[issue228] Extract frame or frames starting at a particular frame number

Henk Schoneveld added the comment: make a script #Next function is to make calculations possible c () { echo "scale=2;$*" | bc -l; } inputfile=$1 outputpng=frame_$2.png fps=25 sf=$2 time=$(c $fps/$sf) ffmpeg -ss $time etc FFmpeg issue tracker

[issue228] Extract frame or frames starting at a particular frame number

Henk Schoneveld added the comment: Next function is to make calculations possible c () { echo "scale=2;$*" | bc -l; } inputfile=$1 outputpng=frame_$2.png fps=25 sf=$2 time=$(c $fps/sf) ffmpeg -ss $time etc FFmpeg issue tracker