Nick Bright wrote: > Nick Bright wrote: > >> Greetings, >> >> I've got a WinTV HVR-1600, and I've gotten the cx18 driver to load but >> I'm not able to get it to tune any digital channels. On the analog side >> of the card with v4l, I do get video when doing "cat /dev/video1 > >> test.mpg" but the quality is VERY poor. In MythTV backend setup using >> the channel scanner on DVB0, the tuner is unable to lock any channels >> (it should pick up ~10 channels). >> >> This is on a Pentium 4 model 603 (3Ghz HT), i915G chipset, with the >> latest cx18 driver as of 7/10/08 at 23:41 CST. OS is MythBuntu 8.04LTS, >> with all updates applied. >> >> The card is loading properly, from what I can tell: >> [ 55.550747] cx18-0: Initializing card #0 >> [ 55.550751] cx18-0: Autodetected Hauppauge card >> [ 55.550778] ACPI: PCI Interrupt 0000:02:02.0[A] -> GSI 17 (level, >> low) -> IRQ 22 >> [ 55.550793] cx18-0: Unreasonably low latency timer, setting to 64 >> (was 32) >> [ 55.551038] cx18-0: cx23418 revision 01010000 (B) >> [ 55.733257] tveeprom 1-0050: Hauppauge model 74041, rev C6B2, serial# >> 2720263 >> [ 55.733262] tveeprom 1-0050: MAC address is 00-0D-FE-29-82-07 >> [ 55.733265] tveeprom 1-0050: tuner model is TCL M2523_5N_E (idx 112, >> type 50) >> [ 55.733268] tveeprom 1-0050: TV standards NTSC(M) (eeprom 0x08) >> [ 55.733271] tveeprom 1-0050: audio processor is CX23418 (idx 38) >> [ 55.733273] tveeprom 1-0050: decoder processor is CX23418 (idx 31) >> [ 55.733276] tveeprom 1-0050: has no radio, has IR receiver, has IR >> transmitter >> [ 55.733278] cx18-0: Autodetected Hauppauge HVR-1600 >> [ 55.733280] cx18-0: VBI is not yet supported >> [ 55.841794] tuner 2-0061: chip found @ 0xc2 (cx18 i2c driver #0-1) >> [ 55.841864] cs5345 1-004c: chip found @ 0x98 (cx18 i2c driver #0-0) >> [ 55.843326] tuner-simple 2-0061: creating new instance >> [ 55.843330] tuner-simple 2-0061: type set to 50 (TCL 2002N) >> [ 55.844021] cx18-0: Disabled encoder IDX device >> [ 55.844061] cx18-0: Registered device video1 for encoder MPEG (2 MB) >> [ 55.844066] DVB: registering new adapter (cx18) >> [ 55.937293] MXL5005S: Attached at address 0x63 >> [ 55.937300] DVB: registering frontend 0 (Samsung S5H1409 QAM/8VSB >> Frontend)... >> [ 55.937376] cx18-0: DVB Frontend registered >> [ 55.937417] cx18-0: Registered device video2 for encoder YUV (2 MB) >> [ 55.937452] cx18-0: Registered device video3 for encoder PCM audio (1 MB) >> [ 55.937456] cx18-0: Initialized card #0: Hauppauge HVR-1600 >> [ 55.937501] cx18: End initialization >> >> The DVB scan utility just shows this: >> >> [EMAIL PROTECTED]:~$ scan >> /usr/share/doc/dvb-utils/examples/scan/atsc/us-Cable-Standard-center-frequencies-QAM256 >> >> >> scanning >> /usr/share/doc/dvb-utils/examples/scan/atsc/us-Cable-Standard-center-frequencies-QAM256 >> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' >> >>> tune to: 57000000:QAM_256 >> WARNING: >>> tuning failed!!! >> >> With the same error reported for every channel. I don't know if my cable >> system is actually QAM64 though, and there's not a scan template for >> QAM64. I also tried the MythTV scanner with every combination of >> frequency table, starting frequency, and QAM mode. None resulted in any >> channels found - it's like the cable isn't even plugged in (but yes, it >> is, and I have replaced it *twice* so it's extremely unlikely to be a >> wiring problem). >> >> > I must confess I only waited a few minutes and assumed it would give > this error for every channel (since the mythtv