diff options
Diffstat (limited to 'dom/media/webaudio/FFTBlock.cpp')
| -rw-r--r-- | dom/media/webaudio/FFTBlock.cpp | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/dom/media/webaudio/FFTBlock.cpp b/dom/media/webaudio/FFTBlock.cpp index 6789ca0264..79fb934a00 100644 --- a/dom/media/webaudio/FFTBlock.cpp +++ b/dom/media/webaudio/FFTBlock.cpp @@ -30,15 +30,14 @@ #include "FFTBlock.h" +#include "FFVPXRuntimeLinker.h" #include <complex> namespace mozilla { -typedef std::complex<double> Complex; +FFmpegFFTFuncs FFTBlock::sFFTFuncs = {}; -#ifdef MOZ_LIBAV_FFT -FFmpegRDFTFuncs FFTBlock::sRDFTFuncs; -#endif +using Complex = std::complex<double>; static double fdlibm_cabs(const Complex& z) { return fdlibm_hypot(real(z), imag(z)); @@ -51,16 +50,15 @@ static double fdlibm_carg(const Complex& z) { FFTBlock* FFTBlock::CreateInterpolatedBlock(const FFTBlock& block0, const FFTBlock& block1, double interp) { - FFTBlock* newBlock = new FFTBlock(block0.FFTSize()); + uint32_t fftSize = block0.FFTSize(); + FFTBlock* newBlock = new FFTBlock(fftSize, 1.0f / AssertedCast<float>(fftSize)); newBlock->InterpolateFrequencyComponents(block0, block1, interp); // In the time-domain, the 2nd half of the response must be zero, to avoid // circular convolution aliasing... - int fftSize = newBlock->FFTSize(); AlignedTArray<float> buffer(fftSize); - newBlock->GetInverseWithoutScaling(buffer.Elements()); - AudioBufferInPlaceScale(buffer.Elements(), 1.0f / fftSize, fftSize / 2); + newBlock->GetInverse(buffer.Elements()); PodZero(buffer.Elements() + fftSize / 2, fftSize / 2); // Put back into frequency domain. |