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  /external/chromium_org/third_party/WebKit/Source/platform/audio/
SincResampler.h 65 // m_virtualSourceIndex is an index on the source input buffer with sub-sample precision.
67 double m_virtualSourceIndex;
SincResampler.cpp 69 // note: we're glossing over how the sub-sample handling works with m_virtualSourceIndex, etc.
78 , m_virtualSourceIndex(0)
231 while (m_virtualSourceIndex < m_blockSize) {
232 // m_virtualSourceIndex lies in between two kernel offsets so figure out what they are.
233 int sourceIndexI = static_cast<int>(m_virtualSourceIndex);
234 double subsampleRemainder = m_virtualSourceIndex - sourceIndexI;
242 // Initialize input pointer based on quantized m_virtualSourceIndex.
245 // We'll compute "convolutions" for the two kernels which straddle m_virtualSourceIndex
451 m_virtualSourceIndex += m_scaleFactor;
459 m_virtualSourceIndex -= m_blockSize
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