Am Di 21.10.2008 08:27 schrieb Hans Verkuil <[EMAIL PROTECTED]>: > Can you run this test for me using the v4l-dvb repository? > > As root: > > rmmod ivtv > modprobe ivtv > > As a normal user: > > v4l2-ctl -f <freq> > > (freq in MHz; note that you can readback the selected frequency using > v4l2-ctl -F) > > v4l2-ctl -c video_b_frames=0 > cat /dev/video0 >test.mpg > > Now run in another shell: > > v4l2-ctl --log-status > > Break off the 'cat' command, check that test.mpg is indeed still 0 > bytes > and post the output of the v4l2-ctl --log-status command.
Ok. Here we go (I didn't set the frequency because I'm capturing from a S-Video source): [ 297.706759] ivtv0: ================= START STATUS CARD #0 ================= [ 297.706780] ivtv0: Version: 1.4.0 Card: Yuan MPC622 [ 297.709794] cx25840 0-0044: Video signal: present [ 297.709799] cx25840 0-0044: Detected format: PAL-BDGHI [ 297.709802] cx25840 0-0044: Specified standard: PAL-BDGHI [ 297.709805] cx25840 0-0044: Specified video input: S-Video (Luma In3, Chroma In4) [ 297.709809] cx25840 0-0044: Specified audioclock freq: 48000 Hz [ 297.720934] cx25840 0-0044: Detected audio mode: mono [ 297.720947] cx25840 0-0044: Detected audio standard: no detected audio standard [ 297.720951] cx25840 0-0044: Audio muted: no [ 297.720955] cx25840 0-0044: Audio microcontroller: stopped [ 297.720958] cx25840 0-0044: Configured audio standard: automatic detection [ 297.720962] cx25840 0-0044: Configured audio system: automatic standard and mode detection [ 297.720965] cx25840 0-0044: Specified audio input: External [ 297.720969] cx25840 0-0044: Preferred audio mode: stereo [ 297.720971] cx25840 0-0044: Selected 65 MHz format: autodetect [ 297.720974] cx25840 0-0044: Selected 45 MHz format: chroma [ 297.722529] ivtv0: Video Input: S-Video 1 [ 297.722534] ivtv0: Audio Input: Line In 1 [ 297.722536] ivtv0: Tuner: TV [ 297.722540] ivtv0: Stream: MPEG-2 Program Stream [ 297.722544] ivtv0: VBI Format: No VBI [ 297.722547] ivtv0: Video: 720x576, 25 fps [ 297.722550] ivtv0: Video: MPEG-2, 4x3, Variable Bitrate, 6000000, Peak 8000000 [ 297.722555] ivtv0: Video: GOP Size 15, 0 B-Frames, GOP Closure [ 297.722559] ivtv0: Audio: 48 kHz, MPEG-1/2 Layer II, 224 kbps, Stereo, No Emphasis, No CRC [ 297.722564] ivtv0: Spatial Filter: Manual, Luma 1D Horizontal, Chroma 1D Horizontal, 0 [ 297.722567] ivtv0: Temporal Filter: Manual, 8 [ 297.722570] ivtv0: Median Filter: Off, Luma [0, 255], Chroma [0, 255] [ 297.722573] ivtv0: Status flags: 0x00200000 [ 297.722578] ivtv0: Stream encoder MPG: status 0x0118, 0% of 4096 KiB (128 buffers) in use [ 297.722582] ivtv0: Stream encoder YUV: status 0x0000, 0% of 8192 KiB (256 buffers) in use [ 297.722586] ivtv0: Stream encoder VBI: status 0x0000, 0% of 1040 KiB (61 buffers) in use [ 297.722590] ivtv0: Stream encoder PCM: status 0x0000, 0% of 324 KiB (72 buffers) in use [ 297.722593] ivtv0: Read MPG/VBI: 0/0 bytes [ 297.722595] ivtv0: ================== END STATUS CARD #0 ================== test.mpg is as expected indeed 0 bytes. Regards, Alex _______________________________________________ ivtv-users mailing list [email protected] http://ivtvdriver.org/mailman/listinfo/ivtv-users
