[FFmpeg-devel] [PATCH 06/18] avformat/http: always allow no-op seek

[Reimar Döffinger]

On Mon, Dec 30, 2013 at 01:14:20PM +0200, Anssi Hannula wrote:
> This also allows checking stream position as per ffurl_seek() doxy.
> 
> Signed-off-by: Anssi Hannula <anssi.hannula at iki.fi>
> ---
>  libavformat/http.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/libavformat/http.c b/libavformat/http.c
> index fd29966..3b655c6 100644
> --- a/libavformat/http.c
> +++ b/libavformat/http.c
> @@ -947,6 +947,8 @@ static int64_t http_seek(URLContext *h, int64_t off, int whence)
>  
>      if (whence == AVSEEK_SIZE)
>          return s->filesize;
> +    else if ((whence == SEEK_CUR && off == 0) || (whence == SEEK_SET && off == s->off))
> +        return s->off;
>      else if ((s->filesize == -1 && whence == SEEK_END) || h->is_streamed)
>          return -1;

I kind of wonder if that really is the best place to handle it,
basically implementing the same check in each stream implementation
manually...