On Tue, Feb 18, 2014 at 6:55 AM, Mario *LigH* Rohkrämer <[email protected]>wrote:
> Just the last 2 examples of encoding 60 seconds from ToS in 1080p: > > a) CRF 24 => 11402140 B * 8 b/B : 60 s = 1520.3 kbps (x265 reports 7597.54 > in CSV) > b) CRF 18 => 26700793 B * 8 b/B : 60 s = 3560.1 kbps (x265 reports > 17796.64 in CSV) > > It seems that x265 reports about 5x the bitrate of the result, but only > for this large video dimension. > > Another test with a small video dimension (640x272) hits the bitrate > rather correctly: > > c) fast: 709078 B * 8 b/B : 52.208 s = 108.6 kbps (x265 reports 107.87 in > CSV) > d) ultrafast: 5325541 B * 8 b/B : 52.208 s = 816.0 kbps (x265 reports > 815.27 in CSV) > > CSV logs are available on request. I'm a bit confused by which numbers you are comparing. Are you using frame-by-frame CSV or just the single-line-per-run CSV? And are you comparing the file size or the theoretical size? -- Steve Borho
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