Каждый раз при кодировании видео ffmpeg, выдает подробную информацию
подобную этой
[libx264 @ 0x3b7c6c0] frame I:9 Avg QP:29.01 size: 5202
[libx264 @ 0x3b7c6c0] frame P:1291 Avg QP:31.07 size: 1183
[libx264 @ 0x3b7c6c0] frame B:1204 Avg QP:34.17 size: 233
[libx264 @ 0x3b7c6c0] consecutive B-frames: 8.7% 77.6% 12.3% 1.4%
[libx264 @ 0x3b7c6c0] mb I I16..4: 8.1% 73.2% 18.7%
[libx264 @ 0x3b7c6c0] mb P I16..4: 0.3% 1.8% 0.3% P16..4: 49.2% 14.0% 7.1% 0.0% 0.0% skip:27.2%
[libx264 @ 0x3b7c6c0] mb B I16..4: 0.0% 0.0% 0.0% B16..8: 43.1% 2.2% 0.3% direct: 0.5% skip:53.9% L0:37.2% L1:60.1% BI: 2.7%
[libx264 @ 0x3b7c6c0] 8x8 transform intra:73.7% inter:72.4%
[libx264 @ 0x3b7c6c0] coded y,uvDC,uvAC intra: 73.5% 72.9% 36.0% inter: 12.5% 10.7% 0.9%
[libx264 @ 0x3b7c6c0] i16 v,h,dc,p: 37% 23% 15% 25%
[libx264 @ 0x3b7c6c0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 16% 13% 17% 7% 9% 10% 9% 8% 11%
[libx264 @ 0x3b7c6c0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 19% 15% 19% 6% 10% 9% 9% 5% 7%
[libx264 @ 0x3b7c6c0] i8c dc,h,v,p: 60% 15% 19% 6%
[libx264 @ 0x3b7c6c0] Weighted P-Frames: Y:26.4% UV:5.7%
[libx264 @ 0x3b7c6c0] ref P L0: 63.8% 21.3% 10.2% 3.9% 0.8%
[libx264 @ 0x3b7c6c0] ref B L0: 90.9% 8.6% 0.6%
[libx264 @ 0x3b7c6c0] ref B L1: 97.6% 2.4%
[libx264 @ 0x3b7c6c0] kb/s:177.51
Часть я понимаю, но где почитать подробнее про эти все коэффициенты?
Например понятно что тут frame I:9 , количество I фреймов и тп...
А что это?
[libx264 @ 0x3b7c6c0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 16% 13% 17% 7% 9% 10% 9% 8% 11%