[FFmpeg-devel] [RFC] possible API for opening external demuxer references

Måns Rullgård mans
Wed Feb 27 20:37:05 CET 2008

Reimar D?ffinger <Reimar.Doeffinger at stud.uni-karlsruhe.de> writes:

> On Wed, Feb 27, 2008 at 08:01:58PM +0100, Gabriel Fort? wrote:
>> the reading part is IMO even dirtier, as I'm forced to keep the current
>> pts/dts values for every stream, and find out before each
>> av_read_frame() which AVFormatContext I should use based on expected values.
>> ie. if aux's DTS <= main's DTS, then read from aux.
> Um, why don't you just buffer one AVPacket for each AVFormatContext and
> always return the one with the lower PTS in your read wrapper (and fill
> the empty buffer with a new packet)?

Ordering by PTS is wrong when B-frames are present.

M?ns Rullg?rd
mans at mansr.com

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