LCOV - code coverage report
Current view: top level - media/webrtc/trunk/webrtc/common_audio - real_fourier.cc (source / functions) Hit Total Coverage
Test: output.info Lines: 0 14 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 6 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :  *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
       3             :  *
       4             :  *  Use of this source code is governed by a BSD-style license
       5             :  *  that can be found in the LICENSE file in the root of the source
       6             :  *  tree. An additional intellectual property rights grant can be found
       7             :  *  in the file PATENTS.  All contributing project authors may
       8             :  *  be found in the AUTHORS file in the root of the source tree.
       9             :  */
      10             : 
      11             : #include "webrtc/common_audio/real_fourier.h"
      12             : 
      13             : #include "webrtc/base/checks.h"
      14             : #include "webrtc/common_audio/real_fourier_ooura.h"
      15             : #include "webrtc/common_audio/real_fourier_openmax.h"
      16             : #include "webrtc/common_audio/signal_processing/include/signal_processing_library.h"
      17             : 
      18             : namespace webrtc {
      19             : 
      20             : using std::complex;
      21             : 
      22             : const size_t RealFourier::kFftBufferAlignment = 32;
      23             : 
      24           0 : std::unique_ptr<RealFourier> RealFourier::Create(int fft_order) {
      25             : #if defined(RTC_USE_OPENMAX_DL)
      26             :   return std::unique_ptr<RealFourier>(new RealFourierOpenmax(fft_order));
      27             : #else
      28           0 :   return std::unique_ptr<RealFourier>(new RealFourierOoura(fft_order));
      29             : #endif
      30             : }
      31             : 
      32           0 : int RealFourier::FftOrder(size_t length) {
      33           0 :   RTC_CHECK_GT(length, 0U);
      34           0 :   return WebRtcSpl_GetSizeInBits(static_cast<uint32_t>(length - 1));
      35             : }
      36             : 
      37           0 : size_t RealFourier::FftLength(int order) {
      38           0 :   RTC_CHECK_GE(order, 0);
      39           0 :   return static_cast<size_t>(1 << order);
      40             : }
      41             : 
      42           0 : size_t RealFourier::ComplexLength(int order) {
      43           0 :   return FftLength(order) / 2 + 1;
      44             : }
      45             : 
      46           0 : RealFourier::fft_real_scoper RealFourier::AllocRealBuffer(int count) {
      47             :   return fft_real_scoper(static_cast<float*>(
      48           0 :       AlignedMalloc(sizeof(float) * count, kFftBufferAlignment)));
      49             : }
      50             : 
      51           0 : RealFourier::fft_cplx_scoper RealFourier::AllocCplxBuffer(int count) {
      52             :   return fft_cplx_scoper(static_cast<complex<float>*>(
      53           0 :       AlignedMalloc(sizeof(complex<float>) * count, kFftBufferAlignment)));
      54             : }
      55             : 
      56             : }  // namespace webrtc
      57             : 

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