From a4dd0ad63c00f4dee3b86dfd3075d1d61b2b3180 Mon Sep 17 00:00:00 2001 From: sanine Date: Sat, 27 Aug 2022 23:52:56 -0500 Subject: add plibsys --- .../portaudio/bindings/java/jportaudio/.classpath | 8 + .../portaudio/bindings/java/jportaudio/.project | 17 + .../jportaudio/jtests/com/portaudio/PlaySine.java | 89 ++++ .../jportaudio/jtests/com/portaudio/TestBasic.java | 523 +++++++++++++++++++++ .../src/com/portaudio/BlockingStream.java | 208 ++++++++ .../jportaudio/src/com/portaudio/DeviceInfo.java | 65 +++ .../jportaudio/src/com/portaudio/HostApiInfo.java | 61 +++ .../jportaudio/src/com/portaudio/PortAudio.java | 261 ++++++++++ .../jportaudio/src/com/portaudio/StreamInfo.java | 60 +++ .../src/com/portaudio/StreamParameters.java | 57 +++ 10 files changed, 1349 insertions(+) create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/.classpath create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/.project create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/PlaySine.java create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/TestBasic.java create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/BlockingStream.java create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/DeviceInfo.java create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/HostApiInfo.java create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/PortAudio.java create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamInfo.java create mode 100644 3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamParameters.java (limited to '3rdparty/portaudio/bindings/java/jportaudio') diff --git a/3rdparty/portaudio/bindings/java/jportaudio/.classpath b/3rdparty/portaudio/bindings/java/jportaudio/.classpath new file mode 100644 index 0000000..6bbd70c --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/.classpath @@ -0,0 +1,8 @@ + + + + + + + + diff --git a/3rdparty/portaudio/bindings/java/jportaudio/.project b/3rdparty/portaudio/bindings/java/jportaudio/.project new file mode 100644 index 0000000..8d2a750 --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/.project @@ -0,0 +1,17 @@ + + + JPortAudio + + + + + + org.eclipse.jdt.core.javabuilder + + + + + + org.eclipse.jdt.core.javanature + + diff --git a/3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/PlaySine.java b/3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/PlaySine.java new file mode 100644 index 0000000..ec2cb97 --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/PlaySine.java @@ -0,0 +1,89 @@ + +/** @file + @ingroup bindings_java + + @brief Example that shows how to play sine waves using JPortAudio. +*/ +package com.portaudio; + +import com.portaudio.TestBasic.SineOscillator; + +public class PlaySine +{ + /** + * Write a sine wave to the stream. + * @param stream + * @param framesPerBuffer + * @param numFrames + * @param sampleRate + */ + private void writeSineData( BlockingStream stream, int framesPerBuffer, + int numFrames, int sampleRate ) + { + float[] buffer = new float[framesPerBuffer * 2]; + SineOscillator osc1 = new SineOscillator( 200.0, sampleRate ); + SineOscillator osc2 = new SineOscillator( 300.0, sampleRate ); + int framesLeft = numFrames; + while( framesLeft > 0 ) + { + int index = 0; + int framesToWrite = (framesLeft > framesPerBuffer) ? framesPerBuffer + : framesLeft; + for( int j = 0; j < framesToWrite; j++ ) + { + buffer[index++] = (float) osc1.next(); + buffer[index++] = (float) osc2.next(); + } + stream.write( buffer, framesToWrite ); + framesLeft -= framesToWrite; + } + } + + /** + * Create a stream on the default device then play sine waves. + */ + public void play() + { + PortAudio.initialize(); + + // Get the default device and setup the stream parameters. + int deviceId = PortAudio.getDefaultOutputDevice(); + DeviceInfo deviceInfo = PortAudio.getDeviceInfo( deviceId ); + double sampleRate = deviceInfo.defaultSampleRate; + System.out.println( " deviceId = " + deviceId ); + System.out.println( " sampleRate = " + sampleRate ); + System.out.println( " device name = " + deviceInfo.name ); + + StreamParameters streamParameters = new StreamParameters(); + streamParameters.channelCount = 2; + streamParameters.device = deviceId; + streamParameters.suggestedLatency = deviceInfo.defaultLowOutputLatency; + System.out.println( " suggestedLatency = " + + streamParameters.suggestedLatency ); + + int framesPerBuffer = 256; + int flags = 0; + + // Open a stream for output. + BlockingStream stream = PortAudio.openStream( null, streamParameters, + (int) sampleRate, framesPerBuffer, flags ); + + int numFrames = (int) (sampleRate * 4); // enough for 4 seconds + + stream.start(); + + writeSineData( stream, framesPerBuffer, numFrames, (int) sampleRate ); + + stream.stop(); + stream.close(); + + PortAudio.terminate(); + System.out.println( "JPortAudio test complete." ); + } + + public static void main( String[] args ) + { + PlaySine player = new PlaySine(); + player.play(); + } +} diff --git a/3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/TestBasic.java b/3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/TestBasic.java new file mode 100644 index 0000000..43b8fa7 --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/jtests/com/portaudio/TestBasic.java @@ -0,0 +1,523 @@ +/* + * 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. + */ + +package com.portaudio; + +import junit.framework.TestCase; + +/** + * Test the Java bindings for PortAudio. + * + * @author Phil Burk + * + */ +public class TestBasic extends TestCase +{ + + public void testDeviceCount() + { + PortAudio.initialize(); + assertTrue( "version invalid", (PortAudio.getVersion() > 0) ); + System.out.println( "getVersion = " + PortAudio.getVersion() ); + System.out.println( "getVersionText = " + PortAudio.getVersionText() ); + System.out.println( "getDeviceCount = " + PortAudio.getDeviceCount() ); + assertTrue( "getDeviceCount", (PortAudio.getDeviceCount() > 0) ); + PortAudio.terminate(); + } + + public void testListDevices() + { + PortAudio.initialize(); + int count = PortAudio.getDeviceCount(); + assertTrue( "getDeviceCount", (count > 0) ); + for( int i = 0; i < count; i++ ) + { + DeviceInfo info = PortAudio.getDeviceInfo( i ); + System.out.println( "------------------ #" + i ); + System.out.println( " name = " + info.name ); + System.out.println( " hostApi = " + info.hostApi ); + System.out.println( " maxOutputChannels = " + + info.maxOutputChannels ); + System.out.println( " maxInputChannels = " + + info.maxInputChannels ); + System.out.println( " defaultSampleRate = " + + info.defaultSampleRate ); + System.out.printf( " defaultLowInputLatency = %3d msec\n", + ((int) (info.defaultLowInputLatency * 1000)) ); + System.out.printf( " defaultHighInputLatency = %3d msec\n", + ((int) (info.defaultHighInputLatency * 1000)) ); + System.out.printf( " defaultLowOutputLatency = %3d msec\n", + ((int) (info.defaultLowOutputLatency * 1000)) ); + System.out.printf( " defaultHighOutputLatency = %3d msec\n", + ((int) (info.defaultHighOutputLatency * 1000)) ); + + assertTrue( "some channels", + (info.maxOutputChannels + info.maxInputChannels) > 0 ); + assertTrue( "not too many channels", (info.maxInputChannels < 64) ); + assertTrue( "not too many channels", (info.maxOutputChannels < 64) ); + } + + System.out.println( "defaultInput = " + + PortAudio.getDefaultInputDevice() ); + System.out.println( "defaultOutput = " + + PortAudio.getDefaultOutputDevice() ); + + PortAudio.terminate(); + } + + public void testHostApis() + { + PortAudio.initialize(); + int validApiCount = 0; + for( int hostApiType = 0; hostApiType < PortAudio.HOST_API_TYPE_COUNT; hostApiType++ ) + { + int hostApiIndex = PortAudio + .hostApiTypeIdToHostApiIndex( hostApiType ); + if( hostApiIndex >= 0 ) + { + HostApiInfo info = PortAudio.getHostApiInfo( hostApiIndex ); + System.out.println( "Checking Host API: " + info.name ); + for( int apiDeviceIndex = 0; apiDeviceIndex < info.deviceCount; apiDeviceIndex++ ) + { + int deviceIndex = PortAudio + .hostApiDeviceIndexToDeviceIndex( hostApiIndex, + apiDeviceIndex ); + DeviceInfo deviceInfo = PortAudio + .getDeviceInfo( deviceIndex ); + assertEquals( "host api must match up", hostApiIndex, + deviceInfo.hostApi ); + } + validApiCount++; + } + } + + assertEquals( "host api counts", PortAudio.getHostApiCount(), + validApiCount ); + } + + public void testListHostApis() + { + PortAudio.initialize(); + int count = PortAudio.getHostApiCount(); + assertTrue( "getHostApiCount", (count > 0) ); + for( int i = 0; i < count; i++ ) + { + HostApiInfo info = PortAudio.getHostApiInfo( i ); + System.out.println( "------------------ #" + i ); + System.out.println( " version = " + info.version ); + System.out.println( " name = " + info.name ); + System.out.println( " type = " + info.type ); + System.out.println( " deviceCount = " + info.deviceCount ); + System.out.println( " defaultInputDevice = " + + info.defaultInputDevice ); + System.out.println( " defaultOutputDevice = " + + info.defaultOutputDevice ); + assertTrue( "some devices", info.deviceCount > 0 ); + } + + System.out.println( "------\ndefaultHostApi = " + + PortAudio.getDefaultHostApi() ); + PortAudio.terminate(); + } + + public void testCheckFormat() + { + PortAudio.initialize(); + StreamParameters streamParameters = new StreamParameters(); + streamParameters.device = PortAudio.getDefaultOutputDevice(); + int result = PortAudio + .isFormatSupported( null, streamParameters, 44100 ); + System.out.println( "isFormatSupported returns " + result ); + assertEquals( "default output format", 0, result ); + // Try crazy channelCount + streamParameters.channelCount = 8765; + result = PortAudio.isFormatSupported( null, streamParameters, 44100 ); + System.out.println( "crazy isFormatSupported returns " + result ); + assertTrue( "default output format", (result < 0) ); + PortAudio.terminate(); + } + + static class SineOscillator + { + double phase = 0.0; + double phaseIncrement = 0.01; + + SineOscillator(double freq, int sampleRate) + { + phaseIncrement = freq * Math.PI * 2.0 / sampleRate; + } + + double next() + { + double value = Math.sin( phase ); + phase += phaseIncrement; + if( phase > Math.PI ) + { + phase -= Math.PI * 2.0; + } + return value; + } + } + + public void testStreamError() + { + PortAudio.initialize(); + StreamParameters streamParameters = new StreamParameters(); + streamParameters.sampleFormat = PortAudio.FORMAT_FLOAT_32; + streamParameters.channelCount = 2; + streamParameters.device = PortAudio.getDefaultOutputDevice(); + int framesPerBuffer = 256; + int flags = 0; + BlockingStream stream = PortAudio.openStream( null, streamParameters, + 44100, framesPerBuffer, flags ); + + // Try to write data to a stopped stream. + Throwable caught = null; + try + { + float[] buffer = new float[framesPerBuffer + * streamParameters.channelCount]; + stream.write( buffer, framesPerBuffer ); + } catch( Throwable e ) + { + caught = e; + e.printStackTrace(); + } + + assertTrue( "caught no exception", (caught != null) ); + assertTrue( "exception should say stream is stopped", caught + .getMessage().contains( "stopped" ) ); + + // Try to write null data. + caught = null; + try + { + stream.write( (float[]) null, framesPerBuffer ); + } catch( Throwable e ) + { + caught = e; + e.printStackTrace(); + } + assertTrue( "caught no exception", (caught != null) ); + assertTrue( "exception should say stream is stopped", caught + .getMessage().contains( "null" ) ); + + // Try to write short data to a float stream. + stream.start(); + caught = null; + try + { + short[] buffer = new short[framesPerBuffer + * streamParameters.channelCount]; + stream.write( buffer, framesPerBuffer ); + } catch( Throwable e ) + { + caught = e; + e.printStackTrace(); + } + + assertTrue( "caught no exception", (caught != null) ); + assertTrue( "exception should say tried to", caught.getMessage() + .contains( "Tried to write short" ) ); + + stream.close(); + + PortAudio.terminate(); + } + + public void checkBlockingWriteFloat( int deviceId, double sampleRate ) + { + StreamParameters streamParameters = new StreamParameters(); + streamParameters.channelCount = 2; + streamParameters.device = deviceId; + streamParameters.suggestedLatency = PortAudio + .getDeviceInfo( streamParameters.device ).defaultLowOutputLatency; + System.out.println( "suggestedLatency = " + + streamParameters.suggestedLatency ); + + int framesPerBuffer = 256; + int flags = 0; + BlockingStream stream = PortAudio.openStream( null, streamParameters, + (int) sampleRate, framesPerBuffer, flags ); + assertTrue( "got default stream", stream != null ); + + assertEquals( "stream isStopped", true, stream.isStopped() ); + assertEquals( "stream isActive", false, stream.isActive() ); + + int numFrames = 80000; + double expected = ((double)numFrames) / sampleRate; + stream.start(); + long startTime = System.currentTimeMillis(); + double startStreamTime = stream.getTime(); + assertEquals( "stream isStopped", false, stream.isStopped() ); + assertEquals( "stream isActive", true, stream.isActive() ); + + writeSineData( stream, framesPerBuffer, numFrames, (int) sampleRate ); + + StreamInfo streamInfo = stream.getInfo(); + System.out.println( "inputLatency of a stream = "+ streamInfo.inputLatency ); + System.out.println( "outputLatency of a stream = "+streamInfo.outputLatency ); + System.out.println( "sampleRate of a stream = "+ streamInfo.sampleRate ); + + assertEquals( "inputLatency of a stream ", 0.0, streamInfo.inputLatency, 0.000001 ); + assertTrue( "outputLatency of a stream ",(streamInfo.outputLatency > 0) ); + assertEquals( "sampleRate of a stream ", sampleRate, streamInfo.sampleRate, 3 ); + + double endStreamTime = stream.getTime(); + stream.stop(); + long stopTime = System.currentTimeMillis(); + + System.out.println( "startStreamTime = " + startStreamTime ); + System.out.println( "endStreamTime = " + endStreamTime ); + double elapsedStreamTime = endStreamTime - startStreamTime; + System.out.println( "elapsedStreamTime = " + elapsedStreamTime ); + assertTrue( "elapsedStreamTime: " + elapsedStreamTime, + (elapsedStreamTime > 0.0) ); + assertEquals( "elapsedStreamTime: ", expected, elapsedStreamTime, 0.10 ); + + assertEquals( "stream isStopped", true, stream.isStopped() ); + assertEquals( "stream isActive", false, stream.isActive() ); + stream.close(); + + double elapsed = (stopTime - startTime) / 1000.0; + assertEquals( "elapsed time to play", expected, elapsed, 0.20 ); + } + + public void testBlockingWriteFloat() + { + PortAudio.initialize(); + checkBlockingWriteFloat( PortAudio.getDefaultOutputDevice(), 44100 ); + PortAudio.terminate(); + } + + public void ZtestWriteEachHostAPI() + { + PortAudio.initialize(); + for( int hostApiIndex = 0; hostApiIndex < PortAudio.getHostApiCount(); hostApiIndex++ ) + { + HostApiInfo hostInfo = PortAudio.getHostApiInfo( hostApiIndex ); + System.out.println( "-------------\nWriting using Host API: " + hostInfo.name ); + int deviceId = hostInfo.defaultOutputDevice; + System.out.println( " Device ID =" + deviceId ); + DeviceInfo deviceInfo = PortAudio.getDeviceInfo( deviceId ); + System.out.println( " sampleRate =" + deviceInfo.defaultSampleRate ); + checkBlockingWriteFloat( deviceId, + (int) deviceInfo.defaultSampleRate ); + System.out.println( "Finished with " + hostInfo.name ); + } + PortAudio.terminate(); + } + + private void writeSineData( BlockingStream stream, int framesPerBuffer, + int numFrames, int sampleRate ) + { + float[] buffer = new float[framesPerBuffer * 2]; + SineOscillator osc1 = new SineOscillator( 200.0, sampleRate ); + SineOscillator osc2 = new SineOscillator( 300.0, sampleRate ); + int framesLeft = numFrames; + while( framesLeft > 0 ) + { + int index = 0; + int framesToWrite = (framesLeft > framesPerBuffer) ? framesPerBuffer + : framesLeft; + for( int j = 0; j < framesToWrite; j++ ) + { + buffer[index++] = (float) osc1.next(); + buffer[index++] = (float) osc2.next(); + } + stream.write( buffer, framesToWrite ); + framesLeft -= framesToWrite; + } + } + + private void writeSineDataShort( BlockingStream stream, + int framesPerBuffer, int numFrames ) + { + short[] buffer = new short[framesPerBuffer * 2]; + SineOscillator osc1 = new SineOscillator( 200.0, 44100 ); + SineOscillator osc2 = new SineOscillator( 300.0, 44100 ); + int framesLeft = numFrames; + while( framesLeft > 0 ) + { + int index = 0; + int framesToWrite = (framesLeft > framesPerBuffer) ? framesPerBuffer + : framesLeft; + for( int j = 0; j < framesToWrite; j++ ) + { + buffer[index++] = (short) (osc1.next() * 32767); + buffer[index++] = (short) (osc2.next() * 32767); + } + stream.write( buffer, framesToWrite ); + framesLeft -= framesToWrite; + } + } + + public void testBlockingWriteShort() + { + PortAudio.initialize(); + + StreamParameters streamParameters = new StreamParameters(); + streamParameters.sampleFormat = PortAudio.FORMAT_INT_16; + streamParameters.channelCount = 2; + streamParameters.device = PortAudio.getDefaultOutputDevice(); + streamParameters.suggestedLatency = PortAudio + .getDeviceInfo( streamParameters.device ).defaultLowOutputLatency; + System.out.println( "suggestedLatency = " + + streamParameters.suggestedLatency ); + + int framesPerBuffer = 256; + int flags = 0; + BlockingStream stream = PortAudio.openStream( null, streamParameters, + 44100, framesPerBuffer, flags ); + assertTrue( "got default stream", stream != null ); + + int numFrames = 80000; + stream.start(); + long startTime = System.currentTimeMillis(); + writeSineDataShort( stream, framesPerBuffer, numFrames ); + stream.stop(); + long stopTime = System.currentTimeMillis(); + stream.close(); + + double elapsed = (stopTime - startTime) / 1000.0; + double expected = numFrames / 44100.0; + assertEquals( "elapsed time to play", expected, elapsed, 0.20 ); + PortAudio.terminate(); + } + + public void testRecordPlayFloat() throws InterruptedException + { + checkRecordPlay( PortAudio.FORMAT_FLOAT_32 ); + } + + public void testRecordPlayShort() throws InterruptedException + { + checkRecordPlay( PortAudio.FORMAT_INT_16 ); + } + + public void checkRecordPlay( int sampleFormat ) throws InterruptedException + { + int framesPerBuffer = 256; + int flags = 0; + int sampleRate = 44100; + int numFrames = sampleRate * 3; + float[] floatBuffer = null; + short[] shortBuffer = null; + + PortAudio.initialize(); + StreamParameters inParameters = new StreamParameters(); + inParameters.sampleFormat = sampleFormat; + inParameters.device = PortAudio.getDefaultInputDevice(); + + DeviceInfo info = PortAudio.getDeviceInfo( inParameters.device ); + inParameters.channelCount = (info.maxInputChannels > 2) ? 