[x264-devel] [PATCH] improved scene cut detection

[Gabriel Bouvigne]

Gabriel Bouvigne a écrit :
> I'm going to have another look at it, as I noticed that it goes wrong in 
> fades to/from black/white.

Here is a slightly updated version, with a safety belt for very high/low 
luma frames

Results:

RHCP:
before:
x264 [info]: SSIM Mean Y:0.9042972
x264 [info]: PSNR Mean Y:29.942 U:38.404 V:38.777 Avg:31.408 Global:31.072

after:
x264 [info]: SSIM Mean Y:0.9056655
x264 [info]: PSNR Mean Y:29.995 U:38.436 V:38.832 Avg:31.459 Global:31.088

T3:
before:
x264 [info]: SSIM Mean Y:0.9286776
x264 [info]: PSNR Mean Y:37.972 U:41.085 V:41.541 Avg:38.698 Global:35.166		

x264 [info]: SSIM Mean Y:0.9286990
x264 [info]: PSNR Mean Y:38.156 U:41.269 V:41.822 Avg:38.899 Global:35.166

CSI:
before:
x264 [info]: SSIM Mean Y:0.9096916
x264 [info]: PSNR Mean Y:34.967 U:39.457 V:39.828 Avg:35.941 Global:34.465

after:
x264 [info]: SSIM Mean Y:0.9100302
x264 [info]: PSNR Mean Y:35.137 U:39.597 V:39.966 Avg:36.092 Global:34.473

FF:
before:
x264 [info]: SSIM Mean Y:0.9479361
x264 [info]: PSNR Mean Y:42.540 U:46.955 V:48.034 Avg:43.486 Global:39.432

after:
x264 [info]: SSIM Mean Y:0.9479448
x264 [info]: PSNR Mean Y:42.513 U:46.918 V:47.956 Avg:43.439 Global:39.426

M&M's:
before:
x264 [info]: SSIM Mean Y:0.8675424
x264 [info]: PSNR Mean Y:29.512 U:34.251 V:33.833 Avg:30.425 Global:29.224

after:
x264 [info]: SSIM Mean Y:0.8673379
x264 [info]: PSNR Mean Y:29.803 U:34.405 V:33.928 Avg:30.671 Global:29.217


Regards,

--
Gabriel
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