/****************************************************************************** * * Copyright (C) 2015 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ***************************************************************************** * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore */ #include #include "ih264_typedefs.h" #include "iv.h" #include "ivd.h" #include "ih264_macros.h" #include "ih264_platform_macros.h" #include "ih264d_debug.h" #include "ih264d_defs.h" #include "ih264d_defs.h" #include "ih264d_structs.h" #include "ih264d_deblocking.h" #include "ih264d_mb_utils.h" #include "ih264d_error_handler.h" #include "ih264d_utils.h" #include "ih264d_defs.h" #include "ih264d_format_conv.h" #include "ih264d_deblocking.h" #include "ih264d_tables.h" /*! ************************************************************************* * \file ih264d_deblocking.c * * \brief * Decoder specific deblocking routines * * \author AI ************************************************************************* */ /*! ************************************************************************** * \if Function name : HorizonPad \endif * * \brief * Does the Horizontal padding on a whole pic. * * \return * None ************************************************************************** */ /*! ************************************************************************** * \if Function name : FilterBoundaryLeft \endif * * \brief * Filters MacroBlock Left Boundary egdes. * * \return * None ************************************************************************** */ void ih264d_filter_boundary_left_nonmbaff(dec_struct_t *ps_dec, tfr_ctxt_t * ps_tfr_cxt, WORD8 i1_cb_qp_idx_ofst, WORD8 i1_cr_qp_idx_ofst, deblk_mb_t * ps_cur_mb, WORD32 i4_strd_y, WORD32 i4_strd_uv, deblk_mb_t * ps_left_mb, UWORD32 pu4_bs_tab[], UWORD8 u1_cur_fld) { UWORD8 *pu1_y, *pu1_u, *pu1_v; WORD32 uc_tmp, qp_avg; WORD32 alpha_u = 0, beta_u = 0, alpha_v = 0, beta_v = 0; WORD32 alpha_y = 0, beta_y = 0; WORD32 idx_b_u, idx_a_u, idx_b_v, idx_a_v; WORD32 idx_b_y, idx_a_y; UWORD32 u4_bs_val; UWORD8 *pu1_cliptab_u, *pu1_cliptab_v, *pu1_cliptab_y; UWORD8 u1_double_cl = !ps_cur_mb->u1_single_call; WORD32 ofst_a = ps_cur_mb->i1_slice_alpha_c0_offset; WORD32 ofst_b = ps_cur_mb->i1_slice_beta_offset; PROFILE_DISABLE_DEBLK() pu1_y = ps_tfr_cxt->pu1_mb_y; pu1_u = ps_tfr_cxt->pu1_mb_u; pu1_v = ps_tfr_cxt->pu1_mb_v; /* LUMA values */ /* Deblock rounding change */ qp_avg = (UWORD8)((ps_cur_mb->u1_left_mb_qp + ps_cur_mb->u1_mb_qp + 1) >> 1); idx_a_y = qp_avg + ofst_a; alpha_y = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta_y = gau1_ih264d_beta_table[12 + idx_b_y]; /* Chroma cb values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_cur_mb->u1_left_mb_qp + i1_cb_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cb_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_u = qp_avg + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; /* Chroma cr values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_cur_mb->u1_left_mb_qp + i1_cr_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cr_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_v = qp_avg + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; if(u1_double_cl == 0) { u4_bs_val = pu4_bs_tab[4]; if(0x04040404 == u4_bs_val) { ps_dec->pf_deblk_luma_vert_bs4(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_vert_bs4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs_val) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_vert_bslt4(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs_val, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs_val, pu1_cliptab_u, pu1_cliptab_v); } } } else { i4_strd_y <<= (!u1_cur_fld); u4_bs_val = pu4_bs_tab[4]; i4_strd_uv <<= (!u1_cur_fld); if(0x04040404 == u4_bs_val) { ps_dec->pf_deblk_luma_vert_bs4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_vert_bs4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs_val) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_vert_bslt4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs_val, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs_val, pu1_cliptab_u, pu1_cliptab_v); } } { UWORD16 u2_shift = (i4_strd_y >> 1) << (u1_cur_fld ? 4 : 0); pu1_y += u2_shift; u2_shift = (i4_strd_uv >> 1) << (u1_cur_fld ? 3 : 0); pu1_u += u2_shift; pu1_v += u2_shift; } qp_avg = (((ps_left_mb + 1)->u1_mb_qp + ps_cur_mb->u1_mb_qp + 1) >> 1); idx_a_y = qp_avg + ofst_a; alpha_y = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta_y = gau1_ih264d_beta_table[12 + idx_b_y]; u4_bs_val = pu4_bs_tab[9]; { WORD32 mb_qp1, mb_qp2; mb_qp1 = ((ps_left_mb + 1)->u1_mb_qp + i1_cb_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cb_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_u = qp_avg + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; u4_bs_val = pu4_bs_tab[9]; { WORD32 mb_qp1, mb_qp2; mb_qp1 = ((ps_left_mb + 1)->u1_mb_qp + i1_cr_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cr_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_v = qp_avg + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; if(0x04040404 == u4_bs_val) { ps_dec->pf_deblk_luma_vert_bs4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_vert_bs4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs_val) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_vert_bslt4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs_val, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs_val, pu1_cliptab_u, pu1_cliptab_v); } } } } /*! ************************************************************************** * \if Function name : FilterBoundaryTop \endif * * \brief * Filters MacroBlock Top Boundary egdes. * * \return * None ************************************************************************** */ void ih264d_filter_boundary_top_nonmbaff(dec_struct_t *ps_dec, tfr_ctxt_t * ps_tfr_cxt, WORD8 i1_cb_qp_idx_ofst, WORD8 i1_cr_qp_idx_ofst, deblk_mb_t * ps_cur_mb, WORD32 i4_strd_y, WORD32 i4_strd_uv, deblk_mb_t * ps_top_mb, UWORD32 u4_bs) { UWORD8 *pu1_y, *pu1_u; WORD32 alpha_u = 0, beta_u = 0, alpha_v = 0, beta_v = 0; WORD32 alpha_y = 0, beta_y = 0; WORD32 qp_avg; WORD32 idx_b_u, idx_a_u, idx_b_v, idx_a_v; WORD32 idx_b_y, idx_a_y; UWORD16 uc_tmp; UWORD8 *pu1_cliptab_u, *pu1_cliptab_v, *pu1_cliptab_y; WORD32 ofst_a = ps_cur_mb->i1_slice_alpha_c0_offset; WORD32 ofst_b = ps_cur_mb->i1_slice_beta_offset; UNUSED(ps_top_mb); /* LUMA values */ /* Deblock rounding change */ uc_tmp = ((ps_cur_mb->u1_topmb_qp + ps_cur_mb->u1_mb_qp + 1) >> 1); qp_avg = (UWORD8)uc_tmp; idx_a_y = qp_avg + ofst_a; alpha_y = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta_y = gau1_ih264d_beta_table[12 + idx_b_y]; pu1_y = ps_tfr_cxt->pu1_mb_y; /* CHROMA cb values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_cur_mb->u1_topmb_qp + i1_cb_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cb_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_u = qp_avg + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; /* CHROMA cr values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_cur_mb->u1_topmb_qp + i1_cr_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cr_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_v = qp_avg + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; pu1_u = ps_tfr_cxt->pu1_mb_u; if(u4_bs == 0x04040404) { /* Code specific to the assembly module */ ps_dec->pf_deblk_luma_horz_bs4(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_horz_bs4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_horz_bslt4(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs, pu1_cliptab_y); ps_dec->pf_deblk_chroma_horz_bslt4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs, pu1_cliptab_u, pu1_cliptab_v); } } } void ih264d_deblock_mb_nonmbaff(dec_struct_t *ps_dec, tfr_ctxt_t * ps_tfr_cxt, WORD8 i1_cb_qp_idx_ofst, WORD8 i1_cr_qp_idx_ofst, WORD32 i4_strd_y, WORD32 i4_strd_uv ) { UWORD8 *pu1_y, *pu1_u; UWORD32 u4_bs; WORD32 alpha, beta, alpha_u, beta_u, alpha_v, beta_v; UWORD8 *pu1_cliptab_u; UWORD8 *pu1_cliptab_v; UWORD8 *pu1_cliptab_y; UWORD32 * pu4_bs_tab; WORD32 idx_a_y, idx_a_u, idx_a_v; UWORD32 u4_deb_mode, u4_mbs_next; UWORD32 u4_image_wd_mb; deblk_mb_t *ps_top_mb,*ps_left_mb,*ps_cur_mb; PROFILE_DISABLE_DEBLK() /* Return from here to switch off deblocking */ u4_image_wd_mb = ps_dec->u2_frm_wd_in_mbs; ps_cur_mb = ps_dec->ps_cur_deblk_mb; pu4_bs_tab = ps_cur_mb->u4_bs_table; u4_deb_mode = ps_cur_mb->u1_deblocking_mode; if(!(u4_deb_mode & MB_DISABLE_FILTERING)) { if(ps_dec->u4_deblk_mb_x) { ps_left_mb = ps_cur_mb - 1; } else { ps_left_mb = NULL; } if(ps_dec->u4_deblk_mb_y != 0) { ps_top_mb = ps_cur_mb - (u4_image_wd_mb); } else { ps_top_mb = NULL; } if(u4_deb_mode & MB_DISABLE_LEFT_EDGE) ps_left_mb = NULL; if(u4_deb_mode & MB_DISABLE_TOP_EDGE) ps_top_mb = NULL; /*---------------------------------------------------------------------*/ /* Filter wrt Left edge */ /* except */ /* - Left Egde is Picture Boundary */ /* - Left Egde is part of Slice Boundary and Deblocking */ /* parameters of slice disable Filtering of Slice Boundary Edges*/ /*---------------------------------------------------------------------*/ if(ps_left_mb) ih264d_filter_boundary_left_nonmbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, i4_strd_y, i4_strd_uv, ps_left_mb, pu4_bs_tab, 0); /*--------------------------------------------------------------------*/ /* Filter wrt Other Vertical Edges */ /*--------------------------------------------------------------------*/ { WORD32 ofst_a, ofst_b, idx_b_y, idx_b_u, idx_b_v; WORD32 qp_avg, qp_avg_u, qp_avg_v; ofst_a = ps_cur_mb->i1_slice_alpha_c0_offset; ofst_b = ps_cur_mb->i1_slice_beta_offset; qp_avg = ps_cur_mb->u1_mb_qp; idx_a_y = qp_avg + ofst_a; alpha = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta = gau1_ih264d_beta_table[12 + idx_b_y]; /* CHROMA values */ /* CHROMA Cb values */ qp_avg_u = (qp_avg + i1_cb_qp_idx_ofst); qp_avg_u = gau1_ih264d_qp_scale_cr[12 + qp_avg_u]; idx_a_u = qp_avg_u + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg_u + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; /* CHROMA Cr values */ qp_avg_v = (qp_avg + i1_cr_qp_idx_ofst); qp_avg_v = gau1_ih264d_qp_scale_cr[12 + qp_avg_v]; idx_a_v = qp_avg_v + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg_v + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; } pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; //this for Luma pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; //this for chroma pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; //this for chroma //edge=1 u4_bs = pu4_bs_tab[5]; pu1_y = ps_tfr_cxt->pu1_mb_y; pu1_u = ps_tfr_cxt->pu1_mb_u; if(u4_bs) { ps_dec->pf_deblk_luma_vert_bslt4(pu1_y + 4, i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } //edge=2 u4_bs = pu4_bs_tab[6]; if(u4_bs) { ps_dec->pf_deblk_luma_vert_bslt4(pu1_y + 8, i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4(pu1_u + 4 * YUV420SP_FACTOR, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs, pu1_cliptab_u, pu1_cliptab_v); } //edge=3 u4_bs = pu4_bs_tab[7]; if(u4_bs) { ps_dec->pf_deblk_luma_vert_bslt4(pu1_y + 12, i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } /*--------------------------------------------------------------------*/ /* Filter wrt Top edge */ /* except */ /* - Top Egde is Picture Boundary */ /* - Top Egde is part of Slice Boundary and Deblocking */ /* parameters of slice disable Filtering of Slice Boundary Edges*/ /*--------------------------------------------------------------------*/ if(ps_top_mb) { /** if top MB and MB AFF and cur MB is frame and top is field then */ /* one extra top edge needs to be deblocked */ ih264d_filter_boundary_top_nonmbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, i4_strd_y, i4_strd_uv, ps_top_mb, pu4_bs_tab[0]); } /*--------------------------------------------------------------------*/ /* Filter wrt Other Horizontal Edges */ /*--------------------------------------------------------------------*/ //edge1 u4_bs = pu4_bs_tab[1]; if(u4_bs) { ps_dec->pf_deblk_luma_horz_bslt4(pu1_y + (i4_strd_y << 2), i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } //edge2 u4_bs = pu4_bs_tab[2]; if(u4_bs) { ps_dec->pf_deblk_luma_horz_bslt4(pu1_y + (i4_strd_y << 3), i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); ps_dec->pf_deblk_chroma_horz_bslt4(pu1_u + (i4_strd_uv << 2), i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs, pu1_cliptab_u, pu1_cliptab_v); } //edge3 u4_bs = pu4_bs_tab[3]; if(u4_bs) { ps_dec->pf_deblk_luma_horz_bslt4( (pu1_y + (i4_strd_y << 3) + (i4_strd_y << 2)), i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } } ps_dec->u4_deblk_mb_x++; ps_dec->ps_cur_deblk_mb++; ps_dec->u4_cur_deblk_mb_num++; u4_mbs_next = u4_image_wd_mb - ps_dec->u4_deblk_mb_x; ps_tfr_cxt->pu1_mb_y += 16; ps_tfr_cxt->pu1_mb_u += 8 * YUV420SP_FACTOR; ps_tfr_cxt->pu1_mb_v += 8; if(!u4_mbs_next) { ps_tfr_cxt->pu1_mb_y += ps_tfr_cxt->u4_y_inc; ps_tfr_cxt->pu1_mb_u += ps_tfr_cxt->u4_uv_inc; ps_tfr_cxt->pu1_mb_v += ps_tfr_cxt->u4_uv_inc; ps_dec->u4_deblk_mb_y++; ps_dec->u4_deblk_mb_x = 0; } } /************************************************************************** * * Function Name : ih264d_init_deblk_tfr_ctxt * * Description : This function is called once per deblockpicture call * This sets up the transfer address contexts * * Revision History: * * DD MM YYYY Author(s) Changes (Describe the changes made) * 14 06 2005 SWRN Draft **************************************************************************/ void ih264d_init_deblk_tfr_ctxt(dec_struct_t * ps_dec, pad_mgr_t *ps_pad_mgr, tfr_ctxt_t *ps_tfr_cxt, UWORD16 u2_image_wd_mb, UWORD8 u1_mbaff) { UWORD32 i4_wd_y; UWORD32 i4_wd_uv; UWORD8 u1_field_pic_flag = ps_dec->ps_cur_slice->u1_field_pic_flag; /*< Field u4_flag */ UNUSED(u2_image_wd_mb); ps_tfr_cxt->pu1_src_y = ps_dec->s_cur_pic.pu1_buf1 - 4; ps_tfr_cxt->pu1_src_u = ps_dec->s_cur_pic.pu1_buf2 - 4; ps_tfr_cxt->pu1_src_v = ps_dec->s_cur_pic.pu1_buf3 - 4; ps_tfr_cxt->pu1_dest_y = ps_tfr_cxt->pu1_src_y; ps_tfr_cxt->pu1_dest_u = ps_tfr_cxt->pu1_src_u; ps_tfr_cxt->pu1_dest_v = ps_tfr_cxt->pu1_src_v; ps_tfr_cxt->pu1_mb_y = ps_tfr_cxt->pu1_src_y + 4; ps_tfr_cxt->pu1_mb_u = ps_tfr_cxt->pu1_src_u + 4; ps_tfr_cxt->pu1_mb_v = ps_tfr_cxt->pu1_src_v + 4; i4_wd_y = ps_dec->u2_frm_wd_y << u1_field_pic_flag; i4_wd_uv = ps_dec->u2_frm_wd_uv << u1_field_pic_flag; ps_tfr_cxt->u4_y_inc = ((i4_wd_y << u1_mbaff) * 16 - (ps_dec->u2_frm_wd_in_mbs << 4)); ps_tfr_cxt->u4_uv_inc = (i4_wd_uv << u1_mbaff) * 8 - (ps_dec->u2_frm_wd_in_mbs << 4); /* padding related initialisations */ if(ps_dec->ps_cur_slice->u1_nal_ref_idc) { ps_pad_mgr->u1_vert_pad_top = !(ps_dec->ps_cur_slice->u1_field_pic_flag && ps_dec->ps_cur_slice->u1_bottom_field_flag); ps_pad_mgr->u1_vert_pad_bot = ((!ps_dec->ps_cur_slice->u1_field_pic_flag) || ps_dec->ps_cur_slice->u1_bottom_field_flag); ps_pad_mgr->u1_horz_pad = 1; } else { ps_pad_mgr->u1_horz_pad = 0; ps_pad_mgr->u1_vert_pad_top = 0; ps_pad_mgr->u1_vert_pad_bot = 0; } } /*****************************************************************************/ /* */ /* Function Name : ih264d_deblock_picture_mbaff */ /* */ /* Description : This function carries out deblocking on a whole picture */ /* with MBAFF */ /* */ /* Inputs : */ /* Processing : This functions calls deblock MB in the MB increment order*/ /* */ /* Outputs : Produces the deblocked picture */ /* Returns : None */ /* */ /* Revision History: */ /* */ /* DD MM YYYY Author(s) Changes (Describe the changes made) */ /* 17 02 2005 NS Creation */ /* 14 06 2005 SWRN clean-up */ /*****************************************************************************/ void ih264d_deblock_picture_mbaff(dec_struct_t * ps_dec) { WORD16 i2_mb_x, i2_mb_y; deblk_mb_t *ps_cur_mb; deblk_mb_t *ps_top_mb; deblk_mb_t *ps_left_mb; UWORD8 u1_vert_pad_top = 1; UWORD8 u1_cur_fld, u1_top_fld, u1_left_fld; UWORD8 u1_first_row; UWORD8 * pu1_deb_y, *pu1_deb_u, *pu1_deb_v; UWORD8 u1_deb_mode, u1_extra_top_edge; WORD32 i4_wd_y, i4_wd_uv; UWORD8 u1_field_pic_flag = ps_dec->ps_cur_slice->u1_field_pic_flag; /*< Field u4_flag */ UWORD8 u1_bottom_field_flag = ps_dec->ps_cur_slice->u1_bottom_field_flag; /*< Bottom