Initial commit.

bin/video2ogg

@@ -0,0 +1,61 @@
+#!/bin/bash
+#
+# EDWARDS RESEARCH
+# www.edwards-research.com
+#
+# This converts the audio from .mp4 files that include video (e.g. youtube.com streams) to
+# .mp3 files.
+#
+ 
+ 
+# If file exists, set $FILE
+#   I know this is a sloppy way to handle command line arguments -- I'm ok with that.  (I
+#   was going to provide for options, blah blah...)
+if [[ -e ${1} ]] ; then
+    FILE=${1}
+fi
+ 
+ 
+# Ensure input file exits
+if [[ -z $FILE ]] ; then
+    echo "File not found -- exiting."
+    exit
+fi
+ 
+# Extract Filename
+base=$(basename "${FILE}" .mp4)
+ 
+ 
+ 
+# Dump audio from .mp4 to .wav with mplayer
+#   So, it looks as if it doesn't make a difference in terms of the output (at least from
+#   my small test group) whether you pick pcm:waveheader or pcm:fast. pcm:waveheader takes
+#   more than twice as long to convert but pcm:fast complains.  I'm going to leave it at
+#   waveheader because I'm not in a rush and I'd rather not have the warnings.  Feel free
+#   to change this to pcm:fast and experiment.
+#       -ao pcm:waveheader -> 59 seconds, 4625553 byte .mp3
+#       -ao pcm:fast       -> 22 seconds, 4625553 byte .mp3
+#
+mplayer  -vc null -vo null -nocorrect-pts -ao pcm:fast "${FILE}"
+#
+#    mplayer -vc null -vo null -nocorrect-pts -ao pcm:waveheader "${FILE}"
+RV=$?
+if [[ $RV != 0 ]] ; then
+    echo "mplayer completed unsuccessfully -- exiting."
+    exit
+fi
+ 
+ 
+# Convert .wav to .ogg
+oggenc -q 5 -o "${base}.ogg" audiodump.wav
+#lame -h -b 192 audiodump.wav "${base}.mp3" ${VERB}
+RV=$?
+if [[ $RV != 0 ]] ; then
+    echo "oggenc completed unsuccessfully -- exiting."
+    exit
+fi
+ 
+# Cleanup Temporary File
+rm audiodump.wav
+ 
+echo "Conversion complete."