{
  "schemaVersion": 1,
  "method": "Original mono PCM16 440 Hz tone, peak amplitude 4096/32768, 20 ms linear edge fades. FFmpeg resamples one copy; another retains the exact source PCM payload with only rate and byte-rate header fields changed. Tone estimate uses positive zero crossings excluding 100 ms at each edge.",
  "scope": "Constructed reference files, not outputs from the browser converter, an AI result, listening-quality benchmark or hardware calibration.",
  "rows": [
    {
      "title": "Original 44.1 kHz tone",
      "path": "/audio-examples/resampling/source-44100.wav",
      "sampleRate": 44100,
      "frames": 44100,
      "seconds": 1.0,
      "measuredToneHz": 440.01,
      "bytes": 88244,
      "sha256": "6d72577d7d30fc025bac97cddba5e98e2b81e610fce3264dbf40f9c2cdb25254"
    },
    {
      "title": "FFmpeg-resampled 48 kHz copy",
      "path": "/audio-examples/resampling/resampled-48000.wav",
      "sampleRate": 48000,
      "frames": 48000,
      "seconds": 1.0,
      "measuredToneHz": 440.01,
      "bytes": 96044,
      "sha256": "3e3f997389fc2cd704a2dbca4584b59361d06ae52e2206011f8da4d73bed2c8c"
    },
    {
      "title": "Header-only 48 kHz change",
      "path": "/audio-examples/resampling/header-only-48000.wav",
      "sampleRate": 48000,
      "frames": 44100,
      "seconds": 0.91875,
      "measuredToneHz": 478.9,
      "bytes": 88244,
      "sha256": "0bc38d0b68497b4a33ba69527b99f05b4681f0092c61d62ac077c58ad9a67988"
    }
  ]
}