[issue2647] AC-3 files with a 16-byte header

New submission from Kieran K kie...@kunhya.com: Sonic Foundry Soft Encode produces AC-3 files with a 16-byte header. File 'odd_ac3.ac3' not attached - you can download it from https://roundup.ffmpeg.org/file1361. -- files: odd_ac3.ac3 messages: 13818 priority: normal status: new

[issue2647] AC-3 files with a 16-byte header

Justin Ruggles justin.rugg...@gmail.com added the comment: all except bytes 8 to 11 seem to be the same for every frame. 01 10 00 00 00 00 00 00 XX XX XX XX 00 14 22 06 bytes 8 to 11 could be some sort of timestamp. first two frames are 00 00 00 00 subsequent frames increment by FF C0 any

[issue2647] AC-3 files with a 16-byte header

Justin Ruggles justin.rugg...@gmail.com added the comment: found a forum post mentioning a Soft Encode commandline option: -TimeStamp=Off - use the frame type SMPTE (16 bytes before the normal header). FFmpeg issue tracker

[issue2647] AC-3 files with a 16-byte header

Justin Ruggles justin.rugg...@gmail.com added the comment: seems to be some binary decimal format. the increment is not fixed in binary. FFmpeg issue tracker iss...@roundup.ffmpeg.org https://roundup.ffmpeg.org/issue2647