Mercurial > hg > xmms-sid
annotate src/xs_sidplay2.cc @ 74:8cb66a3f75f7
Testing
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Sun, 14 Sep 2003 18:51:05 +0000 |
parents | 2bc607888f53 |
children | 653c9b0d1320 |
rev | line source |
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73
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1 /* |
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2 XMMS-SID - SIDPlay input plugin for X MultiMedia System (XMMS) |
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3 |
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4 libSIDPlay v2 support |
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5 |
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6 Written by Matti "ccr" Hamalainen <ccr@tnsp.org> |
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7 |
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8 This program is free software; you can redistribute it and/or modify |
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9 it under the terms of the GNU General Public License as published by |
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10 the Free Software Foundation; either version 2 of the License, or |
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11 (at your option) any later version. |
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12 |
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13 This program is distributed in the hope that it will be useful, |
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU General Public License for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with this program; if not, write to the Free Software |
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20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 */ |
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22 #include "xmms-sid.h" |
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23 |
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24 #ifdef HAVE_SIDPLAY2 |
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25 |
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26 extern "C" { |
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27 #include "xs_sidplay2.h" |
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28 #include <stdio.h> |
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29 #include <xmms/titlestring.h> |
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30 #include "xs_config.h" |
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31 #include "xs_support.h" |
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32 #include "xs_length.h" |
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33 } |
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34 |
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35 #include <sidplay/sidplay2.h> |
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36 #ifdef HAVE_RESID_BUILDER |
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37 #include <sidplay/builders/resid.h> |
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38 #endif |
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39 #ifdef HAVE_HARDSID_BUILDER |
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40 /* Dummy now */ |
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41 #endif |
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42 |
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43 |
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44 typedef struct { |
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45 sidplay2 *currEng; |
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46 sid2_config_t currConfig; |
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47 SidTune *currTune; |
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48 } t_xs_sidplay2; |
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49 |
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50 |
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51 /* |
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52 * We need to 'export' all this pseudo-C++ crap |
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53 */ |
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54 extern "C" { |
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55 |
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56 gboolean xs_sidplay2_isourfile(gchar *pcFileName) |
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57 { |
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58 /* Try to detect via libSIDPlay's detection routine, if required */ |
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59 SidTune *testTune = new SidTune(pcFileName); |
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60 |
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61 if (!testTune) return FALSE; |
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62 if (!testTune->getStatus()) |
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63 { |
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64 delete testTune; |
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65 return FALSE; |
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66 } |
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67 |
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68 delete testTune; |
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69 return TRUE; |
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70 } |
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71 |
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72 |
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73 void xs_sidplay2_close(t_xs_status *myStatus) |
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74 { |
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75 t_xs_sidplay2 *myPlayer; |
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76 sidbuilder *myBuilder; |
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77 |
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78 /* Check pointer */ |
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79 if (!myStatus) return; |
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80 |
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81 /* Free internals */ |
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82 myPlayer = (t_xs_sidplay2 *) myStatus->player; |
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83 |
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84 myBuilder = myPlayer->currConfig.sidEmulation; |
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85 myPlayer->currEng->config(myPlayer->currConfig); |
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86 |
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87 delete myBuilder; |
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88 delete myPlayer->currEng; |
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89 |
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90 xs_sidplay2_deletesid(myStatus); |
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91 |
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92 free(myPlayer); |
