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00039 #include "com_portaudio_PortAudio.h"
00040 #include "portaudio.h"
00041 #include "jpa_tools.h"
00042
00043
00044
00045
00046
00047
00048 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getVersion
00049 (JNIEnv *env, jclass clazz)
00050 {
00051 return Pa_GetVersion();
00052 }
00053
00054
00055
00056
00057
00058
00059 JNIEXPORT jstring JNICALL Java_com_portaudio_PortAudio_getVersionText
00060 (JNIEnv *env, jclass clazz)
00061 {
00062 return (*env)->NewStringUTF(env, Pa_GetVersionText() );
00063 }
00064
00065
00066
00067
00068
00069
00070 JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_initialize
00071 (JNIEnv *env, jclass clazz)
00072 {
00073 PaError err = Pa_Initialize();
00074 jpa_CheckError( env, err );
00075 }
00076
00077
00078
00079
00080
00081
00082 JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_terminate
00083 (JNIEnv *env, jclass clazz)
00084 {
00085 PaError err = Pa_Terminate();
00086 jpa_CheckError( env, err );
00087 }
00088
00089
00090
00091
00092
00093
00094 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDeviceCount
00095 (JNIEnv *env, jclass clazz)
00096 {
00097 jint count = Pa_GetDeviceCount();
00098 return jpa_CheckError( env, count );
00099 }
00100
00101
00102
00103
00104
00105
00106 JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_getDeviceInfo
00107 (JNIEnv *env, jclass clazz, jint index, jobject deviceInfo)
00108 {
00109 const PaDeviceInfo *info;
00110
00111 jclass cls = (*env)->GetObjectClass(env, deviceInfo);
00112
00113 info = Pa_GetDeviceInfo( index );
00114 if( info == NULL )
00115 {
00116 jpa_ThrowError( env, "Pa_GetDeviceInfo returned NULL." );
00117 }
00118 else
00119 {
00120 jpa_SetStringField( env, cls, deviceInfo, "name", info->name );
00121 jpa_SetIntField( env, cls, deviceInfo, "maxInputChannels", info->maxInputChannels );
00122 jpa_SetIntField( env, cls, deviceInfo, "maxOutputChannels", info->maxOutputChannels );
00123 jpa_SetIntField( env, cls, deviceInfo, "hostApi", info->hostApi );
00124 jpa_SetDoubleField( env, cls, deviceInfo, "defaultSampleRate", info->defaultSampleRate );
00125 jpa_SetDoubleField( env, cls, deviceInfo, "defaultLowInputLatency", info->defaultLowInputLatency );
00126 jpa_SetDoubleField( env, cls, deviceInfo, "defaultLowInputLatency", info->defaultHighInputLatency );
00127 jpa_SetDoubleField( env, cls, deviceInfo, "defaultLowOutputLatency", info->defaultLowOutputLatency );
00128 jpa_SetDoubleField( env, cls, deviceInfo, "defaultHighOutputLatency", info->defaultHighOutputLatency );
00129 }
00130 }
00131
00132
00133
00134
00135
00136
00137 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getHostApiCount
00138 (JNIEnv *env, jclass clazz)
00139 {
00140 jint count = Pa_GetHostApiCount();
00141 return jpa_CheckError( env, count );
00142 }
00143
00144
00145
00146
00147
00148
00149
00150 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_hostApiTypeIdToHostApiIndex
00151 (JNIEnv *env, jclass clazz, jint hostApiType)
00152 {
00153 return Pa_HostApiTypeIdToHostApiIndex( (PaHostApiTypeId) hostApiType );
00154 }
00155
00156
00157
00158
00159
00160
00161 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_hostApiDeviceIndexToDeviceIndex
00162 (JNIEnv *env, jclass clazz, jint hostApiIndex, jint apiDeviceIndex)
00163 {
00164 return Pa_HostApiDeviceIndexToDeviceIndex( hostApiIndex, apiDeviceIndex );
00165 }
00166
00167
00168
00169
00170
00171
