[FFmpeg-user] Mosaic issue when playing RMVB with ffmpeg

Wang Xingchao wangxingchao2011 at gmail.com
Mon Nov 11 13:25:51 CET 2013


Hi Marton,

Finally, the issue could be fixed by this commit:

commit e4f0b8ab916281ed7972b6caf202a8f11c1be1ac
Author: Michael Niedermayer <michaelni at gmx.at>
Date:   Mon Mar 18 00:00:02 2013 +0100

    rmdec: flush audio packet on seeking

    Fixes Ticket1605

    Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

thanks
--xingchao

2013/10/23 Marton Balint <cus at passwd.hu>:
>
> On Wed, 23 Oct 2013, Wang Xingchao wrote:
>
>> Add Balint into List.
>>
>> Balint, would you like share some guide on this issue?
>>
>
> Strange indeed. Can you reproduce the issue with ffplay -infbuf ?
>
> Regards,
> Marton
>
>
>> thanks
>> --xingchao
>>
>> 2013/10/22 Wang Xingchao <wangxingchao2011 at gmail.com>:
>>>
>>> Hi All,
>>>
>>> finally i found this commit fix the mosaic issue in my case:
>>>
>>> commit ee4b14322155b5808eeceb463f5edcd751eb3a98
>>> Author: Marton Balint <cus at passwd.hu>
>>> Date:   Thu Mar 15 00:41:57 2012 +0100
>>>
>>>     ffplay: use frame count based queueing for audio queue
>>>
>>>     This reduces the number of queued frames for audio data but also
>>> reduces the
>>>     amount of A-V difference after changing the audio stream (because
>>> less frames
>>>     are queued). Fixes bug #1035.
>>>
>>>     Signed-off-by: Marton Balint <cus at passwd.hu>
>>>
>>> And it was claimed to fix the bug here:
>>> https://trac.ffmpeg.org/ticket/1035
>>>
>>> But i really donot know why it could also fix the mosaic issue.
>>>
>>> Any one know more background about this fix?
>>>
>>> thanks
>>> --xingchao
>>>
>>> 2013/10/12 Wang Xingchao <wangxingchao2011 at gmail.com>:
>>>>
>>>> Hi Carl,
>>>>
>>>> 2013/10/12 Carl Eugen Hoyos <cehoyos at ag.or.at>:
>>>>>
>>>>> Wang Xingchao <wangxingchao2011 <at> gmail.com> writes:
>>>>>
>>>>>> The issue is reproduced with below environments:
>>>>>> - ffplay version 0.8
>>>>>
>>>>>
>>>>>> please note this issue doesnot occur with ffplay 2.0
>>>>>> on desktop.
>>>>>
>>>>>
>>>>> Don't you agree that there is nothing that we can do
>>>>> about this issue or do I miss something?
>>>>
>>>>
>>>> i wonder what caused this issue becuase i'm using ffmpeg(1.1.3) on
>>>> android which met the problem.
>>>> And seems this issue was fixed since V0.8, so knowing more background
>>>> about this issue is helpful.
>>>>
>>>> thanks
>>>> --xingchao
>>>>>
>>>>>
>>>>> Carl Eugen
>>>>>
>>>>> _______________________________________________
>>>>> ffmpeg-user mailing list
>>>>> ffmpeg-user at ffmpeg.org
>>>>> http://ffmpeg.org/mailman/listinfo/ffmpeg-user
>>
>>
>


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