2 + : info.maxInputChannels; + System.out.println( "channelCount = " + inParameters.channelCount ); + inParameters.suggestedLatency = PortAudio + .getDeviceInfo( inParameters.device ).defaultLowInputLatency; + + if( sampleFormat == PortAudio.FORMAT_FLOAT_32 ) + { + floatBuffer = new float[numFrames * inParameters.channelCount]; + } + else if( sampleFormat == PortAudio.FORMAT_INT_16 ) + { + shortBuffer = new short[numFrames * inParameters.channelCount]; + } + // Record a few seconds of audio. + BlockingStream inStream = PortAudio.openStream( inParameters, null, + sampleRate, framesPerBuffer, flags ); + + System.out.println( "RECORDING - say something like testing 1,2,3..." ); + inStream.start(); + + if( sampleFormat == PortAudio.FORMAT_FLOAT_32 ) + { + inStream.read( floatBuffer, numFrames ); + } + else if( sampleFormat == PortAudio.FORMAT_INT_16 ) + { + inStream.read( shortBuffer, numFrames ); + } + Thread.sleep( 100 ); + int availableToRead = inStream.getReadAvailable(); + System.out.println( "availableToRead = " + availableToRead ); + assertTrue( "getReadAvailable ", availableToRead > 0 ); + + inStream.stop(); + inStream.close(); + System.out.println( "Finished recording. Begin Playback." ); + + // Play back what we recorded. + StreamParameters outParameters = new StreamParameters(); + outParameters.sampleFormat = sampleFormat; + outParameters.channelCount = inParameters.channelCount; + outParameters.device = PortAudio.getDefaultOutputDevice(); + outParameters.suggestedLatency = PortAudio + .getDeviceInfo( outParameters.device ).defaultLowOutputLatency; + + BlockingStream outStream = PortAudio.openStream( null, outParameters, + sampleRate, framesPerBuffer, flags ); + assertTrue( "got default stream", outStream != null ); + + assertEquals( "inStream isActive", false, inStream.isActive() ); + + outStream.start(); + Thread.sleep( 100 ); + int availableToWrite = outStream.getWriteAvailable(); + System.out.println( "availableToWrite = " + availableToWrite ); + assertTrue( "getWriteAvailable ", availableToWrite > 0 ); + + System.out.println( "inStream = " + inStream ); + System.out.println( "outStream = " + outStream ); + assertEquals( "inStream isActive", false, inStream.isActive() ); + assertEquals( "outStream isActive", true, outStream.isActive() ); + if( sampleFormat == PortAudio.FORMAT_FLOAT_32 ) + { + outStream.write( floatBuffer, numFrames ); + } + else if( sampleFormat == PortAudio.FORMAT_INT_16 ) + { + outStream.write( shortBuffer, numFrames ); + } + outStream.stop(); + + outStream.close(); + PortAudio.terminate(); + } +} diff --git a/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/BlockingStream.java b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/BlockingStream.java new file mode 100644 index 0000000..4c249ab --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/BlockingStream.java @@ -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. + */ + +/** @file + @ingroup bindings_java + + @brief A blocking read/write stream. +*/ +package com.portaudio; + +/** + * Represents a stream for blocking read/write I/O. + * + * This Java object contains the pointer to a PortAudio stream stored as a long. + * It is passed to PortAudio when calling stream related functions. + * + * To create one of these, call PortAudio.openStream(). + * + * @see PortAudio + * + * @author Phil Burk + * + */ +public class BlockingStream +{ + // nativeStream is only accessed by the native code. It contains a pointer + // to a PaStream. + private long nativeStream; + private int inputFormat = -1; + private int outputFormat = -1; + + protected BlockingStream() + { + } + + /** + * @return number of frames that can be read without blocking. + */ + public native int getReadAvailable(); + + /** + * @return number of frames that can be written without blocking. + */ + public native int getWriteAvailable(); + + private native boolean readFloats( float[] buffer, int numFrames ); + + private native boolean writeFloats( float[] buffer, int numFrames ); + + /** + * Read 32-bit floating point data from the stream