diff options
Diffstat (limited to 'chromium/third_party/blink/renderer/modules/webaudio/convolver_node.cc')
| -rw-r--r-- | chromium/third_party/blink/renderer/modules/webaudio/convolver_node.cc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/modules/webaudio/convolver_node.cc b/chromium/third_party/blink/renderer/modules/webaudio/convolver_node.cc index 2dc8395143d..ce19fe6675c 100644 --- a/chromium/third_party/blink/renderer/modules/webaudio/convolver_node.cc +++ b/chromium/third_party/blink/renderer/modules/webaudio/convolver_node.cc @@ -31,6 +31,7 @@ #include "third_party/blink/renderer/modules/webaudio/convolver_options.h" #include "third_party/blink/renderer/platform/audio/reverb.h" #include "third_party/blink/renderer/platform/bindings/exception_state.h" +#include "third_party/blink/renderer/platform/instrumentation/histogram.h" // Note about empirical tuning: // The maximum FFT size affects reverb performance and accuracy. @@ -136,6 +137,12 @@ void ConvolverHandler::SetBuffer(AudioBuffer* buffer, return; } + { + // Get some statistics on the size of the impulse response. + UMA_HISTOGRAM_LONG_TIMES("WebAudio.ConvolverNode.ImpulseResponseLength", + base::TimeDelta::FromSecondsD(buffer->duration())); + } + // Wrap the AudioBuffer by an AudioBus. It's an efficient pointer set and not // a memcpy(). This memory is simply used in the Reverb constructor and no // reference to it is kept for later use in that class. |