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1 module dynamin.c.portaudio;
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2
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3 /*
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4 * A complete binding to the core of the PortAudio library v19.
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5 */
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6
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7 version(build) { pragma(link, portaudio); }
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8
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9 extern(C):
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10
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11 int Pa_GetVersion();
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12
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13 char* Pa_GetVersionText();
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14
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15 alias int PaError;
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16
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17 alias int PaErrorCode;
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18 enum : PaErrorCode {
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19 paNoError = 0,
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20
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21 paNotInitialized = -10000,
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22 paUnanticipatedHostError,
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23 paInvalidChannelCount,
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24 paInvalidSampleRate,
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25 paInvalidDevice,
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26 paInvalidFlag,
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27 paSampleFormatNotSupported,
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28 paBadIODeviceCombination,
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29 paInsufficientMemory,
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30 paBufferTooBig,
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31 paBufferTooSmall,
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32 paNullCallback,
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33 paBadStreamPtr,
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34 paTimedOut,
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35 paInternalError,
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36 paDeviceUnavailable,
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37 paIncompatibleHostApiSpecificStreamInfo,
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38 paStreamIsStopped,
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39 paStreamIsNotStopped,
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40 paInputOverflowed,
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41 paOutputUnderflowed,
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42 paHostApiNotFound,
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43 paInvalidHostApi,
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44 paCanNotReadFromACallbackStream,
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45 paCanNotWriteToACallbackStream,
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46 paCanNotReadFromAnOutputOnlyStream,
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47 paCanNotWriteToAnInputOnlyStream,
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48 paIncompatibleStreamHostApi,
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49 paBadBufferPtr
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50 }
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51
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52 char* Pa_GetErrorText(PaError errorCode);
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53
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54 PaError Pa_Initialize();
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55
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56 PaError Pa_Terminate();
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57
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58 alias int PaDeviceIndex;
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59
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60 enum : PaDeviceIndex {
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61 paNoDevice = -1,
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62 paUseHostApiSpecificDeviceSpecification = -2
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63 }
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64
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65 alias int PaHostApiIndex;
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66
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67 PaHostApiIndex Pa_GetHostApiCount();
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68
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69 PaHostApiIndex Pa_GetDefaultHostApi();
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70
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71 alias int PaHostApiTypeId;
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72 enum : PaHostApiTypeId {
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73 paInDevelopment = 0,
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74 paDirectSound = 1,
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75 paMME = 2,
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76 paASIO = 3,
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77 paSoundManager = 4,
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78 paCoreAudio = 5,
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79 paOSS = 7,
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80 paALSA = 8,
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81 paAL = 9,
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82 paBeOS = 10,
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83 paWDMKS = 11,
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84 paJACK = 12,
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85 paWASAPI = 13,
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86 paAudioScienceHPI = 14
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87 }
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88
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89 struct PaHostApiInfo {
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90 int structVersion;
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91 PaHostApiTypeId type;
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92 char* name;
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93
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94 int deviceCount;
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95
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96 PaDeviceIndex defaultInputDevice;
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97
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98 PaDeviceIndex defaultOutputDevice;
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99
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100 }
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101
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102 PaHostApiInfo* Pa_GetHostApiInfo(PaHostApiIndex hostApi);
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103
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104 PaHostApiIndex Pa_HostApiTypeIdToHostApiIndex(PaHostApiTypeId type);
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105
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106 PaDeviceIndex Pa_HostApiDeviceIndexToDeviceIndex(
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107 PaHostApiIndex hostApi,
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108 int hostApiDeviceIndex);
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109
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110 struct PaHostErrorInfo {
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111 PaHostApiTypeId hostApiType;
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112 int errorCode;
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113 char* errorText;
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114 }
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115
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116
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117 PaHostErrorInfo* Pa_GetLastHostErrorInfo();
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118
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119 PaDeviceIndex Pa_GetDeviceCount();
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120
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121 PaDeviceIndex Pa_GetDefaultInputDevice();
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122
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123 PaDeviceIndex Pa_GetDefaultOutputDevice();
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124
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125 alias double PaTime;
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126
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127 alias uint PaSampleFormat;
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128
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129 enum : PaSampleFormat {
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130 paFloat32 = 0x00000001,
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131 paInt32 = 0x00000002,
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132 paInt24 = 0x00000004,
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133 paInt16 = 0x00000008,
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134 paInt8 = 0x00000010,
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135 paUInt8 = 0x00000020,
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136 paCustomFormat = 0x00010000,
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137
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138 paNonInterleaved = 0x80000000
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139 }
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140
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141 struct PaDeviceInfo {
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142 int structVersion;
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143 char* name;
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144 PaHostApiIndex hostApi;
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145
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146 int maxInputChannels;
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147 int maxOutputChannels;
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148
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149 PaTime defaultLowInputLatency;
