75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/*
|
|
* Copyright (c) 2012 The WebM 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.
|
|
*/
|
|
|
|
#ifndef VP9_ENCODER_DENOISER_H_
|
|
#define VP9_ENCODER_DENOISER_H_
|
|
|
|
#include "vp9/encoder/vp9_block.h"
|
|
#include "vpx_scale/yv12config.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define MOTION_MAGNITUDE_THRESHOLD (8 * 3)
|
|
|
|
typedef enum vp9_denoiser_decision {
|
|
COPY_BLOCK,
|
|
FILTER_BLOCK
|
|
} VP9_DENOISER_DECISION;
|
|
|
|
typedef struct vp9_denoiser {
|
|
YV12_BUFFER_CONFIG running_avg_y[MAX_REF_FRAMES];
|
|
YV12_BUFFER_CONFIG mc_running_avg_y;
|
|
int increase_denoising;
|
|
int frame_buffer_initialized;
|
|
} VP9_DENOISER;
|
|
|
|
void vp9_denoiser_update_frame_info(VP9_DENOISER *denoiser,
|
|
YV12_BUFFER_CONFIG src,
|
|
FRAME_TYPE frame_type,
|
|
int refresh_alt_ref_frame,
|
|
int refresh_golden_frame,
|
|
int refresh_last_frame);
|
|
|
|
void vp9_denoiser_denoise(VP9_DENOISER *denoiser, MACROBLOCK *mb,
|
|
int mi_row, int mi_col, BLOCK_SIZE bs,
|
|
PICK_MODE_CONTEXT *ctx);
|
|
|
|
void vp9_denoiser_reset_frame_stats(PICK_MODE_CONTEXT *ctx);
|
|
|
|
void vp9_denoiser_update_frame_stats(MB_MODE_INFO *mbmi,
|
|
unsigned int sse, PREDICTION_MODE mode,
|
|
PICK_MODE_CONTEXT *ctx);
|
|
|
|
int vp9_denoiser_alloc(VP9_DENOISER *denoiser, int width, int height,
|
|
int ssx, int ssy,
|
|
#if CONFIG_VP9_HIGHBITDEPTH
|
|
int use_highbitdepth,
|
|
#endif
|
|
int border);
|
|
|
|
#if CONFIG_VP9_TEMPORAL_DENOISING
|
|
// This function is used by both c and sse2 denoiser implementations.
|
|
// Define it as a static function within the scope where vp9_denoiser.h
|
|
// is referenced.
|
|
static int total_adj_strong_thresh(BLOCK_SIZE bs, int increase_denoising) {
|
|
return (1 << num_pels_log2_lookup[bs]) * (increase_denoising ? 3 : 2);
|
|
}
|
|
#endif
|
|
|
|
void vp9_denoiser_free(VP9_DENOISER *denoiser);
|
|
|
|
#ifdef __cplusplus
|
|
} // extern "C"
|
|
#endif
|
|
|
|
#endif // VP9_ENCODER_DENOISER_H_
|