[FFmpeg-devel] [PATCH] avformat/movenc: AVC Intra support

[tim nicholson]

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On 28/09/14 02:59, Michael Niedermayer wrote:
> On Sun, Sep 28, 2014 at 03:53:15AM +0200, Michael Niedermayer wrote:
>> On Sun, Sep 28, 2014 at 02:00:00AM +0100, Kieran Kunhya wrote:
>>> On 28 September 2014 00:49, Michael Niedermayer <michaelni at gmx.at> wrote:
>>>>
>>>> This allows remuxing AVC intra into mov
>>>> it does not work with libx264 encoded AVC Intra for unknown reason
>>>
>>> 1080i should work. 1080p needs some random magic numbers in the
>>> bitstream which are probably different for all the
>>> framerate/resolution combinations. Blame Apple for having a decoder
>>> that violates the H.264 spec - specifically requiring SEIs to have
>>> certain information in them.
>>
>> i tried various avcintra 50 and 100 and i didnt find any that
>> worked. They all crashed fcpx (in apples avci decoder in the case i
>> looked at)
>> its of course very possible that i made some systematic mistake
> 
> if someone has a known to be good set of command line options for
> x264 to generate a working stream + input + output .h264 streams
> that might (or might not) help identify what is at fault
> 
> [...]

Some of the DPP AVCI100 test samples were created using x264* so could
be used for reference. Or I could knock up something if I can find my
reference CL I used last time.

*Using libx264 in ffmbc.


- -- 
Tim.
Key Fingerprint 38CF DB09 3ED0 F607 8B67 6CED 0C0B FC44 8B0B FC83
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