[MPlayer-dev-eng] Re: [PATCH] asf demuxer changes for dvr-ms

John Donaghy johnfdonaghy at gmail.com
Sat Apr 7 19:39:44 CEST 2007


Is there any progress with the status of this patch? No pressure - just



On 3/9/07, John Donaghy <johnfdonaghy at gmail.com> wrote:
> Hi
> This patch enhances the ability of the asf demuxer to play dvr-ms files.
> It does the following:
> 1) Removes the need to parse the video stream to find frame boundaries.
> 2) Correctly locates video keyframes in the container
> 3) Uses the dvr-ms timestamps in the replicated data
> 4) Improves seeking in dvr-ms files
> 5) Detects most ac3 audio stream from the container
> Regarding 5) as discussed previously on this list a better solution
> would be to examine the audio stream because there is one known sample
> where it is impossible to determine the audio format from the
> container alone. However the method in this patch has been widely
> tested by several people and generally works. I will probably submit a
> future patch that does examine the audio stream to determine the type
> (which can only be ac3 or mp2 in dvr-ms files).
> If required, I can post some samples that dont play correctly with the
> SNV version - but where on ftp.mplayerhq.hu do I post them these days?
> John

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