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[/] [bluespec-h264/] [trunk/] [test/] [decoder/] [ldecod/] [src/] [context_ini.c] - Rev 100
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/*! ************************************************************************************* * \file context_ini.c * * \brief * CABAC context initializations * * \author * Main contributors (see contributors.h for copyright, address and affiliation details) * - Detlev Marpe <marpe@hhi.de> * - Heiko Schwarz <hschwarz@hhi.de> ************************************************************************************** */ #define CONTEXT_INI_C #include "defines.h" #include "global.h" #include "biaridecod.h" #include "ctx_tables.h" #define BIARI_CTX_INIT2(ii,jj,ctx,tab,num) \ { \ for (i=0; i<ii; i++) \ for (j=0; j<jj; j++) \ { \ if ((img->type==I_SLICE)||(img->type==SI_SLICE)) biari_init_context (img, &(ctx[i][j]), &(tab ## _I[num][i][j][0])); \ else biari_init_context (img, &(ctx[i][j]), &(tab ## _P[num][i][j][0])); \ } \ } #define BIARI_CTX_INIT1(jj,ctx,tab,num) \ { \ for (j=0; j<jj; j++) \ { \ if ((img->type==I_SLICE)||(img->type==SI_SLICE)) biari_init_context (img, &(ctx[j]), &(tab ## _I[num][0][j][0])); \ else biari_init_context (img, &(ctx[j]), &(tab ## _P[num][0][j][0])); \ } \ } void init_contexts (struct img_par* img) { MotionInfoContexts* mc = img->currentSlice->mot_ctx; TextureInfoContexts* tc = img->currentSlice->tex_ctx; int i, j; //printf("%d -", img->model_number); //--- motion coding contexts --- BIARI_CTX_INIT2 (3, NUM_MB_TYPE_CTX, mc->mb_type_contexts, INIT_MB_TYPE, img->model_number); BIARI_CTX_INIT2 (2, NUM_B8_TYPE_CTX, mc->b8_type_contexts, INIT_B8_TYPE, img->model_number); BIARI_CTX_INIT2 (2, NUM_MV_RES_CTX, mc->mv_res_contexts, INIT_MV_RES, img->model_number); BIARI_CTX_INIT2 (2, NUM_REF_NO_CTX, mc->ref_no_contexts, INIT_REF_NO, img->model_number); BIARI_CTX_INIT1 ( NUM_DELTA_QP_CTX, mc->delta_qp_contexts, INIT_DELTA_QP, img->model_number); BIARI_CTX_INIT1 ( NUM_MB_AFF_CTX, mc->mb_aff_contexts, INIT_MB_AFF, img->model_number); BIARI_CTX_INIT1 ( NUM_TRANSFORM_SIZE_CTX, mc->transform_size_contexts, INIT_TRANSFORM_SIZE, img->model_number); //--- texture coding contexts --- BIARI_CTX_INIT1 ( NUM_IPR_CTX, tc->ipr_contexts, INIT_IPR, img->model_number); BIARI_CTX_INIT1 ( NUM_CIPR_CTX, tc->cipr_contexts, INIT_CIPR, img->model_number); BIARI_CTX_INIT2 (3, NUM_CBP_CTX, tc->cbp_contexts, INIT_CBP, img->model_number); BIARI_CTX_INIT2 (8, NUM_BCBP_CTX, tc->bcbp_contexts, INIT_BCBP, img->model_number); BIARI_CTX_INIT2 (NUM_BLOCK_TYPES, NUM_MAP_CTX, tc->map_contexts, INIT_MAP, img->model_number); BIARI_CTX_INIT2 (NUM_BLOCK_TYPES, NUM_LAST_CTX, tc->last_contexts, INIT_LAST, img->model_number); BIARI_CTX_INIT2 (NUM_BLOCK_TYPES, NUM_ONE_CTX, tc->one_contexts, INIT_ONE, img->model_number); BIARI_CTX_INIT2 (NUM_BLOCK_TYPES, NUM_ABS_CTX, tc->abs_contexts, INIT_ABS, img->model_number); BIARI_CTX_INIT2 (NUM_BLOCK_TYPES, NUM_MAP_CTX, tc->fld_map_contexts, INIT_FLD_MAP, img->model_number); BIARI_CTX_INIT2 (NUM_BLOCK_TYPES, NUM_LAST_CTX, tc->fld_last_contexts,INIT_FLD_LAST, img->model_number); }