2 * Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license and patent
5 * grant that can be found in the LICENSE file in the root of the source
6 * tree. All contributing project authors may be found in the AUTHORS
7 * file in the root of the source tree.
11 #ifndef __INC_VP8C_INT_H
12 #define __INC_VP8C_INT_H
14 #include "vpx_config.h"
15 #include "vpx/internal/vpx_codec_internal.h"
16 #include "loopfilter.h"
17 #include "entropymv.h"
23 //#ifdef PACKET_TESTING
27 /* Create/destroy static data structures. */
29 void vp8_initialize_common(void);
33 #define QINDEX_RANGE (MAXQ + 1)
36 typedef struct frame_contexts
38 vp8_prob bmode_prob [VP8_BINTRAMODES-1];
39 vp8_prob ymode_prob [VP8_YMODES-1]; /* interframe intra mode probs */
40 vp8_prob uv_mode_prob [VP8_UV_MODES-1];
41 vp8_prob sub_mv_ref_prob [VP8_SUBMVREFS-1];
42 vp8_prob coef_probs [BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [vp8_coef_tokens-1];
44 MV_CONTEXT pre_mvc[2]; //not to caculate the mvcost for the frame if mvc doesn't change.
57 RECON_CLAMP_REQUIRED = 0,
58 RECON_CLAMP_NOTREQUIRED = 1
65 } INTERPOLATIONFILTERTYPE;
67 typedef struct VP8_COMMON_RTCD
69 #if CONFIG_RUNTIME_CPU_DETECT
70 vp8_idct_rtcd_vtable_t idct;
71 vp8_recon_rtcd_vtable_t recon;
72 vp8_subpix_rtcd_vtable_t subpix;
73 vp8_loopfilter_rtcd_vtable_t loopfilter;
74 vp8_postproc_rtcd_vtable_t postproc;
80 typedef struct VP8Common
82 struct vpx_internal_error_info error;
84 DECLARE_ALIGNED(16, short, Y1dequant[QINDEX_RANGE][4][4]);
85 DECLARE_ALIGNED(16, short, Y2dequant[QINDEX_RANGE][4][4]);
86 DECLARE_ALIGNED(16, short, UVdequant[QINDEX_RANGE][4][4]);
94 CLAMP_TYPE clamp_type;
96 YV12_BUFFER_CONFIG last_frame;
97 YV12_BUFFER_CONFIG golden_frame;
98 YV12_BUFFER_CONFIG alt_ref_frame;
99 YV12_BUFFER_CONFIG new_frame;
100 YV12_BUFFER_CONFIG *frame_to_show;
101 YV12_BUFFER_CONFIG post_proc_buffer;
102 YV12_BUFFER_CONFIG temp_scale_frame;
104 FRAME_TYPE last_frame_type; //Add to check if vp8_frame_init_loop_filter() can be skiped.
105 FRAME_TYPE frame_type;
113 int mode_info_stride;
116 int mb_no_coeff_skip;
119 int use_bilinear_mc_filter;
123 int last_kf_gf_q; // Q used on the last GF or KF
131 unsigned int frames_since_golden;
132 unsigned int frames_till_alt_ref_frame;
133 unsigned char *gf_active_flags; // Record of which MBs still refer to last golden frame either directly or through 0,0
136 /* We allocate a MODE_INFO struct for each macroblock, together with
137 an extra row on top and column on the left to simplify prediction. */
139 MODE_INFO *mip; /* Base of allocated array */
140 MODE_INFO *mi; /* Corresponds to upper left visible macroblock */
143 INTERPOLATIONFILTERTYPE mcomp_filter_type;
144 LOOPFILTERTYPE last_filter_type;
145 LOOPFILTERTYPE filter_type;
146 loop_filter_info lf_info[MAX_LOOP_FILTER+1];
147 prototype_loopfilter_block((*lf_mbv));
148 prototype_loopfilter_block((*lf_mbh));
149 prototype_loopfilter_block((*lf_bv));
150 prototype_loopfilter_block((*lf_bh));
152 int last_sharpness_level;
155 int refresh_last_frame; // Two state 0 = NO, 1 = YES
156 int refresh_golden_frame; // Two state 0 = NO, 1 = YES
157 int refresh_alt_ref_frame; // Two state 0 = NO, 1 = YES
159 int copy_buffer_to_gf; // 0 none, 1 Last to GF, 2 ARF to GF
160 int copy_buffer_to_arf; // 0 none, 1 Last to ARF, 2 GF to ARF
162 int refresh_entropy_probs; // Two state 0 = NO, 1 = YES
164 int ref_frame_sign_bias[MAX_REF_FRAMES]; // Two state 0, 1
167 ENTROPY_CONTEXT *above_context[4]; // row of context for each plane
168 ENTROPY_CONTEXT left_context[4][4]; // (up to) 4 contexts ""
171 // keyframe block modes are predicted by their above, left neighbors
173 vp8_prob kf_bmode_prob [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES-1];
174 vp8_prob kf_ymode_prob [VP8_YMODES-1]; /* keyframe "" */
175 vp8_prob kf_uv_mode_prob [VP8_UV_MODES-1];
178 FRAME_CONTEXT lfc; // last frame entropy
179 FRAME_CONTEXT fc; // this frame entropy
181 unsigned int current_video_frame;
186 TOKEN_PARTITION multi_token_partition;
188 #ifdef PACKET_TESTING
194 #if CONFIG_RUNTIME_CPU_DETECT
195 VP8_COMMON_RTCD rtcd;
197 struct postproc_state postproc_state;
201 void vp8_adjust_mb_lf_value(MACROBLOCKD *mbd, int *filter_level);
202 void vp8_init_loop_filter(VP8_COMMON *cm);
203 extern void vp8_loop_filter_frame(VP8_COMMON *cm, MACROBLOCKD *mbd, int filt_val);