Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(860)

Unified Diff: Source/modules/webaudio/WaveShaperProcessor.cpp

Issue 15619003: Add support for WaveShaperNode.oversample (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: change TestExpectations in middle of file Created 7 years, 7 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « Source/modules/webaudio/WaveShaperProcessor.h ('k') | no next file » | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: Source/modules/webaudio/WaveShaperProcessor.cpp
diff --git a/Source/modules/webaudio/WaveShaperProcessor.cpp b/Source/modules/webaudio/WaveShaperProcessor.cpp
index c560de5bb9efc3d13ae6dacaf29b21109838a968..f4b5efa728f0bab4f4312c95b3304e0758d975bb 100644
--- a/Source/modules/webaudio/WaveShaperProcessor.cpp
+++ b/Source/modules/webaudio/WaveShaperProcessor.cpp
@@ -31,9 +31,10 @@
#include "modules/webaudio/WaveShaperDSPKernel.h"
namespace WebCore {
-
+
WaveShaperProcessor::WaveShaperProcessor(float sampleRate, size_t numberOfChannels)
: AudioDSPKernelProcessor(sampleRate, numberOfChannels)
+ , m_oversample(OverSampleNone)
{
}
@@ -56,6 +57,21 @@ void WaveShaperProcessor::setCurve(Float32Array* curve)
m_curve = curve;
}
+void WaveShaperProcessor::setOversample(OverSampleType oversample)
+{
+ // This synchronizes with process().
+ MutexLocker processLocker(m_processLock);
+
+ m_oversample = oversample;
+
+ if (oversample != OverSampleNone) {
+ for (unsigned i = 0; i < m_kernels.size(); ++i) {
+ WaveShaperDSPKernel* kernel = static_cast<WaveShaperDSPKernel*>(m_kernels[i].get());
+ kernel->lazyInitializeOversampling();
+ }
+ }
+}
+
void WaveShaperProcessor::process(const AudioBus* source, AudioBus* destination, size_t framesToProcess)
{
if (!isInitialized()) {
« no previous file with comments | « Source/modules/webaudio/WaveShaperProcessor.h ('k') | no next file » | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698