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0
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1 /*
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2 * midiutil.c - Auxiliary MIDI functionality. Requires Steevs MIDI Library
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3 * (midiinfo.h) for enumerations used in name mapping.
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4 * Version 1.4
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5 *
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6 * AUTHOR: Steven Goodwin (StevenGoodwin@gmail.com)
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7 * Copyright 2010, Steven Goodwin.
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8 *
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9 * This program is free software; you can redistribute it and/or
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10 * modify it under the terms of the GNU General Public License as
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11 * published by the Free Software Foundation; either version 2 of
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12 * the License,or (at your option) any later version.
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13 *
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14 * This program is distributed in the hope that it will be useful,
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15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 * GNU General Public License for more details.
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18 *
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19 * You should have received a copy of the GNU General Public License
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20 * along with this program; if not, write to the Free Software
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21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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22 */
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23
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24 #include <stdio.h>
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25 #include <stdlib.h>
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26 #include <string.h>
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27 #include <ctype.h>
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28 #include "midifile.h"
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29 #include "midiutil.h"
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30
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31 /*
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32 ** Data Tables
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33 */
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34 static const char *szPatchList[128] = {
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35 /*Pianos*/
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36 "Acoustic Grand Piano",
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37 "Bright Acoustic Piano",
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38 "Electric Grand Piano",
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39 "Honky-tonk Piano",
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40 "Electric Piano 1",
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41 "Electric Piano 2",
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42 "Harpsichord",
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43 "Clavinet",
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44 /*Chromatic Percussion*/
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45 "Celesta",
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46 "Glockenspiel",
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47 "Music Box",
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48 "Vibraphone",
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49 "Marimba",
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50 "Xylophone",
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51 "Tubular Bells",
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52 "Dulcimer",
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53 /*Organs*/
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54 "Draw Organ",
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55 "Percussive Organ",
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56 "Rock Organ",
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57 "Church Organ",
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58 "Reed Organ",
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59 "Accordian",
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60 "Harmonica",
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61 "Tango Accordian",
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62 /*Guitars*/
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63 "Acoustic Guitar (nylon)",
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64 "Acoustic Guitar (steel)",
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65 "Electric Guitar (jazz)",
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66 "Electric Guitar (clean)",
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67 "Electric Guitar (muted)",
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68 "Overdriven Guitar",
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69 "Distortion Guitar",
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70 "Guitar harmonics",
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71 /*Basses*/
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72 "Acoustic bass",
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73 "Electric Bass (finger)",
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74 "Electric Bass (picked)",
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75 "Fretless Bass",
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76 "Slap Bass 1",
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77 "Slap Bass 2",
