| 100 | } |
| 101 | |
| 102 | void SourceFile::setupSampleRateConversion() |
| 103 | { |
| 104 | size_t nativeSampleRate = getSampleRateNative(); |
| 105 | size_t outputSampleRate = getSampleRate(); |
| 106 | if( ! outputSampleRate ) { |
| 107 | outputSampleRate = nativeSampleRate; |
| 108 | setSampleRate( nativeSampleRate ); |
| 109 | } |
| 110 | else if( outputSampleRate != nativeSampleRate ) { |
| 111 | mNumFrames = (size_t)std::ceil( (float)mFileNumFrames * (float)outputSampleRate / (float)nativeSampleRate ); |
| 112 | |
| 113 | if( ! supportsConversion() ) { |
| 114 | size_t numChannels = getNumChannels(); |
| 115 | mConverter = audio::dsp::Converter::create( nativeSampleRate, outputSampleRate, numChannels, numChannels, getMaxFramesPerRead() ); |
| 116 | mConverterReadBuffer.setSize( getMaxFramesPerRead(), numChannels ); |
| 117 | } |
| 118 | } |
| 119 | else { |
| 120 | mNumFrames = mFileNumFrames; |
| 121 | mConverter.reset(); |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | size_t SourceFile::read( Buffer *buffer ) |
| 126 | { |
no test coverage detected