[EMAIL PROTECTED] wrote:

>Having a problem where changing channels with a PVR-150 tuner doesn't actually 
>change the channel.
>
>Issuing a 'ivtvctl -d /dev/video0 -a | grep Freq' does show the frequency 
>changing, but doing a capture it is always on the same channel.  Changing 
>channel with either MythTV or 'ivtv-tune -c' yields the same result.  Video 
>and sound is captured fine, just always the same channel no matter what I try.
>
>Everything appears to be initializing without errors:
>
>Dec 24 18:14:04 mythtv kernel: ivtv:  ==================== START INIT IVTV 
>====================
>Dec 24 18:14:04 mythtv kernel: ivtv:  version 0.4.9 (tagged release) loading
>Dec 24 18:14:04 mythtv kernel: ivtv:  Linux version: 2.4.33.3
>Dec 24 18:14:04 mythtv kernel: ivtv:  In case of problems please include the 
>debug info between
>Dec 24 18:14:04 mythtv kernel: ivtv:  the START INIT IVTV and END INIT IVTV 
>lines, along with
>Dec 24 18:14:04 mythtv kernel: ivtv:  any module options, when mailing the 
>ivtv-users mailinglist.
>Dec 24 18:14:04 mythtv kernel: ivtv0: Autodetected WinTV PVR 150 card (cx23416 
>based)
>Dec 24 18:14:04 mythtv kernel: ivtv0: Unreasonably low latency timer, setting 
>to 64 (was 32)
>Dec 24 18:14:04 mythtv kernel: tveeprom: ivtv version
>Dec 24 18:14:04 mythtv kernel: ivtv0: i2c attach to card #0 ok 
>[client=tveeprom, addr=50]
>Dec 24 18:14:05 mythtv kernel: ivtv0: i2c attach to card #0 ok [client=(tuner 
>unset), addr=61]
>Dec 24 18:14:05 mythtv kernel: cx25840 0-0044: ivtv driver
>Dec 24 18:14:05 mythtv kernel: cx25840 0-0044: cx25841-23 found @ 0x88 (ivtv 
>i2c driver #0)
>Dec 24 18:14:09 mythtv kernel: ivtv0: i2c attach to card #0 ok 
>[client=cx25840, addr=44]
>Dec 24 18:14:09 mythtv kernel: wm8775 0-001b: ivtv driver
>Dec 24 18:14:09 mythtv kernel: wm8775 0-001b: chip found @ 0x36 (ivtv i2c 
>driver #0)
>Dec 24 18:14:09 mythtv kernel: ivtv0: i2c attach to card #0 ok [client=wm8775, 
>addr=1b]
>Dec 24 18:14:10 mythtv kernel: ivtv0: loaded v4l-cx2341x-enc.fw firmware 
>(262144 bytes)
>Dec 24 18:14:10 mythtv kernel: ivtv0: Encoder revision: 0x02050032
>Dec 24 18:14:10 mythtv kernel: ivtv0: Allocate DMA encoder MPEG stream: 128 x 
>32768 buffers (4096KB total)
>Dec 24 18:14:10 mythtv kernel: ivtv0: Allocate DMA encoder YUV stream: 194 x 
>10800 buffers (2048KB total)
>Dec 24 18:14:10 mythtv kernel: ivtv0: Allocate DMA encoder VBI stream: 120 x 
>17472 buffers (2048KB total)
>Dec 24 18:14:10 mythtv kernel: ivtv0: Allocate DMA encoder PCM audio stream: 
>455 x 4608 buffers (2048KB total)
>Dec 24 18:14:10 mythtv kernel: ivtv0: Initialized WinTV PVR 150, card #0
>Dec 24 18:14:10 mythtv kernel: ivtv:  ====================  END INIT IVTV  
>====================
>Dec 24 18:14:10 mythtv kernel: ivtv0: i2c attach to card #0 ok 
>[client=Hauppauge IR (PVR150), addr=71]
>
>Trying to change channels gives the following:
>
>Dec 24 18:29:12 mythtv kernel: ivtv0 ioctl: v4l2 ioctl 0x402c5639
>Dec 24 18:29:12 mythtv kernel: ivtv0 ioctl: VIDIOC_S_FREQUENCY
>Dec 24 18:29:12 mythtv kernel: ivtv0 api: API Call: 0x000000cd 
>(IVTV_API_INITIALIZE_INPUT)
>Dec 24 18:29:12 mythtv kernel: ivtv0 ioctl: v4l2 ioctl 0xc054561d
>Dec 24 18:29:12 mythtv kernel: ivtv0 ioctl: VIDIOC_G_TUNER
>
>Again, 'ivtvctl -d /dev/video0 -a' shows the frequency change, but 'cat 
>/dev/video0 > test.mpg' still records the same channel.
>
>Some info:
>
>Distro: Slackware 11.0
>Kernel: 2.4.33.3
>ivtv: Compiled from source - originally 0.4.8, upgraded to 0.4.9 with no change
>
>  
>
Hi,

In the above, i am missing the tuner related messages. Can you check 
whether the tuner module is loaded? And check dmesg for any tuner 
related messages?

Thanks,

Rudy

_______________________________________________
ivtv-users mailing list
[email protected]
http://ivtvdriver.org/mailman/listinfo/ivtv-users

Reply via email to