[Libav-user] Visual corruption when decoding H264

[STenyaK]

Thanks for the reply.

Apart from updating to latest ffmpeg version, did you do anything else
for it to work? I'm still experiencing the same visual glitches.

On Mon, May 30, 2011 at 11:53, Saurabh Gandhi <saurabhg84 at gmail.com> wrote:
> Are you using the latest version of FFMPEG. We had similar issues here which
> got resolved by updating to the latest version
>
> --
> Regards,
> Saurabh Gandhi
>
>
>
>
> On Mon, May 30, 2011 at 2:30 AM, STenyaK <stenyak at gmail.com> wrote:
>>
>> Hello,
>> I'm having troubles trying to decode H264 by feeding
>> avcodec_decode_video with data coming from an RTP stream. I'm going to
>> describe the visual result, maybe it can help find out where the
>> problem lies:
>>
>> The image is perfect in the first frame of the stream. From that point
>> on, it looks as if only p-frames got decoded: the image begins to get
>> progressively more blurred with each frame whenever something in the
>> image changes or moves position.
>> Every 10-20 seconds of stream, the image starts a quick reconstruction
>> process. the image gets corrected (visual trails removed) in a sweep
>> from left to right that takes about half a second or two.
>>
>> Reading the same RTP stream with other software (also based on ffmpeg)
>> works correctly, with no visual corruption at all, so I must be
>> missing something.
>>
>> Does anyone have any idea what the problem could stem from? Any
>> pointers are appreciated.
>>
>> Thanks in advance.
>>
>> --
>> Saludos,
>>      Bruno González
>>
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>
>
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>



-- 
Saludos,
     Bruno González

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