msg7086 写了:25 double完了就是50。
最经济的做法是DGNV调用显卡的deinterlacer。
也可以QTGMC,就是会稍微慢一些。
嗯,这是可以的 其实我想问一下可否做到以下视频那样,Frame mode是Frame doubling,Frame rate是25.000 fps的
Katy Perry feat. Snoop Dogg - California Gurls - 720P - 138Mb
General
Unique ID : 250964147934603979869148408221189673015 (0xBCCDEFCEAEF26010A80852C2A9161037)
Complete name : Katy Perry feat. Snoop Dogg--California Gurls.mkv
Format : Matroska
File size : 138 MiB
Duration : 3mn 55s
Overall bit rate : 4 925 Kbps
Encoded date : UTC 2011-07-24 04:29:56
Writing application : mkvmerge v4.8.0 ('I Got The...') 编译于 May 24 2011 03:12:58
Writing library : libebml v1.2.0 + libmatroska v1.1.0
Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L4.1
Format settings, CABAC : Yes
Format settings, ReFrames : 3 frames
Frame mode : Frame doubling
Muxing mode : Header stripping
Codec ID : V_MPEG4/ISO/AVC
Duration : 3mn 55s
Bit rate mode : Variable
Bit rate : 4 500 Kbps
Maximum bit rate : 14.0 Mbps
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16:9
Frame rate : 25.000 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.195
Stream size : 123 MiB (89%)
Writing library : x264 core 115 r1995 c1e60b9
Encoding settings : cabac=1 / ref=3 / deblock=1:0:0 / analyse=0x3:0x113 / me=hex / subme=7 / psy=1 / psy_rd=1.00:0.00 / mixed_ref=1 / me_range=16 /
chroma_me=1 / trellis=1 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=0 / chroma_qp_offset=-2 / threads=3 / sliced_threads=0 / slices=4 / nr=0 / decimate=0 /
interlaced=0 / bluray_compat=1 / constrained_intra=0 / bframes=3 / b_pyramid=1 / b_adapt=2 / b_bias=0 / direct=1 / weightb=1 / open_gop=1 / weightp=1 / keyint=25 /
keyint_min=2 / scenecut=40 / intra_refresh=0 / rc_lookahead=25 / rc=2pass / mbtree=1 / bitrate=4500 / ratetol=1.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 /
cplxblur=20.0 / qblur=0.5 / vbv_maxrate=14000 / vbv_bufsize=14000 / nal_hrd=vbr / ip_ratio=1.40 / aq=1:1.00
Language : English
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
Audio
ID : 2
Format : AC-3
Format/Info : Audio Coding 3
Mode extension : CM (complete main)
Muxing mode : Header stripping
Codec ID : A_AC3
Duration : 3mn 55s
Bit rate mode : Constant
Bit rate : 448 Kbps
Channel(s) : 6 channels
Channel positions : Front: L C R, Side: L R, LFE
Sampling rate : 48.0 KHz
Bit depth : 16 bits
Compression mode : Lossy
Stream size : 12.6 MiB (9%)