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/*
* Copyright (c) 2014 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 VPX_VP9_COMMON_VP9_THREAD_COMMON_H_
#define VPX_VP9_COMMON_VP9_THREAD_COMMON_H_
#include "./vpx_config.h"
#include "vp9/common/vp9_loopfilter.h"
#include "vpx_util/vpx_thread.h"
#ifdef __cplusplus
extern "C" {
#endif
struct VP9Common;
struct FRAME_COUNTS;
// Loopfilter row synchronization
typedef struct VP9LfSyncData {
#if CONFIG_MULTITHREAD
pthread_mutex_t *mutex;
pthread_cond_t *cond;
#endif
// Allocate memory to store the loop-filtered superblock index in each row.
int *cur_sb_col;
// The optimal sync_range for different resolution and platform should be
// determined by testing. Currently, it is chosen to be a power-of-2 number.
int sync_range;
int rows;
// Row-based parallel loopfilter data
LFWorkerData *lfdata;
int num_workers; // number of allocated workers.
int num_active_workers; // number of scheduled workers.
#if CONFIG_MULTITHREAD
pthread_mutex_t *lf_mutex;
pthread_mutex_t *recon_done_mutex;
pthread_cond_t *recon_done_cond;
#endif
int *num_tiles_done;
int corrupted;
} VP9LfSync;
// Allocate memory for loopfilter row synchronization.
void vp9_loop_filter_alloc(VP9LfSync *lf_sync, struct VP9Common *cm, int rows,
int width, int num_workers);
// Deallocate loopfilter synchronization related mutex and data.
void vp9_loop_filter_dealloc(VP9LfSync *lf_sync);
// Multi-threaded loopfilter that uses the tile threads.
void vp9_loop_filter_frame_mt(YV12_BUFFER_CONFIG *frame, struct VP9Common *cm,
struct macroblockd_plane planes[MAX_MB_PLANE],
int frame_filter_level, int y_only,
int partial_frame, VPxWorker *workers,
int num_workers, VP9LfSync *lf_sync);
// Multi-threaded loopfilter initialisations
void vp9_lpf_mt_init(VP9LfSync *lf_sync, struct VP9Common *cm,
int frame_filter_level, int num_workers);
void vp9_loopfilter_rows(LFWorkerData *lf_data, VP9LfSync *lf_sync);
void vp9_set_row(VP9LfSync *lf_sync, int num_tiles, int row, int is_last_row,
int corrupted);
void vp9_loopfilter_job(LFWorkerData *lf_data, VP9LfSync *lf_sync);
void vp9_accumulate_frame_counts(struct FRAME_COUNTS *accum,
const struct FRAME_COUNTS *counts, int is_dec);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VPX_VP9_COMMON_VP9_THREAD_COMMON_H_
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