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93 myStatus->player = NULL; |
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94 |
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95 /* Miscellaneous */ |
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96 free(myStatus->currFileName); |
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97 myStatus->currFileName = NULL; |
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98 } |
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99 |
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100 |
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101 gboolean xs_sidplay2_init(t_xs_status *myStatus) |
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102 { |
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103 t_xs_sidplay2 *myPlayer; |
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104 |
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105 /* Check pointer */ |
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106 if (!myStatus) return FALSE; |
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107 |
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108 /* Allocate internal structures */ |
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109 myPlayer = (t_xs_sidplay2 *) g_malloc0(sizeof(t_xs_sidplay2)); |
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110 if (!myPlayer) return FALSE; |
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111 |
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112 /* Initialize engine */ |
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113 myPlayer->currEng = new sidplay2; |
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114 if (!myPlayer->currEng) |
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115 { |
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116 XSERR("Could not initialize libSIDPlay2 emulation engine\n"); |
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117 free(myPlayer); |
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118 return FALSE; |
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119 } |
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120 |
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121 myStatus->player = myPlayer; |
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122 return TRUE; |
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|
123 } |
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124 |
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125 |
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126 gboolean xs_sidplay2_initsong(t_xs_status *myStatus) |
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127 { |
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128 t_xs_sidplay2 *myPlayer = (t_xs_sidplay2 *) myStatus->player; |
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129 |
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130 if (!myPlayer || !myPlayer->currTune) return FALSE; |
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131 |
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132 myPlayer->currTune->selectSong(myStatus->currSong); |
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133 |
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134 return myPlayer->currEng->load(myPlayer->currTune); |
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135 } |
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136 |
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137 |
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138 gboolean xs_sidplay2_fillbuffer(t_xs_status *myStatus, gchar *audioBuffer, gint audioBufSize) |
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139 { |
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140 t_xs_sidplay2 *myPlayer = (t_xs_sidplay2 *) myStatus->player; |
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141 |
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142 if (!myPlayer) return FALSE; |
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143 |
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144 return (myPlayer->currEng->play(audioBuffer, audioBufSize) == audioBufSize); |
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145 } |
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146 |
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147 |
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148 gboolean xs_sidplay2_loadsid(t_xs_status *myStatus, gchar *pcFileName) |
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149 { |
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150 t_xs_sidplay2 *myPlayer = (t_xs_sidplay2 *) myStatus->player; |
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151 SidTune *newTune; |
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152 SidTuneInfo tuneInfo; |
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153 |
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154 /* Try to get the tune */ |
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155 if (!pcFileName) return FALSE; |
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156 newTune = new SidTune(pcFileName); |
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157 if (!newTune) return FALSE; |
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158 |
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159 /* Get current configuration */ |
74 | 160 myPlayer->currConfig = myPlayer->currEng->config(); |
73
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161 |
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162 /* Configure channels and stuff */ |
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163 switch (xs_cfg.fmtChannels) { |
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164 |
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165 case XS_CHN_AUTOPAN: |
74 | 166 myPlayer->currConfig.playback = sid2_stereo; |
73
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167 break; |
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168 |
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169 case XS_CHN_STEREO: |
74 | 170 myPlayer->currConfig.playback = sid2_stereo; |
73
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171 break; |
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172 |
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173 case XS_CHN_MONO: |
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174 default: |
74 | 175 myPlayer->currConfig.playback = sid2_mono; |
73
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176 break; |
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177 } |
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178 |
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179 |
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180 /* Memory mode settings */ |
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181 switch (xs_cfg.memoryMode) { |
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182 case XS_MPU_BANK_SWITCHING: |
74 | 183 myPlayer->currConfig.environment = sid2_envBS; |
73
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184 break; |
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185 |
