[Libav-user] Visual corruption when decoding H264

[Saurabh Gandhi]

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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> http://www.stenyak.com
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