[vdr] Re: Playing DVD ?

[Javier Marcet <lists@marcet.info>]

* Oliver Endriss <o.endriss@gmx.de> [030826 20:08]:

> Can you confirm that VIDEO_STILLPICTURE_WORKS_WITH_VDR_FRAMES enabled
> and the following patch against DVB CVS gives perfect results?
> ---------------------------------------------------------------------
> --- av7110.c.org	Sat Aug 23 17:35:11 2003
> +++ av7110.c	Tue Aug 26 20:01:17 2003
> @@ -4237,29 +4237,23 @@ dvb_audio_write(struct file *file, const
>         return dvb_aplay(av7110, buf, count, file->f_flags&O_NONBLOCK, 0);
> }
> -u8 iframe_header[] = { 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x80, 0x00, 0x00 };
> #define MIN_IFRAME 400000
> static int
> play_iframe(av7110_t *av7110, u8 *buf, unsigned int len, int nonblock)
> {
> -        int i, n=1;
> +        int i, n;
>         if (!(av7110->playing&RP_VIDEO)) {
>                 if (AV_StartPlay(av7110, RP_VIDEO) < 0) {
> 			return -EBUSY;
> 		}
> -                n=MIN_IFRAME/len+1;
>         }
> 	/* setting n always > 1, fixes problems when playing stillframes
> 	   consisting of I- and P-Frames */
> 	n=MIN_IFRAME/len+1;
>
> -	/* FIXME: nonblock? */
> -	dvb_play(av7110, iframe_header, sizeof(iframe_header), 0, 1, 0);
> -
> 	for (i=0; i<n; i++)
>                 dvb_play(av7110, buf, len, 0, 1, 1);
> ---------------------------------------------------------------------
> Removing the iframe stuff did the trick.
> (I cannot see why one should insert a iframe header here.)
This at last make it work as it should, not a single glitch, immediate
frame by frame advance, just perfect :) Send it to linux-dvb list for it
to be merged, in case you haven't already done so :)


--
Javier Marcet <javier@marcet.info>


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