1 /* 2 * Copyright (c) 2014 The WebM 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 VP9_COMMON_VP9_THREAD_COMMON_H_ 12 #define VP9_COMMON_VP9_THREAD_COMMON_H_ 13 #include "./vpx_config.h" 14 #include "vp9/common/vp9_loopfilter.h" 15 #include "vpx_util/vpx_thread.h" 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 struct VP9Common; 22 struct FRAME_COUNTS; 23 24 // Loopfilter row synchronization 25 typedef struct VP9LfSyncData { 26 #if CONFIG_MULTITHREAD 27 pthread_mutex_t *mutex_; 28 pthread_cond_t *cond_; 29 #endif 30 // Allocate memory to store the loop-filtered superblock index in each row. 31 int *cur_sb_col; 32 // The optimal sync_range for different resolution and platform should be 33 // determined by testing. Currently, it is chosen to be a power-of-2 number. 34 int sync_range; 35 int rows; 36 37 // Row-based parallel loopfilter data 38 LFWorkerData *lfdata; 39 int num_workers; 40 } VP9LfSync; 41 42 // Allocate memory for loopfilter row synchronization. 43 void vp9_loop_filter_alloc(VP9LfSync *lf_sync, struct VP9Common *cm, int rows, 44 int width, int num_workers); 45 46 // Deallocate loopfilter synchronization related mutex and data. 47 void vp9_loop_filter_dealloc(VP9LfSync *lf_sync); 48 49 // Multi-threaded loopfilter that uses the tile threads. 50 void vp9_loop_filter_frame_mt(YV12_BUFFER_CONFIG *frame, struct VP9Common *cm, 51 struct macroblockd_plane planes[MAX_MB_PLANE], 52 int frame_filter_level, int y_only, 53 int partial_frame, VPxWorker *workers, 54 int num_workers, VP9LfSync *lf_sync); 55 56 void vp9_accumulate_frame_counts(struct FRAME_COUNTS *accum, 57 const struct FRAME_COUNTS *counts, int is_dec); 58 59 #ifdef __cplusplus 60 } // extern "C" 61 #endif 62 63 #endif // VP9_COMMON_VP9_THREAD_COMMON_H_ 64