[MPlayer-users] DVD with non-VobSub Subtitles wrap around

Nico Sabbi Nicola.Sabbi at poste.it
Sun Apr 6 23:19:50 CEST 2008

Il Sunday 06 April 2008 19:48:34 Itay Duvdevani ha scritto:
> A while ago, I wanted to watch a DVD I bought through Amazon.
> As I'm not a native English speaker, I wished to use an SRT I had.
> The problem occurred to me, as I was synchronizing the subtitles,
> after a while (about 1h15m):
> The subtitles order simply wrapped around - as if an integer overflow
> caused the first subtitles to be displayed in the middle of the film
> etc.
> Trying the head (r26325) yield the same result.
> Adding some debug prints to find_sub.c, I was able to see that 'key'
> that is passed to find_sub does really wrap-around, changing from
> 459052 to 20.
> Debugging mpcommon.c revealed that just a bit after 4593 seconds,
> sh_video->pts wraps-around back to zero, causing the subtitles-key
> wrap-around.
> This symptom is reproductive using any DVD and any subtitles file
> (regardless of the subtitles format).
> Any ideas?
> P.S.
> My -dvd-device was a VIDEO_TS directory on my hard drive, and not a
> physical DVD device.
> - Itay.

maybe for this task using the pts stored in the stream layer (the ones you
see in the osd) may be an option

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