266 lines
6.9 KiB
C
266 lines
6.9 KiB
C
/*
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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
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* 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_VP8C_INT_H
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#define __INC_VP8C_INT_H
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#include "vpx_config.h"
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#include "vpx/internal/vpx_codec_internal.h"
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#include "loopfilter.h"
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#include "entropymv.h"
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#include "entropy.h"
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#include "idct.h"
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#include "recon.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 vp8_initialize_common(void);
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#define MINQ 0
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#define MAXQ 255
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#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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{
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vp8_prob bmode_prob [VP8_BINTRAMODES-1];
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vp8_prob ymode_prob [VP8_YMODES-1]; /* interframe intra mode probs */
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#if CONFIG_UVINTRA
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vp8_prob uv_mode_prob [VP8_YMODES][VP8_UV_MODES-1];
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#else
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vp8_prob uv_mode_prob [VP8_UV_MODES-1];
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#endif
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vp8_prob sub_mv_ref_prob [VP8_SUBMVREFS-1];
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vp8_prob coef_probs [BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
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vp8_prob coef_probs_8x8 [BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [ENTROPY_NODES];
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MV_CONTEXT mvc[2];
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MV_CONTEXT pre_mvc[2]; /* not to caculate the mvcost for the frame if mvc doesn't change. */
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#if CONFIG_HIGH_PRECISION_MV
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MV_CONTEXT_HP mvc_hp[2];
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MV_CONTEXT_HP pre_mvc_hp[2]; /* not to caculate the mvcost for the frame if mvc doesn't change. */
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#endif
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} FRAME_CONTEXT;
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typedef enum
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{
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RECON_CLAMP_REQUIRED = 0,
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RECON_CLAMP_NOTREQUIRED = 1
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} CLAMP_TYPE;
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typedef enum
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{
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SIXTAP = 0,
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BILINEAR = 1
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} INTERPOLATIONFILTERTYPE;
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typedef enum
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{
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SINGLE_PREDICTION_ONLY = 0,
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COMP_PREDICTION_ONLY = 1,
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HYBRID_PREDICTION = 2,
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NB_PREDICTION_TYPES = 3,
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} COMPPREDMODE_TYPE;
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/* TODO: allows larger transform */
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typedef enum
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{
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ONLY_4X4 = 0,
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ALLOW_8X8 = 1
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} TXFM_MODE;
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typedef struct VP8_COMMON_RTCD
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{
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#if CONFIG_RUNTIME_CPU_DETECT
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vp8_idct_rtcd_vtable_t idct;
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vp8_recon_rtcd_vtable_t recon;
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vp8_subpix_rtcd_vtable_t subpix;
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vp8_loopfilter_rtcd_vtable_t loopfilter;
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#if CONFIG_POSTPROC
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vp8_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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} VP8_COMMON_RTCD;
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typedef struct VP8Common
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{
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struct vpx_internal_error_info error;
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DECLARE_ALIGNED(16, short, Y1dequant[QINDEX_RANGE][16]);
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DECLARE_ALIGNED(16, short, Y2dequant[QINDEX_RANGE][16]);
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DECLARE_ALIGNED(16, short, UVdequant[QINDEX_RANGE][16]);
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int Width;
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int Height;
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int horiz_scale;
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int vert_scale;
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YUV_TYPE clr_type;
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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];
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int fb_idx_ref_cnt[NUM_YV12_BUFFERS];
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int new_fb_idx, lst_fb_idx, gld_fb_idx, alt_fb_idx;
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YV12_BUFFER_CONFIG post_proc_buffer;
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YV12_BUFFER_CONFIG temp_scale_frame;
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FRAME_TYPE last_frame_type; /* Save last frame's frame type for motion search. */
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FRAME_TYPE frame_type;
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int show_frame;
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int frame_flags;
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int MBs;
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int mb_rows;
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int mb_cols;
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int mode_info_stride;
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/* profile settings */
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int experimental;
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int mb_no_coeff_skip;
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TXFM_MODE txfm_mode;
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COMPPREDMODE_TYPE comp_pred_mode;
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int no_lpf;
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int use_bilinear_mc_filter;
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int full_pixel;
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int base_qindex;
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int last_kf_gf_q; /* Q used on the last GF or KF */
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int y1dc_delta_q;
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int y2dc_delta_q;
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int y2ac_delta_q;
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int uvdc_delta_q;
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int uvac_delta_q;
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unsigned int frames_since_golden;
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unsigned int frames_till_alt_ref_frame;
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/* We allocate a MODE_INFO struct for each macroblock, together with
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an extra row on top and column on the left to simplify prediction. */
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MODE_INFO *mip; /* Base of allocated array */
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MODE_INFO *mi; /* Corresponds to upper left visible macroblock */
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MODE_INFO *prev_mip; /* MODE_INFO array 'mip' from last decoded frame */
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MODE_INFO *prev_mi; /* 'mi' from last frame (points into prev_mip) */
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// Persistent mb segment id map used in prediction.
