[mythtv] More on saa7134 + v4l2

Isaac Richards mythtv-dev@snowman.net
Wed, 6 Nov 2002 10:21:03 -0500


On Wednesday 06 November 2002 08:59 am, Q wrote:
> Here is an update on using v4l2-old + saa7134 with mythtv
>
> If I use 640x480 the picture is virtually live but it drops 3-5 frames a
> second using both rtjpeg or mpeg4  (I have a Duron 1.2 and rtjpeg uses
> less than 10%)
>
> Using 320x240 I get no dropped frames but the picture lags the actual
> feed by about 5 seconds.
>
> I am using todays CVS.
>
>
> Any suggestions are welcome.

Most likely, it's harddrive speed.  You might not have DMA turned on, etc.. 
Check out the mailing list archives for what other's have done.

Isaac