Codec Audio Ac3 [work] May 2026

| Feature | AC-3 | E-AC-3 | | :--- | :--- | :--- | | Max channels | 5.1 | 15.1 (7.1 common) | | Bitrate | 640 kbps | 6144 kbps | | Object-based audio | No | Yes (via Dolby Atmos in E-AC-3) | | Sample rate | Up to 48 kHz | Up to 192 kHz | | Typical use | DVD, Digital TV | Netflix, Amazon, Blu-ray (secondary) |

ffmpeg -i input.wav -c:a ac3 -ac 6 -b:a 448k output.ac3