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78 "Synth bass 1",
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79 "Synth bass 2",
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80 /*Strings*/
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81 "Violin",
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82 "Viola",
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83 "Cello",
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84 "Contrabass",
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85 "Tremolo strings",
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86 "Pizzicato strings",
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87 "Orchestral harp",
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88 "Timpani",
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89 /*Ensembles*/
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90 "String ensemble 1",
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91 "String ensemble 2",
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92 "Synth strings 1",
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93 "Synth strings 2",
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94 "Choir Ahhs",
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95 "Voice oohs",
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96 "Synth voice",
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97 "Orchestra hit",
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98 /*Brass*/
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99 "Trumpet",
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100 "Trombone",
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101 "Tuba",
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102 "Muted trumpet",
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103 "French horn",
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104 "Brass section",
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105 "Synth brass 1",
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106 "Synth brass 2",
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107 /*Reeds*/
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108 "Soprano sax",
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109 "Alto sax",
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110 "Tenor sax",
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111 "Baritone sax",
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112 "Oboe",
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113 "English horn",
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114 "Bassoon",
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115 "Clarinet",
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116 /*Pipes*/
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117 "Picclo",
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118 "Flute",
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119 "Recorder",
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120 "Pan Flute",
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121 "Bottle Blow",
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122 "Shakuhachi",
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123 "Whistle",
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124 "Ocarina",
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125 /*Synth Lead*/
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126 "Lead 5 (Square)",
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127 "Lead 5 (Sawtooth)",
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128 "Lead 5 (Calliope)",
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129 "Lead 5 (Chiff)",
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130 "Lead 5 (Charang)",
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131 "Lead 5 (Voice)",
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132 "Lead 5 (Fifths)",
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133 "Lead 5 (Bass+lead)",
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134 /*Synth Pads*/
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135 "Pad 1 (New age)",
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136 "Pad 2 (Warm)",
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137 "Pad 3 (Polysynth)",
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138 "Pad 4 (Choir)",
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139 "Pad 5 (Bowed)",
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140 "Pad 6 (Metallic)",
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141 "Pad 7 (Halo)",
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142 "Pad 8 (Sweep)",
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143 /*Synth FX*/
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144 "FX 1 (Rain)",
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145 "FX 2 (Soundtrack)",
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146 "FX 3 (Crystal)",
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147 "FX 4 (Atmosphere)",
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148 "FX 5 (Brightness)",
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149 "FX 6 (Goblins)",
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150 "FX 7 (Echoes)",
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151 "FX 8 (Sci-fi)",
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152 /*Ethnic*/
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153 "Sitar",
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154 "Banjo",
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155 "Shamisen",
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156 "Koto",
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157 "Kalimba",
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158 "Bagpipe",
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159 "Fiddle",
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160 "Shanai",
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161 /*Percussive*/
