From 7039a05147b8bbfc829babea1c65bd436450b505 Mon Sep 17 00:00:00 2001 From: Björn Stenberg Date: Mon, 8 Jan 2007 23:53:00 +0000 Subject: Splitting out songdbj git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11953 a1c6a512-1295-4272-9138-f99709370657 --- songdbj/org/tritonus/file/WaveTool.java | 115 -------------------------------- 1 file changed, 115 deletions(-) delete mode 100644 songdbj/org/tritonus/file/WaveTool.java (limited to 'songdbj/org/tritonus/file/WaveTool.java') diff --git a/songdbj/org/tritonus/file/WaveTool.java b/songdbj/org/tritonus/file/WaveTool.java deleted file mode 100644 index 3487557088..0000000000 --- a/songdbj/org/tritonus/file/WaveTool.java +++ /dev/null @@ -1,115 +0,0 @@ -/* - * WaveTool.java - * - * This file is part of Tritonus: http://www.tritonus.org/ - */ - -/* - * Copyright (c) 2000 by Florian Bomers - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Library General Public License as published - * by the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * 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. See the - * GNU Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -/* -|<--- this code is formatted to fit into 80 columns --->| -*/ - -package org.tritonus.sampled.file; - -import javax.sound.sampled.AudioSystem; -import javax.sound.sampled.AudioFormat; -import javax.sound.sampled.AudioFileFormat; - - -/** - * Common constants and methods for handling wave files. - * - * @author Florian Bomers - */ - -public class WaveTool { - - public static final int WAVE_RIFF_MAGIC = 0x52494646; // "RIFF" - public static final int WAVE_WAVE_MAGIC = 0x57415645; // "WAVE" - public static final int WAVE_FMT_MAGIC = 0x666D7420; // "fmt " - public static final int WAVE_DATA_MAGIC = 0x64617461; // "DATA" - public static final int WAVE_FACT_MAGIC = 0x66616374; // "fact" - - public static final short WAVE_FORMAT_UNSPECIFIED = 0; - public static final short WAVE_FORMAT_PCM = 1; - public static final short WAVE_FORMAT_MS_ADPCM = 2; - public static final short WAVE_FORMAT_ALAW = 6; - public static final short WAVE_FORMAT_ULAW = 7; - public static final short WAVE_FORMAT_IMA_ADPCM = 17; // same as DVI_ADPCM - public static final short WAVE_FORMAT_G723_ADPCM = 20; - public static final short WAVE_FORMAT_GSM610 = 49; - public static final short WAVE_FORMAT_G721_ADPCM = 64; - public static final short WAVE_FORMAT_MPEG = 80; - - public static final int MIN_FMT_CHUNK_LENGTH=14; - public static final int MIN_DATA_OFFSET=12+8+MIN_FMT_CHUNK_LENGTH+8; - public static final int MIN_FACT_CHUNK_LENGTH = 4; - - // we always write the sample size in bits and the length of extra bytes. - // There are programs (CoolEdit) that rely on the - // additional entry for sample size in bits. - public static final int FMT_CHUNK_SIZE=18; - public static final int RIFF_CONTAINER_CHUNK_SIZE=12; - public static final int CHUNK_HEADER_SIZE=8; - public static final int DATA_OFFSET=RIFF_CONTAINER_CHUNK_SIZE - +CHUNK_HEADER_SIZE+FMT_CHUNK_SIZE+CHUNK_HEADER_SIZE; - - public static AudioFormat.Encoding GSM0610 = new AudioFormat.Encoding("GSM0610"); - public static AudioFormat.Encoding IMA_ADPCM = new AudioFormat.Encoding("IMA_ADPCM"); - - public static short getFormatCode(AudioFormat format) { - AudioFormat.Encoding encoding = format.getEncoding(); - int nSampleSize = format.getSampleSizeInBits(); - boolean littleEndian = !format.isBigEndian(); - boolean frameSizeOK=format.getFrameSize()==AudioSystem.NOT_SPECIFIED - || format.getChannels()!=AudioSystem.NOT_SPECIFIED - || format.getFrameSize()==nSampleSize/8*format.getChannels(); - - if (nSampleSize==8 && frameSizeOK - && (encoding.equals(AudioFormat.Encoding.PCM_SIGNED) - || encoding.equals(AudioFormat.Encoding.PCM_UNSIGNED))) { - return WAVE_FORMAT_PCM; - } else if (nSampleSize>8 && frameSizeOK && littleEndian - && encoding.equals(AudioFormat.Encoding.PCM_SIGNED)) { - return WAVE_FORMAT_PCM; - } else if (encoding.equals(AudioFormat.Encoding.ULAW) - && (nSampleSize==AudioSystem.NOT_SPECIFIED || nSampleSize == 8) - && frameSizeOK) { - return WAVE_FORMAT_ULAW; - } else if (encoding.equals(AudioFormat.Encoding.ALAW) - && (nSampleSize==AudioSystem.NOT_SPECIFIED || nSampleSize == 8) - && frameSizeOK) { - return WAVE_FORMAT_ALAW; - } else if (encoding.equals(new AudioFormat.Encoding("IMA_ADPCM")) - && nSampleSize == 4) - { - return WAVE_FORMAT_IMA_ADPCM; - } - else if (encoding.equals(GSM0610)) { - return WAVE_FORMAT_GSM610; - } - return WAVE_FORMAT_UNSPECIFIED; - } - -} - -/*** WaveTool.java ***/ -- cgit v1.2.3