On 12/18/18, Pali Rohár <pali.ro...@gmail.com> wrote: > Hello, > > it looks like that audio encoded by aptX (non-hd) codec can be stored in > RIFF wave container. Look into old Microsoft Multimedia document named > "New Multimedia Data Types and Data Techniques" from April 15, 1994. > > http://web.archive.org/web/20120917060438/http://download.microsoft.com/download/9/8/6/9863C72A-A3AA-4DDB-B1BA-CA8D17EFD2D4/RIFFNEW.pdf > > It was available on Microsoft website, but now is only in webarchive. > > At page 45 is described WAVE format header with allocated id for aptX. > > #define WAVE_FORMAT_APTX (0x0025) > > Description of compression on that page really matches aptX (non-hd) > codec which is already supported by ffmpeg. > > So... could you add support for storing aptX encoded audio to RIFF wave > container? Currently ffmpeg can store aptX only into "raw" container, so > there is no information about frequency or channels. And above document > describe that frequency and number of channels can be stored in RIFF > wave also for aptX payload.
No, because we need actual samples. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
