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/*
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 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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 *
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 *  Use of this source code is governed by a BSD-style license
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 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
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 *  in the file PATENTS.  All contributing project authors may
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 *  be found in the AUTHORS file in the root of the source tree.
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 */


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#ifndef __INC_ONYXC_INT_H
#define __INC_ONYXC_INT_H
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#include "vpx_config.h"
#include "vpx/internal/vpx_codec_internal.h"
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#include "vp9_rtcd.h"
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#include "loopfilter.h"
#include "entropymv.h"
#include "entropy.h"
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#include "entropymode.h"
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#include "idct.h"
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#if CONFIG_POSTPROC
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#include "postproc.h"
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#endif
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/*#ifdef PACKET_TESTING*/
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#include "header.h"
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/*#endif*/
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/* Create/destroy static data structures. */

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void vp9_initialize_common(void);
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#define MINQ 0
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#define MAXQ 255
#define QINDEX_BITS 8

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#define QINDEX_RANGE (MAXQ + 1)

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#define NUM_YV12_BUFFERS 4
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#define COMP_PRED_CONTEXTS   2
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typedef struct frame_contexts {
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  vp9_prob bmode_prob[VP9_NKF_BINTRAMODES - 1];
  vp9_prob ymode_prob[VP9_YMODES - 1]; /* interframe intra mode probs */
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#if CONFIG_SUPERBLOCKS
  vp9_prob sb_ymode_prob[VP9_I32X32_MODES - 1];
#endif
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  vp9_prob uv_mode_prob[VP9_YMODES][VP9_UV_MODES - 1];
  vp9_prob i8x8_mode_prob[VP9_I8X8_MODES - 1];
  vp9_prob sub_mv_ref_prob[SUBMVREF_COUNT][VP9_SUBMVREFS - 1];
  vp9_prob mbsplit_prob[VP9_NUMMBSPLITS - 1];
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  vp9_prob coef_probs [BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
  vp9_prob hybrid_coef_probs [BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
  vp9_prob coef_probs_8x8 [BLOCK_TYPES_8X8] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
  vp9_prob hybrid_coef_probs_8x8 [BLOCK_TYPES_8X8] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
  vp9_prob coef_probs_16x16 [BLOCK_TYPES_16X16] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
  vp9_prob hybrid_coef_probs_16x16 [BLOCK_TYPES_16X16] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
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  nmv_context nmvc;
  nmv_context pre_nmvc;
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  vp9_prob pre_bmode_prob[VP9_NKF_BINTRAMODES - 1];
  vp9_prob pre_ymode_prob[VP9_YMODES - 1]; /* interframe intra mode probs */
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#if CONFIG_SUPERBLOCKS
  vp9_prob pre_sb_ymode_prob[VP9_I32X32_MODES - 1];
#endif
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  vp9_prob pre_uv_mode_prob[VP9_YMODES][VP9_UV_MODES - 1];
  vp9_prob pre_i8x8_mode_prob[VP9_I8X8_MODES - 1];
  vp9_prob pre_sub_mv_ref_prob[SUBMVREF_COUNT][VP9_SUBMVREFS - 1];
  vp9_prob pre_mbsplit_prob[VP9_NUMMBSPLITS - 1];
  unsigned int bmode_counts[VP9_NKF_BINTRAMODES];
  unsigned int ymode_counts[VP9_YMODES];   /* interframe intra mode probs */
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#if CONFIG_SUPERBLOCKS
  unsigned int sb_ymode_counts[VP9_I32X32_MODES];
#endif
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  unsigned int uv_mode_counts[VP9_YMODES][VP9_UV_MODES];
  unsigned int i8x8_mode_counts[VP9_I8X8_MODES];   /* interframe intra probs */
  unsigned int sub_mv_ref_counts[SUBMVREF_COUNT][VP9_SUBMVREFS];
  unsigned int mbsplit_counts[VP9_NUMMBSPLITS];
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  vp9_prob pre_coef_probs [BLOCK_TYPES] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
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  vp9_prob pre_hybrid_coef_probs [BLOCK_TYPES] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [ENTROPY_NODES];

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  vp9_prob pre_coef_probs_8x8 [BLOCK_TYPES_8X8] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
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  vp9_prob pre_hybrid_coef_probs_8x8 [BLOCK_TYPES_8X8] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [ENTROPY_NODES];

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  vp9_prob pre_coef_probs_16x16 [BLOCK_TYPES_16X16] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
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  vp9_prob pre_hybrid_coef_probs_16x16 [BLOCK_TYPES_16X16] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [ENTROPY_NODES];

