| 93 | } |
| 94 | |
| 95 | void SpectralAudioProcessorInteractor::setNumOverlaps(int newOverlapCount) { |
| 96 | int newOverlapCallCount = (m_setOverlapsCallCount + 1) % 100; |
| 97 | m_setOverlapsCallCount = newOverlapCallCount; |
| 98 | |
| 99 | if (newOverlapCount < 1 ||newOverlapCount > 8) { |
| 100 | return; |
| 101 | } |
| 102 | |
| 103 | if (m_spectralProcess.size() == (size_t)m_numChans && m_numChans > 0) { |
| 104 | if (m_spectralProcess.at(0).size() == (size_t)newOverlapCount) |
| 105 | { |
| 106 | if (m_numOverlaps != newOverlapCount) |
| 107 | { |
| 108 | m_numOverlaps = newOverlapCount; |
| 109 | } |
| 110 | |
| 111 | return; |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | if (m_setOverlapsCallCount != newOverlapCallCount) { /* race detected */ return;} |
| 116 | |
| 117 | m_numOverlaps = newOverlapCount; |
| 118 | m_fftHopSize = getFftSize() / m_numOverlaps; |
| 119 | |
| 120 | for (auto& processesPerChannel : m_spectralProcess) { |
| 121 | if (!processesPerChannel.empty()) |
| 122 | { |
| 123 | if (m_setOverlapsCallCount != newOverlapCallCount) { /* race detected */ return;} |
| 124 | processesPerChannel.clear(); |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | // TODO: sometimes this is called from the fft switcher thread and we being destroyed while creating new allocations |
| 129 | // If spectral process is empty then we may be destroyed and should not clear the buffer. Using a lock instead may prevent us needing to do these hacky checks |
| 130 | if (!m_spectralProcess.empty()) |
| 131 | { |
| 132 | if (m_setOverlapsCallCount != newOverlapCallCount) { /* race detected */ return;} |
| 133 | m_spectralProcess.clear(); |
| 134 | } |
| 135 | |
| 136 | for (size_t chan = 0; chan < (size_t)m_numChans; ++chan) { |
| 137 | if (m_setOverlapsCallCount != newOverlapCallCount) { /* race detected */ return;} |
| 138 | m_spectralProcess.push_back(std::vector<std::unique_ptr<StandardFFTProcessor>>()); |
| 139 | |
| 140 | for (int specProcess = 0; specProcess < m_numOverlaps; specProcess++) { |
| 141 | // TODO: sometimes this is called from the fft switcher thread and we being destroyed while creating new allocations |
| 142 | // If spectral process is empty then we should not continue here. Using a lock instead may prevent us needing to do these hacky checks |
| 143 | if (m_spectralProcess.empty()) |
| 144 | { |
| 145 | return; |
| 146 | } |
| 147 | |
| 148 | if (m_setOverlapsCallCount != newOverlapCallCount) { /* race detected */ return;} |
| 149 | |
| 150 | m_spectralProcess.at(chan).push_back( |
| 151 | createSpectralProcess(specProcess, m_fftSize, m_fftHopSize, m_sampleRate, m_numOverlaps, (int)chan, m_numChans) |
| 152 | ); |
no test coverage detected