[mythtv-users] mythtv newbie needs help: ATI TV-wonder and bad
visual quality
John Kuhn
kuhn at razorsys.com
Fri May 20 17:47:19 UTC 2005
I can't help... I can say i've had the same issues with that card under
linux...
I believe it's todo with using a improper tuner type... but i cant seem
to find the correct one it needs.. i gave up on it in the end.. the card
itself works fine under windows
--John
> hi all,
>
> I just started playing around with mythtv using my spare computer
> parts. I got everything working but suffer from bad visual quality.
> I also have an audio-related problem. I need your help.
>
> First of all, here is my setup:
>
> Asus A7S8X-MX (Sis chipset with onboard video 741GX)
> - Using X.org "sis" driver with Xv extension enabled
> - onboard sound is SoundMax, AC'97 driver
> ATI TV-wonder (BT878)
> - co-axial cable (TV) input
> - internally I used a cdrom audio cable to connect the TV-audio
> output to
> the AUX audio input of the SoundMax
> Suse 9.2
> I'm watching/using MythTV on computer monitor.
>
> First off, I installed MythTV 0.18 using the RPMs from:
> http://folk.uio.no/oeysteio/apt/suse/
>
> I proceeded with mythtv-setup, using V4L as the video source. After
> getting the channels setup (NTSC, us-cable), I can watch TV. However,
>
> 1) I only get black and white TV images. The on-screen caption
> generated by MythTV is in colour,
> 2) colour-aside, the quality of the image is just plain bad. A lot of
> noise and flickers. However, if I connect the co-axial cable to a
> regular TV, the images on TV is very sharp
> 3) I also have audio sync problem. I played with kmix: if I mute the
> "aux" input and enable recording on "aux" channel (as the FAQ
> suggested), I actually don't hear anything at all.
> 4) lastly, the MythTV screen is too big for my monitor: looks like it
> isn't getting the screen geometry right and I lose about 1/5 of the
> mythtv screen. So most of the time the buttons (say, during
> mythtv-setup) are not visible.
>
> Any help is very much appreciated. I have attached the dmesg portion
> regarding bttv below.
>
> tia,
>
>
>> dmesg|grep bt
>
> bttv: driver version 0.9.15 loaded
> bttv: using 8 buffers with 2080k (520 pages) each for capture
> bttv: Bt8xx card found (0).
> bttv0: Bt878 (rev 2) at 0000:00:09.0, irq: 11, latency: 32, mmio:
> 0xed105000
> bttv0: detected: ATI TV Wonder [card=63], PCI subsystem ID is 1002:0001
> bttv0: using: ATI TV-Wonder [card=63,autodetected]
> bttv0: gpio: en=00000000, out=00000000 in=00ffffff [init]
> i2c-algo-bit.o: bt878 #0 [sw] passed test.
> bttv0: using tuner=19
> bttv0: i2c: checking for MSP34xx @ 0x80... found
> bttv0: i2c: checking for TDA9875 @ 0xb0... not found
> bttv0: i2c: checking for TDA7432 @ 0x8a... not found
> tuner: chip found at addr 0xc0 i2c-bus bt878 #0 [sw]
> tuner: type set to 19 (Temic PAL* auto (4006 FN5)) by bt878 #0 [sw]
> bttv0: registered device video0
> bttv0: registered device vbi0
> bttv0: PLL: 28636363 => 35468950 .. ok
>
>
>------------------------------------------------------------------------
>
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