From 37c97e345d12f95dde44e1d1a4c2f2aadd4615bc Mon Sep 17 00:00:00 2001 From: sanine Date: Thu, 25 Aug 2022 14:54:53 -0500 Subject: add initial structure --- .../c/build/vs2010/PortAudioJNI/PortAudioJNI.sln | 26 ++ .../build/vs2010/PortAudioJNI/PortAudioJNI.vcproj | 198 ++++++++++++ .../build/vs2010/PortAudioJNI/PortAudioJNI.vcxproj | 174 ++++++++++ .../java/c/src/com_portaudio_BlockingStream.c | 352 +++++++++++++++++++++ .../java/c/src/com_portaudio_BlockingStream.h | 130 ++++++++ .../bindings/java/c/src/com_portaudio_PortAudio.c | 279 ++++++++++++++++ .../bindings/java/c/src/com_portaudio_PortAudio.h | 183 +++++++++++ portaudio/bindings/java/c/src/jpa_tools.c | 208 ++++++++++++ portaudio/bindings/java/c/src/jpa_tools.h | 62 ++++ 9 files changed, 1612 insertions(+) create mode 100644 portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.sln create mode 100644 portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcproj create mode 100644 portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcxproj create mode 100644 portaudio/bindings/java/c/src/com_portaudio_BlockingStream.c create mode 100644 portaudio/bindings/java/c/src/com_portaudio_BlockingStream.h create mode 100644 portaudio/bindings/java/c/src/com_portaudio_PortAudio.c create mode 100644 portaudio/bindings/java/c/src/com_portaudio_PortAudio.h create mode 100644 portaudio/bindings/java/c/src/jpa_tools.c create mode 100644 portaudio/bindings/java/c/src/jpa_tools.h (limited to 'portaudio/bindings/java/c') diff --git a/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.sln b/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.sln new file mode 100644 index 0000000..6f8ef5f --- /dev/null +++ b/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.sln @@ -0,0 +1,26 @@ + +Microsoft Visual Studio Solution File, Format Version 11.00 +# Visual Studio 2010 +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "PortAudioJNI", "PortAudioJNI.vcxproj", "{4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}" +EndProject +Global + GlobalSection(SolutionConfigurationPlatforms) = preSolution + Debug|Win32 = Debug|Win32 + Debug|x64 = Debug|x64 + Release|Win32 = Release|Win32 + Release|x64 = Release|x64 + EndGlobalSection + GlobalSection(ProjectConfigurationPlatforms) = postSolution + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Debug|Win32.ActiveCfg = Debug|Win32 + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Debug|Win32.Build.0 = Debug|Win32 + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Debug|x64.ActiveCfg = Debug|x64 + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Debug|x64.Build.0 = Debug|x64 + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Release|Win32.ActiveCfg = Release|Win32 + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Release|Win32.Build.0 = Release|Win32 + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Release|x64.ActiveCfg = Release|x64 + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB}.Release|x64.Build.0 = Release|x64 + EndGlobalSection + GlobalSection(SolutionProperties) = preSolution + HideSolutionNode = FALSE + EndGlobalSection +EndGlobal diff --git a/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcproj b/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcproj new file mode 100644 index 0000000..ce83264 --- /dev/null +++ b/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcproj @@ -0,0 +1,198 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcxproj b/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcxproj new file mode 100644 index 0000000..c7e881b --- /dev/null +++ b/portaudio/bindings/java/c/build/vs2010/PortAudioJNI/PortAudioJNI.vcxproj @@ -0,0 +1,174 @@ + + + + + Debug + Win32 + + + Debug + x64 + + + Release + Win32 + + + Release + x64 + + + + {4024D885-39B0-4C8A-B3E7-BAB4BA08DFBB} + PortAudioJNI + Win32Proj + + + + DynamicLibrary + Unicode + true + + + DynamicLibrary + Unicode + true + + + DynamicLibrary + Unicode + + + DynamicLibrary + Unicode + + + + + + + + + + + + + + + + + + + <_ProjectFileVersion>10.0.30319.1 + ..\..\..\..\jportaudio\ + ..\..\..\..\jportaudio\ + $(Configuration)\ + $(Configuration)\ + true + true + ..\..\..\..\jportaudio\ + ..\..\..\..\jportaudio\ + $(Configuration)\ + $(Configuration)\ + false + false + jportaudio_x64 + jportaudio_x86 + jportaudio_x86 + jportaudio_x64 + + + + Disabled + ..\..\..\..\..\..\include;%JAVA_HOME%\include;%JAVA_HOME%\include\win32 + WIN32;_DEBUG;_WINDOWS;_USRDLL;PORTAUDIOJNI_EXPORTS;%(PreprocessorDefinitions) + true + EnableFastChecks + MultiThreadedDebugDLL + + + Level3 + EditAndContinue + + + true + Windows + MachineX86 + + + + + Disabled + ..\..\..\..\..\..\include;%JAVA_HOME%\include;%JAVA_HOME%\include\win32 + WIN32;_DEBUG;_WINDOWS;_USRDLL;PORTAUDIOJNI_EXPORTS;%(PreprocessorDefinitions) + EnableFastChecks + MultiThreadedDebugDLL + + + Level3 + ProgramDatabase + + + true + Windows + + + + + MaxSpeed + true + WIN32;NDEBUG;_WINDOWS;_USRDLL;PORTAUDIOJNI_EXPORTS;%(PreprocessorDefinitions) + MultiThreadedDLL + true + + + Level3 + ProgramDatabase + ..