ABX<->WAV converter; ABX code modularized, ABX encoder added, direct WAV file io

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@3596 8092fc87-c524-0410-9efc-e669fe64eaf9

tools/abx/abx2wav.sh

@@ -1,26 +1,23 @@
 #!/bin/sh
-ABX2RAW="./abx2raw"
-SOX="sox"
+ABX2WAV="./abx2wav"
 
 echo "Converting all abx files in the current directory to wav files."
-echo "This script looks for abx2raw in the current dir. If it's somewhere"
-echo "else, edit it to point the variable ABX2RAW to the correct location."
-echo "The same goes for sox, which is expected somewhere in the path."
+echo "This script looks for abx2wav in the current dir. If it's somewhere"
+echo "else, edit it to point the variable ABX2WAV to the correct location."
 echo "It's just supposed to work once on a specific set of files, and hence"
 echo "is pretty fragile."
-echo "It is assumed that all abx files have a sample rate of 11025."
-echo "If this is not the case, files won't be converted correctly."
-echo "The sample rate is reported, so you can see if it goes wrong."
-echo "It's also possible that the sample rate changes within one .abx file."
-
+echo "It's possible that the sample rate changes within one .abx file, and"
+echo "if so a warning will be printed"
 echo "Press ENTER when ready."
 read
 
-for FILE in *.abx; do
+for FILE in `find . -type f -name "*.[aA][bB][xX]"`; do
 	echo "File $FILE"
+	# This is lame and does not handle "Abx", but I
+	# do not want to mess with it too much
 	BASE="${FILE%%.abx}"
-	"$ABX2RAW" "$FILE" "${BASE}.raw"
-	"$SOX" -c 1 -r 11025 -b -s "${BASE}.raw" "${BASE}.wav"
+	BASE="${BASE%%.ABX}"
+	"$ABX2WAV" "$FILE" "${BASE}.wav"
 	echo
 done