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#!/bin/sh

##################################################
# MP3OGG v2.0.6 ##
# convert mp3 files to ogg vorbis ##
# requires mpg123, mp3info & oggenc ##
# (c) 2003,2004 Loran Hughes, loran@oldcrank.com ##
# Permission is granted to freely distribute ##
# as long as this copyright notice is attached. ##
# ##
# This program is free software; you can ##
# redistribute it and/or modify it under the ##
# terms of the GNU General Public License as ##
# published by the Free Software Foundation. ##
# ##
# This program is distributed in the hope that ##
# it will be useful, but WITHOUT ANY WARRANTY; ##
# without even the implied warranty of ##
# MERCHANTABILITY or FITNESS FOR A PARTICULAR ##
# PURPOSE. ##
###################################################
##################################################

# v2.0.6, 6/25/2004
# - Added "-s" and "-d" parameters
# - (modified by Trey Hunner)
# - fixed Mp3 and mP3 case problem

# v2.0.5, 4/11/2004
# - Added default bitrate input when mp3info not found

# v2.0.4, 4/10/2004
# - Fixed bug in upper case file type detection
# - Added convert at median bitrate of original mp3
# - General code clean up

# v2.0.3, 4/08/2004
# - Fixed no parameter "filename with spaces" bug

# v2.0.2, 3/27/2004
# - Fixed crash in no parameter conversions
# - Added check for upper case file type

# COMMAND LINE USAGE: mp3ogg file1.mp3 file2.mp3 "filename with spaces.mp3" ...
# INVOKING MP3OGG WITHOUT PARAMETERS WILL CONVERT
# ALL MP3 FILES IN THE CURRENT DIRECTORY

##### DEFINE FUNCTIONS

### HELP FUNCTION

help ()
{

ext=`echo "$file" | sed s/.*\.[Mm][Pp]3$/mp3/`

if [[ "$ext" == mp3 ]] ; then

echo ""

else

echo ""
echo "mp3ogg v 2.0.6 mp3 to ogg conversion script"
echo "mp3ogg can be used in two ways, to convert one file and to convert"
echo "whole directories of files at once."
echo "Usage: mp3ogg [ file1.mp3 file2.mp3 \"filename with spaces.mp3\" ... ]"
echo "Usage: mp3ogg -s -d"
echo "Invoking mp3ogg with the -s parameter will supress error messages"
echo "in screen output. The -d parameter will delete all original versions"
echo "of mp3 files without prompting first."
echo ""
exit 0
fi
}

### DELETION QUERY FUNCTION

delete_query ()
{
echo ""
echo "mp3ogg v 2.0.6 mp3 to ogg conversion script"

if [ "$p1" = "-d" ] || [ "$p2" = "-d" ] ; then
mp3del=y
else
echo -n "Delete original mp3 files after ogg conversion? [y/N]:"
read mp3del
mp3del=${mp3del:0:1}
mp3del=`echo "$mp3del" | sed s/\\Y/y/`
fi
}

### DEFAULT BITRATE IF NO MP3INFO FUNCTION

detect_mp3info ()
{
if [ "$(type -t mp3info)" = file ] ; then
echo ""

else
echo ""
echo -n "Convert files at what bitrate? [32-192, default = 128]:"
read bitrate
bitrate=${bitrate:0:3}

if [[ "$bitrate" = "" ]] ; then

bitrate=128
echo "Conversion bitrate set to 128"
echo ""

else

if [[ "$bitrate" < 32 ]] || [[ "$bitrate" > 192 ]] ; then

echo "Bitrate out of range. Setting to 128"
echo ""
bitrate=128

fi

fi

fi
}

### SUPRESSION PARAMETER CHECKING FUNCTION

detect_supress()
{
if [ "$p1" = "-s" ] || [ "$p2" = "-s" ] ; then

supress="y"

fi
}

### MP3 TO OGG CONVERSION FUNCTION

convert ()
{
# MAKE SURE FILE IS AN MP3
ext=`echo "$file" | sed s/.*\.[Mm][Pp]3$/mp3/`

