コード例 #1
0
void SamplePlayerNodeTestApp::update()
{
	// light up rects if an xrun was detected
	const float xrunFadeTime = 1.3f;
	auto filePlayer = dynamic_pointer_cast<audio::FilePlayerNode>( mSamplePlayerNode );
	if( filePlayer ) {
		if( filePlayer->getLastUnderrun() )
			timeline().apply( &mUnderrunFade, 1.0f, 0.0f, xrunFadeTime );
		if( filePlayer->getLastOverrun() )
			timeline().apply( &mOverrunFade, 1.0f, 0.0f, xrunFadeTime );
	}

	// print SamplePlayerNode start / stop times
	if( mSamplePlayerNodeEnabledState != mSamplePlayerNode->isEnabled() ) {
		mSamplePlayerNodeEnabledState = mSamplePlayerNode->isEnabled();
		string stateStr = mSamplePlayerNodeEnabledState ? "started" : "stopped";
		CI_LOG_V( "mSamplePlayerNode " << stateStr << " at " << to_string( getElapsedSeconds() ) << ", isEof: " << boolalpha << mSamplePlayerNode->isEof() << dec );
	}

	bool testIsRecorder = ( mTestSelector.currentSection() == "recorder" );
	mRecordButton.mHidden = mWriteButton.mHidden = mAutoResizeButton.mHidden = ! testIsRecorder;

	// test auto resizing the Recorder's buffer depending on how full it is
	if( testIsRecorder && mAutoResizeButton.mEnabled ) {
		CI_ASSERT( mRecorder );

		size_t writePos = mRecorder->getWritePosition();
		size_t numFrames = mRecorder->getNumFrames();

		if( writePos + mRecorder->getSampleRate() / 2 > numFrames ) {
			size_t resizeFrames = numFrames + mRecorder->getSampleRate();
			CI_LOG_V( "writePos: " << writePos << ", numFrames: " << numFrames << ", resizing frames to: " << resizeFrames );
			mRecorder->setNumFrames( resizeFrames );
		}

		if( mRecorder->getLastOverrun() )
			timeline().apply( &mRecorderOverrunFade, 1.0f, 0.0f, xrunFadeTime );
	}

}
コード例 #2
0
ファイル: SampleTestApp.cpp プロジェクト: Drakesinger/Cinder
void SamplePlayerNodeTestApp::processTap( ivec2 pos )
{
	if( mEnableSamplePlayerNodeButton.hitTest( pos ) )
		mSamplePlayerNode->setEnabled( ! mSamplePlayerNode->isEnabled() );
	else if( mStartPlaybackButton.hitTest( pos ) )
		triggerStartStop( true );
	else if( mStopPlaybackButton.hitTest( pos ) )
		triggerStartStop( false );
	else if( mLoopButton.hitTest( pos ) )
		mSamplePlayerNode->setLoopEnabled( ! mSamplePlayerNode->isLoopEnabled() );
	else if( mRecordButton.hitTest( pos ) ) {
		if( mRecordButton.mEnabled )
			mRecorder->start();
		else
			mRecorder->disable();
	}
	else if( mWriteButton.hitTest( pos ) )
		writeRecordedToFile();
	else if( mAutoResizeButton.hitTest( pos ) )
		;
	else if( mAsyncButton.hitTest( pos ) )
		;
	else if( pos.y > getWindowCenter().y )
		seek( pos.x );

	size_t currentIndex = mTestSelector.mCurrentSectionIndex;
	if( mTestSelector.hitTest( pos ) && currentIndex != mTestSelector.mCurrentSectionIndex ) {
		string currentTest = mTestSelector.currentSection();
		CI_LOG_V( "selected: " << currentTest );

		if( currentTest == "BufferPlayerNode" )
			setupBufferPlayerNode();
		if( currentTest == "FilePlayerNode" )
			setupFilePlayerNode();
		if( currentTest == "recorder" )
			setupBufferRecorderNode();
	}
}