Hans Verkuil wrote: > On Saturday 21 July 2007 00:02:10 Rod wrote: > >> Greetings, >> >> I'm using MythDora 4.0 with two tuners (PVR-250 and 350). Playback >> is through the motherboard onboard Nvidia video and onboard audio. I >> am randomly(intermittently) losing audio when recording. It seems to >> be related to when both tuners are recording at the same time but I >> have not been able deduce a specific set of conditions. >> >> Any help on what the problem is or how to debug it would be greatly >> appreciated. >> > > Hi Rod, > > Please first upgrade to ivtv-0.10.5, that makes it easier for me to > debug. > Version 0.10.3. I hope that is OK. > Then when you loose audio run 'v4l2-ctl --log-status -d /dev/videoX' for > the device in question and post the result. > Status Log:
ivtv1: ================= START STATUS CARD #1 ================= tveeprom 3-0050: The eeprom says no radio is present, but the tuner type tveeprom 3-0050: indicates otherwise. I will assume that radio is present. tveeprom 3-0050: Hauppauge model 48132, rev K268, serial# 8207794 tveeprom 3-0050: tuner model is LG TAPE H001F MK3 (idx 68, type 47) tveeprom 3-0050: TV standards NTSC(M) (eeprom 0x08) tveeprom 3-0050: audio processor is MSP4448 (idx 27) tveeprom 3-0050: decoder processor is SAA7115 (idx 19) tveeprom 3-0050: has radio, has IR receiver, has no IR transmitter tda9887 3-0043: Data bytes: b=0x14 c=0x30 e=0x44 tuner 3-0061: Tuner mode: analog TV tuner 3-0061: Frequency: 83.25 MHz tuner 3-0061: Standard: 0x0000b000 saa7115 3-0021: Audio frequency: 48000 Hz saa7115 3-0021: Input: Composite 4 saa7115 3-0021: Video signal: broadcast/DVD saa7115 3-0021: Frequency: 60 Hz saa7115 3-0021: Detected format: NTSC saa7115 3-0021: Width, Height: 720, 480 msp3400 3-0040: MSP4448G-A2 rev1 = 0x0117 rev2 = 0x3042 msp3400 3-0040: Audio: volume 58950 msp3400 3-0040: Standard: 4.5 M BTSC-Stereo (stereo, dual) msp3400 3-0040: Audmode: 0x0001 msp3400 3-0040: Routing: 0x00000000 (input) 0x00000044 (output) msp3400 3-0040: ACB: 0x0c00 ivtv1: Video Input: Tuner 1 ivtv1: Audio Input: Tuner 1 ivtv1: Video Output: S-Video + Composite ivtv1: Audio Output: A/V Audio Out ivtv1: Output Mode: None ivtv1: Tuner: TV ivtv1: Stream: MPEG-2 Program Stream ivtv1: VBI Format: No VBI ivtv1: Video: 720x480, 30 fps ivtv1: Video: MPEG-2, 4x3, Variable Bitrate, 4500000, Peak 6000000 ivtv1: Video: GOP Size 15, 2 B-Frames, GOP Closure, No 3:2 Pulldown ivtv1: Audio: 48 kHz, Layer II, 384 kbps, Stereo, No Emphasis, No CRC ivtv1: Spatial Filter: Manual, Luma 1D Horizontal, Chroma 1D Horizontal, 0 ivtv1: Temporal Filter: Manual, 8 ivtv1: Median Filter: Off, Luma [0, 255], Chroma [0, 255] ivtv1: Status flags: 0x00000040 ivtv1: Stream encoder MPEG: status 0x0118, 1% of 4096 KiB (128 buffers) in use ivtv1: Stream encoder YUV: status 0x0000, 0% of 2046 KiB (194 buffers) in use ivtv1: Stream encoder VBI: status 0x0000, 0% of 1023 KiB (60 buffers) in use ivtv1: Stream encoder PCM audio: status 0x0000, 0% of 1021 KiB (227 buffers) in use ivtv1: Stream decoder MPEG: status 0x0000, 0% of 1024 KiB (16 buffers) in use ivtv1: Stream decoder VBI: status 0x0000, 0% of 1023 KiB (455 buffers) in use ivtv1: Stream decoder YUV: status 0x0000, 0% of 1012 KiB (24 buffers) in use ivtv1: Read MPEG/VBI: 1184315328/0 bytes ivtv1: ================== END STATUS CARD #1 ================== This is the input for the PVR-350. The sound comes back if the input is switched to the PVR-250. For some reason when recording, the input is identified as 3 but there are only 2 inputs in the MythBox. Under preferred input I have Input 0, PVR-250, and PVR-350 > Does the sound come back after switching to another channel? No > After stopping and restarting the capture? No > After rmmod/modprobe ivtv? Not sure how to do that, I get a ERROR: Module ivtv is in use > Or only after a full reboot? > Yes, I can record with sound on the PVR-350 input after a reboot > Thanks, > > Hans > > Thank you. Cheers, Rod > _______________________________________________ > 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
