Pass crop filter

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

diff --git a/video/ff_encode b/video/ff_encode
index 275417cf0688a4470a2d03b9927fc6feaa3cbcc9..e5afed8d9f36ce4d4291f1af8187222a8c5a5968 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] [acodec=s] [abitrate=n] [ascale=s] [pass=n] [input_opts=input_opts] [output_opts=output_opts] $0 input [output]"
+   echo "Usage: [vcodec=s] [vbitrate=n] [vscale=s] [acodec=s] [abitrate=n] [ascale=s] [pass=n] [input_opts=input_opts] [output_opts=output_opts] [output=output.avi] [crop=w:h:x:y] $0 input1 [input2...]"
    exit 1
 fi
 
@@ -29,41 +29,53 @@ if [ -z "$pass" ]; then
    pass=1
 fi
 
-input="$1"
-shift
+if [ -n "$crop" ]; then
+   crop="-vf crop=$crop"
+fi
 
-if [ -n "$1" ]; then
-   output="$1"
-   shift
+if [ $# -eq 1 ]; then
+   input="$1"
 else
+   input=concat:"`echo \"$@\" | sed 's/ /|/g'`"
+fi
+
+if [ -z "$output" ]; then
    output=output.avi
 fi
 
-if [ "$vcodec" = mpeg4-hq ]; then
+if [ "$vcodec" = mpeg4 ]; then
+   vopts="-g 300 -bf 2"
+
+elif [ "$vcodec" = mpeg4-hq ]; then
    vcodec=mpeg4
-   vopts="-mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2"
-fi
+   vopts="-g 300 -bf 2 -mbd rd -flags +mv4+aic -trellis 2 -cmp 2 -subcmp 2"
+
+elif [ "$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"
 
-if [ "$vcodec" = x264 ]; then
+elif [ "$vcodec" = x264 ]; then
    vcodec=libx264
-fi
 
-if [ "$vcodec" = x264-hq ]; then
+elif [ "$vcodec" = x264-hq ]; then
    vcodec=libx264
    vopts="-preset slow"
-fi
 
-if [ "$vcodec" = x264-vhq ]; then
+elif [ "$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" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -g 300 -bf 2 -c:a "$acodec" -b:a "$abitrate" $output_opts "$output"
+   exec ffmpeg -threads auto $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -c:a "$acodec" -b:a "$abitrate" $output_opts $crop "$output"
 
 elif [ "$pass" -eq 2 ]; then
-   ffmpeg -pass 1 $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -g 300 -bf 2 -an -f rawvideo -y /dev/null $output_opts &&
-   exec ffmpeg -pass 2 $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -g 300 -bf 2 -c:a "$acodec" -b:a "$abitrate" $output_opts "$output"
+   ffmpeg -pass 1 -threads auto $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -an -f rawvideo -y /dev/null $output_opts $crop &&
+   exec ffmpeg -pass 2 -threads auto $input_opts -i "$input" -c:v "$vcodec" $vopts $vscale -b:v "$vbitrate" -c:a "$acodec" -b:a "$abitrate" $output_opts $crop "$output"
 
 else
    echo "Can only do 1 or 2 passes." >&2