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unsigned char * last_frame_seg_map;
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INTERPOLATIONFILTERTYPE mcomp_filter_type;
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LOOPFILTERTYPE filter_type;
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loop_filter_info_n lf_info;
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int filter_level;
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int last_sharpness_level;
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int sharpness_level;
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int refresh_last_frame; /* Two state 0 = NO, 1 = YES */
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int refresh_golden_frame; /* Two state 0 = NO, 1 = YES */
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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 */
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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 */
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ENTROPY_CONTEXT_PLANES *above_context; /* row of context for each plane */
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ENTROPY_CONTEXT_PLANES left_context; /* (up to) 4 contexts "" */
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/* keyframe block modes are predicted by their above, left neighbors */
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vp8_prob kf_bmode_prob [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES-1];
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#if CONFIG_QIMODE
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vp8_prob kf_ymode_prob[8][VP8_YMODES-1]; /* keyframe "" */
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int kf_ymode_probs_index;
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int kf_ymode_probs_update;
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#else
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vp8_prob kf_ymode_prob [VP8_YMODES-1]; /* keyframe "" */
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#endif
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#if CONFIG_UVINTRA
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vp8_prob kf_uv_mode_prob[VP8_YMODES] [VP8_UV_MODES-1];
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#else
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vp8_prob kf_uv_mode_prob [VP8_UV_MODES-1];
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#endif
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vp8_prob i8x8_mode_prob [VP8_UV_MODES-1];
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vp8_prob prob_intra_coded;
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vp8_prob prob_last_coded;
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vp8_prob prob_gf_coded;
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// Context probabilities when using predictive coding of segment id
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vp8_prob segment_pred_probs[PREDICTION_PROBS];
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unsigned char temporal_update;
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// Context probabilities for reference frame prediction
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unsigned char ref_scores[MAX_REF_FRAMES];
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vp8_prob ref_pred_probs[PREDICTION_PROBS];
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vp8_prob mod_refprobs[MAX_REF_FRAMES][PREDICTION_PROBS];
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vp8_prob prob_comppred[COMP_PRED_CONTEXTS];
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FRAME_CONTEXT lfc_a; /* last alt ref entropy */
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FRAME_CONTEXT lfc; /* last frame entropy */
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FRAME_CONTEXT fc; /* this frame entropy */
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int mv_ref_ct[6][4][2];
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int mode_context[6][4];
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int mv_ref_ct_a[6][4][2];
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int mode_context_a[6][4];
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int vp8_mode_contexts[6][4];
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unsigned int current_video_frame;
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int near_boffset[3];
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int version;
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#ifdef PACKET_TESTING
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VP8_HEADER oh;
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#endif
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double bitrate;
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double framerate;
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#if CONFIG_RUNTIME_CPU_DETECT
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VP8_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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} VP8_COMMON;
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#endif
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