====== framecount ======

  * [[frameinfo]]

Display number of frames in a video and part of their types:

<code>
for x in $*; do
	echo -n "$x: "
	tmp=`tempfile`
	ffmpeg -i "$x" -vf showinfo -f null /dev/null 2>&1 | cut -d ' ' -f 4- | grep ^n > $tmp
        ffmpeg -fflags +genpts -i "$x" -an -sn -vf showinfo -f null - 2>&1 | egrep 'i:(P|T|B)' > "$tmp"
	num_p=`grep -c i:P "$tmp"`
	num_t=`grep -c i:T "$tmp"`
	num_b=`grep -c i:B "$tmp"`
	echo "progressive: $num_p top-field: $num_t bottom-field: $num_b"
	rm $tmp
done
</code>

Example:

<code>
$ framecount 1.722.2330.18435.TMNT2.mpg
1.722.2330.18435.TMNT2.mpg: progressive: 32599 top-field: 0 bottom-field: 0
</code>