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162 "Tinkle bell",
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163 "Agogo",
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164 "Steel drums",
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165 "Woodblock",
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166 "Taiko drum",
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167 "Melodic tom",
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168 "Synth drum",
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169 "Reverse cymbal",
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170 /*FX*/
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171 "Guitar fret noise",
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172 "Breath noise",
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173 "Seashore",
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174 "Bird tweet",
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175 "Telephone ring",
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176 "Helicopter",
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177 "Applause",
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178 "Gunshot",
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179 };
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180
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181 static const char *szGMDrums[128]={
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182 "???", /* C0 */
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183 "???",
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184 "???",
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185 "???",
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186 "???",
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187 "???",
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188 "???",
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189 "???",
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190 "???",
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191 "???",
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192 "???",
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193 "???",
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194 "???", /* C1 */
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195 "???",
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196 "???",
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197 "???",
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198 "???",
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199 "???",
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200 "???",
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201 "???",
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202 "???",
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203 "???",
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204 "???",
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205 "???",
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206 "???", /* C2 */
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207 "???",
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208 "???",
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209 "High Q",
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210 "Slap",
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211 "???",
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212 "???",
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213 "Sticks",
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214 "Square click",
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215 "???",
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216 "???",
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217 "Acoustic Kick Drum",
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218 "Electric Kick Drum", /* C3=36 */
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219 "Side Stick",
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220 "Acoustic Snare Drum",
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221 "Hand Clap",
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222 "Electric Snare Drum ", /*(crisp, electronic)", */
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223 "Low Floor Tom",
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224 "Closed Hi Hat",
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225 "High Floor Tom",
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226 "Opening Hi Hat", /* pedal hh */
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227 "Low Tom",
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228 "Open Hi Hat",
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229 "Low Mid Tom",
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230 "High Mid Tom", /* c4 */
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231 "Crash Cymbal 1",
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232 "High Tom",
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233 "Ride Cymbal 1",
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234 "Chinese Boom",
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235 "Ride Bell",
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236 "Tamborine",
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237 "Splash cymbal",
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238 "Cowbell",
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239 "Crash Cymbal (2)",
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240 "Vibra Slap",
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241 "Ride Cymbal (2)",
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242 "Hi bongo", /* c5 */
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243 "Lo bongo",
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244 "Mute High Conga",
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245 "Open High Conga",
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246 "Low Conga",
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247 "High Timbale",