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150 PaTime defaultLowOutputLatency;
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151 PaTime defaultHighInputLatency;
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152 PaTime defaultHighOutputLatency;
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153
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154 double defaultSampleRate;
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155 }
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156
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157 PaDeviceInfo* Pa_GetDeviceInfo(PaDeviceIndex device);
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158
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159 struct PaStreamParameters {
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160 PaDeviceIndex device;
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161
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162 int channelCount;
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163
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164 PaSampleFormat sampleFormat;
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165
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166 PaTime suggestedLatency;
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167
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168 void* hostApiSpecificStreamInfo;
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169 }
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170
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171 const paFormatIsSupported = 0;
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172
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173 PaError Pa_IsFormatSupported(
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174 PaStreamParameters* inputParameters,
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175 PaStreamParameters* outputParameters,
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176 double sampleRate);
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177
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178 alias void PaStream;
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179
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180 const paFramesPerBufferUnspecified = 0;
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181
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182 alias uint PaStreamFlags;
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183 enum : PaStreamFlags {
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184 paNoFlag = 0,
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185 paClipOff = 0x00000001,
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186 paDitherOff = 0x00000002,
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187 paNeverDropInput = 0x00000004,
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188 paPrimeOutputBuffersUsingStreamCallback = 0x00000008,
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189 paPlatformSpecificFlags = 0xFFFF0000
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190 }
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191
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192 struct PaStreamCallbackTimeInfo {
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193 PaTime inputBufferAdcTime;
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194 PaTime currentTime;
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195 PaTime outputBufferDacTime;
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196 }
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197
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198 alias uint PaStreamCallbackFlags;
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199 enum : PaStreamCallbackFlags {
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200 paInputUnderflow = 0x00000001,
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201 paInputOverflow = 0x00000002,
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202 paOutputUnderflow = 0x00000004,
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203 paOutputOverflow = 0x00000008,
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204 paPrimingOutput = 0x00000010
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205 }
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206
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207 alias uint PaStreamCallbackResult;
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208 enum : PaStreamCallbackResult {
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209 paContinue = 0,
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210 paComplete = 1,
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211 paAbort = 2
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212 }
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213
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214 alias int function(
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215 void* input, void* output,
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216 uint frameCount,
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217 PaStreamCallbackTimeInfo* timeInfo,
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218 PaStreamCallbackFlags statusFlags,
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219 void* userData) PaStreamCallback;
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220
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221 PaError Pa_OpenStream(
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222 PaStream** stream,
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223 PaStreamParameters* inputParameters,
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224 PaStreamParameters* outputParameters,
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225 double sampleRate,
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226 uint framesPerBuffer,
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227 PaStreamFlags streamFlags,
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228 PaStreamCallback streamCallback,
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229 void* userData);
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230
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231 PaError Pa_OpenDefaultStream(
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232 PaStream** stream,
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233 int numInputChannels,
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234 int numOutputChannels,
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235 PaSampleFormat sampleFormat,
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236 double sampleRate,
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237 uint framesPerBuffer,
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238 PaStreamCallback streamCallback,
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239 void* userData);
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240
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241 PaError Pa_CloseStream(PaStream* stream);
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242
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243 alias void function(void* userData) PaStreamFinishedCallback;
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244
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245 PaError Pa_SetStreamFinishedCallback(
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246 PaStream* stream, PaStreamFinishedCallback streamFinishedCallback);
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247
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248 PaError Pa_StartStream(PaStream* stream);
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249
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250 PaError Pa_StopStream(PaStream* stream);
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251
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252 PaError Pa_AbortStream(PaStream* stream);
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253
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254 PaError Pa_IsStreamStopped(PaStream* stream);
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255
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256 PaError Pa_IsStreamActive(PaStream* stream);
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257
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258 struct PaStreamInfo {
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259 int structVersion;
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260
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261 PaTime inputLatency;
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262
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263 PaTime outputLatency;
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264
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265 double sampleRate;
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266 }
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267
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268 PaStreamInfo* Pa_GetStreamInfo(PaStream* stream);
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269
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270 PaTime Pa_GetStreamTime(PaStream* stream);
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271
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272 double Pa_GetStreamCpuLoad(PaStream* stream);
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273
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274 PaError Pa_ReadStream(
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275 PaStream* stream,
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276 void* buffer,
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277 uint frames);
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278
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279
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280 PaError Pa_WriteStream(
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281 PaStream* stream,
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282 void* buffer,
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283 uint frames);
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284
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285 int Pa_GetStreamReadAvailable(PaStream* stream);
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286
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287 int Pa_GetStreamWriteAvailable(PaStream* stream);
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288
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289 PaError Pa_GetSampleSize(PaSampleFormat format);
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290
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291 void Pa_Sleep(long msec);
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292
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