On 31/07/15 12:53, MrNice wrote: > > > On 30/07/15 13:14, MrNice wrote: >> On 30/07/15 12:28, Carl Eugen Hoyos wrote: >>> MrNice <wxcvbn2006 <at> iol.ie> writes: >>> >>>> At this time, the output image is not good at all; >>>> It looks like a lot of lines are missing, white >>>> areas are ribbed by black lines. >>> >>> Is this also reproducible if you record without >>> audio, something like: >>> $ ffmpeg -channel 1 -i /dev/video0 -qscale 2 out.avi >>> ? >>> >>> Carl Eugen >>> >> >> Yes, same issue >> > > BIG new problem. > > So far I did all the tests with my laptop as player (output Y/C), the > Dazzle and my desktop as recorder. > I played a B&W file with a flashing square and in the same time a bip > every second to check sync. > > I just tested with other files with colours: The output video files are > Black and White! > I tried with (see output below) > ./ffmpeg -channel 1 -i /dev/video0 -qscale 2 /Store3/Test/out_`date > +%Y%m%d_%H%M`.avi > in the desktop or laptop, same problem. > I am sure the output of the laptop is coloured because I test with a > small monitor with Y/C input. > > With VLC, Capture Device, I have B&W video as well. > > Is the Dazzle dead? How to be sure? >
False alert! In fact I can get colours when the videotape player plays a tape. For some raison the Y/C output of my laptop display colours to the external Y/C monitor but not to the Dazzle. So, never mind for the previous post. _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user
