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如何在 Linux 中检查 avi 文件的完整性并自动修复它？

tag-icon • tag-icon linux ffmpeg video-conversion
如何在 Linux 中检查 avi 文件的完整性并自动修复它？

我有一个 avi 文件并尝试按照建议检查它这里。但过了一会儿，我只得到了一个分段错误，没有任何其他信息！

如何修复/修复此 avi 文件？使用 观看此文件mplayer正常，使用ffmpeg或kdenlive观看则会导致错误！

系统：Ubuntu 13.10 文件大小：4.2 GB

添加：

这是运行命令时的部分输出（开始和结束）（完整输出约为 1 MB 的文本！）

ffmpeg -v error -i file.avi -f null -

Stream mapping:
  Stream #0.0 -> #0.0
  Stream #0.1 -> #0.1
Press ctrl-c to stop encoding
[dvvideo @ 0x21f39c0] AC EOB marker is absent pos=64
    Last message repeated 1 times
.....
(These kind of lines repeat over and over and over. I really do not see a point providing them all. There are no build information. Interlaced in the output are lines like:
frame=  124 fps=  0 q=0.0 size=      -0kB time=4.00 bitrate=  -0.0kbits/s
)
....
    Last message repeated 3 times
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=69
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=65
    Last message repeated 1 times
    [dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=71
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=75
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=64
    Last message repeated 2 times
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=70
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=71
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=67
[dvvideo @ 0x1fad9c0] AC EOB marker is absent pos=65
Segmentation fault (core dumped)

答案1

尝试使用mencoder（的编码部分mplayer），如下所示：

mencoder -idx problemfile.avi -ovc copy -oac copy -o reindexedfile.avi

（通过http://www.kahunaburger.com/2010/01/30/fixing-an-avi-index-with-mencoder/）

答案2

力量指数

mencoder -forceidx input.avi -o output.avi -oac copy -ovc copy

全部复制

mencoder -ovc copy -oac copy input.file -o output.file

另请参阅https://stackoverflow.com/questions/894903/how-can-i-validate-a-video-file-from-a-script

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