.15,
          "residual_uncorrected_db": -21.15,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -27.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -18.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -15.3
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -12.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -8.8
            }
          ],
          "true_peak_4x": -0.7899443880355094,
          "sample_peak": -0.7899443880355094,
          "true_peak_ebur128": -0.7,
          "encoded_bytes": 9784384,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.1118821398713937,
          "residual_db": -15.99,
          "residual_uncorrected_db": -15.96,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 2.1
            }
          ],
          "true_peak_4x": -0.6758587148905136,
          "sample_peak": -0.8156424571608993,
          "true_peak_ebur128": -0.7,
          "encoded_bytes": 4856657,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.038978327035609404,
          "residual_db": -16.98,
          "residual_uncorrected_db": -16.98,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -14.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.3
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -2.0
            }
          ],
          "true_peak_4x": -0.900845474106873,
          "sample_peak": -1.1807118183517644,
          "true_peak_ebur128": -0.9,
          "encoded_bytes": 5927437,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.021737545908151447,
          "residual_db": -28.67,
          "residual_uncorrected_db": -28.65,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -34.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -27.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -21.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -18.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.4
            }
          ],
          "true_peak_4x": -1.3279259349879684,
          "sample_peak": -1.3279986118078302,
          "true_peak_ebur128": -1.2,
          "encoded_bytes": 12712860,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.012311359062154739,
          "residual_db": -25.69,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -36.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -23.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -18.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -14.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.7
            }
          ],
          "true_peak_4x": -1.1959500766642652,
          "sample_peak": -1.23122709239915,
          "true_peak_ebur128": -1.2,
          "encoded_bytes": 10229342,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": 3.3,
        "spotify_loud": 6.3,
        "spotify_quiet": -1.7,
        "apple": 1.3,
        "youtube": 0.0,
        "tidal": 3.3,
        "amazon": 3.3,
        "deezer": 2.3,
        "tiktok": 0.0,
        "bandcamp": 0.0,
        "apple_podcasts": 1.3
      },
      "seconds": 64.6
    },
    {
      "key": "fike",
      "artist": "Dominic Fike",
      "title": "Babydoll",
      "file": "03 - \u30c9\u30df\u30cb\u30af\u30fb\u30d5\u30a1\u30a4\u30af - Babydoll.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 97.96,
        "lufs": -8.6,
        "lra": 4.6,
        "short_term_max": -6.9,
        "true_peak_4x": -0.2514473141128296,
        "sample_peak": -0.2514473141128296,
        "true_peak_ebur128": -0.2,
        "dynamic_range": 9.119142520004354,
        "psr": 6.648552685887171
      },
      "resampled": {
        "44100": {
          "true_peak_4x": -0.2514473141128296,
          "sample_peak": -0.2514473141128296
        },
        "48000": {
          "true_peak_4x": -0.18298214873182453,
          "sample_peak": -0.18298214873182453
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": -0.2514473141128296,
        "sample_peak": -0.2514473141128296,
        "true_peak_ebur128": -0.2,
        "encoded_bytes": 11293445,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04548293068532082,
          "residual_db": -17.65,
          "residual_uncorrected_db": -17.65,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -25.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -12.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -3.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": 1.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 1.8789496303162871,
          "sample_peak": 1.8789496303162858,
          "true_peak_ebur128": 1.8,
          "encoded_bytes": 1055551,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.10312630972994236,
          "residual_db": -27.67,
          "residual_uncorrected_db": -27.34,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -30.8
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -21.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -15.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -10.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -17.1
            }
          ],
          "true_peak_4x": 3.861802656138588,
