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