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_DECODER_VP9_DTHREAD_H_ 12#define VP9_DECODER_VP9_DTHREAD_H_ 13 14#include "./vpx_config.h" 15#include "vp9/common/vp9_thread.h" 16#include "vp9/decoder/vp9_reader.h" 17 18struct VP9Common; 19struct VP9Decoder; 20 21typedef struct TileWorkerData { 22 struct VP9Common *cm; 23 vp9_reader bit_reader; 24 DECLARE_ALIGNED(16, struct macroblockd, xd); 25 26 // Row-based parallel loopfilter data 27 LFWorkerData lfdata; 28} TileWorkerData; 29 30// Loopfilter row synchronization 31typedef struct VP9LfSyncData { 32#if CONFIG_MULTITHREAD 33 pthread_mutex_t *mutex_; 34 pthread_cond_t *cond_; 35#endif 36 // Allocate memory to store the loop-filtered superblock index in each row. 37 int *cur_sb_col; 38 // The optimal sync_range for different resolution and platform should be 39 // determined by testing. Currently, it is chosen to be a power-of-2 number. 40 int sync_range; 41 int rows; 42} VP9LfSync; 43 44// Allocate memory for loopfilter row synchronization. 45void vp9_loop_filter_alloc(VP9LfSync *lf_sync, VP9_COMMON *cm, int rows, 46 int width); 47 48// Deallocate loopfilter synchronization related mutex and data. 49void vp9_loop_filter_dealloc(VP9LfSync *lf_sync); 50 51// Multi-threaded loopfilter that uses the tile threads. 52void vp9_loop_filter_frame_mt(YV12_BUFFER_CONFIG *frame, 53 struct VP9Decoder *pbi, 54 struct VP9Common *cm, 55 int frame_filter_level, 56 int y_only); 57 58#endif // VP9_DECODER_VP9_DTHREAD_H_ 59