          "sample_peak": 3.861802656138588,
          "true_peak_ebur128": 3.9,
          "encoded_bytes": 3286384,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03644256307701551,
          "residual_db": -20.92,
          "residual_uncorrected_db": -20.91,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -23.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -17.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 0.4
            }
          ],
          "true_peak_4x": 1.4486619271153387,
          "sample_peak": 1.1350082179850798,
          "true_peak_ebur128": 1.4,
          "encoded_bytes": 1512300,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.02727914742295789,
          "residual_db": -21.93,
          "residual_uncorrected_db": -21.92,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -31.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.2
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -1.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.1
            }
          ],
          "true_peak_4x": 1.1709598101782475,
          "sample_peak": 1.072295949071199,
          "true_peak_ebur128": 1.2,
          "encoded_bytes": 1707072,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04382761093079453,
          "residual_db": -33.72,
          "residual_uncorrected_db": -33.47,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -38.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -29.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -20.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -16.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -16.8
            }
          ],
          "true_peak_4x": 0.09639532136064513,
          "sample_peak": 0.056867146040016886,
          "true_peak_ebur128": 0.1,
          "encoded_bytes": 3818755,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.00588539748144581,
          "residual_db": -33.13,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -40.5
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -26.6
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -18.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -20.1
            }
          ],
          "true_peak_4x": 0.27257649536878653,
          "sample_peak": 0.1307028978148961,
          "true_peak_ebur128": 0.3,
          "encoded_bytes": 3202561,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -5.4,
        "spotify_loud": -2.4,
        "spotify_quiet": -10.4,
        "apple": -7.4,
        "youtube": -5.4,
        "tidal": -5.4,
        "amazon": -5.4,
        "deezer": -6.4,
        "tiktok": -5.4,
        "bandcamp": 0.0,
        "apple_podcasts": -7.4
      },
      "seconds": 18.4
    },
    {
      "key": "oasis",
      "artist": "Oasis",
      "title": "Wonderwall (Remastered)",
      "file": "03 - \u30aa\u30a2\u30b7\u30b9 - Wonderwall (Remastered).wav",
      "source": {
        "sample_rate": 96000,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 258.734,
        "lufs": -6.7,
        "lra": 9.6,
        "short_term_max": -5.5,
        "true_peak_4x": -0.7270271242437355,
        "sample_peak": -1.0999137670409596,
        "true_peak_ebur128": -0.7,
        "dynamic_range": 7.517514738943389,
        "psr": 4.772972875756264
      },
      "resampled": {
        "44100": {
          "true_peak_4x": -0.306506859868559,
          "sample_peak": -0.46583760891793957
        },
        "48000": {
          "true_peak_4x": -0.31477324103362797,
          "sample_peak": -0.4668635148163872
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": -0.306506859868559,
        "sample_peak": -0.46583760891793957,
        "true_peak_ebur128": -0.3,
        "encoded_bytes": 65492429,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.0628706385257525,
          "residual_db": -15.06,
          "residual_uncorrected_db": -15.05,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -10.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -3.3
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -0.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 2.837769823847018,
          "sample_peak": 2.757864489987269,
          "true_peak_ebur128": 2.9,
          "encoded_bytes": 3085017,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.04725499488440504,
          "residual_db": -25.15,
          "residual_uncorrected_db": -25.11,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -29.6
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -21.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -14.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -8.5
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -9.6
            }
          ],
          "true_peak_4x": 3.7807398981166216,
          "sample_peak": 3.7807398981166216,
          "true_peak_ebur128": 3.8,
          "encoded_bytes": 8589660,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.0590042312039113,
          "residual_db": -18.94,
          "residual_uncorrected_db": -18.92,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.3
