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/*
* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "webrtc/modules/video_processing/util/denoiser_filter.h"
#include "webrtc/modules/video_processing/util/denoiser_filter_c.h"
#include "webrtc/modules/video_processing/util/denoiser_filter_neon.h"
#include "webrtc/modules/video_processing/util/denoiser_filter_sse2.h"
#include "webrtc/system_wrappers/include/cpu_features_wrapper.h"
namespace webrtc {
const int kMotionMagnitudeThreshold = 8 * 3;
const int kSumDiffThreshold = 16 * 16 * 2;
const int kSumDiffThresholdHigh = 600;
DenoiserFilter* DenoiserFilter::Create(bool runtime_cpu_detection) {
DenoiserFilter* filter = NULL;
if (runtime_cpu_detection) {
// If we know the minimum architecture at compile time, avoid CPU detection.
#if defined(WEBRTC_ARCH_X86_FAMILY)
// x86 CPU detection required.
if (WebRtc_GetCPUInfo(kSSE2)) {
filter = new DenoiserFilterSSE2();
} else {
filter = new DenoiserFilterC();
}
#elif defined(WEBRTC_DETECT_NEON)
if (WebRtc_GetCPUFeaturesARM() & kCPUFeatureNEON) {
filter = new DenoiserFilterNEON();
} else {
filter = new DenoiserFilterC();
}
#else
filter = new DenoiserFilterC();
#endif
} else {
filter = new DenoiserFilterC();
}
return filter;
}
} // namespace webrtc
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