Format : Matroska
File size : 201 MiB
Duration : 23mn 40s
Overall bit rate : 1 188 Kbps
Encoded date : UTC 2007-06-24 05:32:56
Writing application : mkvmerge v1.7.0 ('What Do You Take Me For') built on Apr 28 2006 17:20:19
Writing library : libebml v0.7.7 + libmatroska v0.8.0
Video #1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L5.1
Format settings, CABAC : Yes
Format settings, ReFrames : 11 frames
Codec ID : V_MPEG4/ISO/AVC
Duration : 23mn 39s
Nominal bit rate : 1 000 Kbps
Width : 848 pixels
Height : 480 pixels
Display aspect ratio : 16/9
Frame rate : 23.976 fps
Resolution : 24 bits
Colorimetry : 4:2:0
Scan type : Progressive
Bits/(Pixel*Frame) : 0.102
上面的是原始mkv文件,为了收藏,对个别错别字进行了修改(用MKVextractGUI抽取字幕文件进行修改);修改后重新封装(用mkvmerge,并根据提示将FPS设置成23.976),之后就发现新的mkv有声音和画面不同步的现象,新的mkv文件信息如下,发现其中的Duration不同了,是不是就是因为这个原因导致音画不同步?如果是又要如何设置呢?
PS:只知道FPS不同会导致音画不同步,但这次又是为什么呢?
Format : Matroska
File size : 201 MiB
Duration : 24mn 2s
Overall bit rate : 1 170 Kbps
Encoded date : UTC 2009-03-10 13:26:22
Writing application : mkvmerge v2.4.1 ('Use Me') built on Dec 5 2008 18:30:05
Writing library : libebml v0.7.7 + libmatroska v0.8.1
Video #2
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L5.1
Format settings, CABAC : Yes
Format settings, ReFrames : 11 frames
Codec ID : V_MPEG4/ISO/AVC
Duration : 24mn 1s
Nominal bit rate : 1 000 Kbps
Width : 848 pixels
Height : 480 pixels
Display aspect ratio : 16/9
Frame rate : 23.976 fps
Resolution : 24 bits
Colorimetry : 4:2:0
Scan type : Progressive
Bits/(Pixel*Frame) : 0.102
writing library : x264 core 54 svn-635M