kenjysn |
2012-12-12 15:56 |
求助,用megui压缩720p的文件到480p用播放器播放右侧有条黑边
压缩参数 program --preset slower --crf 18.0 --ref 3 --qpmin 15 --qpmax 50 --ratetol 50 --qcomp 0.7 --no-mbtree --merange 24 --trellis 1 --no-fast-pskip --range pc --output "output" "input"
AVS LoadPlugin("D:\工作区\B\tools\MeGUI\tools\avs\directshowsource.dll") DirectShowSource("B:\src\crf19\VTM.mp4", fps=29.970, audio=false, convertfps=true).AssumeFPS(30000,1001) #deinterlace #crop LanczosResize(854,480) # Lanczos (Sharp) #denoise #denoise
片源属性 Format : AVC Format/Info : Advanced Video Codec Format profile : Main@L3.2 Format settings, CABAC : No Format settings, ReFrames : 2 frames Codec ID : avc1 Codec ID/Info : Advanced Video Coding Duration : 45mn 43s Bit rate mode : Variable Bit rate : 4 541 Kbps Maximum bit rate : 6 152 Kbps Width : 1 248 pixels Original width : 1 280 pixels Height : 702 pixels Original height : 720 pixels Display aspect ratio : 16:9 Frame rate mode : Constant Frame rate : 29.970 fps Color space : YUV Chroma subsampling : 4:2:0 Bit depth : 8 bits Scan type : Progressive Bits/(Pixel*Frame) : 0.173 Stream size : 1.45 GiB (93%) Language : English Encoded date : UTC 2012-04-29 14:27:57 Tagged date : UTC 2012-04-29 14:30:02 Color primaries : BT.709-5, BT.1361, IEC 61966-2-4, SMPTE RP177 Transfer characteristics : BT.709-5, BT.1361 Matrix coefficients : BT.709-5, BT.1361, IEC 61966-2-4 709, SMPTE RP177
我压缩480p后颜色变淡,变亮了不少。是不是需要添加颜色转换?
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