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248 "Low Timbale",
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249 "High Agogo",
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250 "Low Agogo",
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251 "Cabasa",
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252 "Maracas",
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253 "Short Hi Whistle",
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254 "Long Low Whistle", /*c6 */
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255 "Short Guiro",
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256 "Long Guiro",
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257 "Claves",
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258 "High Woodblock",
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259 "Low Woodblock",
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260 "Mute Cuica",
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261 "Open Cuica",
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262 "Mute Triangle",
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263 "Open Triangle",
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264 "Shaker",
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265 "Jingle Bell",
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266 "Tring", /* C7 */
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267 "Castinets",
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268 "Mute Sudro",
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269 "Open Sudro",
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270 };
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271
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272 static const char *szCCList[] = {
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273 "Bank Select",
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274 "Modulation",
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275 "Breath Control",
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276 "Undefined 3",
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277 "Foot",
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278 "Portamento Time",
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279 "Date Entry",
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280 "Volume ",
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281 "Balance",
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282 "Undefined 9",
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283 "Pan",
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284 "Expression",
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285 "Effort Control 1",
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286 "Effort Control 2",
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287 "Undefined 14",
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288 "Undefined 15",
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289 "General Purpose 1",
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290 "General Purpose 2",
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291 "General Purpose 3",
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292 "General Purpose 4",
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293 /* 20-31 are undefined */
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294 "Undefined 20",
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295 "Undefined 21",
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296 "Undefined 22",
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297 "Undefined 23",
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298 "Undefined 24",
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299 "Undefined 25",
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300 "Undefined 26",
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301 "Undefined 27",
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302 "Undefined 28",
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303 "Undefined 29",
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304 "Undefined 30",
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305 "Undefined 31",
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306 /* LSB for control changes 0-31 32-63 */
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307 "lsb-32", "lsb-33", "lsb-34", "lsb-35", "lsb-36", "lsb-37", "lsb-38",
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308 "lsb-39", "lsb-40", "lsb-41", "lsb-42", "lsb-43", "lsb-44", "lsb-45",
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309 "lsb-46", "lsb-47", "lsb-48", "lsb-49", "lsb-50", "lsb-51", "lsb-52",
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310 "lsb-53", "lsb-54", "lsb-55", "lsb-56", "lsb-57", "lsb-58", "lsb-59",
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311 "lsb-60", "lsb-61", "lsb-62", "lsb-63",
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312
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313 "Sustain Pedal",
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314 "Portamento",
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315 "Pedal Sustenuto",
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316 "Pedal Soft",
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317 "Legato Foot Switch",
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318 "Hold 2",
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319 "Sound Variation",
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320 "Harm Content",
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321 "Release Time",
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322 "Attack Time",
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323 "Brightness",
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324 "Reverb",
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325 "Delay",
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326 "Pitch Transpose",
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327 "Flange",
