void SamplePlayerNodeTestApp::fileDrop( FileDropEvent event ) { const fs::path &filePath = event.getFile( 0 ); CI_LOG_V( "File dropped: " << filePath ); setSourceFile( loadFile( filePath ) ); mSamplePlayerNode->seek( 0 ); CI_LOG_V( "output samplerate: " << mSourceFile->getSampleRate() ); auto bufferPlayer = dynamic_pointer_cast<audio::BufferPlayerNode>( mSamplePlayerNode ); if( bufferPlayer ) { bufferPlayer->loadBuffer( mSourceFile ); mWaveformPlot.load( bufferPlayer->getBuffer(), getWindowBounds() ); } else { auto filePlayer = dynamic_pointer_cast<audio::FilePlayerNode>( mSamplePlayerNode ); CI_ASSERT_MSG( filePlayer, "expected sample player to be either BufferPlayerNode or FilePlayerNode" ); filePlayer->setSourceFile( mSourceFile ); } mLoopBeginSlider.mMax = mLoopEndSlider.mMax = (float)mSamplePlayerNode->getNumSeconds(); CI_LOG_V( "loaded and set new source buffer, channels: " << mSourceFile->getNumChannels() << ", frames: " << mSourceFile->getNumFrames() ); PRINT_GRAPH( audio::master() ); }
void SamplePlayerNodeTestApp::setupFilePlayerNode() { mGain->disconnectAllInputs(); auto ctx = audio::master(); // mSourceFile->setMaxFramesPerRead( 8192 ); bool asyncRead = mAsyncButton.mEnabled; CI_LOG_V( "async read: " << asyncRead ); mSamplePlayerNode = ctx->makeNode( new audio::FilePlayerNode( mSourceFile, asyncRead ) ); // TODO: it is pretty surprising when you recreate mMonitor here without checking if there has already been one added. // - user will no longer see the old mMonitor, but the context still owns a reference to it, so another gets added each time we call this method. if( ! mMonitor ) mMonitor = ctx->makeNode( new audio::MonitorNode( audio::MonitorNode::Format().windowSize( 1024 ) ) ); // when these connections are called, some (GainNode and Pan) will already be connected, but this is okay, they should silently no-op. // or connect in series (it is added to the Context's 'auto pulled list') mSamplePlayerNode >> mGain >> mPan >> ctx->getOutput(); mPan >> mMonitor; mSamplePlayerNode->setLoopEnabled( mLoopButton.mEnabled ); mSamplePlayerNode->setLoopBeginTime( mLoopBeginSlider.mValueScaled ); mSamplePlayerNode->setLoopEndTime( mLoopEndSlider.mValueScaled != 0 ? mLoopEndSlider.mValueScaled : mSamplePlayerNode->getNumSeconds() ); PRINT_GRAPH( audio::master() ); }
void SamplePlayerNodeTestApp::setupUI() { const float padding = 10.0f; auto buttonRect = Rectf( padding, padding, 200, 60 ); mEnableSamplePlayerNodeButton.mIsToggle = true; mEnableSamplePlayerNodeButton.mTitleNormal = "player off"; mEnableSamplePlayerNodeButton.mTitleEnabled = "player on"; mEnableSamplePlayerNodeButton.mBounds = buttonRect; mWidgets.push_back( &mEnableSamplePlayerNodeButton ); buttonRect += Vec2f( buttonRect.getWidth() + padding, 0 ); mStartPlaybackButton.mIsToggle = false; mStartPlaybackButton.mTitleNormal = "start"; mStartPlaybackButton.mBounds = buttonRect; mWidgets.push_back( &mStartPlaybackButton ); buttonRect += Vec2f( buttonRect.getWidth() + padding, 0 ); buttonRect.x2 -= 30; mLoopButton.mIsToggle = true; mLoopButton.mTitleNormal = "loop off"; mLoopButton.mTitleEnabled = "loop on"; mLoopButton.setEnabled( mSamplePlayerNode->isLoopEnabled() ); mLoopButton.mBounds = buttonRect; mWidgets.push_back( &mLoopButton ); buttonRect += Vec2f( buttonRect.getWidth() + padding, 0 ); mAsyncButton.mIsToggle = true; mAsyncButton.mTitleNormal = "async off"; mAsyncButton.mTitleEnabled = "async on"; mAsyncButton.mBounds = buttonRect; mWidgets.push_back( &mAsyncButton ); buttonRect = Rectf( padding, buttonRect.y2 + padding, padding + buttonRect.getWidth(), buttonRect.y2 + buttonRect.getHeight() + padding ); mRecordButton.mIsToggle = true; mRecordButton.mTitleNormal = "record off"; mRecordButton.mTitleEnabled = "record on"; mRecordButton.mBounds = buttonRect; mWidgets.push_back( &mRecordButton ); buttonRect += Vec2f( buttonRect.getWidth() + padding, 0 ); mWriteButton.mIsToggle = false; mWriteButton.mTitleNormal = "write to file"; mWriteButton.mBounds = buttonRect; mWidgets.push_back( &mWriteButton ); buttonRect += Vec2f( buttonRect.getWidth() + padding, 0 ); mAutoResizeButton.mIsToggle = true; mAutoResizeButton.mTitleNormal = "auto resize off"; mAutoResizeButton.mTitleEnabled = "auto resize on"; mAutoResizeButton.mBounds = buttonRect; mWidgets.push_back( &mAutoResizeButton ); Vec2f sliderSize( 200, 30 ); Rectf selectorRect( getWindowWidth() - sliderSize.x - padding, padding, getWindowWidth() - padding, sliderSize.y * 3 + padding ); mTestSelector.mSegments.push_back( "BufferPlayerNode" ); mTestSelector.mSegments.push_back( "FilePlayerNode" ); mTestSelector.mSegments.push_back( "recorder" ); mTestSelector.mBounds = selectorRect; mWidgets.push_back( &mTestSelector ); Rectf sliderRect( selectorRect.x1, selectorRect.y2 + padding, selectorRect.x2, selectorRect.y2 + padding + sliderSize.y ); // Rectf sliderRect( getWindowWidth() - 200.0f, kPadding, getWindowWidth(), 50.0f ); mGainSlider.mBounds = sliderRect; mGainSlider.mTitle = "GainNode"; mGainSlider.set( mGain->getValue() ); mWidgets.push_back( &mGainSlider ); sliderRect += Vec2f( 0, sliderRect.getHeight() + padding ); mPanSlider.mBounds = sliderRect; mPanSlider.mTitle = "Pan"; mPanSlider.set( mPan->getPos() ); mWidgets.push_back( &mPanSlider ); sliderRect += Vec2f( 0, sliderRect.getHeight() + padding ); mLoopBeginSlider.mBounds = sliderRect; mLoopBeginSlider.mTitle = "Loop Begin"; mLoopBeginSlider.mMax = (float)mSamplePlayerNode->getNumSeconds(); mLoopBeginSlider.set( (float)mSamplePlayerNode->getLoopBeginTime() ); mWidgets.push_back( &mLoopBeginSlider ); sliderRect += Vec2f( 0, sliderRect.getHeight() + padding ); mLoopEndSlider.mBounds = sliderRect; mLoopEndSlider.mTitle = "Loop End"; mLoopEndSlider.mMax = (float)mSamplePlayerNode->getNumSeconds(); mLoopEndSlider.set( (float)mSamplePlayerNode->getLoopEndTime() ); mWidgets.push_back( &mLoopEndSlider ); Vec2f xrunSize( 80, 26 ); mUnderrunRect = Rectf( padding, getWindowHeight() - xrunSize.y - padding, xrunSize.x + padding, getWindowHeight() - padding ); mOverrunRect = mUnderrunRect + Vec2f( xrunSize.x + padding, 0 ); mRecorderOverrunRect = mOverrunRect + Vec2f( xrunSize.x + padding, 0 ); getWindow()->getSignalMouseDown().connect( [this] ( MouseEvent &event ) { processTap( event.getPos() ); } ); getWindow()->getSignalMouseDrag().connect( [this] ( MouseEvent &event ) { processDrag( event.getPos() ); } ); getWindow()->getSignalTouchesBegan().connect( [this] ( TouchEvent &event ) { processTap( event.getTouches().front().getPos() ); } ); getWindow()->getSignalTouchesMoved().connect( [this] ( TouchEvent &event ) { for( const TouchEvent::Touch &touch : getActiveTouches() ) processDrag( touch.getPos() ); } ); gl::enableAlphaBlending(); }
void SamplePlayerNodeTestApp::setupBufferPlayerNode() { auto bufferPlayer = audio::master()->makeNode( new audio::BufferPlayerNode() ); auto loadFn = [bufferPlayer, this] { bufferPlayer->loadBuffer( mSourceFile ); mWaveformPlot.load( bufferPlayer->getBuffer(), getWindowBounds() ); CI_LOG_V( "loaded source buffer, frames: " << bufferPlayer->getBuffer()->getNumFrames() ); }; auto connectFn = [bufferPlayer, this] { mGain->disconnectAllInputs(); mSamplePlayerNode = bufferPlayer; mSamplePlayerNode >> mGain >> mPan >> audio::master()->getOutput(); PRINT_GRAPH( audio::master() ); mSamplePlayerNode->setLoopEnabled( mLoopButton.mEnabled ); mSamplePlayerNode->setLoopBeginTime( mLoopBeginSlider.mValueScaled ); mSamplePlayerNode->setLoopEndTime( mLoopEndSlider.mValueScaled != 0 ? mLoopEndSlider.mValueScaled : mSamplePlayerNode->getNumSeconds() ); }; bool asyncLoad = mAsyncButton.mEnabled; CI_LOG_V( "async load: " << boolalpha << asyncLoad << dec ); if( asyncLoad ) { mWaveformPlot.clear(); mAsyncLoadFuture = std::async( [=] { loadFn(); dispatchAsync( [=] { connectFn(); } ); } ); } else { loadFn(); connectFn(); }; }