2 * Copyright (C) 2011 Google Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 // FFTFrame stub implementation to avoid link errors during bringup
32 #if !OS(DARWIN) && !USE(WEBAUDIO_MKL) && !USE(WEBAUDIO_FFTW) && !USE(WEBAUDIO_FFMPEG)
38 // Normal constructor: allocates for a given fftSize.
39 FFTFrame::FFTFrame(unsigned /*fftSize*/)
46 // Creates a blank/empty frame (interpolate() must later be called).
55 FFTFrame::FFTFrame(const FFTFrame& frame)
56 : m_FFTSize(frame.m_FFTSize)
57 , m_log2FFTSize(frame.m_log2FFTSize)
67 void FFTFrame::multiply(const FFTFrame& frame)
72 void FFTFrame::doFFT(float* data)
77 void FFTFrame::doInverseFFT(float* data)
82 void FFTFrame::initialize()
86 void FFTFrame::cleanup()
91 float* FFTFrame::realData() const
97 float* FFTFrame::imagData() const
103 } // namespace WebCore
105 #endif // !OS(DARWIN) && !USE(WEBAUDIO_MKL) && !USE(WEBAUDIO_FFTW)
107 #endif // ENABLE(WEB_AUDIO)