regtest: use run_ffmpeg in do_image_formats

Signed-off-by: Mans Rullgard <mans@mansr.com>

tests/lavf-regression.sh

@@ -30,8 +30,7 @@ do_image_formats()
     outfile="$datadir/images/$1/"
     mkdir -p "$outfile"
     file=${outfile}%02d.$1
-    $echov $ffmpeg -t 0.5 -y -qscale 10 -f image2 -vcodec pgmyuv -i $raw_src $2 $3 -flags +bitexact -sws_flags +accurate_rnd+bitexact $target_path/$file
-    $ffmpeg -t 0.5 -y -qscale 10 -f image2 -vcodec pgmyuv -i $raw_src $2 $3 -flags +bitexact -sws_flags +accurate_rnd+bitexact $target_path/$file
+    run_ffmpeg -t 0.5 -y -qscale 10 -f image2 -vcodec pgmyuv -i $raw_src $2 $3 -flags +bitexact -sws_flags +accurate_rnd+bitexact $target_path/$file
     do_md5sum ${outfile}02.$1 >> $logfile
     do_ffmpeg_crc $file $3 -i $target_path/$file
     wc -c ${outfile}02.$1 >> $logfile