1 /* 2 * Copyright (c) 2015 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 #ifndef MODULES_VIDEO_PROCESSING_UTIL_DENOISER_FILTER_H_ 12 #define MODULES_VIDEO_PROCESSING_UTIL_DENOISER_FILTER_H_ 13 14 #include <stdint.h> 15 16 #include <memory> 17 18 namespace webrtc { 19 20 extern const int kMotionMagnitudeThreshold; 21 extern const int kSumDiffThreshold; 22 extern const int kSumDiffThresholdHigh; 23 24 enum DenoiserDecision { COPY_BLOCK, FILTER_BLOCK }; 25 enum CpuType { CPU_NEON, CPU_NOT_NEON }; 26 27 class DenoiserFilter { 28 public: 29 static std::unique_ptr<DenoiserFilter> Create(bool runtime_cpu_detection, 30 CpuType* cpu_type); 31 ~DenoiserFilter()32 virtual ~DenoiserFilter() {} 33 34 virtual void CopyMem16x16(const uint8_t* src, 35 int src_stride, 36 uint8_t* dst, 37 int dst_stride) = 0; 38 virtual uint32_t Variance16x8(const uint8_t* a, 39 int a_stride, 40 const uint8_t* b, 41 int b_stride, 42 unsigned int* sse) = 0; 43 virtual DenoiserDecision MbDenoise(const uint8_t* mc_running_avg_y, 44 int mc_avg_y_stride, 45 uint8_t* running_avg_y, 46 int avg_y_stride, 47 const uint8_t* sig, 48 int sig_stride, 49 uint8_t motion_magnitude, 50 int increase_denoising) = 0; 51 }; 52 53 } // namespace webrtc 54 55 #endif // MODULES_VIDEO_PROCESSING_UTIL_DENOISER_FILTER_H_ 56