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -5.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.1
            }
          ],
          "true_peak_4x": 1.7181711980196848,
          "sample_peak": 1.5905616606873196,
          "true_peak_ebur128": 1.7,
          "encoded_bytes": 4448218,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.002562005490525441,
          "residual_db": -20.24,
          "residual_uncorrected_db": -20.24,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -27.6
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -3.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -1.2
            }
          ],
          "true_peak_4x": 1.4215899369457468,
          "sample_peak": 1.0631163553513376,
          "true_peak_ebur128": 1.4,
          "encoded_bytes": 5301477,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03451628780758286,
          "residual_db": -32.74,
          "residual_uncorrected_db": -32.61,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.6
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -23.0
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -19.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.5
            }
          ],
          "true_peak_4x": -0.21220173240631723,
          "sample_peak": -0.2558210716255723,
          "true_peak_ebur128": -0.2,
          "encoded_bytes": 12117753,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.011092046838804128,
          "residual_db": -29.43,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -36.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -24.6
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -13.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.5
            }
          ],
          "true_peak_4x": -0.08698454234287442,
          "sample_peak": -0.2093460504565152,
          "true_peak_ebur128": -0.1,
          "encoded_bytes": 9476154,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -7.3,
        "spotify_loud": -4.3,
        "spotify_quiet": -12.3,
        "apple": -9.3,
        "youtube": -7.3,
        "tidal": -7.3,
        "amazon": -7.3,
        "deezer": -8.3,
        "tiktok": -7.3,
        "bandcamp": 0.0,
        "apple_podcasts": -9.3
      },
      "seconds": 55.4
    },
    {
      "key": "katyperry",
      "artist": "Katy Perry",
      "title": "The One That Got Away",
      "file": "07 - \u30b1\u30a4\u30c6\u30a3\u30fb\u30da\u30ea\u30fc - \u30ef\u30f3\u30fb\u30b6\u30c3\u30c8\u30fb\u30b4\u30c3\u30c8\u30fb\u30a2\u30a6\u30a7\u30a4.wav",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 227.333,
        "lufs": -8.1,
        "lra": 3.6,
        "short_term_max": -6.0,
        "true_peak_4x": 1.316428774661985,
        "sample_peak": -0.010078593034272266,
        "true_peak_ebur128": 1.3,
        "dynamic_range": 8.966325853797684,
        "psr": 7.3164287746619845
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 1.316428774661985,
          "sample_peak": -0.010078593034272266
        },
        "48000": {
          "true_peak_4x": 1.3345141493933759,
          "sample_peak": 1.3343129558144446
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 1.316428774661985,
        "sample_peak": -0.010078593034272266,
        "true_peak_ebur128": 1.3,
        "encoded_bytes": 28581920,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04229924167020512,
          "residual_db": -16.55,
          "residual_uncorrected_db": -16.54,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -10.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -5.3
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -3.4
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 2.536027127858623,
          "sample_peak": 2.498549780188343,
          "true_peak_ebur128": 2.5,
          "encoded_bytes": 2588847,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.03830115911872483,
          "residual_db": -25.62,
          "residual_uncorrected_db": -25.59,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -31.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -21.1
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -13.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -9.9
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -9.7
            }
          ],
          "true_peak_4x": 4.4778047589587935,
          "sample_peak": 4.197268196625597,
          "true_peak_ebur128": 4.4,
          "encoded_bytes": 7591402,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.04590464593566647,
          "residual_db": -19.94,
          "residual_uncorrected_db": -19.93,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -22.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -6.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 0.1
            }
          ],
          "true_peak_4x": 2.2598192723718005,
          "sample_peak": 2.2598192723718005,
          "true_peak_ebur128": 2.3,
          "encoded_bytes": 3799764,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.01127555356037052,
