[Libav-user] Decoding AVFrame datastructure
pstevens at evertz.com
Thu Feb 27 16:23:29 CET 2014
Hello, I'm new to video/ffmpeg and new to using it for development.
I'm working on a project where I need to decode MOV files (which are
encoded with pixel format yuv422p10le)
and save the resulting output to disk in a raw yuv format. I would use
the ffmpeg command line however, this
is not an option for the project I am working on.
So far I have been able to read and decode an input file and save at
least partially the decoded output using the
below example (which is for yuv420p, which not the format I really
I guess my question is how can I modify the below example to work with
yuv422p10le and not yuv420p. My
confusion lies in how to differently interpret the AVFrame data
Also, a 2nd question, what format does ffmpeg decode to internally? I
have read that it is yuv420p. Is this
Always the case do all codes by default decode their output to yuv420p;
which would imply that the
developer must then call sws_scale to convert the image to the desired
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