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186 case XS_MPU_TRANSPARENT_ROM: |
74 | 187 myPlayer->currConfig.environment = sid2_envTP; |
73
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188 break; |
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189 |
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190 case XS_MPU_PLAYSID_ENVIRONMENT: |
74 | 191 myPlayer->currConfig.environment = sid2_envPS; |
73
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192 break; |
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193 |
74 | 194 case XS_MPU_REAL: |
73
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195 default: |
74 | 196 myPlayer->currConfig.environment = sid2_envR; |
73
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197 break; |
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|
198 } |
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|
199 |
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200 |
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201 /* Clockspeed settings */ |
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202 switch (xs_cfg.clockSpeed) { |
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203 case XS_CLOCK_NTSC: |
74 | 204 myPlayer->currConfig.clockSpeed = myPlayer->currConfig.clockDefault = SID2_CLOCK_NTSC; |
73
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205 break; |
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206 |
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207 case XS_CLOCK_PAL: |
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208 default: |
74 | 209 myPlayer->currConfig.clockSpeed = myPlayer->currConfig.clockDefault = SID2_CLOCK_PAL; |
73
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210 break; |
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|
211 } |
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212 |
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213 |
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214 /* Configure rest of the emulation */ |
74 | 215 myPlayer->currConfig.precision = xs_cfg.fmtBitsPerSample; |
216 myPlayer->currConfig.frequency = xs_cfg.fmtFrequency; | |
217 myPlayer->currConfig.clockForced = xs_cfg.forceSpeed; | |
218 myPlayer->currConfig.optimisation = (xs_cfg.optimiseLevel) ? 1 : 0; | |
219 myPlayer->currConfig.sidDefault = myPlayer->currConfig.sidModel = (xs_cfg.mos8580) ? SID2_MOS8580 : SID2_MOS6581; | |
220 myPlayer->currConfig.sidSamples = TRUE; // FIXME FIX ME, make configurable! | |
221 | |
73
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222 #ifdef HAVE_UNSIGNEDPCM |
74 | 223 #ifdef WORDS_BIGENDIAN |
224 myPlayer->currConfig.sampleFormat = SID2_BIG_UNSIGNED; | |
73
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225 #else |
74 | 226 myPlayer->currConfig.sampleFormat = SID2_LITTLE_UNSIGNED; |
73
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227 #endif |
74 | 228 #else |
229 #ifdef WORDS_BIGENDIAN | |
230 myPlayer->currConfig.sampleFormat = SID2_BIG_SIGNED; | |
231 #else | |
232 myPlayer->currConfig.sampleFormat = SID2_LITTLE_SIGNED; | |
233 #endif | |
234 #endif | |
73
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235 |
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236 /* Now set the emulator configuration */ |
74 | 237 myPlayer->currEng->config(myPlayer->currConfig); |
73
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238 |
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239 /* Initialize status information */ |
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240 newTune->getInfo(tuneInfo); |
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241 |
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242 myStatus->isPlaying = TRUE; |
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243 myStatus->isError = FALSE; |
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244 myStatus->currSong = tuneInfo.startSong; |
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245 myStatus->nSongs = tuneInfo.songs; |
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246 myPlayer->currTune = newTune; |
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247 myStatus->currFileName = g_strdup(pcFileName); |
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248 |
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249 return TRUE; |
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|
250 } |
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|
251 |
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252 |
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253 /* |
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|
254 * Delete tune |
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255 */ |
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256 void xs_sidplay2_deletesid(t_xs_status *myStatus) |
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257 { |
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258 t_xs_sidplay2 *myPlayer; |
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259 |
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260 if (!myStatus) return; |
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261 |
74 | 262 if (myStatus->currFileName) |
263 { | |
264 g_free(myStatus->currFileName); | |
265 myStatus->currFileName = NULL; | |
266 } | |
267 | |
73
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268 myPlayer = (t_xs_sidplay2 *) myStatus->player; |
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269 if (!myPlayer) return; |
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270 |
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271 if (myPlayer->currTune) |
74 | 272 { |
73
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273 delete myPlayer->currTune; |
74 | 274 myPlayer->currTune = NULL; |
275 } | |
73
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276 } |
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277 |
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278 |
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279 gint xs_sidplay2_gettunespeed(t_xs_status *myStatus) |
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280 { |
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281 return 0; |
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282 } |
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283 |
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284 /* |
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285 * Return song information |
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286 */ |
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287 void xs_sidplay2_getsidinfo(gchar *songFileName, gchar **songTitle, gint *songLength) |
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288 { |
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289 } |
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290 |
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291 |
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292 } /* extern "C" */ |
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293 #endif /* HAVE_SIDPLAY2 */ |