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328 "Special FX",
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329 "General Purpose 5",
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330 "General Purpose 6",
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331 "General Purpose 7",
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332 "General Purpose 8",
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333 "Portamento Control",
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334 /* 85-90 are undefined */
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335 "Undefined 85",
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336 "Undefined 86",
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337 "Undefined 87",
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338 "Undefined 88",
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339 "Undefined 89",
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340 "Undefined 90",
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341 "FX Depth",
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342 "Tremelo Depth",
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343 "Chorus Depth",
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344 "Celesta Depth",
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345 "Phaser Depth",
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346 "Data Inc",
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347 "Data Dec",
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348 "Non Reg Param LSB",
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349 "Non Ref Param MSB",
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350 "Reg Param LSB",
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351 "Reg Param MSB",
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352 /* 102-119 are undefined */
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353 "Undefined 102",
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354 "Undefined 103",
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355 "Undefined 104",
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356 "Undefined 105",
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357 "Undefined 106",
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358 "Undefined 107",
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359 "Undefined 108",
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360 "Undefined 109",
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361 "Undefined 110",
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362 "Undefined 111",
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363 "Undefined 112",
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364 "Undefined 113",
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365 "Undefined 114",
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366 "Undefined 115",
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367 "Undefined 116",
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368 "Undefined 117",
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369 "Undefined 118",
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370 "Undefined 119",
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371 "All Sound Off",
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372 "Reset All Controllers",
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373 "Local Control",
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374 "All Notes Off",
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375 "Omni Mode Off",
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376 "Omni Mode On",
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377 "Mono Mode On",
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378 "Poly Mode On",
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379 };
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380
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381 static const char *szNoteName[] = {
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382 "C ",
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383 "Db",
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384 "D ",
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385 "Eb",
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386 "E ",
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387 "F ",
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388 "Gb",
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389 "G ",
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390 "Ab",
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391 "A ",
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392 "Bb",
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393 "B ",
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394 };
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395
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396 static float fFreqlist[] = {
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397 261.63f,
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398 277.18f,
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399 293.66f,
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400 311.13f,
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401 329.63f,
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402 349.23f,
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403 369.99f,
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404 392.00f,
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405 415.30f,
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406 440.00f,
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407 466.16f,
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408 493.88f,
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409 };
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410
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411 /*
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412 ** Name resolving functions
