[MPlayer-dev-eng] [PATCH] libmpdemux/demux_ts.c: Add DEMUXER_CTRL_GET_PERCENT_POS command

[Reimar Döffinger]

On Mon, Nov 08, 2010 at 08:21:29PM -0800, Scott W. Larson wrote:
> I've been sitting on this one for years. It will allow mplayer to
> correctly display the percentage left in a file even as the file is
> being appended to while being played. This is common when timeshifting
> programs. 

> Index: demux_ts.c
> ===================================================================
> --- demux_ts.c	(revision 32610)
> +++ demux_ts.c	(working copy)
> @@ -25,6 +25,7 @@
>  #include <stdio.h>
>  #include <stdlib.h>
>  #include <string.h>
> +#include <sys/stat.h>
>  
>  #include "config.h"
>  #include "mp_msg.h"
> @@ -3341,6 +3342,15 @@
>  
>  	switch(cmd)
>  	{
> +		case DEMUXER_CTRL_GET_PERCENT_POS:
> +		{
> +			struct stat stream_stat;
> +			fstat(demuxer->stream->fd, &stream_stat);
> +			
> +			*(int *)arg=(demuxer->filepos*100) / stream_stat.st_size;
> +			return DEMUXER_CTRL_OK;
> +		}

Isn't there a generic fallback function for GET_PERCENT_POS
that does something like this, and if so could/should that one
be fixed or reused here?