#!/bin/bash
 
 fn=`basename "$1"`
 for th in 1 4; do
     time ./ffmpeg_g -threads $th -skip_loop_filter all -vsync 0 -y -t 30 -i "$1" -an -f rawvideo "raw/n-$fn-$th.yuv"
 done
 
 #for th in 1 4; do
 #    time ./ffmpeg_g -threads $th -vsync 0 -y -t 30 -i "$1" -an -f rawvideo "raw/$fn-$th.yuv"
 #done