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  /external/webkit/Source/WebCore/platform/audio/
SincResampler.h 63 // m_virtualSourceIndex is an index on the source input buffer with sub-sample precision.
65 double m_virtualSourceIndex;
SincResampler.cpp 64 // note: we're glossing over how the sub-sample handling works with m_virtualSourceIndex, etc.
73 , m_virtualSourceIndex(0.0)
165 m_virtualSourceIndex = 0;
168 while (m_virtualSourceIndex < m_blockSize) {
169 // m_virtualSourceIndex lies in between two kernel offsets so figure out what they are.
170 int sourceIndexI = static_cast<int>(m_virtualSourceIndex);
171 double subsampleRemainder = m_virtualSourceIndex - sourceIndexI;
179 // Initialize input pointer based on quantized m_virtualSourceIndex.
182 // We'll compute "convolutions" for the two kernels which straddle m_virtualSourceIndex
323 m_virtualSourceIndex += m_scaleFactor
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