scanner wasn't showing > anything), but shortly after sending this the 25 minute process of > scanning ended, with this information displayed: > > dumping lists (26 services) > [018a]:483000000:QAM_256:1984:1985:394 > [00b5]:483000000:QAM_256:0:2049:181 > [0154]:483000000:QAM_256:0:2113:340 > [0263]:483000000:QAM_256:0:2177:611 > [025d]:483000000:QAM_256:0:2241:605 > [00b9]:483000000:QAM_256:0:2305:185 > [00be]:483000000:QAM_256:0:2369:190 > [00bf]:483000000:QAM_256:0:2433:191 > [0142]:483000000:QAM_256:2497:2496:322 > [00c0]:483000000:QAM_256:0:2561:192 > [0260]:483000000:QAM_256:0:2689:608 > [00cf]:483000000:QAM_256:0:2753:207 > [012d]:483000000:QAM_256:0:2817:301 > [0189]:483000000:QAM_256:2880:2881:393 > [025c]:483000000:QAM_256:0:2625:604 > [0137]:489000000:QAM_256:0:1985:311 > [00b7]:489000000:QAM_256:0:2049:183 > [013a]:489000000:QAM_256:2115:2113:314 > [00b8]:489000000:QAM_256:0:2177:184 > [013c]:489000000:QAM_256:2242:2240:316 > [0259]:489000000:QAM_256:2304:2305:601 > [00c1]:489000000:QAM_256:0:2369:193 > [0144]:489000000:QAM_256:2433:2432:324 > [00c3]:489000000:QAM_256:0:2497:195 > [00c8]:489000000:QAM_256:0:2561:200 > [0133]:489000000:QAM_256:2625:2624:307 > Done. > > To be honest... I don't know what this means. Apparently it was able to > lock some channels, but what they are, if they are encrypted, I have no > idea. Since MythTV isn't seeing them, I don't know how to tell another > program to tune the card to one of those channels and copy it to a file > so I can try to view the output in something like Mplayer. > > I'll keep tinkering though.... > azap -r [00b7] using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' tuning to 489000000 Hz video pid 0x0000, audio pid 0x0801 status 00 | signal 0190 | snr 0000 | ber 00000000 | unc 00000000 | status 00 | signal 0000 | snr 0000 | ber 00000000 | unc 00000000 | status 1f | signal 011a | snr 011a | ber 0000224f | unc 0000224f | FE_HAS_LOCK status 1f | signal 011a | snr 011a | ber 00000001 | unc 00000001 | FE_HAS_LOCK status 07 | signal 011b | snr 011b | ber 00000000 | unc 00000000 | status 1f | signal 011b | snr 011b | ber 00000000 | unc 00000000 | FE_HAS_LOCK status 1f | signal 011b | snr 011b | ber 00000002 | unc 00000002 | FE_HAS_LOCK status 1f | signal 011b | snr 011b | ber 00000001 | unc 00000001 | FE_HAS_LOCK
(continues, with various numbers) however, after cat /dev/dvb/adapter0/dvr0 > test.mpg trying to play the file with mplayer yeilds: Playing test.mpg. TS file format detected. NO VIDEO! NO AUDIO! NO SUBS (yet)! No stream found. Exiting... > Thanks. > >> I'm not sure if this is an issue with the driver, or I'm just not >> getting something right. This is the first time I've tried to use an >> ATSC/QAM card with Linux. It may be worth noting that there is also a >> PVR-150 installed in this machine, and it is working absolutely perfectly. >> >> I'd appreciate any suggestions for things to try. My goal is to get >> unencrypted QAM channels to be available to MythTV. >> >> Thanks in advance for any suggestions or advice. >> >> - Nick >> >> >> >> _______________________________________________ >> ivtv-users mailing list >> [email protected] >> http://ivtvdriver.org/mailman/listinfo/ivtv-users >> >> > > > _______________________________________________ > ivtv-users mailing list > [email protected] > http://ivtvdriver.org/mailman/listinfo/ivtv-users > _______________________________________________ ivtv-users mailing list [email protected] http://ivtvdriver.org/mailman/listinfo/ivtv-users
