[SDL] smpeg/glmovie crawls
linux_dr at yahoo.com
Wed Jul 3 17:30:02 PDT 2002
Are you perhaps using SDL_mixer?
There is a problem if you don't tell smpeg that it's
supposed to use SDL_mixer... it's trying to sync with
the audio, but unless it's configured properly, it
doensn't know if/when the audio is playing...
look in : smpeg-0.4.3/README.SDL_mixer
that might help...
--- Gib Bogle <bogle at ihug.co.nz> wrote:
> There are two issues involved here, which may or may
> not stem from the
> same basic cause:
> 1. The callback to do the OpenGL drawing doesn't
> work, and the draw
> function has to be in the main thread.
> 2. With the draw function in the main thread,
> performance is abysmal.
> As far as I know, the only OpenGL functions used are
> in the draw
> function, which is executing at a great rate, taking
> only 5 ms.
> Therefore the performance problem seems unrelated to
> OpenGL. The
> problem is that the draw function is repeatedly
> drawing the same frame,
> since the frame is not getting updated - an smpeg
> I am willing to accept Sam's invitation, and delve
> into this. This
> might not achieve the desired result though, because
> I (a) have no C++
> experience (b) have no game programming experience
> (c) have virtually no
> thread programming experience and (d) am over 50.
> So don't hold your
> breath. One thing - it is bound to be educational.
> SDL mailing list
> SDL at libsdl.org
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