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413 */
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414 BOOL muGetInstrumentName(char *pName, int iInstr)
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415 {
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416 if (iInstr < 0 || iInstr > 127)
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417 return FALSE;
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418 strcpy(pName, szPatchList[iInstr]);
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419 return TRUE;
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420 }
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421
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422 BOOL muGetDrumName(char *pName, int iInstr)
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423 {
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424 if (iInstr < 0 || iInstr > 127)
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425 return FALSE;
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426 strcpy(pName, szGMDrums[iInstr]);
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427 return TRUE;
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428 }
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429
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430 BOOL muGetMIDIMsgName(char *pName, tMIDI_MSG iMsg)
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431 {
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432 switch(iMsg)
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433 {
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434 case msgNoteOff:
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435 strcpy(pName, "Note off");
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436 break;
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437
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438 case msgNoteOn:
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439 strcpy(pName, "Note on");
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440 break;
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441
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442 case msgNoteKeyPressure:
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443 strcpy(pName, "Note key pressure");
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444 break;
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445
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446 case msgSetParameter:
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447 strcpy(pName, "Set parameter");
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448 break;
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449
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450 case msgSetProgram:
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451 strcpy(pName, "Set program");
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452 break;
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453
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454 case msgChangePressure:
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455 strcpy(pName, "Change pressure");
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456 break;
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457
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458 case msgSetPitchWheel:
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459 strcpy(pName, "Set pitch wheel");
|
|
|
460 break;
|
|
|
461
|
|
|
462 case msgMetaEvent:
|
|
|
463 strcpy(pName, "Meta event");
|
|
|
464 break;
|
|
|
465
|
|
|
466 case msgSysEx1:
|
|
|
467 strcpy(pName, "SysEx1");
|
|
|
468 break;
|
|
|
469
|
|
|
470 case msgSysEx2:
|
|
|
471 strcpy(pName, "SysEx2");
|
|
|
472 break;
|
|
|
473
|
|
|
474 default:
|
|
|
475 return FALSE;
|
|
|
476 }
|
|
|
477 return TRUE;
|
|
|
478 }
|
|
|
479
|
|
|
480 BOOL muGetControlName(char *pName, tMIDI_CC iCC)
|
|
|
481 {
|
|
|
482 if (iCC < 0 || iCC > 127)
|
|
|
483 return FALSE;
|
|
|
484 strcpy(pName, szCCList[iCC]);
|
|
|
485 return TRUE;
|
|
|
486 }
|
|
|
487
|
|
|
488 BOOL muGetKeySigName(char *pName, tMIDI_KEYSIG iKey)
|
|
|
489 {
|
|
|
490 static const char *iKeysList[2][8] = {
|
|
|
491 /*#*/{"C ", "G ", "D ", "A ", "E ", "B ", "F#", "C#", },
|
|
|
492 /*b*/{"C ", "F ", "Bb", "Eb", "Ab", "Db", "Gb", "Cb", },
|
|
|
493 };
|
|
|
494
|
|
|
495 int iRootNum = (iKey&7);
|
|
|
496 int iFlats = (iKey&keyMaskNeg);
|
|
|
497 int iMin = (iKey&keyMaskMin);
|
|
|
498
|
|
|
499 strcpy(pName,iKeysList[iFlats?1:0][iRootNum]);
|
|
|
500 strcat(pName,iMin?" Min":" Maj");
|
|
|
501 return TRUE;
|
|
|
502 }
|
|
|
503
|
|
|
504 BOOL muGetTextName(char *pName, tMIDI_TEXT iEvent)
|
|
|
505 {
|
|
|
506 if (iEvent<1 || iEvent>7) return FALSE;
|
|
|
507 return muGetMetaName(pName, (tMIDI_META)iEvent);
|
|
|
508 }
|
|
|
509
|
|
|
510 BOOL muGetMetaName(char *pName, tMIDI_META iEvent)
|
|
|
511 {
|
|
|
512 switch(iEvent)
|
|
|
513 {
|
|
|
514 case metaSequenceNumber: strcpy(pName, "Sequence Number"); break;
|
|
|
515 case metaTextEvent: strcpy(pName, "Text Event"); break;
|
|
|
516 case metaCopyright: strcpy(pName, "Copyright"); break;
|
|
|
517 case metaTrackName: strcpy(pName, "Track Name"); break;
|
|
|
518 case metaInstrument: strcpy(pName, "Instrument"); break;
|
|
|
519 case metaLyric: strcpy(pName, "Lyric"); break;
|
|
|
520 case metaMarker: strcpy(pName, "Marker"); break;
|
|
|
521 case metaCuePoint: strcpy(pName, "Cue Point"); break;
|
|
|
522 case metaMIDIPort: strcpy(pName, "MIDI Port"); break;
|
|
|
523 case metaEndSequence: strcpy(pName, "End Sequence"); break;
|
|
|
524 case metaSetTempo: strcpy(pName, "Set Tempo"); break;
|
|
|
525 case metaSMPTEOffset: strcpy(pName, "SMPTE Offset"); break;
|
|
|
526 case metaTimeSig: strcpy(pName, "Time Sig"); break;
|
|
|
527 case metaKeySig: strcpy(pName, "Key Sig"); break;
|
|
|
528 case metaSequencerSpecific: strcpy(pName, "Sequencer Specific"); break;
|
|
|
529 default: return FALSE;
|
|
|
530 }
|
|
|
531 return TRUE;
|
|
|
532
|
|
|
533 }
|
|
|
534
|
|
|
535
|
|
|
536 /*
|
|
|
