[Libav-user] Encoding RGB Data to YUV420p
Carl Eugen Hoyos
cehoyos at ag.or.at
Thu Feb 14 02:11:20 CET 2013
Chris Share <cpsmusic at ...> writes:
> I've got the .png image data in a vector as RGB data
> (0-255 range).
> What I'm not clear about is how to convert this image
> data to YUV420p format as per the decoding_encoding.c
See the scaling_video.c and filtering_video.c examples:
You can either use the scale filter or libswscale directly.
> I posted a question on this topic on a general
> programming site and it was suggested that I should
> convert the RGB data to YUV444 and then convert this
> to YUV420p. Is that correct?
It does not sound correct (or at least not the easiest way)
More information about the Libav-user