QuickTime Audio
| Audio CODEC | CODEC Flag | Comment |
|---|---|---|
| IMA 4:1 | ima4 | |
| Raw 8-bit audio | rawaudio | |
| Twos | twos | 16-bit PCM (Big Endian) |
| Ulaw | ulaw | |
| Sowt | sowt | 16-bit PCM (Little Endian) |
| A-law 2:1 | alaw | |
| 16-bit PCM | in16 | |
| Linear PCM (QT 7) | lpcm | |
| Ogg Vorbis | vorbis | qt4l compatible |
| Ogg Vorbis | vorbis_qt | qtcomponents compatible |
| MPEG-2 Layer 2 Audio | mp2 | |
| QDM2 Audio | qdm2 | |
| Apple lossless | alac | |
| McRowsoft ADPCM | adpcm (ms) | |
| ADPCM ima WAV | ima adpcm (wav) |