[FFmpeg-devel] [PATCH] Interlaced encoding for ProRes
Reimar.Doeffinger at gmx.de
Tue Aug 14 09:12:26 CEST 2012
On 14 Aug 2012, at 00:30, Nicolas George <nicolas.george at normalesup.org> wrote:
> Le septidi 27 thermidor, an CCXX, Nicolas George a écrit :
>> Just out of curiosity, did someone compare the quality and output bitrate of
>> the encoders too?
> Answering to myself with a quick test:
> Anatoliy Kostya
> pr size psnr size psnr
> 0 440399 41.971981210 389212 41.135171880
> 1 1070123 43.292339336 885619 42.613660709
> 2 1735215 44.164790262 1263037 43.227844857
> 3 2658625 44.578925080 1889623 43.934101304
> A plot shows that Kostya's encoder is significantly better quality-wise, but
> not monstrously so.
How did you come to that conclusion? Higher PSNR is better, Kotya's produces both smaller size and lower quality, so I would say congratulations on data points that don't say anything about encoder quality...
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