537 ** Conversion Functions
|
|
|
538 */
|
|
|
539 int muGetNoteFromName(const char *pName)
|
|
|
540 {
|
|
|
541 int note_map[] = {9, 11, 0, 2, 4, 5, 7};
|
|
|
542 char *p, cpy[16];
|
|
|
543 int note=0;
|
|
|
544
|
|
|
545 strncpy(cpy, pName, 15);
|
|
|
546 cpy[15] = '\0';
|
|
|
547 p = cpy;
|
|
|
548
|
|
|
549 while(!isalpha(*p) && *p)
|
|
|
550 p++;
|
|
|
551
|
|
|
552 if (*p)
|
|
|
553 {
|
|
|
554 note = toupper(*p)-'A';
|
|
|
555 if (note >= 0 && note <= 7)
|
|
|
556 {
|
|
|
557 note = note_map[note];
|
|
|
558 p++;
|
|
|
559 if (*p == 'b')
|
|
|
560 note--, p++;
|
|
|
561 else if (*p == '#')
|
|
|
562 note++, p++;
|
|
|
563
|
|
|
564 note += atoi(p)*12+MIDI_NOTE_C0;
|
|
|
565 }
|
|
|
566 }
|
|
|
567
|
|
|
568 return note;
|
|
|
569 }
|
|
|
570
|
|
|
571 char *muGetNameFromNote(char *pStr, int iNote)
|
|
|
572 {
|
|
|
573 if (!pStr) return NULL;
|
|
|
574
|
|
|
575 if (iNote<0 || iNote>127)
|
|
|
576 strcpy(pStr, "ERR");
|
|
|
577 else
|
|
|
578 sprintf(pStr, "%s%d", szNoteName[iNote%12], ((iNote-MIDI_NOTE_C0)/12));
|
|
|
579
|
|
|
580 return pStr;
|
|
|
581 }
|
|
|
582
|
|
|
583 float muGetFreqFromNote(int iNote)
|
|
|
584 {
|
|
|
585 int oct = iNote/12-5;
|
|
|
586 float freq;
|
|
|
587
|
|
|
588 if (iNote<0 || iNote>127) return 0;
|
|
|
589
|
|
|
590 freq = fFreqlist[iNote%12];
|
|
|
591
|
|
|
592 while(oct > 0)
|
|
|
593 freq *= 2.0f, oct--;
|
|
|
594
|
|
|
595 while(oct < 0)
|
|
|
596 freq /= 2.0f, oct++;
|
|
|
597
|
|
|
598 return freq;
|
|
|
599 }
|
|
|
600
|
|
|
601 int muGetNoteFromFreq(float fFreq)
|
|
|
602 {
|
|
|
603 /* This is for completeness, I'm not sure of how often it
|
|
|
604 ** will get used. Therefore, the code is un-optimised :)
|
|
|
605 */
|
|
|
606 int iNote, iBestNote=0;
|
|
|
607 float fDiff=20000, f;
|
|
|
608
|
|
|
609 for(iNote=0;iNote<127;++iNote)
|
|
|
610 {
|
|
|
611 f = muGetFreqFromNote(iNote);
|
|
|
612 f -= fFreq; if (f<0) f=-f;
|
|
|
613 if (f < fDiff)
|
|
|
614 {
|
|
|
615 fDiff = f;
|
|
|
616 iBestNote = iNote;
|
|
|
617 }
|
|
|
618 }
|
|
|
619
|
|
|
620 return iBestNote;
|
|
|
621 }
|
|
|
622
|
|
|
623
|
|
|
624 int muGuessChord(const int *pNoteStatus, const int channel, const int lowRange, const int highRange) {
|
|
|
625 int octave[24];
|
|
|
626 int i;
|
|
|
627 int lowestNote=999;
|
|
|
628 int startNote = 999;
|
|
|
629 int chordRoot = 0;
|
|
|
630 int chordType = 0;
|
|
|
631 int chordAdditions = 0;
|
|
|
632
|
|
|
633 for(i=0;i<24;++i) {
|
|
|
634 octave[i] = 0;
|
|
|
635 }
|
|
|
636
|
|
|
637 for(i=lowRange;i<=highRange;++i) {
|
|
|
638 if (pNoteStatus[channel*128 + i]) {
|
|
|
639 if (i<lowestNote) {
|
|
|
640 lowestNote = i;
|
|
|
641 }
|
|
|
642 ++octave[i%12];
|
|
|
643 ++octave[i%12+12];
|
|
|
644 if ((i%12) < startNote) {
|
|
|
645 startNote = i%12;
|
|
|
646 }
|
|
|
647 }
|
|
|
648 }
|
|
|
649
|
|
|
650 if (lowestNote == 999) {
|
|
|
651 return -1;
|
|
|
652 }
|
|
|
653
|
|
|
654 /* Bring it into line with the 0-11 range */
|
|
|
655 lowestNote %= 12;
|
|
|
656
|
|
|
657 /* Majors */
|
|
|
658 if (octave[startNote+3] && octave[startNote+8]) {
|
|
|
659 chordRoot = startNote+8;
|
|
|
660 chordType = CHORD_TYPE_MAJOR;
|
|
|
661 } else if (octave[startNote+5] && octave[startNote+9]) {
|
|
|
662 chordRoot = startNote+5;
|
|
|
663 chordType = CHORD_TYPE_MAJOR;
|
|
|
664 } else if (octave[startNote+4] && octave[startNote+7]) {
|
|
|
665 chordRoot = startNote;
|
|
|
666 chordType = CHORD_TYPE_MAJOR;
|
|
|
667
|
|
|
668 /* Minor */
|
|
|
669 } else if (octave[startNote+4] && octave[startNote+9]) {
|
|
|
670 chordRoot = startNote+9;
|
|
|
671 chordType = CHORD_TYPE_MINOR;
|
|
|
672 } else if (octave[startNote+5] && octave[startNote+8]) {
|
|
|
673 chordRoot = startNote+5;
|
|
|
674 chordType = CHORD_TYPE_MINOR;
|
|
|
675 } else if (octave[startNote+3] && octave[startNote+7]) {
|
|
|
676 chordRoot = startNote;
|
|
|
677 chordType = CHORD_TYPE_MINOR;
|
|
|
678
|
|
|
679 /* Diminished */
|
|
|
680 } else if (octave[startNote+3] && octave[startNote+6]) {
|
|
|
681 chordRoot = lowestNote;
|
|
|
682 chordType = CHORD_TYPE_DIM;
|
|
|
683 } else if (octave[startNote+6] && octave[startNote+9]) {
|
|
|
684 chordRoot = lowestNote;
|
|
|
685 chordType = CHORD_TYPE_DIM;
|
|
|
686
|
|
|
687 /* Augmented */
|
|
|
688 } else if (octave[startNote+4] && octave[startNote+8]) {
|
|
|
689 chordRoot = lowestNote;
|
|
|
690 chordType = CHORD_TYPE_AUG;
|
|
|
691 }
|
|
|
692
|
|
|
693 if (octave[chordRoot + 10]) {
|
|
|
694 chordAdditions |= CHORD_ADD_7TH;
|
|
|
695 }
|
|
|
696 if (octave[chordRoot + 11]) {
|
|
|
697 chordAdditions |= CHORD_ADD_MAJ7TH;
|
|
|
698 }
|
|
|
699 if (octave[chordRoot + 2]) {
|
|
|
700 chordAdditions |= CHORD_ADD_9TH;
|
|
|
701 }
|
|
|
702
|
|
|
703 chordRoot %= 12;
|
|
|
704
|
|
|
705 if (chordType == 0) {
|
|
|
706 return -1;
|
|
|
707 }
|
|
|
708
|
|
|
709 return chordRoot | chordType | chordAdditions | (lowestNote<<16);
|
|
|
710 }
|
|
|
711
|
|
|
712 char *muGetChordName(char *str, int chord) {
|
|
|
713 int root = chord & CHORD_ROOT_MASK;
|
|
|
714 int bass = (chord & CHORD_BASS_MASK) >> 16;
|
|
|
715
|
|
|
716 if (root < 0 || root > 11) {
|
|
|
717 root = 0;
|
|
|
718 }
|
|
|
719
|
|
|
720 if (bass < 0 || bass > 11) {
|
|
|
721 bass = 0;
|
|
|
722 }
|
|
|
723
|
|
|
724 strcpy(str, szNoteName[root]);
|
|
|
725
|
|
|
726 switch(chord & CHORD_TYPE_MASK) {
|
|
|
727 case CHORD_TYPE_MAJOR:
|
|
|
728 break;
|
|
|
729 case CHORD_TYPE_MINOR:
|
|
|
730 strcat(str, "m");
|
|
|
731 break;
|
|
|
732 case CHORD_TYPE_AUG:
|
|
|
733 strcat(str, " aug");
|
|
|
734 break;
|
|
|
735 case CHORD_TYPE_DIM:
|
|
|
736 strcat(str, " dim");
|
|
|
737 break;
|
|
|
738 }
|
|
|
739
|
|
|
740 if (chord & CHORD_ADD_7TH) {
|
|
|
741 strcat(str, "+7");
|
|
|
742 }
|
|
|
743 if (chord & CHORD_ADD_9TH) {
|
|
|
744 strcat(str, "+9");
|
|
|
745 }
|
|
|
746 if (chord & CHORD_ADD_MAJ7TH) {
|
|
|
747 strcat(str, "+7M");
|
|
|
748 }
|
|
|
749
|
|
|
750 if (bass != root) {
|
|
|
751 strcat(str, "/");
|
|
|
752 strcat(str, szNoteName[bass]);
|
|
|
753 }
|
|
|
754
|
|
|
755 return str;
|
|
|
756 }
|
|
|
757
|
