1 /*
   2  * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package com.sun.media.sound;
  26 
  27 import java.util.ArrayList;
  28 import java.util.HashMap;
  29 import java.util.List;
  30 import java.util.Map;
  31 
  32 /**
  33  * Soundfont general region.
  34  *
  35  * @author Karl Helgason
  36  */
  37 public class SF2Region {
  38 
  39     public static final int GENERATOR_STARTADDRSOFFSET = 0;
  40     public static final int GENERATOR_ENDADDRSOFFSET = 1;
  41     public static final int GENERATOR_STARTLOOPADDRSOFFSET = 2;
  42     public static final int GENERATOR_ENDLOOPADDRSOFFSET = 3;
  43     public static final int GENERATOR_STARTADDRSCOARSEOFFSET = 4;
  44     public static final int GENERATOR_MODLFOTOPITCH = 5;
  45     public static final int GENERATOR_VIBLFOTOPITCH = 6;
  46     public static final int GENERATOR_MODENVTOPITCH = 7;
  47     public static final int GENERATOR_INITIALFILTERFC = 8;
  48     public static final int GENERATOR_INITIALFILTERQ = 9;
  49     public static final int GENERATOR_MODLFOTOFILTERFC = 10;
  50     public static final int GENERATOR_MODENVTOFILTERFC = 11;
  51     public static final int GENERATOR_ENDADDRSCOARSEOFFSET = 12;
  52     public static final int GENERATOR_MODLFOTOVOLUME = 13;
  53     public static final int GENERATOR_UNUSED1 = 14;
  54     public static final int GENERATOR_CHORUSEFFECTSSEND = 15;
  55     public static final int GENERATOR_REVERBEFFECTSSEND = 16;
  56     public static final int GENERATOR_PAN = 17;
  57     public static final int GENERATOR_UNUSED2 = 18;
  58     public static final int GENERATOR_UNUSED3 = 19;
  59     public static final int GENERATOR_UNUSED4 = 20;
  60     public static final int GENERATOR_DELAYMODLFO = 21;
  61     public static final int GENERATOR_FREQMODLFO = 22;
  62     public static final int GENERATOR_DELAYVIBLFO = 23;
  63     public static final int GENERATOR_FREQVIBLFO = 24;
  64     public static final int GENERATOR_DELAYMODENV = 25;
  65     public static final int GENERATOR_ATTACKMODENV = 26;
  66     public static final int GENERATOR_HOLDMODENV = 27;
  67     public static final int GENERATOR_DECAYMODENV = 28;
  68     public static final int GENERATOR_SUSTAINMODENV = 29;
  69     public static final int GENERATOR_RELEASEMODENV = 30;
  70     public static final int GENERATOR_KEYNUMTOMODENVHOLD = 31;
  71     public static final int GENERATOR_KEYNUMTOMODENVDECAY = 32;
  72     public static final int GENERATOR_DELAYVOLENV = 33;
  73     public static final int GENERATOR_ATTACKVOLENV = 34;
  74     public static final int GENERATOR_HOLDVOLENV = 35;
  75     public static final int GENERATOR_DECAYVOLENV = 36;
  76     public static final int GENERATOR_SUSTAINVOLENV = 37;
  77     public static final int GENERATOR_RELEASEVOLENV = 38;
  78     public static final int GENERATOR_KEYNUMTOVOLENVHOLD = 39;
  79     public static final int GENERATOR_KEYNUMTOVOLENVDECAY = 40;
  80     public static final int GENERATOR_INSTRUMENT = 41;
  81     public static final int GENERATOR_RESERVED1 = 42;
  82     public static final int GENERATOR_KEYRANGE = 43;
  83     public static final int GENERATOR_VELRANGE = 44;
  84     public static final int GENERATOR_STARTLOOPADDRSCOARSEOFFSET = 45;
  85     public static final int GENERATOR_KEYNUM = 46;
  86     public static final int GENERATOR_VELOCITY = 47;
  87     public static final int GENERATOR_INITIALATTENUATION = 48;
  88     public static final int GENERATOR_RESERVED2 = 49;
  89     public static final int GENERATOR_ENDLOOPADDRSCOARSEOFFSET = 50;
  90     public static final int GENERATOR_COARSETUNE = 51;
  91     public static final int GENERATOR_FINETUNE = 52;
  92     public static final int GENERATOR_SAMPLEID = 53;
  93     public static final int GENERATOR_SAMPLEMODES = 54;
  94     public static final int GENERATOR_RESERVED3 = 55;
  95     public static final int GENERATOR_SCALETUNING = 56;
  96     public static final int GENERATOR_EXCLUSIVECLASS = 57;
  97     public static final int GENERATOR_OVERRIDINGROOTKEY = 58;
  98     public static final int GENERATOR_UNUSED5 = 59;
  99     public static final int GENERATOR_ENDOPR = 60;
 100     protected Map<Integer, Short> generators = new HashMap<Integer, Short>();
 101     protected List<SF2Modulator> modulators = new ArrayList<SF2Modulator>();
 102 
 103     public Map<Integer, Short> getGenerators() {
 104         return generators;
 105     }
 106 
 107     public boolean contains(int generator) {
 108         return generators.containsKey(generator);
 109     }
 110 
 111     public static short getDefaultValue(int generator) {
 112         if (generator == 8) return (short)13500;
 113         if (generator == 21) return (short)-12000;
 114         if (generator == 23) return (short)-12000;
 115         if (generator == 25) return (short)-12000;
 116         if (generator == 26) return (short)-12000;
 117         if (generator == 27) return (short)-12000;
 118         if (generator == 28) return (short)-12000;
 119         if (generator == 30) return (short)-12000;
 120         if (generator == 33) return (short)-12000;
 121         if (generator == 34) return (short)-12000;
 122         if (generator == 35) return (short)-12000;
 123         if (generator == 36) return (short)-12000;
 124         if (generator == 38) return (short)-12000;
 125         if (generator == 43) return (short)0x7F00;
 126         if (generator == 44) return (short)0x7F00;
 127         if (generator == 46) return (short)-1;
 128         if (generator == 47) return (short)-1;
 129         if (generator == 56) return (short)100;
 130         if (generator == 58) return (short)-1;
 131         return 0;
 132     }
 133 
 134     public short getShort(int generator) {
 135         if (!contains(generator))
 136             return getDefaultValue(generator);
 137         return generators.get(generator);
 138     }
 139 
 140     public void putShort(int generator, short value) {
 141         generators.put(generator, value);
 142     }
 143 
 144     public byte[] getBytes(int generator) {
 145         int val = getInteger(generator);
 146         byte[] bytes = new byte[2];
 147         bytes[0] = (byte) (0xFF & val);
 148         bytes[1] = (byte) ((0xFF00 & val) >> 8);
 149         return bytes;
 150     }
 151 
 152     public void putBytes(int generator, byte[] bytes) {
 153         generators.put(generator, (short) (bytes[0] + (bytes[1] << 8)));
 154     }
 155 
 156     public int getInteger(int generator) {
 157         return 0xFFFF & getShort(generator);
 158     }
 159 
 160     public void putInteger(int generator, int value) {
 161         generators.put(generator, (short) value);
 162     }
 163 
 164     public List<SF2Modulator> getModulators() {
 165         return modulators;
 166     }
 167 }