[Libav-user] Problems with some MXF file decoding

肖波 xiaobo_yc at 163.com
Fri May 4 04:57:05 CEST 2012


在 2012-04-27 20:41:31,"Carl Eugen Hoyos" <cehoyos at ag.or.at> 写道:
>肖波 <xiaobo_yc at ...> writes:
>> >> I found that the current git code have problems with decoding 
>> >> of some of my MXF files, but the libav-0.8.1 is OK.
>> >
>> >Could you test with current FFmpeg, 
>> >see http://ffmpeg.org/download.html ?
>> My test operation is Windows 7,and I downloaded the from both
>> http://ffmpeg.zeranoe.com
>Please provide the complete, uncut console output.

My console input is just "avprobe.exe -show_packets d:\test_sample.mxf".
 If I use the latest git, when the pts and dts of video packet upto about 14998, it will always be 14998,14999, 15000 or 0x8000000000000000.
If I use libav 0.8.1, the dts and pts will always increase and upto 16332.
>> >If one of your files does not work with current FFmpeg, please post 
>> >complete, uncut console output here and provide a sample.
>> My sample file is about 4.8GB,it's too large, It's difficult to 
>> upload it for me.
>Try to cut the sample and test if it still plays with your older download.
>If it does work, please provide the sample.

I spiited my sampe mxf file, and just uploaded the first 900MB to the following link:
and if use the libav-0.8.1, I can get the both video and auio last timecode is 16332,and the latest git have problems.anybody can have a test. 
>Carl Eugen
>Libav-user mailing list
>Libav-user at ffmpeg.org

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