if [[ "$ext" == mp3 ]] ; then

# FILE IS AN MP3, NOW TEST IF MP3INFO EXISTS

if [ "$(type -t mp3info)" = file ] ; then

# MP3INFO EXISTS... GET BITRATE & ID3 INFO
if [ "$supress" = "y" ] ; then
bitrate=`mp3info -rm -p %r "$file" 2> /dev/null`
title=`mp3info -p %t "$file" 2> /dev/null`
artist=`mp3info -p %a "$file" 2> /dev/null`
album=`mp3info -p %l "$file" 2> /dev/null`
genre=`mp3info -p %g "$file" 2> /dev/null`
else
bitrate=`mp3info -rm -p %r "$file"`
title=`mp3info -p %t "$file"`
artist=`mp3info -p %a "$file"`
album=`mp3info -p %l "$file"`
genre=`mp3info -p %g "$file"`
fi
# CONVERT MP3 TO OGG FORMAT WITH ID3 INFO

if [ "$supress" = "y" ] ; then
wavfile=`echo "$file" | sed s/\\.[Mm][Pp]3/.wav/ 2> /dev/null`
else
wavfile=`echo "$file" | sed s/\\.[Mm][Pp]3/.wav/`
fi
echo ""
echo "** Converting \""$file"\" at median bitrate" $bitrate
echo ""
mpg123 -q -w "$wavfile" "$file"
if [ "$supress" = "y" ] ; then
oggfile=`echo "$wavfile" | sed s/\\.wav/.ogg/ 2> /dev/null`
else
oggfile=`echo "$wavfile" | sed s/\\.wav/.ogg/`
fi
if [ "$supress" = "y" ] ; then
oggenc "$wavfile" -o "$oggfile" -b $bitrate -t "$title" -a "$artist" -l "$album" -G "$genre" 2> /dev/null
else
oggenc "$wavfile" -o "$oggfile" -b $bitrate -t "$title" -a "$artist" -l "$album" -G "$genre"
fi

else

# MP3INFO NOT INSTALLED - CONVERT MP3 TO OGG FORMAT WITHOUT ID3 INFO

if [ "$supress" = "y" ] ; then
wavfile=`echo "$file" | sed s/\\.[Mm][Pp]3/.wav/ 2> /dev/null`
else
wavfile=`echo "$file" | sed s/\\.[Mm][Pp]3/.wav/`
fi
echo ""
echo "** Converting \""$file"\" at bitrate" $bitrate
echo ""
mpg123 -q -w "$wavfile" "$file"
if [ "$supress" = "y" ] ; then
oggfile=`echo "$wavfile" | sed s/\\.wav/.ogg/ 2> /dev/null`
else
oggfile=`echo "$wavfile" | sed s/\\.wav/.ogg/`
fi
if [ "$supress" = "y" ] ; then
oggenc "$wavfile" -o "$oggfile" -b $bitrate 2> /dev/null
else
oggenc "$wavfile" -o "$oggfile" -b $bitrate
fi

fi

# CLEAN UP TEMP FILES AND OPTIONALLY DELETE ORIGINAL MP3

if [ "$mp3del" = "y" ] ; then
rm -f "$file" "$wavfile"
else
rm -f "$wavfile"
fi
fi
}

##### END FUNCTIONS

##### BEGIN MAIN SCRIPT

# TEST FOR COMMAND LINE PARAMETERS

if [ "$1" ] && [ "$1" != "-d" ] && [ "$1" != "-s" ] ; then

for file in "$@" ; do
help
done

delete_query
detect_mp3info

for file in "$@" ; do
convert
done
exit 0
fi

# NO COMMAND LINE PARAMETERS (BESIDES "-s" or "-d")
# CONVERT ENTIRE DIRECTORY

p1=$1
p2=$2

delete_query
detect_mp3info
detect_supress

for file in * ; do
convert
done
exit 0

geek ★★★
() 

Т.е. другим путем как mp3->wav->ogg никак не получится?
На самом деле хотелось именно пропустить конвертирование в wav.

SandySandy ★
() автор топика
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