Date: Sat, 17 Nov 2001 13:40:54 -0700 From: Scott Long <scott_long@btc.adaptec.com> To: Gianluca Sordiglioni <gianluca@parkinson.it> Cc: multimedia@freebsd.org Subject: Re: CPU power for DVD Message-ID: <20011117134054.B97128@hollin.btc.adaptec.com> In-Reply-To: <3BF66025.8C1D3B17@parkinson.it> References: <3BF66025.8C1D3B17@parkinson.it>
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On Sat, Nov 17, 2001 at 02:03:33PM +0100, Gianluca Sordiglioni wrote: > My machine is an Athlon 500Mhz, ATA DVD, ATI All-In-Wonder 128, > SoundBlaster Live 1024, FreeBSD 4.4-STABLE, XFree86 4.1 compiled with > XVideo, etc., using ati2 drivers from GATOS project. > > I always get frame drops playing DVDs, even using different software > players. I tried ogle, mplayer, xine, and others. Even with ogle, the > fastest player I tried, I can't get more than 20 FPS. Audio seems good > (I use newpcm), no problems. > > I would like to know if my machine is fast enought to decompress DVD > video, or perhaps I have some hardware or software problem. The ATA > driver is using DMA to drive my DVD, so I can't see any bottleneck other > than insufficient CPU power. > > It goes without saying that under Windows I have no problems; but, > however, under Windows the video drivers can use the MPEG2-decoder chip > on the graphic card to perform the task. This is the key. Of course Windows will do better when it has the hardware decoder. That's the reason your laptop has one; 500MHz just isn't enough horsepower unfortunately. Scott > > -- > > Gruppo Utenti FreeBSD Italia (GUFI) > http://www.gufi.org/ > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-multimedia" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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