[Ffmpeg-devel] [PATCH] xan_dpcm in MPlayer + libavformat

[Baptiste Coudurier]

M?ns Rullg?rd wrote:
> Baptiste Coudurier <baptiste.coudurier at smartjog.com> writes:
> 
>> Hi
>>
>> Diego Biurrun wrote:
>>> On Fri, Nov 17, 2006 at 04:34:45PM -0800, Mike Melanson wrote:
>>>> Diego Biurrun wrote:
>>>>> Attached patch is necessary to make xan_dpcm work in MPlayer with the
>>>>> libavformat AVI demuxer.  Since it just adds another line to an already
>>>>> present hack I hope it's acceptable...
>>>> Seems reasonable. I guess the API changed enough that this is necessary?
>>> Without this the audio gets misdetected as PCM since the codec_tag is 1
>>> in the AVI header.
>>>
>> I remember something like checking dts frames in wav then changing
>> fourcc (because it was 1 or 0, indication pcm) in demux_audio.c in
>> mplayer, which does not work in lavf though.
> 
> Are you thinking of those wav files meant to be burned to a cd and
> played through a hardware dts decoder?
> 

Maybe, I don't know, found one this week and was not able to play it
with ffmpeg.

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Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
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