Join codecs' if's into one if/elif/else operator

[audio-cdr-video.git] / video / ff_encode

diff --git a/video/ff_encode b/video/ff_encode
index ccf916575fa1584401a87844ac99ced1b9e0923c..cb20f956c2e9d162fe3f71ba4dc6610cd28ac4f8 100755 (executable)
--- a/video/ff_encode
+++ b/video/ff_encode
@@ -1,7 +1,7 @@
 #! /bin/sh
 
 if [ -z "$1" ]; then
-   echo "Usage: [vcodec=s] [vbitrate=n] [vscale=s] [aid=n] [acodec=s] [abitrate=n] [ascale=s] [pass=n] [input_opts=input_opts] [output_opts=output_opts] $0 input.avi"
+   echo "Usage: [vcodec=s] [vbitrate=n] [vscale=s] [acodec=s] [abitrate=n] [ascale=s] [pass=n] [input_opts=input_opts] [output_opts=output_opts] $0 input [output]"
    exit 1
 fi
 
@@ -32,12 +32,46 @@ fi
 input="$1"
 shift
 
+if [ -n "$1" ]; then
+   output="$1"
+   shift
+else
+   output=output.avi
+fi
+
+if [ "$vcodec" = mpeg4 ]; then
+   vopts="-g 300 -bf 2"
+
+elif [ "$vcodec" = mpeg4-hq ]; then
+   vcodec=mpeg4
+   vopts="-g 300 -bf 2 -mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2"
+
+elif [ "$vcodec" = mpeg4-vhq ]; then
+   vcodec=mpeg4
+   vopts="-g 200 -bf 2 -mbd rd -flags +mv4+aic+qprd+mv0 -flags2 skiprd -trellis 2 -cmp 2 -subcmp 2"
+
+elif [ "$vcodec" = x264 ]; then
+   vcodec=libx264
+
+elif [ "$vcodec" = x264-hq ]; then
+   vcodec=libx264
+   vopts="-preset slow"
+
+elif [ "$vcodec" = x264-vhq ]; then
+   vcodec=libx264
+   vopts="-preset veryslow"
+
+else
+   echo "Unknown video codec $vcodec; known codecs are {mpeg4,x264}[-[v]hq], copy" >&2
+   exit 1
+fi
+
 if [ "$pass" -eq 1 ]; then
-   exec ffmpeg $input_opts -i "$input" -f avi -c:v "$vcodec" $vscale -b:v "$vbitrate" -g 300 -bf 2 -c:a "$acodec" -b:a "$abitrate" $output_opts output.avi
+   exec ffmpeg $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -c:a "$acodec" -b:a "$abitrate" $output_opts "$output"
 
 elif [ "$pass" -eq 2 ]; then
-   ffmpeg -pass 1 $input_opts -i "$input" -f avi -c:v "$vcodec" $vscale -b:v "$vbitrate" -g 300 -bf 2 -an -f rawvideo -y /dev/null $output_opts &&
-   exec ffmpeg -pass 2 $input_opts -i "$input" -f avi -c:v "$vcodec" $vscale -b:v "$vbitrate" -g 300 -bf 2 -c:a "$acodec" -b:a "$abitrate" $output_opts output.avi
+   ffmpeg -pass 1 $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -an -f rawvideo -y /dev/null $output_opts &&
+   exec ffmpeg -pass 2 $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -c:a "$acodec" -b:a "$abitrate" $output_opts "$output"
 
 else
    echo "Can only do 1 or 2 passes." >&2