Michael T. Dean wrote:
Thanks - made progress, but the recording was in black and white, not color like the original.....weird.On 01/25/2006 11:06 AM, David Watkins wrote:I suggest looking to see what other /dev/video devices exist on your system, and trying them in place of /dev/video0. I think one of the setup pages of mythtvsetup shows you which input is on which device. I'm afraid I don't know enough of the theory to suggest a more scientific approach.video0 is the MPEG-2 video from whichever input the card is set to use. You don't change inputs by changing video devices, you change with "ivtvctl -p" so see "ivtvctl --help"Mike _______________________________________________ mythtv-users mailing list mythtv-users@mythtv.org http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users I did a ivtvctl -p=4 I used dd if=/dev/video0 of=/myth/tv/myfile.mpg bs=64k I got black/white output (was recorded in color) ivtvctl -p=6 I used dd if=/dev/video0 of=/myth/tv/myfile.mpg bs=64k I got black/white output (was recorded in color) Did I do something wrong? [EMAIL PROTECTED]:~$ ivtvctl -a ioctl IVTV_IOC_G_CODEC ok Codec parameters aspect : 2 audio : 0x00e9 bframes : 3 bitrate_mode: 0 bitrate : 4500000 bitrate_peak: 6000000 dnr_mode : 0 dnr_spatial : 0 dnr_temporal: 0 dnr_type : 0 framerate : 0 framespergop: 15 gop_closure : 1 pulldown : 0 stream_type : 0 ioctl VIDIOC_G_FMT ok Type : Video Capture Width : 480 Height : 480 ioctl VIDIOC_QUERYCAP ok Driver name : ivtv Card type : WinTV PVR 350 Bus info : 0000:00:10.0 Driver version: 1024 Capabilities : 0x010700F3 ioctl: VIDIOC_ENUMINPUT Input : 0 Name : Composite 0 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 1 Name : Composite 1 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 2 Name : Composite 2 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 3 Name : Composite 3 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 4 Name : Tuner 0 Type : 0x00000001 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x0000000000003000 ( NTSC ) Status : 0 Input : 5 Name : Composite 4 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 6 <<<<<<<<-----I tried using this as the video input # - didn't work Name : S-Video 0 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 7 Name : S-Video 1 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 8 Name : S-Video 2 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 Input : 9 Name : S-Video 3 Type : 0x00000002 Audioset: 0x00000003 Tuner : 0x00000000 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Status : 0 ioctl VIDIOC_G_INPUT ok Video input = 4 <<<<<<<<<<<<<------------I tried this as video input # - didn't work ioctl: VIDIOC_ENUMOUTPUT Output : 0 Name : S-Video + Composite Type : 0x00000002 Audioset: 0x00000001 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Output : 1 Name : Composite Type : 0x00000002 Audioset: 0x00000001 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Output : 2 <<<<<<<<<<<<<<--------------I tried this as video input # - didn't work Name : S-Video Type : 0x00000002 Audioset: 0x00000001 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Output : 3 Name : RGB Type : 0x00000002 Audioset: 0x00000001 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Output : 4 Name : YUV C Type : 0x00000002 Audioset: 0x00000001 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) Output : 5 Name : YUV V Type : 0x00000002 Audioset: 0x00000001 Standard: 0x00000000007F3FFF ( PAL NTSC SECAM ) ioctl VIDIOC_G_OUTPUT ok Output = 0 ioctl: VIDIOC_ENUMAUDIO Input : 0 Name : Tuner Audio In Input : 1 Name : Audio Line In ioctl VIDIOC_G_AUDIO ok Audio input = 0: Tuner Audio In ioctl VIDIOC_G_FREQUENCY ok Frequency = 3764 ioctl: VIDIOC_ENUMSTD index : 0 ID : 0x0000000000003000 Name : NTSC Frame period: 1001/30000 Frame lines : 525 index : 1 ID : 0x00000000000000FF Name : PAL Frame period: 1/25 Frame lines : 625 index : 2 ID : 0x00000000007F0000 Name : SECAM Frame period: 1/25 Frame lines : 625 ioctl VIDIOC_G_STD ok Video standard = 0x00003000 ioctl: VIDIOC_QUERYCTRL Brightness = 127 Contrast = 63 Saturation = 63 Hue = 0 Volume = 58950 Mute = 0 [EMAIL PROTECTED]:~$ dd if=/dev/video4 of=/myth/tv/myfile.mpg bs=64k dd: opening `/dev/video4': No such device [EMAIL PROTECTED]:~$ dd if=/dev/video6 of=/myth/tv/myfile.mpg bs=64k dd: opening `/dev/video6': No such device [EMAIL PROTECTED]:~$ su Password: [EMAIL PROTECTED]:/home/mythtv# dd if=/dev/video6 of=/myth/tv/myfile.mpg bs=64k dd: opening `/dev/video6': No such device [EMAIL PROTECTED]:/home/mythtv# dd if=/dev/video4 of=/myth/tv/myfile.mpg bs=64k dd: opening `/dev/video4': No such device [EMAIL PROTECTED]:/home/mythtv# dd if=/dev/video2 of=/myth/tv/myfile.mpg bs=64k dd: opening `/dev/video2': No such device [EMAIL PROTECTED]:/home/mythtv# Any other ideas? |
_______________________________________________ mythtv-users mailing list mythtv-users@mythtv.org http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users