[FFmpeg-devel] suggestion for expanding audio bitdepth support in libav/ffmpeg

Ian Caulfield ian.caulfield
Mon Jan 21 10:56:57 CET 2008


On Jan 21, 2008 9:51 AM, madshi <dear at madshi.net> wrote:
> Michel Bardiaux schrieb:
>
>  > Next, the special-cases for PCM that are all over
>  > the place, should be handled like any other codec
>  > or format.
>  > When these 2 goals are reached, *then* it should
>  > be much easier to add support for other internal
>  > sound 'pixel formats'.
>
> But wouldn't this mean that both libav and ffmpeg
> needed to be changed at the same time? I have to
> admit that I don't know anything about ffmpeg,
> as I'm only using libav. But anyway, I guess the
> main point of my original post was the suggestion
> to not change the whole audio subsystem in both
> libav and ffmpeg at the same time, but to deal
> with libav first and tackle ffmpeg at a later time,
> while adding some kind of "translation" layer
> between libav and ffmpeg. Doing it that way would
> break up the whole terrifying task into two smaller
> slightly less terrifying pieces.

I think the idea was that the codec interface would be changed and a
new function would be added (avcodec_decode_audio3?) to use the new
interface, while avcodec_decode_audio2 would wrap the changes to
maintain the current API...

Ian




More information about the ffmpeg-devel mailing list