1/* 2 * Copyright (c) 2010 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 12#ifndef __INC_VP8D_INT_H 13#define __INC_VP8D_INT_H 14#include "vpx_ports/config.h" 15#include "vp8/common/onyxd.h" 16#include "treereader.h" 17#include "vp8/common/onyxc_int.h" 18#include "vp8/common/threading.h" 19#include "dequantize.h" 20 21typedef struct 22{ 23 int ithread; 24 void *ptr1; 25 void *ptr2; 26} DECODETHREAD_DATA; 27 28typedef struct 29{ 30 MACROBLOCKD mbd; 31 int mb_row; 32 int current_mb_col; 33 short *coef_ptr; 34} MB_ROW_DEC; 35 36typedef struct 37{ 38 INT64 time_stamp; 39 int size; 40} DATARATE; 41 42typedef struct 43{ 44 INT16 min_val; 45 INT16 Length; 46 UINT8 Probs[12]; 47} TOKENEXTRABITS; 48 49typedef struct 50{ 51 int const *scan; 52 UINT8 const *ptr_block2leftabove; 53 vp8_tree_index const *vp8_coef_tree_ptr; 54 TOKENEXTRABITS const *teb_base_ptr; 55 unsigned char *norm_ptr; 56 UINT8 *ptr_coef_bands_x; 57 58 ENTROPY_CONTEXT_PLANES *A; 59 ENTROPY_CONTEXT_PLANES *L; 60 61 INT16 *qcoeff_start_ptr; 62 BOOL_DECODER *current_bc; 63 64 vp8_prob const *coef_probs[4]; 65 66 UINT8 eob[25]; 67 68} DETOK; 69 70typedef struct VP8Decompressor 71{ 72 DECLARE_ALIGNED(16, MACROBLOCKD, mb); 73 74 DECLARE_ALIGNED(16, VP8_COMMON, common); 75 76 vp8_reader bc, bc2; 77 78 VP8D_CONFIG oxcf; 79 80 81 const unsigned char *Source; 82 unsigned int source_sz; 83 84 85 unsigned int CPUFreq; 86 unsigned int decode_microseconds; 87 unsigned int time_decoding; 88 unsigned int time_loop_filtering; 89 90#if CONFIG_MULTITHREAD 91 /* variable for threading */ 92 93 volatile int b_multithreaded_rd; 94 int max_threads; 95 int current_mb_col_main; 96 int decoding_thread_count; 97 int allocated_decoding_thread_count; 98 99 int mt_baseline_filter_level[MAX_MB_SEGMENTS]; 100 int sync_range; 101 int *mt_current_mb_col; /* Each row remembers its already decoded column. */ 102 103 unsigned char **mt_yabove_row; /* mb_rows x width */ 104 unsigned char **mt_uabove_row; 105 unsigned char **mt_vabove_row; 106 unsigned char **mt_yleft_col; /* mb_rows x 16 */ 107 unsigned char **mt_uleft_col; /* mb_rows x 8 */ 108 unsigned char **mt_vleft_col; /* mb_rows x 8 */ 109 110 MB_ROW_DEC *mb_row_di; 111 DECODETHREAD_DATA *de_thread_data; 112 113 pthread_t *h_decoding_thread; 114 sem_t *h_event_start_decoding; 115 sem_t h_event_end_decoding; 116 /* end of threading data */ 117#endif 118 119 vp8_reader *mbc; 120 INT64 last_time_stamp; 121 int ready_for_new_data; 122 123 DATARATE dr[16]; 124 125 DETOK detoken; 126 127#if CONFIG_RUNTIME_CPU_DETECT 128 vp8_dequant_rtcd_vtable_t dequant; 129#endif 130 131 132 vp8_prob prob_intra; 133 vp8_prob prob_last; 134 vp8_prob prob_gf; 135 vp8_prob prob_skip_false; 136 137} VP8D_COMP; 138 139int vp8_decode_frame(VP8D_COMP *cpi); 140void vp8_dmachine_specific_config(VP8D_COMP *pbi); 141 142 143#if CONFIG_DEBUG 144#define CHECK_MEM_ERROR(lval,expr) do {\ 145 lval = (expr); \ 146 if(!lval) \ 147 vpx_internal_error(&pbi->common.error, VPX_CODEC_MEM_ERROR,\ 148 "Failed to allocate "#lval" at %s:%d", \ 149 __FILE__,__LINE__);\ 150 } while(0) 151#else 152#define CHECK_MEM_ERROR(lval,expr) do {\ 153 lval = (expr); \ 154 if(!lval) \ 155 vpx_internal_error(&pbi->common.error, VPX_CODEC_MEM_ERROR,\ 156 "Failed to allocate "#lval);\ 157 } while(0) 158#endif 159 160#endif 161