Hi Andy, Andy Walls wrote: > On Fri, 2009-05-01 at 21:41 -0400, faginbagin wrote: > >>> # v4l2-dbg -d /dev/video0 -c host1 -s 0x104 0x07005d80 >>> Register 0x00000104 set to 0x7005d80 >> My output: >> Register 0x00000104 set to 0x7005d80 >> >>> The cx18 driver is currently setting the AGC for the SIF audio input >>> amplifier to set the SIF input amplifier gain based on video signal >>> level. This register change (which is tailored for an HVR-1600 set to >>> the analog tuner) sets the AGC for the SIF audio input amplifier to be >>> controlled by the audio signal level. >>> >>> Hopefully that will make things better. >> Yes, it seems to do the trick! > > Good! > > Now I have lots of confusing code borrowed from the cx25840 module to > straighten up. Ugh! Don't look for a patch worth testing until next > weekend.
No problem. I've put that set register command in my /etc/rc.local so I've got a workaround that should survive a reboot. And another bit of good news with this setting is the volume is higher than it was with the other register setting. But you probably knew that. >> I also tuned a handful of other troublesome channels and they sound >> good too. Hopefully it will survive when I start mythbackend. I've got >> a recording scheduled at 10pm and I'll be sure to check it soon after >> it starts. > > It should persist until you switch analog input sources: radio, svideo, > or composite. When you go back to tuner after that, the driver will > write bad values back in. I haven't had occasion to switch analog inputs, only NTSC <-> ATSC/QAM tuners, which work simultaneously. Thanks, Helen _______________________________________________ ivtv-users mailing list [email protected] http://ivtvdriver.org/mailman/listinfo/ivtv-users
