On 6/11/13, Wagner Patriota <[email protected]> wrote: > would it be something like this? > http://stackoverflow.com/questions/16509906/ffmpeg-can-i-draw-an-audio-channel-as-an-image/16931776#16931776
That link spread lies, ffmpeg have builltin "drawing audio channel as an image": see following filters: showspectrum showwaves avectorscope And others visualizations can be added to. > > > On Tue, Jun 11, 2013 at 4:28 PM, Paul B Mahol <[email protected]> wrote: > >> On 6/11/13, Olivier Daubry <[email protected]> wrote: >> > Hello, >> > >> > I'm searching for a way to convert an array of values (44100 samples >> coded >> > on 16bits each every second) into a series of plot (graph) images (24 >> > per >> > seconds), and then make a video out of it so that I could have a >> converter >> > from .wav to .mjpeg showing the waveform moving as if you were watching >> the >> > file being read by any DAW with a fixed playhead. I've heard about >> > ffmpeg >> > while searching for a way to do this. >> > >> > Do you guys think it could help me achieving this? >> >> >> There are many ways to visualize waveform. In what exact >> "visualization" you are interested? >> >> > >> > Thank you >> > >> _______________________________________________ >> Libav-user mailing list >> [email protected] >> http://ffmpeg.org/mailman/listinfo/libav-user >> > _______________________________________________ Libav-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/libav-user