00172
00173 JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_getHostApiInfo
00174 (JNIEnv *env, jclass clazz, jint index, jobject hostApiInfo)
00175 {
00176 const PaHostApiInfo *info;
00177
00178 jclass cls = (*env)->GetObjectClass(env, hostApiInfo);
00179
00180 info = Pa_GetHostApiInfo( index );
00181 if( info == NULL )
00182 {
00183 jpa_ThrowError( env, "Pa_GetHostApiInfo returned NULL." );
00184 }
00185 else
00186 {
00187 jpa_SetIntField( env, cls, hostApiInfo, "version", info->structVersion );
00188 jpa_SetIntField( env, cls, hostApiInfo, "type", info->type );
00189 jpa_SetStringField( env, cls, hostApiInfo, "name", info->name );
00190 jpa_SetIntField( env, cls, hostApiInfo, "deviceCount", info->deviceCount );
00191 jpa_SetIntField( env, cls, hostApiInfo, "defaultInputDevice", info->defaultInputDevice );
00192 jpa_SetIntField( env, cls, hostApiInfo, "defaultOutputDevice", info->defaultOutputDevice );
00193 }
00194 }
00195
00196
00197
00198
00199
00200
00201 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultInputDevice
00202 (JNIEnv *env, jclass clazz)
00203 {
00204 jint deviceId = Pa_GetDefaultInputDevice();
00205 return jpa_CheckError( env, deviceId );
00206 }
00207
00208
00209
00210
00211
00212
00213 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultOutputDevice
00214 (JNIEnv *env, jclass clazz)
00215 {
00216 jint deviceId = Pa_GetDefaultOutputDevice();
00217 return jpa_CheckError( env, deviceId );
00218 }
00219
00220
00221
00222
00223
00224
00225 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultHostApi
00226 (JNIEnv *env, jclass clazz)
00227 {
00228 jint deviceId = Pa_GetDefaultHostApi();
00229 return jpa_CheckError( env, deviceId );
00230 }
00231
00232
00233
00234
00235
00236
00237 JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_isFormatSupported
00238 (JNIEnv *env, jclass clazz, jobject inParams, jobject outParams, jint sampleRate )
00239 {
00240 PaStreamParameters myInParams, *paInParams;
00241 PaStreamParameters myOutParams, *paOutParams;
00242
00243 paInParams = jpa_FillStreamParameters( env, inParams, &myInParams );
00244 paOutParams = jpa_FillStreamParameters( env, outParams, &myOutParams );
00245
00246 return Pa_IsFormatSupported( paInParams, paOutParams, sampleRate );
00247
00248 }
00249
00250
00251
00252
00253
00254
00255 JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_openStream
00256 (JNIEnv *env, jclass clazz, jobject blockingStream, jobject inParams, jobject outParams, jint sampleRate, jint framesPerBuffer, jint flags )
00257 {
00258 int err;
00259 PaStreamParameters myInParams, *paInParams;
00260 PaStreamParameters myOutParams, *paOutParams;
00261 PaStream *stream;
00262
00263 paInParams = jpa_FillStreamParameters( env, inParams, &myInParams );
00264 paOutParams = jpa_FillStreamParameters( env, outParams, &myOutParams );
00265 err = Pa_OpenStream( &stream, paInParams, paOutParams, sampleRate, framesPerBuffer, flags, NULL, NULL );
00266 if( jpa_CheckError( env, err ) == 0 )
00267 {
00268 jclass cls = (*env)->GetObjectClass(env, blockingStream);
00269 jpa_SetLongField( env, cls, blockingStream, "nativeStream", (jlong) stream );
00270 if( paInParams != NULL )
00271 {
00272 jpa_SetIntField( env, cls, blockingStream, "inputFormat", paInParams->sampleFormat );
00273 }
00274 if( paOutParams != NULL )
00275 {
00276 jpa_SetIntField( env, cls, blockingStream, "outputFormat", paOutParams->sampleFormat );
00277 }
00278 }
00279 }