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  unsigned int coef_counts [BLOCK_TYPES] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS];
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  unsigned int hybrid_coef_counts [BLOCK_TYPES] [COEF_BANDS]
      [PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS];

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  unsigned int coef_counts_8x8 [BLOCK_TYPES_8X8] [COEF_BANDS]
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      [PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS];
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  unsigned int hybrid_coef_counts_8x8 [BLOCK_TYPES_8X8] [COEF_BANDS]
      [PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS];

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  unsigned int coef_counts_16x16 [BLOCK_TYPES_16X16] [COEF_BANDS]
      [PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS];
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  unsigned int hybrid_coef_counts_16x16 [BLOCK_TYPES_16X16] [COEF_BANDS]
      [PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS];

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  nmv_context_counts NMVcount;
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  vp9_prob switchable_interp_prob[VP9_SWITCHABLE_FILTERS + 1]
                                 [VP9_SWITCHABLE_FILTERS - 1];
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#if CONFIG_COMP_INTERINTRA_PRED
  unsigned int interintra_counts[2];
  vp9_prob interintra_prob;
  vp9_prob pre_interintra_prob;
#endif
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  int mode_context[INTER_MODE_CONTEXTS][4];
  int mode_context_a[INTER_MODE_CONTEXTS][4];
  int vp9_mode_contexts[INTER_MODE_CONTEXTS][4];
  int mv_ref_ct[INTER_MODE_CONTEXTS][4][2];
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} FRAME_CONTEXT;

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typedef enum {
  RECON_CLAMP_REQUIRED        = 0,
  RECON_CLAMP_NOTREQUIRED     = 1
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} CLAMP_TYPE;

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typedef enum {
  SINGLE_PREDICTION_ONLY = 0,
  COMP_PREDICTION_ONLY   = 1,
  HYBRID_PREDICTION      = 2,
  NB_PREDICTION_TYPES    = 3,
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} COMPPREDMODE_TYPE;
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typedef enum {
  ONLY_4X4            = 0,
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  ALLOW_8X8           = 1,
  ALLOW_16X16         = 2,
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  TX_MODE_SELECT      = 3,
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  NB_TXFM_MODES       = 4,
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} TXFM_MODE;

