1 files changed, 352 insertions, 0 deletions
diff --git a/3rdparty/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.c b/3rdparty/portaudio/bindings/java/c/src/com_portaudio_BlockingStream.c
new file mode 100644
index 0000000..64d8213
--- /dev/null
+++ b/3rdparty/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 );
+	}
+}
+