\..\..\..\..\..\include;%JAVA_HOME%\include;%JAVA_HOME%\include\win32 + + + true + Windows + true + true + MachineX86 + + + + + MaxSpeed + true + WIN32;NDEBUG;_WINDOWS;_USRDLL;PORTAUDIOJNI_EXPORTS;%(PreprocessorDefinitions) + MultiThreadedDLL + true + + + Level3 + ProgramDatabase + ..\..\..\..\..\..\include;%JAVA_HOME%\include;%JAVA_HOME%\include\win32 + + + true + Windows + true + true + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.c b/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.c new file mode 100644 index 0000000..64d8213 --- /dev/null +++ b/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.c @@ -0,0 +1,352 @@ +/* + * Portable Audio I/O Library + * Java Binding for PortAudio + * + * Based on the Open Source API proposed by Ross Bencina + * Copyright (c) 2008 Ross Bencina + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files + * (the "Software"), to deal in the Software without restriction, + * including without limitation the rights to use, copy, modify, merge, + * publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * The text above constitutes the entire PortAudio license; however, + * the PortAudio community also makes the following non-binding requests: + * + * Any person wishing to distribute modifications to the Software is + * requested to send the modifications to the original developer so that + * they can be incorporated into the canonical version. It is also + * requested that these non-binding requests be included along with the + * license above. + */ + +#include "com_portaudio_BlockingStream.h" +#include "portaudio.h" +#include "jpa_tools.h" + +#ifndef FALSE +#define FALSE (0) +#endif +#ifndef TRUE +#define TRUE (!FALSE) +#endif + +/* + * Class: com_portaudio_BlockingStream + * Method: getReadAvailable + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_BlockingStream_getReadAvailable + (JNIEnv *env, jobject blockingStream) +{ + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( stream == NULL ) return 0; + return Pa_GetStreamReadAvailable( stream ); +} + +/* + * Class: com_portaudio_BlockingStream + * Method: getWriteAvailable + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_BlockingStream_getWriteAvailable + (JNIEnv *env, jobject blockingStream) +{ + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( stream == NULL ) return 0; + return Pa_GetStreamWriteAvailable( stream ); +} + + +/* + * Class: com_portaudio_BlockingStream + * Method: writeFloats + * Signature: ([FI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_writeFloats + (JNIEnv *env, jobject blockingStream, jfloatArray buffer, jint numFrames) +{ + jfloat *carr; + jint err; + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( buffer == NULL ) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "null stream buffer"); + return FALSE; + } + carr = (*env)->GetFloatArrayElements(env, buffer, NULL); + if (carr == NULL) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "invalid stream buffer"); + return FALSE; + } + err = Pa_WriteStream( stream, carr, numFrames ); + (*env)->ReleaseFloatArrayElements(env, buffer, carr, 0); + if( err == paOutputUnderflowed ) + { + return TRUE; + } + else + { + jpa_CheckError( env, err ); + return FALSE; + } +} + +/* + * Class: com_portaudio_BlockingStream + * Method: readFloats + * Signature: ([FI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_readFloats + (JNIEnv *env, jobject blockingStream, jfloatArray buffer, jint numFrames) +{ + jfloat *carr; + jint err; + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( buffer == NULL ) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "null stream buffer"); + return FALSE; + } + carr = (*env)->GetFloatArrayElements(env, buffer, NULL); + if (carr == NULL) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "invalid stream buffer"); + return FALSE; + } + err = Pa_ReadStream( stream, carr, numFrames ); + (*env)->ReleaseFloatArrayElements(env, buffer, carr, 0); + if( err == paInputOverflowed ) + { + return TRUE; + } + else + { + jpa_CheckError( env, err ); + return FALSE; + } +} + +/* + * Class: com_portaudio_BlockingStream + * Method: writeShorts + * Signature: ([SI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_writeShorts + (JNIEnv *env, jobject blockingStream, jfloatArray buffer, jint numFrames) +{ + jshort *carr; + jint err; + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( buffer == NULL ) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "null stream buffer"); + return FALSE; + } + carr = (*env)->GetShortArrayElements(env, buffer, NULL); + if (carr == NULL) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "invalid stream buffer"); + return FALSE; + } + err = Pa_WriteStream( stream, carr, numFrames ); + (*env)->ReleaseShortArrayElements(env, buffer, carr, 0); + if( err == paOutputUnderflowed ) + { + return TRUE; + } + else + { + jpa_CheckError( env, err ); + return FALSE; + } +} + +/* + * Class: com_portaudio_BlockingStream + * Method: readShorts + * Signature: ([SI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_readShorts + (JNIEnv *env, jobject blockingStream, jfloatArray buffer, jint numFrames) +{ + jshort *carr; + jint err; + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( buffer == NULL ) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "null stream buffer"); + return FALSE; + } + carr = (*env)->GetShortArrayElements(env, buffer, NULL); + if (carr == NULL) + { + (*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"), + "invalid stream buffer"); + return FALSE; + } + err = Pa_ReadStream( stream, carr, numFrames ); + (*env)->ReleaseShortArrayElements(env, buffer, carr, 0); + if( err == paInputOverflowed ) + { + return TRUE; + } + else + { + jpa_CheckError( env, err ); + return FALSE; + } +} + +/* + * Class: com_portaudio_BlockingStream + * Method: start + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_start + (JNIEnv *env, jobject blockingStream ) +{ + PaStream *stream = jpa_GetStreamPointer( env, blockingStream ); + int err = Pa_StartStream( stream ); + jpa_CheckError( env, err ); +} + +/* + * Class: com_portaudio_BlockingStream + * Method: stop + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_stop + (JNIEnv *env, jobject blockingStream ) +{ + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + int err = Pa_StopStream( stream ); + jpa_CheckError( env, err ); +} +/* + * Class: com_portaudio_BlockingStream + * Method: abort + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_abort + (JNIEnv *env, jobject blockingStream ) +{ + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + int err = Pa_AbortStream( stream ); + jpa_CheckError( env, err ); +} + +/* + * Class: com_portaudio_BlockingStream + * Method: close + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_close + (JNIEnv *env, jobject blockingStream ) +{ + jclass cls; + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( stream != NULL ) + { + int err = Pa_CloseStream( stream ); + jpa_CheckError( env, err ); + cls = (*env)->GetObjectClass(env, blockingStream); + jpa_SetLongField( env, cls, blockingStream, "nativeStream", (jlong) 0 ); + } +} + +/* + * Class: com_portaudio_BlockingStream + * Method: isStopped + * Signature: ()V + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_isStopped + (JNIEnv *env, jobject blockingStream ) +{ + int err; + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( stream == NULL ) return 1; + err = Pa_IsStreamStopped( stream ); + return (jpa_CheckError( env, err ) > 0); +} +/* + * Class: com_portaudio_BlockingStream + * Method: isActive + * Signature: ()V + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_isActive + (JNIEnv *env, jobject blockingStream ) +{ + int err; + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( stream == NULL ) return 0; + err = Pa_IsStreamActive( stream ); + return (jpa_CheckError( env, err ) > 0); +} + + +/* + * Class: com_portaudio_BlockingStream + * Method: getTime + * Signature: ()D + */ +JNIEXPORT jdouble JNICALL Java_com_portaudio_BlockingStream_getTime + (JNIEnv *env, jobject blockingStream ) +{ + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + if( stream == NULL ) return 0.0; + return Pa_GetStreamTime( stream ); +} + + +/* + * Class: com_portaudio_BlockingStream + * Method: getInfo + * Signature: ()Lcom/portaudio/StreamInfo; + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_getInfo + (JNIEnv *env, jobject blockingStream, jobject streamInfo) +{ + + PaStream *stream =jpa_GetStreamPointer( env, blockingStream ); + const PaStreamInfo *info = Pa_GetStreamInfo( stream ); + if( streamInfo == NULL ) + { + jpa_ThrowError( env, "Invalid stream." ); + } + else + { + /* Get a reference to obj's class */ + jclass cls = (*env)->GetObjectClass(env, streamInfo); + + jpa_SetIntField( env, cls, streamInfo, "structVersion", info->structVersion ); + jpa_SetDoubleField( env, cls, streamInfo, "inputLatency", info->inputLatency ); + jpa_SetDoubleField( env, cls, streamInfo, "outputLatency", info->outputLatency ); + jpa_SetDoubleField( env, cls, streamInfo, "sampleRate", info->sampleRate ); + } +} + diff --git a/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.h b/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.h new file mode 100644 index 0000000..e405fae --- /dev/null +++ b/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.h @@ -0,0 +1,130 @@ +/* DO NOT EDIT THIS FILE - it is machine generated */ +#if defined(__APPLE__) +#include +#else +#include +#endif + +/* Header for class com_portaudio_BlockingStream */ + +#ifndef _Included_com_portaudio_BlockingStream +#define _Included_com_portaudio_BlockingStream +#ifdef __cplusplus +extern "C" { +#endif +/* + * Class: com_portaudio_BlockingStream + * Method: getReadAvailable + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_BlockingStream_getReadAvailable + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: getWriteAvailable + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_BlockingStream_getWriteAvailable + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: readFloats + * Signature: ([FI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_readFloats + (JNIEnv *, jobject, jfloatArray, jint); + +/* + * Class: com_portaudio_BlockingStream + * Method: writeFloats + * Signature: ([FI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_writeFloats + (JNIEnv *, jobject, jfloatArray, jint); + +/* + * Class: com_portaudio_BlockingStream + * Method: readShorts + * Signature: ([SI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_readShorts + (JNIEnv *, jobject, jshortArray, jint); + +/* + * Class: com_portaudio_BlockingStream + * Method: writeShorts + * Signature: ([SI)Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_writeShorts + (JNIEnv *, jobject, jshortArray, jint); + +/* + * Class: com_portaudio_BlockingStream + * Method: start + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_start + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: stop + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_stop + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: abort + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_abort + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: close + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_close + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: isStopped + * Signature: ()Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_isStopped + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: isActive + * Signature: ()Z + */ +JNIEXPORT jboolean JNICALL Java_com_portaudio_BlockingStream_isActive + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: getTime + * Signature: ()D + */ +JNIEXPORT jdouble JNICALL Java_com_portaudio_BlockingStream_getTime + (JNIEnv *, jobject); + +/* + * Class: com_portaudio_BlockingStream + * Method: getInfo + * Signature: (Lcom/portaudio/StreamInfo;)V + */ +JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_getInfo + (JNIEnv *, jobject, jobject); + +#ifdef __cplusplus +} +#endif +#endif diff --git a/portaudio/bindings/java/c/src/com_portaudio_PortAudio.c b/portaudio/bindings/java/c/src/com_portaudio_PortAudio.c new file mode 100644 index 0000000..77c42eb --- /dev/null +++ b/portaudio/bindings/java/c/src/com_portaudio_PortAudio.c @@ -0,0 +1,279 @@ +/* + * Portable Audio I/O Library + * Java Binding for PortAudio + * + * Based on the Open Source API proposed by Ross Bencina + * Copyright (c) 2008 Ross Bencina + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files + * (the "Software"), to deal in the Software without restriction, + * including without limitation the rights to use, copy, modify, merge, + * publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * The text above constitutes the entire PortAudio license; however, + * the PortAudio community also makes the following non-binding requests: + * + * Any person wishing to distribute modifications to the Software is + * requested to send the modifications to the original developer so that + * they can be incorporated into the canonical version. It is also + * requested that these non-binding requests be included along with the + * license above. + */ + +#include "com_portaudio_PortAudio.h" +#include "portaudio.h" +#include "jpa_tools.h" + +/* + * Class: com_portaudio_PortAudio + * Method: getVersion + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getVersion + (JNIEnv *env, jclass clazz) +{ + return Pa_GetVersion(); +} + +/* + * Class: com_portaudio_PortAudio + * Method: getVersionText + * Signature: ()Ljava/lang/String; + */ +JNIEXPORT jstring JNICALL Java_com_portaudio_PortAudio_getVersionText + (JNIEnv *env, jclass clazz) +{ + return (*env)->NewStringUTF(env, Pa_GetVersionText() ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: initialize + * Signature: ()I + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_initialize + (JNIEnv *env, jclass clazz) +{ + PaError err = Pa_Initialize(); + jpa_CheckError( env, err ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: terminate + * Signature: ()I + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_terminate + (JNIEnv *env, jclass clazz) +{ + PaError err = Pa_Terminate(); + jpa_CheckError( env, err ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: getDeviceCount + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDeviceCount + (JNIEnv *env, jclass clazz) +{ + jint count = Pa_GetDeviceCount(); + return jpa_CheckError( env, count ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: getDeviceInfo + * Signature: (ILcom/portaudio/DeviceInfo;)I + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_getDeviceInfo + (JNIEnv *env, jclass clazz, jint index, jobject deviceInfo) +{ + const PaDeviceInfo *info; + /* Get a reference to obj's class */ + jclass cls = (*env)->GetObjectClass(env, deviceInfo); + + info = Pa_GetDeviceInfo( index ); + if( info == NULL ) + { + jpa_ThrowError( env, "Pa_GetDeviceInfo returned NULL." ); + } + else + { + jpa_SetStringField( env, cls, deviceInfo, "name", info->name ); + jpa_SetIntField( env, cls, deviceInfo, "maxInputChannels", info->maxInputChannels ); + jpa_SetIntField( env, cls, deviceInfo, "maxOutputChannels", info->maxOutputChannels ); + jpa_SetIntField( env, cls, deviceInfo, "hostApi", info->hostApi ); + jpa_SetDoubleField( env, cls, deviceInfo, "defaultSampleRate", info->defaultSampleRate ); + jpa_SetDoubleField( env, cls, deviceInfo, "defaultLowInputLatency", info->defaultLowInputLatency ); + jpa_SetDoubleField( env, cls, deviceInfo, "defaultLowInputLatency", info->defaultHighInputLatency ); + jpa_SetDoubleField( env, cls, deviceInfo, "defaultLowOutputLatency", info->defaultLowOutputLatency ); + jpa_SetDoubleField( env, cls, deviceInfo, "defaultHighOutputLatency", info->defaultHighOutputLatency ); + } +} + +/* + * Class: com_portaudio_PortAudio + * Method: geHostApiCount + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getHostApiCount + (JNIEnv *env, jclass clazz) +{ + jint count = Pa_GetHostApiCount(); + return jpa_CheckError( env, count ); +} + + +/* + * Class: com_portaudio_PortAudio + * Method: hostApiTypeIdToHostApiIndex + * Signature: (I)I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_hostApiTypeIdToHostApiIndex + (JNIEnv *env, jclass clazz, jint hostApiType) +{ + return Pa_HostApiTypeIdToHostApiIndex( (PaHostApiTypeId) hostApiType ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: hostApiDeviceIndexToDeviceIndex + * Signature: (II)I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_hostApiDeviceIndexToDeviceIndex + (JNIEnv *env, jclass clazz, jint hostApiIndex, jint apiDeviceIndex) +{ + return Pa_HostApiDeviceIndexToDeviceIndex( hostApiIndex, apiDeviceIndex ); +} + + +/* + * Class: com_portaudio_PortAudio + * Method: getHostApiInfo + * Signature: (ILcom/portaudio/HostApiInfo;)I + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_getHostApiInfo + (JNIEnv *env, jclass clazz, jint index, jobject hostApiInfo) +{ + const PaHostApiInfo *info; + /* Get a reference to obj's class */ + jclass cls = (*env)->GetObjectClass(env, hostApiInfo); + + info = Pa_GetHostApiInfo( index ); + if( info == NULL ) + { + jpa_ThrowError( env, "Pa_GetHostApiInfo returned NULL." ); + } + else + { + jpa_SetIntField( env, cls, hostApiInfo, "version", info->structVersion ); + jpa_SetIntField( env, cls, hostApiInfo, "type", info->type ); + jpa_SetStringField( env, cls, hostApiInfo, "name", info->name ); + jpa_SetIntField( env, cls, hostApiInfo, "deviceCount", info->deviceCount ); + jpa_SetIntField( env, cls, hostApiInfo, "defaultInputDevice", info->defaultInputDevice ); + jpa_SetIntField( env, cls, hostApiInfo, "defaultOutputDevice", info->defaultOutputDevice ); + } +} + +/* + * Class: com_portaudio_PortAudio + * Method: getDefaultInputDevice + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultInputDevice + (JNIEnv *env, jclass clazz) +{ + jint deviceId = Pa_GetDefaultInputDevice(); + return jpa_CheckError( env, deviceId ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: getDefaultOutputDevice + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultOutputDevice + (JNIEnv *env, jclass clazz) +{ + jint deviceId = Pa_GetDefaultOutputDevice(); + return jpa_CheckError( env, deviceId ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: getDefaultHostApi + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultHostApi + (JNIEnv *env, jclass clazz) +{ + jint deviceId = Pa_GetDefaultHostApi(); + return jpa_CheckError( env, deviceId ); +} + +/* + * Class: com_portaudio_PortAudio + * Method: isFormatSupported + * Signature: (Lcom/portaudio/StreamParameters;Lcom/portaudio/StreamParameters;I)I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_isFormatSupported + (JNIEnv *env, jclass clazz, jobject inParams, jobject outParams, jint sampleRate ) +{ + PaStreamParameters myInParams, *paInParams; + PaStreamParameters myOutParams, *paOutParams; + + paInParams = jpa_FillStreamParameters( env, inParams, &myInParams ); + paOutParams = jpa_FillStreamParameters( env, outParams, &myOutParams ); + + return Pa_IsFormatSupported( paInParams, paOutParams, sampleRate ); + +} + +/* + * Class: com_portaudio_PortAudio + * Method: openStream + * Signature: (Lcom/portaudio/BlockingStream;Lcom/portaudio/StreamParameters;Lcom/portaudio/StreamParameters;III)I + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_openStream + (JNIEnv *env, jclass clazz, jobject blockingStream, jobject inParams, jobject