into the array. + * + * @param buffer + * @param numFrames + * number of frames to read + * @return true if an input overflow occurred + */ + public boolean read( float[] buffer, int numFrames ) + { + if( inputFormat != PortAudio.FORMAT_FLOAT_32 ) + { + throw new RuntimeException( + "Tried to read float samples from a non float stream." ); + } + return readFloats( buffer, numFrames ); + } + + /** + * Write 32-bit floating point data to the stream from the array. The data + * should be in the range -1.0 to +1.0. + * + * @param buffer + * @param numFrames + * number of frames to write + * @return true if an output underflow occurred + */ + public boolean write( float[] buffer, int numFrames ) + { + if( outputFormat != PortAudio.FORMAT_FLOAT_32 ) + { + throw new RuntimeException( + "Tried to write float samples to a non float stream." ); + } + return writeFloats( buffer, numFrames ); + } + + private native boolean readShorts( short[] buffer, int numFrames ); + + private native boolean writeShorts( short[] buffer, int numFrames ); + + /** + * Read 16-bit integer data to the stream from the array. + * + * @param buffer + * @param numFrames + * number of frames to write + * @return true if an input overflow occurred + */ + public boolean read( short[] buffer, int numFrames ) + { + if( inputFormat != PortAudio.FORMAT_INT_16 ) + { + throw new RuntimeException( + "Tried to read short samples from a non short stream." ); + } + return readShorts( buffer, numFrames ); + } + + /** + * Write 16-bit integer data to the stream from the array. + * + * @param buffer + * @param numFrames + * number of frames to write + * @return true if an output underflow occurred + */ + public boolean write( short[] buffer, int numFrames ) + { + if( outputFormat != PortAudio.FORMAT_INT_16 ) + { + throw new RuntimeException( + "Tried to write short samples from a non short stream." ); + } + return writeShorts( buffer, numFrames ); + } + + /** + * Atart audio I/O. + */ + public native void start(); + + /** + * Wait for the stream to play all of the data that has been written then + * stop. + */ + public native void stop(); + + /** + * Stop immediately and lose any data that was written but not played. + */ + public native void abort(); + + /** + * Close the stream and zero out the pointer. Do not reference the stream + * after this. + */ + public native void close(); + + public native boolean isStopped(); + + public native boolean isActive(); + + public String toString() + { + return "BlockingStream: streamPtr = " + Long.toHexString( nativeStream ) + + ", inFormat = " + inputFormat + ", outFormat = " + + outputFormat; + } + + /** + * Get audio time related to this stream. Note that it may not start at 0.0. + */ + public native double getTime(); + + private native void getInfo( StreamInfo streamInfo ); + + public StreamInfo getInfo() + { + StreamInfo streamInfo = new StreamInfo(); + getInfo( streamInfo ); + return streamInfo; + } +} diff --git a/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/DeviceInfo.java b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/DeviceInfo.java new file mode 100644 index 0000000..1c4682e --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/DeviceInfo.java @@ -0,0 +1,65 @@ +/* + * 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. + */ + +/** @file + @ingroup bindings_java + + @brief Information about a JPortAudio device. +*/ +package com.portaudio; + +/** + * Equivalent to PaDeviceInfo + * @see PortAudio + * @see HostApiInfo + * @author Phil Burk + * + */ +public class DeviceInfo +{ + public int version; + public String name; + public int hostApi; + public int maxInputChannels; + public int maxOutputChannels; + public double defaultLowInputLatency; + public double defaultHighInputLatency; + public double defaultLowOutputLatency; + public double defaultHighOutputLatency; + public double defaultSampleRate; +} diff --git a/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/HostApiInfo.java b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/HostApiInfo.java new file mode 100644 index 0000000..dc2cdce --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/HostApiInfo.java @@ -0,0 +1,61 @@ +/* + * 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. + */ + +/** @file + @ingroup bindings_java + + @brief Information about a JPortAudio Host API. +*/ +package com.portaudio; + +/** + * Equivalent to PaHostApiInfo + * @see PortAudio + * @see DeviceInfo + * @author Phil Burk + * + */ +public class HostApiInfo +{ + public int version; + public