          "residual_db": -21.72,
          "residual_uncorrected_db": -21.72,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -16.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -6.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -2.1
            }
          ],
          "true_peak_4x": 1.598507295280929,
          "sample_peak": 1.598507295280929,
          "true_peak_ebur128": 1.6,
          "encoded_bytes": 4302960,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03780611878056382,
          "residual_db": -32.86,
          "residual_uncorrected_db": -32.71,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -36.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -28.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -21.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -18.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.3
            }
          ],
          "true_peak_4x": 1.2857692911624472,
          "sample_peak": 0.10681185041010272,
          "true_peak_ebur128": 1.3,
          "encoded_bytes": 9066727,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.005530402701652903,
          "residual_db": -30.3,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -24.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.6
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -14.2
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.8
            }
          ],
          "true_peak_4x": 0.7274667752690088,
          "sample_peak": 0.37410642331225147,
          "true_peak_ebur128": 0.7,
          "encoded_bytes": 7736391,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -5.9,
        "spotify_loud": -2.9,
        "spotify_quiet": -10.9,
        "apple": -7.9,
        "youtube": -5.9,
        "tidal": -5.9,
        "amazon": -5.9,
        "deezer": -6.9,
        "tiktok": -5.9,
        "bandcamp": 0.0,
        "apple_podcasts": -7.9
      },
      "seconds": 36.1
    },
    {
      "key": "rodrigo",
      "artist": "Olivia Rodrigo",
      "title": "stupid song",
      "file": "02 - \u30aa\u30ea\u30f4\u30a3\u30a2\u30fb\u30ed\u30c9\u30ea\u30b4 - stupid song.wav",
      "source": {
        "sample_rate": 48000,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 209.68,
        "lufs": -7.9,
        "lra": 13.8,
        "short_term_max": -4.1,
        "true_peak_4x": 0.7432571706948234,
        "sample_peak": -0.19999890824046906,
        "true_peak_ebur128": 0.7,
        "dynamic_range": 7.770906601976315,
        "psr": 4.843257170694823
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.7883006808777899,
          "sample_peak": 0.7428315430518209
        },
        "48000": {
          "true_peak_4x": 0.7432571706948234,
          "sample_peak": -0.19999890824046906
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.7883006808777899,
        "sample_peak": 0.7428315430518209,
        "true_peak_ebur128": 0.8,
        "encoded_bytes": 51784130,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.03708060736243848,
          "residual_db": -15.18,
          "residual_uncorrected_db": -15.18,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -10.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -6.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.4
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 3.2875020025320363,
          "sample_peak": 3.2875020025320296,
          "true_peak_ebur128": 3.3,
          "encoded_bytes": 2325429,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.3561037070588212,
          "residual_db": -24.24,
          "residual_uncorrected_db": -22.7,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -27.2
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -21.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -14.4
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -11.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.4
            }
          ],
          "true_peak_4x": 0.4567064912161367,
          "sample_peak": 0.37640111885198313,
          "true_peak_ebur128": 0.5,
          "encoded_bytes": 6797255,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.06719820231365142,
          "residual_db": -18.44,
          "residual_uncorrected_db": -18.42,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 3.5
            }
          ],
          "true_peak_4x": 2.8316361453498766,
          "sample_peak": 2.3683669333727915,
          "true_peak_ebur128": 2.8,
          "encoded_bytes": 3378135,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.006330533173746504,
          "residual_db": -20.12,
          "residual_uncorrected_db": -20.12,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -26.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -15.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -9.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -7.7
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -3.2
            }
          ],
          "true_peak_4x": 1.9678630545050995,
          "sample_peak": 1.8153484355549934,
          "true_peak_ebur128": 1.9,
