Index: Source/core/platform/audio/AudioResamplerKernel.cpp |
diff --git a/Source/core/platform/audio/AudioResamplerKernel.cpp b/Source/core/platform/audio/AudioResamplerKernel.cpp |
index 311a828067de9d6a9e71d3ea727025239c976c1f..8b9b457517a987eee9f79ff5da835f5ed4191274 100644 |
--- a/Source/core/platform/audio/AudioResamplerKernel.cpp |
+++ b/Source/core/platform/audio/AudioResamplerKernel.cpp |
@@ -34,7 +34,7 @@ |
using namespace std; |
namespace WebCore { |
- |
+ |
const size_t AudioResamplerKernel::MaxFramesToProcess = 128; |
AudioResamplerKernel::AudioResamplerKernel(AudioResampler* resampler) |
@@ -51,7 +51,7 @@ AudioResamplerKernel::AudioResamplerKernel(AudioResampler* resampler) |
float* AudioResamplerKernel::getSourcePointer(size_t framesToProcess, size_t* numberOfSourceFramesNeededP) |
{ |
ASSERT(framesToProcess <= MaxFramesToProcess); |
- |
+ |
// Calculate the next "virtual" index. After process() is called, m_virtualReadIndex will equal this value. |
double nextFractionalIndex = m_virtualReadIndex + framesToProcess * rate(); |
@@ -78,11 +78,11 @@ void AudioResamplerKernel::process(float* destination, size_t framesToProcess) |
ASSERT(framesToProcess <= MaxFramesToProcess); |
float* source = m_sourceBuffer.data(); |
- |
+ |
double rate = this->rate(); |
rate = max(0.0, rate); |
rate = min(AudioResampler::MaxRate, rate); |
- |
+ |
// Start out with the previous saved values (if any). |
if (m_fillIndex > 0) { |
source[0] = m_lastValues[0]; |
@@ -91,7 +91,7 @@ void AudioResamplerKernel::process(float* destination, size_t framesToProcess) |
// Make a local copy. |
double virtualReadIndex = m_virtualReadIndex; |
- |
+ |
// Sanity check source buffer access. |
ASSERT(framesToProcess > 0); |
ASSERT(virtualReadIndex >= 0 && 1 + static_cast<unsigned>(virtualReadIndex + (framesToProcess - 1) * rate) < m_sourceBuffer.size()); |
@@ -110,7 +110,7 @@ void AudioResamplerKernel::process(float* destination, size_t framesToProcess) |
*destination++ = static_cast<float>(sample); |
virtualReadIndex += rate; |
- } |
+ } |
// Save the last two sample-frames which will later be used at the beginning of the source buffer the next time around. |
int readIndex = static_cast<int>(virtualReadIndex); |