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Initial check-in for an experimental Java binding for PortAudio called JPortAudio.

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This commit is contained in:
philburk 2012-09-01 18:43:58 +00:00
commit e58d315241
24 changed files with 2782 additions and 4 deletions
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312
bindings/java/c/src/com_portaudio_BlockingStream.c Normal file
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/*
* 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"
/*
* 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)V
*/
JNIEXPORT void 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;
}
carr = (*env)->GetFloatArrayElements(env, buffer, NULL);
if (carr == NULL)
{
(*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"),
"invalid stream buffer");
return;
}
err = Pa_WriteStream( stream, carr, numFrames );
(*env)->ReleaseFloatArrayElements(env, buffer, carr, 0);
jpa_CheckError( env, err );
}
/*
* Class: com_portaudio_BlockingStream
* Method: readFloats
* Signature: ([FI)V
*/
JNIEXPORT void 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;
}
carr = (*env)->GetFloatArrayElements(env, buffer, NULL);
if (carr == NULL)
{
(*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"),
"invalid stream buffer");
return;
}
err = Pa_ReadStream( stream, carr, numFrames );
(*env)->ReleaseFloatArrayElements(env, buffer, carr, 0);
jpa_CheckError( env, err );
}
/*
* Class: com_portaudio_BlockingStream
* Method: writeShorts
* Signature: ([FI)V
*/
JNIEXPORT void 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;
}
carr = (*env)->GetShortArrayElements(env, buffer, NULL);
if (carr == NULL)
{
(*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"),
"invalid stream buffer");
return;
}
err = Pa_WriteStream( stream, carr, numFrames );
(*env)->ReleaseShortArrayElements(env, buffer, carr, 0);
jpa_CheckError( env, err );
}
/*
* Class: com_portaudio_BlockingStream
* Method: readShorts
* Signature: ([FI)V
*/
JNIEXPORT void 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;
}
carr = (*env)->GetShortArrayElements(env, buffer, NULL);
if (carr == NULL)
{
(*env)->ThrowNew( env, (*env)->FindClass(env,"java/lang/RuntimeException"),
"invalid stream buffer");
return;
}
err = Pa_ReadStream( stream, carr, numFrames );
(*env)->ReleaseShortArrayElements(env, buffer, carr, 0);
jpa_CheckError( env, err );
}
/*
* 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 );
}
}

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bindings/java/c/src/com_portaudio_BlockingStream.h Normal file
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/* DO NOT EDIT THIS FILE - it is machine generated */
#include <jni.h>
/* 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)V
*/
JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_readFloats
(JNIEnv *, jobject, jfloatArray, jint);
/*
* Class: com_portaudio_BlockingStream
* Method: writeFloats
* Signature: ([FI)V
*/
JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_writeFloats
(JNIEnv *, jobject, jfloatArray, jint);
/*
* Class: com_portaudio_BlockingStream
* Method: readShorts
* Signature: ([SI)V
*/
JNIEXPORT void JNICALL Java_com_portaudio_BlockingStream_readShorts
(JNIEnv *, jobject, jshortArray, jint);
/*
* Class: com_portaudio_BlockingStream
* Method: writeShorts
* Signature: ([SI)V
*/
JNIEXPORT void 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

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bindings/java/c/src/com_portaudio_PortAudio.c Normal file
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/*
* 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 );
}
}
}

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bindings/java/c/src/com_portaudio_PortAudio.h Normal file
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/* DO NOT EDIT THIS FILE - it is machine generated */
#include <jni.h>
/* 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

204
bindings/java/c/src/jpa_tools.c Normal file
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@ -0,0 +1,204 @@
/*
* 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 < 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" );
}

62
bindings/java/c/src/jpa_tools.h Normal file
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/*
* 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 */