Move outdated scripts to separate subdirectories

[audio-cdr-video.git] / video / transcoding / tc_encode_x264

diff --git a/video/transcoding/tc_encode_x264 b/video/transcoding/tc_encode_x264
new file mode 100755 (executable)
index 0000000..c2c47b4
--- /dev/null
+++ b/video/transcoding/tc_encode_x264
@@ -0,0 +1,78 @@
+#! /bin/sh
+
+if [ -z "$1" ]; then
+   echo "Usage: [vcodec=s] [vbitrate=n] [vscale=s] [abitrate=n] [ascale=s] $0 input.avi"
+   exit 1
+fi
+
+if [ -z "$vcodec" ]; then
+   vcodec=x264
+else
+   vcodec="$vcodec"
+fi
+
+if [ -z "$vbitrate" ]; then
+   vbitrate=2200
+else
+   vbitrate="$vbitrate"
+fi
+
+if [ -n "$vscale" ]; then
+   vscale="-Z $vscale"
+fi
+
+if [ -z "$abitrate" ]; then
+   abitrate=320
+else
+   abitrate="$abitrate"
+fi
+
+if [ -n "$ascale" ]; then
+   ascale="-s $ascale"
+fi
+
+if [ "$vcodec" = x264 ]; then
+   vopts="--bitrate=$vbitrate"
+
+elif [ "$vcodec" = x264-hq ]; then
+   vopts="--bitrate=$vbitrate --8x8dct --ref=2 --bframes=3 --b-pyramid --weightb"
+
+elif [ "$vcodec" = x264-vhq ]; then
+   vopts="--bitrate=$vbitrate --8x8dct --ref=5 --bframes=3 --b-pyramid --weightb --partitions=all --me=umh"
+
+else
+   echo "Unknown video codec $vcodec; known codecs are x264[-[v]hq]" >&2
+   exit 1
+fi
+
+if [ -z "$pass" ]; then
+   pass=1
+else
+   pass="$pass"
+fi
+
+# Video
+transcode -i "$1" -x auto,null -y yuv4mpeg,null -k -u 50 $vscale $ascale -o _tmp.y4m || exit 1
+
+if [ "$pass" -eq 1 ]; then
+   x264 $vopts --progress -o _tmp.mkv           _tmp.y4m || exit 1
+
+elif [ "$pass" -eq 2 ]; then
+   x264 $vopts --progress -o /dev/null --pass=1 _tmp.y4m &&
+   x264 $vopts --progress -o _tmp.mkv  --pass=2 _tmp.y4m || exit 1
+
+elif [ "$pass" -eq 3 ]; then
+   x264 $vopts --progress -o /dev/null --pass=1 _tmp.y4m &&
+   x264 $vopts --progress -o /dev/null --pass=3 _tmp.y4m &&
+   x264 $vopts --progress -o _tmp.mkv  --pass=3 _tmp.y4m || exit 1
+                                       # pass=3 is not a typo!
+
+else
+   echo "Can only do 1, 2 or 3 passes." >&2
+   exit 1
+fi
+
+# Audio
+transcode -i "$1" -x null,auto -y null,ogg -g 0x0 -b "$abitrate" -m _tmp.ogg &&
+
+exec mkvmerge -o output.mkv -A _tmp.mkv _tmp.ogg