[FFmpeg-user] ffv1.3 memory overflow
pb at das-werkstatt.com
Wed Mar 13 17:31:09 CET 2013
Quoting Nicolas George <nicolas.george at normalesup.org>:
> Le tridi 23 ventôse, an CCXXI, Peter B. a écrit :
>> You might want to try downsampling it to something like yuv422p or
>> even yuv420p (=default HD video pix_fmt)?
> Johann requested lossless: RGB -> YUV420P is not lossless. On screen
> captures, this can be especially noticeable.
I know that he wanted to do lossless, but if it's just not possible to
capture 1080p30 rgb24 in realtime with his hardware, something's gotta
I've suggested going to subsamples YUV, because I know FFv1.3's
I think from visual quality degradation, screen captures might suffer
more from lossy mpeg-like compression than colorspace conversion. Not
too sure, though.
Another interesting option might be to use some motion-png codec for
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