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typedef struct VP9_COMMON_RTCD {
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#if CONFIG_RUNTIME_CPU_DETECT
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  vp9_idct_rtcd_vtable_t        idct;
  vp9_subpix_rtcd_vtable_t      subpix;
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#if CONFIG_POSTPROC
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  vp9_postproc_rtcd_vtable_t    postproc;
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#endif
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  int                           flags;
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#else
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  int unused;
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#endif
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} VP9_COMMON_RTCD;
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typedef struct VP9Common {
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  struct vpx_internal_error_info  error;
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  DECLARE_ALIGNED(16, short, Y1dequant[QINDEX_RANGE][16]);
  DECLARE_ALIGNED(16, short, Y2dequant[QINDEX_RANGE][16]);
  DECLARE_ALIGNED(16, short, UVdequant[QINDEX_RANGE][16]);
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  int Width;
  int Height;
  int horiz_scale;
  int vert_scale;
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  YUV_TYPE clr_type;
  CLAMP_TYPE  clamp_type;
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  YV12_BUFFER_CONFIG *frame_to_show;
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  YV12_BUFFER_CONFIG yv12_fb[NUM_YV12_BUFFERS];
  int fb_idx_ref_cnt[NUM_YV12_BUFFERS];
  int new_fb_idx, lst_fb_idx, gld_fb_idx, alt_fb_idx;
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  YV12_BUFFER_CONFIG post_proc_buffer;
  YV12_BUFFER_CONFIG temp_scale_frame;
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  FRAME_TYPE last_frame_type;  /* Save last frame's frame type for motion search. */
  FRAME_TYPE frame_type;
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  int show_frame;
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  int frame_flags;
  int MBs;
  int mb_rows;
  int mb_cols;
  int mode_info_stride;
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  /* profile settings */
  int experimental;
  int mb_no_coeff_skip;
  TXFM_MODE txfm_mode;
  COMPPREDMODE_TYPE comp_pred_mode;
  int no_lpf;
  int use_bilinear_mc_filter;
  int full_pixel;
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  int base_qindex;
  int last_kf_gf_q;  /* Q used on the last GF or KF */
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  int y1dc_delta_q;
  int y2dc_delta_q;
  int y2ac_delta_q;
  int uvdc_delta_q;
  int uvac_delta_q;
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  unsigned int frames_since_golden;
  unsigned int frames_till_alt_ref_frame;
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  /* We allocate a MODE_INFO struct for each macroblock, together with
     an extra row on top and column on the left to simplify prediction. */
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  MODE_INFO *mip; /* Base of allocated array */
  MODE_INFO *mi;  /* Corresponds to upper left visible macroblock */
  MODE_INFO *prev_mip; /* MODE_INFO array 'mip' from last decoded frame */
  MODE_INFO *prev_mi;  /* 'mi' from last frame (points into prev_mip) */
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  // Persistent mb segment id map used in prediction.
  unsigned char *last_frame_seg_map;
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  INTERPOLATIONFILTERTYPE mcomp_filter_type;
  LOOPFILTERTYPE filter_type;
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  loop_filter_info_n lf_info;
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  int filter_level;
  int last_sharpness_level;
  int sharpness_level;
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  int refresh_last_frame;       /* Two state 0 = NO, 1 = YES */
  int refresh_golden_frame;     /* Two state 0 = NO, 1 = YES */
  int refresh_alt_ref_frame;     /* Two state 0 = NO, 1 = YES */
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  int copy_buffer_to_gf;         /* 0 none, 1 Last to GF, 2 ARF to GF */
  int copy_buffer_to_arf;        /* 0 none, 1 Last to ARF, 2 GF to ARF */
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  int refresh_entropy_probs;    /* Two state 0 = NO, 1 = YES */
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  int ref_frame_sign_bias[MAX_REF_FRAMES];    /* Two state 0, 1 */
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  /* Y,U,V,Y2 */
  ENTROPY_CONTEXT_PLANES *above_context;   /* row of context for each plane */
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  ENTROPY_CONTEXT_PLANES left_context[2];  /* (up to) 4 contexts "" */
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  /* keyframe block modes are predicted by their above, left neighbors */
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  vp9_prob kf_bmode_prob[VP9_KF_BINTRAMODES]
                        [VP9_KF_BINTRAMODES]
                        [VP9_KF_BINTRAMODES - 1];
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  vp9_prob kf_ymode_prob[8][VP9_YMODES - 1]; /* keyframe "" */
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#if CONFIG_SUPERBLOCKS
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  vp9_prob sb_kf_ymode_prob[8][VP9_I32X32_MODES - 1];
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#endif
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  int kf_ymode_probs_index;
  int kf_ymode_probs_update;
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  vp9_prob kf_uv_mode_prob[VP9_YMODES] [VP9_UV_MODES - 1];
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  vp9_prob prob_intra_coded;
  vp9_prob prob_last_coded;
  vp9_prob prob_gf_coded;
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#if CONFIG_SUPERBLOCKS
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  vp9_prob sb_coded;
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#endif
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  // Context probabilities when using predictive coding of segment id
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  vp9_prob segment_pred_probs[PREDICTION_PROBS];
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  unsigned char temporal_update;
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  // Context probabilities for reference frame prediction
  unsigned char ref_scores[MAX_REF_FRAMES];
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  vp9_prob ref_pred_probs[PREDICTION_PROBS];
  vp9_prob mod_refprobs[MAX_REF_FRAMES][PREDICTION_PROBS];
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  vp9_prob prob_comppred[COMP_PRED_CONTEXTS];
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  // FIXME contextualize
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  vp9_prob prob_tx[TX_SIZE_MAX - 1];
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  vp9_prob mbskip_pred_probs[MBSKIP_CONTEXTS];
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  FRAME_CONTEXT lfc_a; /* last alt ref entropy */
  FRAME_CONTEXT lfc; /* last frame entropy */
  FRAME_CONTEXT fc;  /* this frame entropy */
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  unsigned int current_video_frame;
  int near_boffset[3];
  int version;
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#ifdef PACKET_TESTING
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  VP9_HEADER oh;
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#endif
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  double bitrate;
  double framerate;
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#if CONFIG_RUNTIME_CPU_DETECT
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  VP9_COMMON_RTCD rtcd;
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#endif
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#if CONFIG_POSTPROC
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  struct postproc_state  postproc_state;
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#endif
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#if CONFIG_PRED_FILTER
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  /* Prediction filter variables */
  int pred_filter_mode;   // 0=disabled at the frame level (no MB filtered)
  // 1=enabled at the frame level (all MB filtered)
  // 2=specified per MB (1=filtered, 0=non-filtered)
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  vp9_prob prob_pred_filter_off;
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#endif
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#if CONFIG_COMP_INTERINTRA_PRED
  int use_interintra;
#endif
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} VP9_COMMON;
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#endif  // __INC_ONYX_INT_H