Well you are absolutely right. I was in low light. When working in full light I got to 30 fps.
Thank you Moritz! On Wed, Jul 26, 2017 at 2:02 AM, Moritz Barsnick <[email protected]> wrote: > On Wed, Jul 26, 2017 at 01:21:36 +0300, Aviv Hurvitz wrote: > > > I want to copy the original stream without any transcoding or > > processing. > > Please explain your definition of processing. That's what ffmpeg does. > > > frame= 56 fps=8.0 q=-1.0 Lsize= 4470kB time=00:00:06.89 > > bitrate=5306.9kbits/s speed=0.989x > > video:4455kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB > > muxing overhead: 0.343590% > > > > Note on the last line my fps=8.0 while the input is 30 fps. How can I fix > > this? > > Hmm, on the other hand, "speed=0.989x" indicates that ffmpeg appears to > be encoding in real time. Perhaps your camera is only delivering 8 fps, > despite the setting. Are you operating in very low light? (Sorry, I > know very little about dshow and how it interacts with cameras. I think > I recall that cameras under Linux/V4L could expose the same behavior.) > > Moritz > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
