diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/dv2webm | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/tools/dv2webm b/tools/dv2webm new file mode 100644 index 0000000..62120d7 --- /dev/null +++ b/tools/dv2webm @@ -0,0 +1,43 @@ +#!/bin/bash +# +# From +# http://grep.be/blog//en/computer/play/Multi-pass_transcoding_to_WebM_with_normalisation/, +# rewritten to work with gstreamer 1.0 +# apt-get install gstreamer1.0-tools gstreamer1.0-plugins-good + +set -e + +if type gst-launch-0.10 > /dev/null 2>&1 ; then + glaunch=gst-launch-0.10 + vtransform=ffmpegcolorspace +elif type gst-launch-1.0 > /dev/null 2>&1 ; then + glaunch=gst-launch-1.0 + vtransform=videoconvert +else + echo "error: unable to find compatible gst-launch binary" + exit 1 +fi + +newfile=$(basename $1 .dv).webm +wavfile=$(basename $1 .dv).wav +wavfile=$(readlink -f $wavfile) +normalfile=$(basename $1 .dv)-normal.wav +normalfile=$(readlink -f $normalfile) +oldfile=$(readlink -f $1) + +echo -e "\033]0;Pass 1: $newfile\007" +$glaunch webmmux name=mux ! fakesink \ + uridecodebin uri=file://$oldfile name=demux \ + demux. ! $vtransform ! deinterlace ! vp8enc multipass-cache-file=/tmp/vp8-multipass multipass-mode=1 threads=2 ! queue ! mux.video_0 \ + demux. ! progressreport ! audioconvert ! audiorate ! tee name=t ! queue ! vorbisenc ! queue ! mux.audio_0 \ + t. ! queue ! wavenc ! filesink location=$wavfile +echo -e "\033]0;Audio normalize: $newfile\007" +sox --norm $wavfile $normalfile +echo -e "\033]0;Pass 2: $newfile\007" +$glaunch webmmux name=mux ! filesink location=$newfile \ + uridecodebin uri=file://$oldfile name=video \ + uridecodebin uri=file://$normalfile name=audio \ + video. ! $vtransform ! deinterlace ! vp8enc multipass-cache-file=/tmp/vp8-multipass multipass-mode=2 threads=2 ! queue ! mux.video_0 \ + audio. ! progressreport ! audioconvert ! audiorate ! vorbisenc ! queue ! mux.audio_0 + +rm $wavfile $normalfile |