本来还有一丝幻想的 现在破灭了
我想保持发布者的分辨率和码率进行重新编码的话 需要怎么设置或什么工具
假设原视频信息是
Video
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L4.0
Format settings, CABAC : Yes
Format settings, ReFrames : 8 frames
Format settings, GOP : M=17, N=41
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16:9
Frame rate : 23.976 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Writing library : x264 core 116 r2074 2641b9e
Encoding settings : cabac=1 / ref=8 / deblock=1
-1 / analyse=0x3:0x133 / me=tesa / subme=9 / psy=1 / psy_rd=0.40:0.00 / mixed_ref=1 / me_range=16 / chroma_me=1 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=4 / threads=4 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 / constrained_intra=0 / bframes=16 / b_pyramid=2 / b_adapt=1 / b_bias=0 / direct=3 / weightb=1 / open_gop=0 / weightp=2 / keyint=250 / keyint_min=23 / scenecut=56 / intra_refresh=0 / rc_lookahead=41 / rc=crf / mbtree=0 / crf=21.0 / qcomp=1.00 / qpmin=10 / qpmax=51 / qpstep=4 / vbv_maxrate=24000 / vbv_bufsize=24000 / crf_max=0.0 / nal_hrd=none / ip_ratio=1.40 / pb_ratio=1.30 / aq=2:0.80