s 1280x720 -acodec … -vcodec … output1 \ĭivide input resolution by half ffmpeg -i input.avi -vf scale="iw/1:ih/2" output.avi
The usual way to accomplish this is: ffmpeg -i input \ -sample_fmts show available audio sample formatsįfmpeg -f dshow -i video="Integrated Camera" out.mp4 downsample input frames from 30fps to 10fpsįfmpeg -f dshow -framerate 30 -i video="XX" -r 10 output.mp4 change containerįfmpeg -i file.mkv -acodec copy -vcodec copy file.mp4 list dshow input devicesįfmpeg -list_devices true -f dshow -i dummy list capabilites / device options for a specific deviceįfmpeg -f dshow -list_options true -i video="MiraBox Video Capture" Advanced creating multiple outputsįfmpeg supports multiple outputs created out of the same input(s) in the same process.Standard usage Getting help and information
Ffmpeg is a fast video and audio converter that can also grab from a live audio/video source.
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