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Tue Jan 30 14:38:09 CET 2007 · https://ffmpeg.org/pipermail/ffmpeg-devel/2007-January/028277.html

Hi

Michael Niedermayer wrote:
> Hi
> 
> On Fri, Jan 26, 2007 at 10:24:29AM -0000, M?ns Rullg?rd wrote:
>> Baptiste Coudurier said:
>>> Baptiste Coudurier wrote:
>>>> Baptiste Coudurier wrote:
>>>>> Baptiste Coudurier wrote:
>>>>>> Hi
>>>>>>
>>>>>> M?ns Rullg?rd wrote:
>>>>>>> Baptiste Coudurier said:
>>>>>>>> Diego Biurrun wrote:
>>>>>>>>> Baptiste, patch forgotten?  :)
>>>>>>>>>
>>>>>>>> Not really, Mans did not comment on it, and Michael said that it should
>>>>>>>> use AVBitStreamFilter. Atm AVBitStreamFilter API has no support for
>>>>>>>> demuxing, nor demuxer activation cap, so ....
>>>>>>> I'm enjoying the California sun for a few more days.  I'll look at and think
>>>>>>> about this and other things when I get back home.
>>>>>>>
>>>>>> Any update about that patch ? It fixes a broken behaviour and add
>>>>>> feature. If it's not ok, I'll fix it using another way.
>>>>>>
>>>>> Ping. Ok solution is not beautiful, can we at least add the
>>>>> bits_per_sample check and error when not 16 bit ?
>>>>>
>>>>> Applying and mentioning "XXX: use AVBistreamFilter" is a solution too
>>>>> and would add support for those streams.
>>>>>
>>>> Ping....
>>>>
>>> We did had a bug report today because of that issue.
>> I'm still waiting for Michael to implement or approve some means of actually
>> using the bitstream filter he says is the proper way to handle this.
> 
> i cant approve a way if noone suggests a way ... :)
> 
> and if you prefer this can also be implemented at the decoder side ...
> or you could even approve the patch which adds it into the demxuer but i
> dont think this is where the code should be
> 

if you want to wait for someone to implement AVBitstreamFilter automatic
insertion, that's fine by me.

IMHO a decoder is not a good idea until good support for >16 bit per
sample audio is provided.

Demuxer must be fixed to report error when 20/24 bit are present though.

-- 
Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
SMARTJOG S.A.                                    http://www.smartjog.com
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Phone: +33 1 49966312

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Showing content from https://ffmpeg.org/pipermail/ffmpeg-devel/2007-January/028277.html below:

[Ffmpeg-devel] [PATCH] lpcm 20 and 24 bit support in MPEG PS