[mythtv-users] Blank Screen PVR-150 and LiveTV

Hugues Belanger hbelanger at look.ca
Mon Oct 24 18:09:59 EDT 2005


Ok I figured it out thanks

I define a new video source Rogers cable and select us-cable. Now I can
see channel 4 which is what I've been using for testing. 

I must say that the video quality is just awful need to work on that
now.

Thanks

Hugues


On Mon, 2005-10-24 at 16:19 -0400, Hugues Belanger wrote:

> Hey All,
> 
> Well I've always been a big fan of MythTV, but I've yet to get it
> working properly...! 
> 
> I've tried two different capture cards and I get the same problem now
> I figure it must be something I just don't understand this is why I'm
> begging for help:
> 
> Hardware:
> 
> MediaReady 5000
> Via 1G CPU
> VIA S3 Unichrome w/tvOut
> PVR 150
> 
> Software:
> 
> Ubuntu 5.04
> ivtv 0.38
> mythtb 0.18.1
> 
> Here's what I know:
> 
> ivtv works, mplayer /dev/outputs video and ptune.pl allows me to
> change channels. Not sure about the sound yet I have got that far.
> I can play movies with mythvideo.
> 
> I configure mythtv-setup with the following
> 
> -capture card v4l
> 
> /dev/video0
> /dev/dsp
> /dev/vbi0
> tuner 0
> 
> - Configured Video Source starchoice (zapt2it)
> 
> - Configured input Connnection
> /dev/video0 --> Tuner0
> 
> When I start Livetv I just get a blanck screen with the following in
> my mythbackend.log:
> 
> 2005-10-24 15:47:20.568 MainServer::HandleAnnounce Playback
> 2005-10-24 15:47:20.600 adding: mediaready as a client (events: 0)
> 2005-10-24 15:47:20.660 MainServer::HandleAnnounce Playback
> 2005-10-24 15:47:20.663 adding: mediaready as a client (events: 1)
> 2005-10-24 15:47:20.671 MainServer::HandleAnnounce Playback
> 2005-10-24 15:47:20.673 adding: mediaready as a client (events: 0)
> 2005-10-24 15:47:20.696 MainServer::HandleAnnounce Playback
> 2005-10-24 15:47:20.699 adding: mediaready as a client (events: 0)
> 2005-10-24 15:47:20.708 adding: mediaready as a remote ringbuffer
> 2005-10-24 15:47:20.724 Changing from None to WatchingLiveTV
> 2005-10-24 15:47:20.786 Unknown video codec
> 2005-10-24 15:47:20.789 Please go into the TV Settings, Recording
> Profiles and
> 2005-10-24 15:47:20.791 setup the four 'Software Encoders' profiles.
> 2005-10-24 15:47:20.793 Assuming RTjpeg for now.
> 2005-10-24 15:47:20.796 NVR: Error, unknown audio codec
> 2005-10-24 15:47:20.877 NVR: Won't work with the streaming interface,
> falling back
> VIDIOCGCHAN: Invalid argument
> VIDOCGMBUF:: Invalid argument
> Can't read vbi data
> 2005-10-24 15:47:30.878 NVR: Only read -1 bytes of 4096 bytes from
> '/dev/dsp
> read audio: Input/output error
> 2005-10-24 15:47:30.884 TVRec: Recording Prematurely Stopped
> 
> Here's what dmesg say about ivtv:
> 
> ivtv: ==================== START INIT IVTV ====================
> ivtv: version 0.3.8 (tagged release) loading
> ivtv: Linux version: 2.6.10-5-386 preempt 386 gcc-3.3
> ivtv: In case of problems please include the debug info
> ivtv: between the START INIT IVTV and END INIT IVTV lines when
> ivtv: mailing the ivtv-devel mailinglist.
> ivtv: Autodetected WinTV PVR 150 card (iTVC16 based)
> ACPI: PCI interrupt 0000:00:08.0[A] -> GSI 11 (level, low) -> IRQ 11
> tveeprom: Hauppauge: model = 26032, rev = C199, serial# = 2984601
> tveeprom: tuner = TCL 2002N 5H (idx = 99, type = 50)
> tveeprom: tuner fmt = NTSC(M) (eeprom = 0x08, v4l2 = 0x00001000)
> tveeprom: audio processor = CX25841 (type = 23)
> tveeprom: decoder processor = CX25841 (type = 1c)
> ivtv: i2c attach to card #0 ok [client=tveeprom[50], addr=50]
> tuner: chip found at addr 0xc2 i2c-bus ivtv i2c driver #0
> ivtv: i2c attach to card #0 ok [client=(tuner unset), addr=61]
> cx25840: loading /lib/modules/HcwMakoA.ROM
> ivtv: i2c attach to card #0 ok [client=cx25840[50], addr=44]
> ivtv: i2c attach to card #0 ok [client=wm8775[50], addr=1b]
> ivtv: loading /lib/modules/ivtv-fw-enc.bin
> ivtv: Encoder revision: 0x02040024
> ivtv warning: Encoder Firmware can be buggy, use version
> 0x02040011!!!!
> ivtv: Allocate DMA encoder MPEG stream: 128 x 32768 buffers (4096KB
> total)
> ivtv: Allocate DMA encoder YUV stream: 194 x 10800 buffers (2048KB
> total)
> ivtv: Allocate DMA encoder VBI stream: 120 x 17472 buffers (2048KB
> total)
> ivtv: Allocate DMA encoder PCM audio stream: 455 x 4608 buffers
> (2048KB total)
> tuner: type set to 50 (TCL 2002N) by ivtv i2c driver #0
> ivtv: Initialized WinTV PVR 150, card #0
> ivtv: ====================  END INIT IVTV  ====================
> 
> 
> 
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