I'm new to video programming (my background is audio programming). Could you
expand on this please?
________________________________
From: Carl Eugen Hoyos <[email protected]>
To: [email protected]
Sent: Thursday, 14 February 2013 12:11 PM
Subject: Re: [Libav-user] Encoding RGB Data to YUV420p
Chris Share <cpsmusic@...> 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
> example.
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)
to me.
Carl Eugen
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