          "encoded_bytes": 3753759,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.025624813492044478,
          "residual_db": -30.56,
          "residual_uncorrected_db": -30.52,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -34.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -27.7
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -19.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -17.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.3
            }
          ],
          "true_peak_4x": 0.764377265762568,
          "sample_peak": 0.5474884518929702,
          "true_peak_ebur128": 0.8,
          "encoded_bytes": 7819529,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.010354056848352803,
          "residual_db": -29.06,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -35.1
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -25.2
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.2
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -15.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.4
            }
          ],
          "true_peak_4x": 1.1367853026752825,
          "sample_peak": 1.0681427551066984,
          "true_peak_ebur128": 1.1,
          "encoded_bytes": 6926522,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -6.1,
        "spotify_loud": -3.1,
        "spotify_quiet": -11.1,
        "apple": -8.1,
        "youtube": -6.1,
        "tidal": -6.1,
        "amazon": -6.1,
        "deezer": -7.1,
        "tiktok": -6.1,
        "bandcamp": 0.0,
        "apple_podcasts": -8.1
      },
      "seconds": 41.5
    },
    {
      "key": "iris",
      "artist": "Goo Goo Dolls",
      "title": "Iris",
      "file": "11 - Goo Goo Dolls - Iris.wav",
      "source": {
        "sample_rate": 192000,
        "channels": 2,
        "subtype": "PCM_24",
        "duration_s": 289.559,
        "lufs": -11.1,
        "lra": 11.6,
        "short_term_max": -8.0,
        "true_peak_4x": -0.1395538005348639,
        "sample_peak": -0.15415334741465264,
        "true_peak_ebur128": -0.2,
        "dynamic_range": 11.524237970165299,
        "psr": 7.8604461994651365
      },
      "resampled": {
        "44100": {
          "true_peak_4x": 0.4267681774818263,
          "sample_peak": 0.28560309448609894
        },
        "48000": {
          "true_peak_4x": 0.36092849760740475,
          "sample_peak": 0.28639960491723115
        }
      },
      "control": {
        "label": "WavPack (lossless float)",
        "lag_samples": 0,
        "gain_correction_db": 0.0,
        "residual_db": null,
        "residual_uncorrected_db": null,
        "bands": [
          {
            "lo": 0,
            "hi": 1000,
            "rel_db": null
          },
          {
            "lo": 1000,
            "hi": 6000,
            "rel_db": null
          },
          {
            "lo": 6000,
            "hi": 12000,
            "rel_db": null
          },
          {
            "lo": 12000,
            "hi": 18000,
            "rel_db": null
          },
          {
            "lo": 18000,
            "hi": 22050,
            "rel_db": null
          }
        ],
        "true_peak_4x": 0.4267681774818263,
        "sample_peak": 0.28560309448609894,
        "true_peak_ebur128": 0.4,
        "encoded_bytes": 75261539,
        "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a wavpack out.wv"
      },
      "codecs": {
        "spotify": {
          "label": "Ogg Vorbis 96 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.10250672782337462,
          "residual_db": -14.13,
          "residual_uncorrected_db": -14.11,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -21.9
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -9.4
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -3.9
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -2.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -0.0
            }
          ],
          "true_peak_4x": 1.8795022615366386,
          "sample_peak": 1.7826361523139354,
          "true_peak_ebur128": 1.9,
          "encoded_bytes": 3427407,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 96k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple": {
          "label": "AAC-LC 256 kbps",
          "lag_samples": 0,
          "gain_correction_db": 0.06395734616024806,
          "residual_db": -23.69,
          "residual_uncorrected_db": -23.63,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -28.4
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -18.8
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -14.8
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -12.3
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -10.7
            }
          ],
          "true_peak_4x": 1.5788868242323169,
          "sample_peak": 1.5173152592621935,
          "true_peak_ebur128": 1.6,
          "encoded_bytes": 9520922,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a aac -b:a 256k -profile:a aac_low out.m4a",
          "encoder_input_rate": 44100
        },
