[FFmpeg-devel] [PATCH] fix matroska decoder for streamed input

[David Conrad]

On Jun 5, 2010, at 12:24 PM, Reimar D?ffinger wrote:

> Hello,
> the matroska demuxer will attempt seeking when reading the seekhead stuff.
> This completely messes up playing from stdin - well, at least within
> MPlayer.
> I since this is a non-essential part, IMO it should be skipped for
> the url_is_streamed case, as in below patch.
> Objections to applying it?

Doesn't this break reading cues over http?

> Index: libavformat/matroskadec.c
> ===================================================================
> --- libavformat/matroskadec.c   (revision 23468)
> +++ libavformat/matroskadec.c   (working copy)
> @@ -1063,6 +1063,10 @@
>     MatroskaLevel level;
>     int i;
> 
> +    // we should not do any seeking in the streaming case
> +    if (url_is_streamed(matroska->ctx->pb))
> +        return;
> +
>     for (i=0; i<seekhead_list->nb_elem; i++) {
>         int64_t offset = seekhead[i].pos + matroska->segment_start;
> 
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