int type; + public String name; + public int deviceCount; + public int defaultInputDevice; + public int defaultOutputDevice; +} diff --git a/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/PortAudio.java b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/PortAudio.java new file mode 100644 index 0000000..41b3c67 --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/PortAudio.java @@ -0,0 +1,261 @@ +/* + * 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. + */ + +/** @file + @ingroup bindings_java + + @brief Java wrapper for the PortAudio API. +*/ +package com.portaudio; + +/** + * Java methods that call PortAudio via JNI. This is a portable audio I/O + * library that can be used as an alternative to JavaSound. + * + * Please see the PortAudio documentation for a full explanation. + * + * http://portaudio.com/docs/ + * http://portaudio.com/docs/v19-doxydocs/portaudio_8h.html + * + * This Java binding does not support audio callbacks because an audio callback + * should never block. Calling into a Java virtual machine might block for + * garbage collection or synchronization. So only the blocking read/write mode + * is supported. + * + * @see BlockingStream + * @see DeviceInfo + * @see HostApiInfo + * @see StreamInfo + * @see StreamParameters + * + * @author Phil Burk + * + */ +public class PortAudio +{ + public final static int FLAG_CLIP_OFF = (1 << 0); + public final static int FLAG_DITHER_OFF = (1 << 1); + + /** Sample Formats */ + public final static int FORMAT_FLOAT_32 = (1 << 0); + public final static int FORMAT_INT_32 = (1 << 1); // not supported + public final static int FORMAT_INT_24 = (1 << 2); // not supported + public final static int FORMAT_INT_16 = (1 << 3); + public final static int FORMAT_INT_8 = (1 << 4); // not supported + public final static int FORMAT_UINT_8 = (1 << 5); // not supported + + /** These HOST_API_TYPES will not change in the future. */ + public final static int HOST_API_TYPE_DEV = 0; + public final static int HOST_API_TYPE_DIRECTSOUND = 1; + public final static int HOST_API_TYPE_MME = 2; + public final static int HOST_API_TYPE_ASIO = 3; + /** Apple Sound Manager. Obsolete. */ + public final static int HOST_API_TYPE_SOUNDMANAGER = 4; + public final static int HOST_API_TYPE_COREAUDIO = 5; + public final static int HOST_API_TYPE_OSS = 7; + public final static int HOST_API_TYPE_ALSA = 8; + public final static int HOST_API_TYPE_AL = 9; + public final static int HOST_API_TYPE_BEOS = 10; + public final static int HOST_API_TYPE_WDMKS = 11; + public final static int HOST_API_TYPE_JACK = 12; + public final static int HOST_API_TYPE_WASAPI = 13; + public final static int HOST_API_TYPE_AUDIOSCIENCE = 14; + public final static int HOST_API_TYPE_COUNT = 15; + + static + { + String os = System.getProperty( "os.name" ).toLowerCase(); + // On Windows we have separate libraries for 32 and 64-bit JVMs. + if( os.indexOf( "win" ) >= 0 ) + { + if( System.getProperty( "os.arch" ).contains( "64" ) ) + { + System.loadLibrary( "jportaudio_x64" ); + } + else + { + System.loadLibrary( "jportaudio_x86" ); + } + } + else + { + System.loadLibrary( "jportaudio" ); + } + System.out.println( "---- JPortAudio version " + getVersion() + ", " + + getVersionText() ); + } + + /** + * @return the release number of the currently running PortAudio build, eg + * 1900. + */ + public native static int getVersion(); + + /** + * @return a textual description of the current PortAudio build, eg + * "PortAudio V19-devel 13 October 2002". + */ + public native static String getVersionText(); + + /** + * Library initialization function - call this before using PortAudio. This + * function initializes internal data structures and prepares underlying + * host APIs for use. With the exception of getVersion(), getVersionText(), + * and getErrorText(), this function MUST be called before using any other + * PortAudio API functions. + */ + public native static void initialize(); + + /** + * Library termination function - call this when finished using PortAudio. + * This function deallocates all resources allocated by PortAudio since it + * was initialized by a call to initialize(). In cases where Pa_Initialise() + * has been called multiple times, each call must be matched with a + * corresponding call to terminate(). The final matching call to terminate() + * will automatically close any PortAudio streams that are still open. + */ + public native static void terminate(); + + /** + * @return the number of available devices. The number of available devices + * may