outParams, jint sampleRate, jint framesPerBuffer, jint flags ) +{ + int err; + PaStreamParameters myInParams, *paInParams; + PaStreamParameters myOutParams, *paOutParams; + PaStream *stream; + + paInParams = jpa_FillStreamParameters( env, inParams, &myInParams ); + paOutParams = jpa_FillStreamParameters( env, outParams, &myOutParams ); + err = Pa_OpenStream( &stream, paInParams, paOutParams, sampleRate, framesPerBuffer, flags, NULL, NULL ); + if( jpa_CheckError( env, err ) == 0 ) + { + jclass cls = (*env)->GetObjectClass(env, blockingStream); + jpa_SetLongField( env, cls, blockingStream, "nativeStream", (jlong) stream ); + if( paInParams != NULL ) + { + jpa_SetIntField( env, cls, blockingStream, "inputFormat", paInParams->sampleFormat ); + } + if( paOutParams != NULL ) + { + jpa_SetIntField( env, cls, blockingStream, "outputFormat", paOutParams->sampleFormat ); + } + } +} diff --git a/portaudio/bindings/java/c/src/com_portaudio_PortAudio.h b/portaudio/bindings/java/c/src/com_portaudio_PortAudio.h new file mode 100644 index 0000000..ed806ac --- /dev/null +++ b/portaudio/bindings/java/c/src/com_portaudio_PortAudio.h @@ -0,0 +1,183 @@ +/* DO NOT EDIT THIS FILE - it is machine generated */ +#if defined(__APPLE__) +#include +#else +#include +#endif +/* Header for class com_portaudio_PortAudio */ + +#ifndef _Included_com_portaudio_PortAudio +#define _Included_com_portaudio_PortAudio +#ifdef __cplusplus +extern "C" { +#endif +#undef com_portaudio_PortAudio_FLAG_CLIP_OFF +#define com_portaudio_PortAudio_FLAG_CLIP_OFF 1L +#undef com_portaudio_PortAudio_FLAG_DITHER_OFF +#define com_portaudio_PortAudio_FLAG_DITHER_OFF 2L +#undef com_portaudio_PortAudio_FORMAT_FLOAT_32 +#define com_portaudio_PortAudio_FORMAT_FLOAT_32 1L +#undef com_portaudio_PortAudio_FORMAT_INT_32 +#define com_portaudio_PortAudio_FORMAT_INT_32 2L +#undef com_portaudio_PortAudio_FORMAT_INT_24 +#define com_portaudio_PortAudio_FORMAT_INT_24 4L +#undef com_portaudio_PortAudio_FORMAT_INT_16 +#define com_portaudio_PortAudio_FORMAT_INT_16 8L +#undef com_portaudio_PortAudio_FORMAT_INT_8 +#define com_portaudio_PortAudio_FORMAT_INT_8 16L +#undef com_portaudio_PortAudio_FORMAT_UINT_8 +#define com_portaudio_PortAudio_FORMAT_UINT_8 32L +#undef com_portaudio_PortAudio_HOST_API_TYPE_DEV +#define com_portaudio_PortAudio_HOST_API_TYPE_DEV 0L +#undef com_portaudio_PortAudio_HOST_API_TYPE_DIRECTSOUND +#define com_portaudio_PortAudio_HOST_API_TYPE_DIRECTSOUND 1L +#undef com_portaudio_PortAudio_HOST_API_TYPE_MME +#define com_portaudio_PortAudio_HOST_API_TYPE_MME 2L +#undef com_portaudio_PortAudio_HOST_API_TYPE_ASIO +#define com_portaudio_PortAudio_HOST_API_TYPE_ASIO 3L +#undef com_portaudio_PortAudio_HOST_API_TYPE_SOUNDMANAGER +#define com_portaudio_PortAudio_HOST_API_TYPE_SOUNDMANAGER 4L +#undef com_portaudio_PortAudio_HOST_API_TYPE_COREAUDIO +#define com_portaudio_PortAudio_HOST_API_TYPE_COREAUDIO 5L +#undef com_portaudio_PortAudio_HOST_API_TYPE_OSS +#define com_portaudio_PortAudio_HOST_API_TYPE_OSS 7L +#undef com_portaudio_PortAudio_HOST_API_TYPE_ALSA +#define com_portaudio_PortAudio_HOST_API_TYPE_ALSA 8L +#undef com_portaudio_PortAudio_HOST_API_TYPE_AL +#define com_portaudio_PortAudio_HOST_API_TYPE_AL 9L +#undef com_portaudio_PortAudio_HOST_API_TYPE_BEOS +#define com_portaudio_PortAudio_HOST_API_TYPE_BEOS 10L +#undef com_portaudio_PortAudio_HOST_API_TYPE_WDMKS +#define com_portaudio_PortAudio_HOST_API_TYPE_WDMKS 11L +#undef com_portaudio_PortAudio_HOST_API_TYPE_JACK +#define com_portaudio_PortAudio_HOST_API_TYPE_JACK 12L +#undef com_portaudio_PortAudio_HOST_API_TYPE_WASAPI +#define com_portaudio_PortAudio_HOST_API_TYPE_WASAPI 13L +#undef com_portaudio_PortAudio_HOST_API_TYPE_AUDIOSCIENCE +#define com_portaudio_PortAudio_HOST_API_TYPE_AUDIOSCIENCE 14L +#undef com_portaudio_PortAudio_HOST_API_TYPE_COUNT +#define com_portaudio_PortAudio_HOST_API_TYPE_COUNT 15L +/* + * Class: com_portaudio_PortAudio + * Method: getVersion + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getVersion + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: getVersionText + * Signature: ()Ljava/lang/String; + */ +JNIEXPORT jstring JNICALL Java_com_portaudio_PortAudio_getVersionText + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: initialize + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_initialize + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: terminate + * Signature: ()V + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_terminate + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: getDeviceCount + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDeviceCount + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: getDeviceInfo + * Signature: (ILcom/portaudio/DeviceInfo;)V + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_getDeviceInfo + (JNIEnv *, jclass, jint, jobject); + +/* + * Class: com_portaudio_PortAudio + * Method: getHostApiCount + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getHostApiCount + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: getHostApiInfo + * Signature: (ILcom/portaudio/HostApiInfo;)V + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_getHostApiInfo + (JNIEnv *, jclass, jint, jobject); + +/* + * Class: com_portaudio_PortAudio + * Method: hostApiTypeIdToHostApiIndex + * Signature: (I)I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_hostApiTypeIdToHostApiIndex + (JNIEnv *, jclass, jint); + +/* + * Class: com_portaudio_PortAudio + * Method: hostApiDeviceIndexToDeviceIndex + * Signature: (II)I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_hostApiDeviceIndexToDeviceIndex + (JNIEnv *, jclass, jint, jint); + +/* + * Class: com_portaudio_PortAudio + * Method: getDefaultInputDevice + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultInputDevice + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: getDefaultOutputDevice + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultOutputDevice + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: getDefaultHostApi + * Signature: ()I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_getDefaultHostApi + (JNIEnv *, jclass); + +/* + * Class: com_portaudio_PortAudio + * Method: isFormatSupported + * Signature: (Lcom/portaudio/StreamParameters;Lcom/portaudio/StreamParameters;I)I + */ +JNIEXPORT jint JNICALL Java_com_portaudio_PortAudio_isFormatSupported + (JNIEnv *, jclass, jobject, jobject, jint); + +/* + * Class: com_portaudio_PortAudio + * Method: openStream + * Signature: (Lcom/portaudio/BlockingStream;Lcom/portaudio/StreamParameters;Lcom/portaudio/StreamParameters;III)V + */ +JNIEXPORT void JNICALL Java_com_portaudio_PortAudio_openStream + (JNIEnv *, jclass, jobject, jobject, jobject, jint, jint, jint); + +#ifdef __cplusplus +} +#endif +#endif diff --git a/portaudio/bindings/java/c/src/jpa_tools.c b/portaudio/bindings/java/c/src/jpa_tools.c new file mode 100644 index 0000000..e3f903a --- /dev/null +++ b/portaudio/bindings/java/c/src/jpa_tools.c @@ -0,0 +1,208 @@ +/* + * Portable Audio I/O Library + * Java Binding for PortAudio + * + * Based on the Open Source API proposed by Ross Bencina + * Copyright (c) 2008 Ross Bencina + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files + * (the "Software"), to deal in the Software without restriction, + * including without limitation the rights to use, copy, modify, merge, + * publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * The text above constitutes the entire PortAudio license; however, + * the PortAudio community also makes the following non-binding requests: + * + * Any person wishing to distribute modifications to the Software is + * requested to send the modifications to the original developer so that + * they can be incorporated into the canonical version. It is also + * requested that these non-binding requests be included along with the + * license above. + */ + +#include "com_portaudio_PortAudio.h" +#include "portaudio.h" +#include "jpa_tools.h" + +jint jpa_GetIntField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName ) +{ + /* Look for the instance field maxInputChannels in cls */ + jfieldID fid = (*env)->GetFieldID(env, cls, fieldName, "I"); + if (fid == NULL) + { + jpa_ThrowError( env, "Cannot find integer JNI field." ); + return 0; + } + else + { + return (*env)->GetIntField(env, obj, fid ); + } +} + +void jpa_SetIntField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, jint value ) +{ + /* Look for the instance field maxInputChannels in cls */ + jfieldID fid = (*env)->GetFieldID(env, cls, fieldName, "I"); + if (fid == NULL) + { + jpa_ThrowError( env, "Cannot find integer JNI field." ); + } + else + { + (*env)->SetIntField(env, obj, fid, value ); + } +} + +jlong jpa_GetLongField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName ) +{ + /* Look for the instance field maxInputChannels in cls */ + jfieldID fid = (*env)->GetFieldID(env, cls, fieldName, "J"); + if (fid == NULL) + { + jpa_ThrowError( env, "Cannot find long JNI field." ); + return 0L; + } + else + { + return (*env)->GetLongField(env, obj, fid ); + } +} + +void jpa_SetLongField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, jlong value ) +{ + /* Look for the instance field maxInputChannels in cls */ + jfieldID fid = (*env)->GetFieldID(env, cls, fieldName, "J"); + if (fid == NULL) + { + jpa_ThrowError( env, "Cannot find long JNI field." ); + } + else + { + (*env)->SetLongField(env, obj, fid, value ); + } +} + + +void jpa_SetDoubleField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, jdouble value ) +{ + /* Look for the instance field maxInputChannels in cls */ + jfieldID fid = (*env)->GetFieldID(env, cls, fieldName, "D"); + if (fid == NULL) + { + jpa_ThrowError( env, "Cannot find double JNI field." ); + } + else + { + (*env)->SetDoubleField(env, obj, fid, value ); + } +} + + +jdouble jpa_GetDoubleField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName ) +{ + /* Look for the instance field maxInputChannels in cls */ + jfieldID fid = (*env)->GetFieldID(env, cls, fieldName, "D"); + if (fid == NULL) + { + jpa_ThrowError( env, "Cannot find double JNI field." ); + return 0; + } + else + { + return (*env)->GetDoubleField(env, obj, fid ); + } +} + +void jpa_SetStringField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, const char *value ) +{ + /* Look for the instance field maxInputChannels in cls */ + jfieldID fid = (*env)->GetFieldID(env, cls, fieldName, "Ljava/lang/String;"); + if (fid == NULL) + { + jpa_ThrowError( env, "Cannot find String JNI field." ); + } + else + { + jstring jstr = (*env)->NewStringUTF(env, value); + if (jstr == NULL) + { + jpa_ThrowError( env, "Cannot create new String." ); + } + else + { + (*env)->SetObjectField(env, obj, fid, jstr ); + } + } +} + +PaStreamParameters *jpa_FillStreamParameters( JNIEnv *env, jobject jstreamParam, PaStreamParameters *myParams ) +{ + jclass cls; + + if( jstreamParam == NULL ) return NULL; // OK, not an error + + cls = (*env)->GetObjectClass(env, jstreamParam); + + myParams->channelCount = jpa_GetIntField( env, cls, jstreamParam, "channelCount" ); + myParams->device = jpa_GetIntField( env, cls, jstreamParam, "device" ); + myParams->sampleFormat = jpa_GetIntField( env, cls, jstreamParam, "sampleFormat" ); + myParams->suggestedLatency = jpa_GetDoubleField( env, cls, jstreamParam, "suggestedLatency" ); + myParams->hostApiSpecificStreamInfo = NULL; + + return myParams; +} + +// Create an exception that will be thrown when we return from the JNI call. +jint jpa_ThrowError( JNIEnv *env, const char *message ) +{ + return (*env)->ThrowNew(env, (*env)->FindClass( env, "java/lang/RuntimeException"), + message ); +} + +// Throw an exception on error. +jint jpa_CheckError( JNIEnv *env, PaError err ) +{ + if( err == -1 ) + { + return jpa_ThrowError( env, "-1, possibly no available default device" ); + } + else if( err < 0 ) + { + if( err == paUnanticipatedHostError ) + { + const PaHostErrorInfo *hostErrorInfo = Pa_GetLastHostErrorInfo(); + return jpa_ThrowError( env, hostErrorInfo->errorText ); + } + else + { + return jpa_ThrowError( env, Pa_GetErrorText( err ) ); + } + } + else + { + return err; + } +} + +// Get the stream pointer from a BlockingStream long field. +PaStream *jpa_GetStreamPointer( JNIEnv *env, jobject blockingStream ) +{ + jclass cls = (*env)->GetObjectClass(env, blockingStream); + return (PaStream *) jpa_GetLongField( env, cls, blockingStream, "nativeStream" ); +} diff --git a/portaudio/bindings/java/c/src/jpa_tools.h b/portaudio/bindings/java/c/src/jpa_tools.h new file mode 100644 index 0000000..11e724c --- /dev/null +++ b/portaudio/bindings/java/c/src/jpa_tools.h @@ -0,0 +1,62 @@ +/* + * Portable Audio I/O Library + * Java Binding for PortAudio + * + * Based on the Open Source API proposed by Ross Bencina + * Copyright (c) 2008 Ross Bencina + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files + * (the "Software"), to deal in the Software without restriction, + * including without limitation the rights to use, copy, modify, merge, + * publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF + * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * The text above constitutes the entire PortAudio license; however, + * the PortAudio community also makes the following non-binding requests: + * + * Any person wishing to distribute modifications to the Software is + * requested to send the modifications to the original developer so that + * they can be incorporated into the canonical version. It is also + * requested that these non-binding requests be included along with the + * license above. + */ + +#include "com_portaudio_PortAudio.h" +#include "portaudio.h" + +#ifndef JPA_TOOLS_H +#define JPA_TOOLS_H + +jint jpa_GetIntField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName ); +void jpa_SetIntField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, jint value ); + +jlong jpa_GetLongField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName ); +void jpa_SetLongField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, jlong value ); + +jdouble jpa_GetDoubleField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName ); +void jpa_SetDoubleField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, jdouble value ); + +void jpa_SetStringField( JNIEnv *env, jclass cls, jobject obj, const char *fieldName, const char *value ); +PaStreamParameters *jpa_FillStreamParameters( JNIEnv *env, jobject jstreamParam, PaStreamParameters *myParams ); + +jint jpa_CheckError( JNIEnv *env, PaError err ); +jint jpa_ThrowError( JNIEnv *env, const char *message ); + +PaStream *jpa_GetStreamPointer( JNIEnv *env, jobject blockingStream ); + +#endif /* JPA_TOOLS_H */ -- cgit v1.2.1