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Re: [Gnash-dev] youtube profiling

From: strk
Subject: Re: [Gnash-dev] youtube profiling
Date: Thu, 3 May 2007 12:05:19 +0200

On Thu, May 03, 2007 at 11:36:42AM +0200, Udo Giacomozzi wrote:

> s> I just see that render_scanlines_aa (or drawVideoFrame) is only called
> s> 375 times, over 464 total calls to ::advance (now noticing).
> Try to see if area around the video gets updated in each frame (red
> rectangle debugging).

Most of the time the rectangle is not visible (world bounds?).
Occasionally two rectangles wrap the time info and the slider.
So *some* frames are skipped, it seems.. 

> s> Now my question was about the number of actual frames in the FLV becase
> s> if that number is much smaller then our '375' we are likely updating
> s> more then we should. I'm sure invalidated bounds are not implemented in
> s> video_frame_instance. Another question would be: would implementing 
> properly
> s> invalidated bounds still alwayus call drawVideoFrame ?
> I tried to download the FLV and analyze it with ffmpeg, but wget with
> error "303 See other" !? Anyway, you could comment out
> drawVideoFrame() and see how values change.

(try fast or it might expire)


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