[Libav-user] Decoding H264 Frames From RTSP Stream

[Arash Cordi]

you know you can use ffmpeg to decode rtsp frames:
url_fopen(&ofc->pb, "rtsp_url", URL_WRONLY);

On Fri, Jun 1, 2012 at 9:20 PM, Constantin Savtchenko <
constantins at neyasystems.com> wrote:

> Hey All,****
>
>   I am very new to H264 and ffmpeg, so please excuse my lack of experience.
> ****
>
> ** **
>
>   I am implementing a quick client to connect to and RTSP stream and
> decode h264 video.  I am managing the RTSP connection using Live555, and
> using ffmpeg to decode the h264 frames.****
>
> ** **
>
>   My client successfully deals with h263 using ffmpeg.  With h264, I had
> to add a few modifications to get some type of decoding.  For instance, I
> had to add 0x00000001 to the beginning of each frame returned by Live555.
> However, I am still getting a variety of warnings and errors from the h264
> decoder:****
>
>                 - “illegal short term buffer state detected.”****
>
>                 - “mmco unref short failure”****
>
>                 - “concealing ## AC, ## MV, ## errors”****
>
> ** **
>
>   I’m having a hard time determining where/what I need to be looking at to
> deal with these errors or warnings.  Preliminary google searches on the
> error messages and the mailing list (using google) have turned up no
> direction.  Could someone direct me to some documentation/source code that
> would shed light on the causes of these errors so I may work through them?
> Thank you.****
>
> ** **
>
> Constantin Savtchenko****
>
> ** **
>
> _______________________________________________
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> Libav-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/libav-user
>
>


-- 
ArasH
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