        "youtube": {
          "label": "Opus 128 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.09416670428821053,
          "residual_db": -16.83,
          "residual_uncorrected_db": -16.81,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -20.7
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -14.0
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -8.7
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -4.6
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": 0.5
            }
          ],
          "true_peak_4x": 1.5164438244107155,
          "sample_peak": 1.405621738723081,
          "true_peak_ebur128": 1.5,
          "encoded_bytes": 4929756,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref48000.wav -map 0:a:0 -c:a libopus -b:a 128k out.opus",
          "encoder_input_rate": 48000
        },
        "spotify_160": {
          "label": "Ogg Vorbis 160 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.01722453710416883,
          "residual_db": -18.96,
          "residual_uncorrected_db": -18.95,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -27.3
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -13.9
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -10.1
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -6.1
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -3.7
            }
          ],
          "true_peak_4x": 1.4962853777750187,
          "sample_peak": 1.168022168145312,
          "true_peak_ebur128": 1.5,
          "encoded_bytes": 5864826,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 160k out.ogg",
          "encoder_input_rate": 44100
        },
        "spotify_320": {
          "label": "Ogg Vorbis 320 kbps",
          "lag_samples": 0,
          "gain_correction_db": -0.025528468157063684,
          "residual_db": -29.24,
          "residual_uncorrected_db": -29.21,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -34.6
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -26.5
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -20.7
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -17.0
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -12.8
            }
          ],
          "true_peak_4x": 0.49315584694634107,
          "sample_peak": 0.3333625583858029,
          "true_peak_ebur128": 0.5,
          "encoded_bytes": 12548301,
          "command": "ffmpeg -y -hide_banner -loglevel error -i /tmp/chartstudy-a3pzbxji/ref44100.wav -map 0:a:0 -c:a libvorbis -b:a 320k out.ogg",
          "encoder_input_rate": 44100
        },
        "apple_native": {
          "label": "AAC-LC 256 kbps (Apple encoder)",
          "lag_samples": 0,
          "gain_correction_db": 0.009622119680683848,
          "residual_db": -26.96,
          "bands": [
            {
              "lo": 0,
              "hi": 1000,
              "rel_db": -37.0
            },
            {
              "lo": 1000,
              "hi": 6000,
              "rel_db": -23.6
            },
            {
              "lo": 6000,
              "hi": 12000,
              "rel_db": -17.3
            },
            {
              "lo": 12000,
              "hi": 18000,
              "rel_db": -13.8
            },
            {
              "lo": 18000,
              "hi": 22050,
              "rel_db": -11.1
            }
          ],
          "true_peak_4x": 0.5062283626009577,
          "sample_peak": 0.4263698548868632,
          "true_peak_ebur128": 0.6,
          "encoded_bytes": 9985034,
          "encoder_input_rate": 44100,
          "command": "afconvert -f m4af -d aac -b 256000 -q 127 -s 2 in.wav out.m4a"
        }
      },
      "platform_gain_db": {
        "spotify": -2.9,
        "spotify_loud": 0.1,
        "spotify_quiet": -7.9,
        "apple": -4.9,
        "youtube": -2.9,
        "tidal": -2.9,
        "amazon": -2.9,
        "deezer": -3.9,
        "tiktok": -2.9,
        "bandcamp": 0.0,
        "apple_podcasts": -4.9
      },
      "seconds": 96.5
    }
  ],
  "pairs": [
    {
      "key": "iris",
      "artist": "Goo Goo Dolls",
      "title": "Iris (CD tier)",
      "file": "01-11 Iris CD.flac",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 289.559,
        "lufs": -11.1,
        "lra": 11.6,
        "short_term_max": -8.0,
        "true_peak_4x": 0.34025671665137586,
        "sample_peak": 0.0,
        "true_peak_ebur128": 0.3,
        "dynamic_range": 11.650098428438632,
        "psr": 8.340256716651377
      }
    },
    {
      "key": "djo",
      "artist": "Djo",
      "title": "End of Beginning (CD tier)",
      "file": "01-01 End of Beginning.flac",
      "source": {
        "sample_rate": 44100,
        "channels": 2,
        "subtype": "PCM_16",
        "duration_s": 159.246,
        "lufs": -9.6,
        "lra": 6.0,
        "short_term_max": -6.7,
        "true_peak_4x": 0.11875714005527696,
        "sample_peak": -0.040384730312351874,
        "true_peak_ebur128": 0.1,
        "dynamic_range": 9.098374643440142,
        "psr": 6.818757140055277
      }
    }
  ]
}