FFMPEG running in Command Line but not PHP

Question

I am using ffmpeg build for windows to make video thumbnails . The command works well in command line but not from PHP exec method. am using PHP 5.2.11

Here is the c

Answer 1

Maybe try this:

$cmd = "\"$path\" -itsoffset -4 -i \"$in\" -vcodec mjpeg -vframes 1 -an -f rawvideo -s 320x240 \"$out\" 2>&1";