be zero. + */ + public native static int getDeviceCount(); + + private native static void getDeviceInfo( int index, DeviceInfo deviceInfo ); + + /** + * @param index + * A valid device index in the range 0 to (getDeviceCount()-1) + * @return An DeviceInfo structure. + * @throws RuntimeException + * if the device parameter is out of range. + */ + public static DeviceInfo getDeviceInfo( int index ) + { + DeviceInfo deviceInfo = new DeviceInfo(); + getDeviceInfo( index, deviceInfo ); + return deviceInfo; + } + + /** + * @return the number of available host APIs. + */ + public native static int getHostApiCount(); + + private native static void getHostApiInfo( int index, + HostApiInfo hostApiInfo ); + + /** + * @param index + * @return information about the Host API + */ + public static HostApiInfo getHostApiInfo( int index ) + { + HostApiInfo hostApiInfo = new HostApiInfo(); + getHostApiInfo( index, hostApiInfo ); + return hostApiInfo; + } + + /** + * @param hostApiType + * A unique host API identifier, for example + * HOST_API_TYPE_COREAUDIO. + * @return a runtime host API index + */ + public native static int hostApiTypeIdToHostApiIndex( int hostApiType ); + + /** + * @param hostApiIndex + * A valid host API index ranging from 0 to (getHostApiCount()-1) + * @param apiDeviceIndex + * A valid per-host device index in the range 0 to + * (getHostApiInfo(hostApi).deviceCount-1) + * @return standard PortAudio device index + */ + public native static int hostApiDeviceIndexToDeviceIndex( int hostApiIndex, + int apiDeviceIndex ); + + public native static int getDefaultInputDevice(); + + public native static int getDefaultOutputDevice(); + + public native static int getDefaultHostApi(); + + /** + * @param inputStreamParameters + * input description, may be null + * @param outputStreamParameters + * output description, may be null + * @param sampleRate + * typically 44100 or 48000, or maybe 22050, 16000, 8000, 96000 + * @return 0 if supported or a negative error + */ + public native static int isFormatSupported( + StreamParameters inputStreamParameters, + StreamParameters outputStreamParameters, int sampleRate ); + + private native static void openStream( BlockingStream blockingStream, + StreamParameters inputStreamParameters, + StreamParameters outputStreamParameters, int sampleRate, + int framesPerBuffer, int flags ); + + /** + * + * @param inputStreamParameters + * input description, may be null + * @param outputStreamParameters + * output description, may be null + * @param sampleRate + * typically 44100 or 48000, or maybe 22050, 16000, 8000, 96000 + * @param framesPerBuffer + * @param flags + * @return + */ + public static BlockingStream openStream( + StreamParameters inputStreamParameters, + StreamParameters outputStreamParameters, int sampleRate, + int framesPerBuffer, int flags ) + { + BlockingStream blockingStream = new BlockingStream(); + openStream( blockingStream, inputStreamParameters, + outputStreamParameters, sampleRate, framesPerBuffer, flags ); + return blockingStream; + } + +} diff --git a/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamInfo.java b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamInfo.java new file mode 100644 index 0000000..685f94d --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamInfo.java @@ -0,0 +1,60 @@ +/* + * 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. + */ + + +/** @file + @ingroup bindings_java + + @brief Information about a JPortAudio Stream. +*/ + +package com.portaudio; + +/** + * Equivalent to PaStreamInfo + * @see PortAudio + * @author Phil Burk + * + */ +public class StreamInfo +{ + public int structVersion; + public double outputLatency; + public double inputLatency; + public double sampleRate; +} diff --git a/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamParameters.java b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamParameters.java new file mode 100644 index 0000000..707dab5 --- /dev/null +++ b/3rdparty/portaudio/bindings/java/jportaudio/src/com/portaudio/StreamParameters.java @@ -0,0 +1,57 @@ +/* + * 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. + */ + +/** @file + @ingroup bindings_java + + @brief Options to use when opening a stream. +*/ +package com.portaudio; +/** + * Equivalent to PaStreamParameters + * @see PortAudio + * @author Phil Burk + * + */ +public class StreamParameters +{ + public int device = 0; + public int channelCount = 2; + public int sampleFormat = PortAudio.FORMAT_FLOAT_32; + public double suggestedLatency = 0.050; +} -- cgit v1.2.1