Re: Audio video not in sync for wmvHD contents
- From: "Alessandro Angeli [MVP::DigitalMedia]" <nobody@xxxxxxxxxxxxxxxxxx>
- Date: Mon, 28 Nov 2005 06:48:53 +0100
Fasil wrote:
> I have implemented a decoder based on directshow which
> plays avi,mpeg,wma,wmv smoothly.I am facing problem when
> playing wmvHD contents of 1080p resolution. Video
> playback goes smooth without any jerk but plays slowly.
> Video playback being slow the audio finishes well before
> the video reaches the EOF.
> For testing i use Step_into_Liquid 1080p resolution
> sample from microsoft site.
> When i try to play a file of 720p resolution it goes well
> without any noticeable issues. I have noticed the video
> and audio becoming out of sync when the bit rate
> increases even for 720p.
Have you checked the CPU usage? A 2.5 GHz CPU doing nothing
else and a good video card are barely enough for HD WMV9
video at higher bitrates.
--
// Alessandro Angeli
// MVP :: Digital Media
// a dot angeli at psynet dot net
.
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