[FFmpeg-devel] [PATCH]Write fiel atom independent of other Video Sample Description Extensions

Tim Nicholson nichot20 at yahoo.com
Thu Feb 7 09:22:35 CET 2013

On 06/02/13 17:14, Carl Eugen Hoyos wrote:
> Tim Nicholson <nichot20 <at> yahoo.com> writes:
>>> Regarding the AVID-based codecs: We currently write the pasp atom for 
>>> them which is wrong I guess, does the additional atom break playback?
>> Some of the dnx formats (DnxHD 100 for example) support the "thin
>> raster" 1440x1080/960x720 in which case the pasp atom is mandated by the
>> qt spec, so writing it for all DNX cases is probably not a problem.
>> As to the 'fiel' atom. I don't know if it will break anything without
>> testing it in a variety of use cases with different hardware/software,
>> which will take some time to do thoroughly.
> Do you have an installation to allow decoding a FFmpeg-created 
> dnxhd file with the AVID decoder?

Normally yes, but at the moment we are moving our entire operation, and
so various bits of kit I would want to test on are being boxed up ready
for the move,,,

> I unfortunately cannot test...
> Carl Eugen
> [..]


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