H:\SPICY_AND_WOLF\08>start /b /low /wait d:\megui\tools\x264\x264.exe --crf 18 --level 4.1 --keyint 240 --min-keyint 24 --ref 8 --mixed-refs --no-fast-pskip --bframes 6 --b-adapt 2 --b-pyramid --weightb --subme 9 --trellis 2 --psy-rd 0.0:0 --partitions p8x8,b8x8,i4x4,i8x8 --8x8dct --me umh --merange 24 --threads 1 --thread-input --aq-mode 0 --progress --no-dct-decimate --no-psnr --no-ssim --output "aq_0.mp4" "Anime_DVDRIP_2pass.avs" --sar 40:33
avis [info]: 704x480 @ 23.98 fps (793 frames)
x264 [info]: using SAR=40/33
x264 [info]: using cpu capabilities: MMX2 SSE2Fast SSSE3 Cache64
mp4 [info]: initial delay 2002 (scale 24000)
x264 [info]: slice I:10Avg QP:15.40 size: 39412
x264 [info]: slice P:276 Avg QP:17.09 size: 7761
x264 [info]: slice B:507 Avg QP:19.01 size: 1510
x264 [info]: consecutive B-frames: 1.4% 8.7% 85.4% 3.1% 0.6% 0.8% 0.0%
x264 [info]: mb I I16..4: 21.8% 46.3% 31.9%
x264 [info]: mb P I16..4: 3.8% 1.3% 1.1% P16..4: 46.8% 8.6% 8.0% 0.0% 0.0%skip:30.2%
x264 [info]: mb B I16..4: 0.0% 0.0% 0.0% B16..8: 24.3% 0.8% 0.9% direct: 2.2% skip:71.8% L0:41.7% L1:48.6% BI: 9.7%
x264 [info]: 8x8 transform intra:30.3% inter:43.9%
x264 [info]: ref P L0 59.1% 15.4% 10.7% 3.8% 3.7% 2.8% 3.2% 1.4%
x264 [info]: ref B L0 71.1% 13.8% 6.1% 3.2% 2.2% 2.4% 1.2%
x264 [info]: ref B L1 85.1% 14.9%
x264 [info]: kb/s:798.7
encoded 793 frames, 7.25 fps, 798.89 kb/s
H:\SPICY_AND_WOLF\08>start /b /low /wait d:\megui\tools\x264\x264.exe --crf 18 --level 4.1 --keyint 240 --min-keyint 24 --ref 8 --mixed-refs --no-fast-pskip --bframes 6 --b-adapt 2 --b-pyramid --weightb --subme 9 --trellis 2 --psy-rd 0.0:0 --partitions p8x8,b8x8,i4x4,i8x8 --8x8dct --me umh --merange 24 --threads 1 --thread-input --aq-mode 1 --progress --no-dct-decimate --no-psnr --no-ssim --output "aq_1.mp4" "Anime_DVDRIP_2pass.avs" --sar 40:33
avis [info]: 704x480 @ 23.98 fps (793 frames)
x264 [info]: using SAR=40/33
x264 [info]: using cpu capabilities: MMX2 SSE2Fast SSSE3 Cache64
mp4 [info]: initial delay 2002 (scale 24000)
x264 [info]: slice I:9 Avg QP:13.28 size: 55437
x264 [info]: slice P:277 Avg QP:14.55 size: 10801
x264 [info]: slice B:507 Avg QP:16.47 size: 1641
x264 [info]: consecutive B-frames: 1.5% 8.7% 85.3% 3.1% 0.6% 0.8% 0.0%
x264 [info]: mb I I16..4: 21.4% 43.6% 35.0%
x264 [info]: mb P I16..4: 3.8% 2.1% 2.0% P16..4: 51.1% 14.7% 13.7% 0.0% 0.0%skip:12.7%
x264 [info]: mb B I16..4: 0.6% 0.3% 0.1% B16..8: 33.8% 1.1% 1.7% direct: 2.1% skip:60.4% L0:48.0% L1:46.3% BI: 5.7%
x264 [info]: 8x8 transform intra:31.8% inter:38.6%
x264 [info]: ref P L0 62.0% 15.3% 7.7% 4.0% 3.3% 3.0% 2.9% 1.8%
x264 [info]: ref B L0 69.7% 15.5% 5.4% 3.3% 2.2% 2.6% 1.3%
x264 [info]: ref B L1 83.8% 16.2%
x264 [info]: kb/s:1045.6
encoded 793 frames, 5.11 fps, 1045.83 kb/s
截取的长了一些,码率提升就明显了,我试试下同码率情况下的对比