[vlc-devel] [RFC] prefetch: Invalidate the cache when returning from pause

[Rémi Denis-Courmont]

Le 2015-09-25 18:08, Luca Barbato a écrit :
> It should be done only on network streams that might or might not
> time-out, since then the stream_Read would return a spurious
> End of File.

This breaks non-seekable streams, so no go. Also duplicates the FTP 
input code.

> ---
>
> The more I'm digging the more seems that this one is the simplest way 
> to
> recover from network timeouts during a pause. Help in getting it 
> better
> is welcome.
>
>  modules/stream_filter/prefetch.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/modules/stream_filter/prefetch.c
> b/modules/stream_filter/prefetch.c
> index 42085c3..b7f8878 100644
> --- a/modules/stream_filter/prefetch.c
> +++ b/modules/stream_filter/prefetch.c
> @@ -179,6 +179,9 @@ static void *Thread(void *data)
>                  continue;
>              }
>
> +            if (ThreadSeek(stream, sys->stream_offset))
> +                break;
> +
>              /* Resume the underlying stream */
>              msg_Dbg(stream, "resuming");
>              ThreadControl(stream, STREAM_SET_PAUSE_STATE, false);
> --
> 2.6.0.rc2.10.gf4d9753.dirty
>
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-- 
Rémi Denis-Courmont
http://www.remlab.net/