vp8/decoder/onyxd_int.h

   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 "onyxd.h"
  16 #include "treereader.h"
  17 #include "onyxc_int.h"
  18 #include "threading.h"
  19 #include "dequantize.h"
  20
  21 typedef struct
  22 {
  23     int ithread;
  24     void *ptr1;
  25     void *ptr2;
  26 } DECODETHREAD_DATA;
  27
  28 typedef struct
  29 {
  30     MACROBLOCKD  mbd;
  31     int mb_row;
  32     int current_mb_col;
  33     short *coef_ptr;
  34 } MB_ROW_DEC;
  35
  36 typedef struct
  37 {
  38     INT64 time_stamp;
  39     int size;
  40 } DATARATE;
  41
  42 typedef struct
  43 {
  44     INT16         min_val;
  45     INT16         Length;
  46     UINT8 Probs[12];
  47 } TOKENEXTRABITS;
  48
  49 typedef 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
  70 typedef 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     volatile int b_multithreaded_rd;
  91     int max_threads;
  92     int current_mb_col_main;
  93     int decoding_thread_count;
  94     int allocated_decoding_thread_count;
  95
  96     /* variable for threading */
  97 #if CONFIG_MULTITHREAD
  98     int mt_baseline_filter_level[MAX_MB_SEGMENTS];
  99     int sync_range;
 100     int *mt_current_mb_col;                  /* Each row remembers its already decoded column. */
 101
 102     unsigned char **mt_yabove_row;           /* mb_rows x width */
 103     unsigned char **mt_uabove_row;
 104     unsigned char **mt_vabove_row;
 105     unsigned char **mt_yleft_col;            /* mb_rows x 16 */
 106     unsigned char **mt_uleft_col;            /* mb_rows x 8 */
 107     unsigned char **mt_vleft_col;            /* mb_rows x 8 */
 108
 109     MB_ROW_DEC           *mb_row_di;
 110     DECODETHREAD_DATA    *de_thread_data;
 111
 112     pthread_t           *h_decoding_thread;
 113     sem_t               *h_event_start_decoding;
 114     sem_t                h_event_end_decoding;
 115     /* end of threading data */
 116 #endif
 117
 118     vp8_reader *mbc;
 119     INT64 last_time_stamp;
 120     int   ready_for_new_data;
 121
 122     DATARATE dr[16];
 123
 124     DETOK detoken;
 125
 126 #if CONFIG_RUNTIME_CPU_DETECT
 127     vp8_dequant_rtcd_vtable_t        dequant;
 128     struct vp8_dboolhuff_rtcd_vtable dboolhuff;
 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
 139 int vp8_decode_frame(VP8D_COMP *cpi);
 140 void 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