field u4_flag*/ /**************************************************/ /* one time loads from ps_dec which will be used */ /* frequently throughout the deblocking procedure */ /**************************************************/ pad_mgr_t * ps_pad_mgr = &ps_dec->s_pad_mgr; tfr_ctxt_t s_tfr_ctxt; tfr_ctxt_t * ps_tfr_cxt = &s_tfr_ctxt; UWORD16 u2_image_wd_mb = ps_dec->u2_frm_wd_in_mbs; UWORD16 u2_image_ht_mb = ps_dec->u2_frm_ht_in_mbs; UWORD8 u1_mbaff = ps_dec->ps_cur_slice->u1_mbaff_frame_flag; WORD8 i1_cb_qp_idx_ofst = ps_dec->ps_cur_pps->i1_chroma_qp_index_offset; WORD8 i1_cr_qp_idx_ofst = ps_dec->ps_cur_pps->i1_second_chroma_qp_index_offset; /* Set up Parameter for DMA transfer */ ih264d_init_deblk_tfr_ctxt(ps_dec, ps_pad_mgr, ps_tfr_cxt, u2_image_wd_mb, u1_mbaff); /* Pic level Initialisations */ i2_mb_y = u2_image_ht_mb; i2_mb_x = 0; u1_extra_top_edge = 0; u1_first_row = 1; i4_wd_y = ps_dec->u2_frm_wd_y << u1_field_pic_flag; i4_wd_uv = ps_dec->u2_frm_wd_uv << u1_field_pic_flag; /* Initial filling of the buffers with deblocking data */ pu1_deb_y = ps_tfr_cxt->pu1_mb_y; pu1_deb_u = ps_tfr_cxt->pu1_mb_u; pu1_deb_v = ps_tfr_cxt->pu1_mb_v; ps_cur_mb = ps_dec->ps_deblk_pic; if(ps_dec->u4_app_disable_deblk_frm == 0) { { while(i2_mb_y > 0) { do { u1_deb_mode = ps_cur_mb->u1_deblocking_mode; if(!(u1_deb_mode & MB_DISABLE_FILTERING)) { ps_tfr_cxt->pu1_mb_y = pu1_deb_y; ps_tfr_cxt->pu1_mb_u = pu1_deb_u; ps_tfr_cxt->pu1_mb_v = pu1_deb_v; u1_cur_fld = (ps_cur_mb->u1_mb_type & D_FLD_MB) >> 7; u1_cur_fld &= 1; if(i2_mb_x) { ps_left_mb = ps_cur_mb - 2; } else { ps_left_mb = NULL; } if(!u1_first_row) { ps_top_mb = ps_cur_mb - (u2_image_wd_mb << 1) + 1; u1_top_fld = (ps_top_mb->u1_mb_type & D_FLD_MB) >> 7; } else { ps_top_mb = NULL; u1_top_fld = 0; } if((!u1_first_row) & u1_top_fld & u1_cur_fld) ps_top_mb--; /********************************************************/ /* if top MB and MB AFF and cur MB is frame and top is */ /* field, then one extra top edge needs to be deblocked */ /********************************************************/ u1_extra_top_edge = (!u1_cur_fld) & u1_top_fld; if(u1_deb_mode & MB_DISABLE_LEFT_EDGE) ps_left_mb = NULL; if(u1_deb_mode & MB_DISABLE_TOP_EDGE) ps_top_mb = NULL; ih264d_deblock_mb_mbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, i4_wd_y, i4_wd_uv, ps_top_mb, ps_left_mb, u1_cur_fld, u1_extra_top_edge); } ps_cur_mb++; u1_deb_mode = ps_cur_mb->u1_deblocking_mode; if(!(u1_deb_mode & MB_DISABLE_FILTERING)) { ps_tfr_cxt->pu1_mb_y = pu1_deb_y; ps_tfr_cxt->pu1_mb_u = pu1_deb_u; ps_tfr_cxt->pu1_mb_v = pu1_deb_v; u1_cur_fld = (ps_cur_mb->u1_mb_type & D_FLD_MB) >> 7; u1_cur_fld &= 1; if(i2_mb_x) { ps_left_mb = ps_cur_mb - 2; u1_left_fld = (ps_left_mb->u1_mb_type & D_FLD_MB) >> 7; } else { ps_left_mb = NULL; u1_left_fld = u1_cur_fld; } if(!u1_first_row) { ps_top_mb = ps_cur_mb - (u2_image_wd_mb << 1); } else { ps_top_mb = NULL; } { UWORD8 u1_row_shift_y = 0, u1_row_shift_uv = 0; if(!u1_cur_fld) { ps_top_mb = ps_cur_mb - 1; u1_top_fld = (ps_top_mb->u1_mb_type & D_FLD_MB) >> 7; u1_row_shift_y = 4; u1_row_shift_uv = 3; } ps_tfr_cxt->pu1_mb_y += i4_wd_y << u1_row_shift_y; ps_tfr_cxt->pu1_mb_u += (i4_wd_uv << u1_row_shift_uv); ps_tfr_cxt->pu1_mb_v += i4_wd_uv << u1_row_shift_uv; } /* point to A if top else A+1 */ if(u1_left_fld ^ u1_cur_fld) ps_left_mb--; /********************************************************/ /* if top MB and MB AFF and cur MB is frame and top is */ /* field, then one extra top edge needs to be deblocked */ /********************************************************/ u1_extra_top_edge = 0; if(u1_deb_mode & MB_DISABLE_LEFT_EDGE) ps_left_mb = NULL; if(u1_deb_mode & MB_DISABLE_TOP_EDGE) ps_top_mb = NULL; ih264d_deblock_mb_mbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, i4_wd_y, i4_wd_uv, ps_top_mb, ps_left_mb, u1_cur_fld, u1_extra_top_edge); } ps_cur_mb++; i2_mb_x++; pu1_deb_y += 16; pu1_deb_u += 8 * YUV420SP_FACTOR; pu1_deb_v += 8; } while(u2_image_wd_mb > i2_mb_x); pu1_deb_y += ps_tfr_cxt->u4_y_inc; pu1_deb_u += ps_tfr_cxt->u4_uv_inc; pu1_deb_v += ps_tfr_cxt->u4_uv_inc; i2_mb_x = 0; i2_mb_y -= 2; u1_first_row = 0; } } } //Padd the Picture //Horizontal Padd if(ps_pad_mgr->u1_horz_pad) { UWORD32 u1_field_pic_flag = ps_dec->ps_cur_slice->u1_field_pic_flag; ps_dec->pf_pad_left_luma(ps_tfr_cxt->pu1_src_y + 4, ps_dec->u2_frm_wd_y << u1_field_pic_flag, ps_dec->u2_pic_ht >> u1_field_pic_flag, PAD_LEN_Y_H); ps_dec->pf_pad_right_luma( ps_tfr_cxt->pu1_src_y + 4 + (ps_dec->u2_frm_wd_in_mbs << 4), ps_dec->u2_frm_wd_y << u1_field_pic_flag, ps_dec->u2_pic_ht >> u1_field_pic_flag, PAD_LEN_Y_H); ps_dec->pf_pad_left_chroma(ps_tfr_cxt->pu1_src_u + 4, ps_dec->u2_frm_wd_uv << u1_field_pic_flag, (ps_dec->u2_pic_ht / 2) >> u1_field_pic_flag, PAD_LEN_UV_H * YUV420SP_FACTOR); ps_dec->pf_pad_right_chroma( ps_tfr_cxt->pu1_src_u + 4 + (ps_dec->u2_frm_wd_in_mbs << 4), ps_dec->u2_frm_wd_uv << u1_field_pic_flag, (ps_dec->u2_pic_ht / 2) >> u1_field_pic_flag, PAD_LEN_UV_H * YUV420SP_FACTOR); } //Vertical Padd Top if(ps_pad_mgr->u1_vert_pad_top) { ps_dec->pf_pad_top(ps_dec->ps_cur_pic->pu1_buf1 - PAD_LEN_Y_H, ps_dec->u2_frm_wd_y, ps_dec->u2_frm_wd_y, ps_pad_mgr->u1_pad_len_y_v); ps_dec->pf_pad_top( ps_dec->ps_cur_pic->pu1_buf2 - PAD_LEN_UV_H * YUV420SP_FACTOR, ps_dec->u2_frm_wd_uv, ps_dec->u2_frm_wd_uv, ps_pad_mgr->u1_pad_len_cr_v); ps_pad_mgr->u1_vert_pad_top = 0; } //Vertical Padd Bottom if(ps_pad_mgr->u1_vert_pad_bot) { UWORD8 *pu1_buf; pu1_buf = ps_dec->ps_cur_pic->pu1_buf1 - PAD_LEN_Y_H; pu1_buf += ps_dec->u2_pic_ht * ps_dec->u2_frm_wd_y; ps_dec->pf_pad_bottom(pu1_buf, ps_dec->u2_frm_wd_y, ps_dec->u2_frm_wd_y, ps_pad_mgr->u1_pad_len_y_v); pu1_buf = ps_dec->ps_cur_pic->pu1_buf2 - PAD_LEN_UV_H * YUV420SP_FACTOR; pu1_buf += (ps_dec->u2_pic_ht >> 1) * ps_dec->u2_frm_wd_uv; ps_dec->pf_pad_bottom(pu1_buf, ps_dec->u2_frm_wd_uv, ps_dec->u2_frm_wd_uv, ps_pad_mgr->u1_pad_len_cr_v); } } /*****************************************************************************/ /* */ /* Function Name : ih264d_deblock_picture_non_mbaff */ /* */ /* Description : This function carries out deblocking on a whole picture */ /* without MBAFF */ /* */ /* Inputs : */ /* Processing : This functions calls deblock MB in the MB increment order*/ /* */ /* Outputs : Produces the deblocked picture */ /* Returns : None */ /* */ /* Revision History: */ /* */ /* DD MM YYYY Author(s) Changes (Describe the changes made) */ /* 17 02 2005 NS Creation */ /* 14 06 2005 SWRN clean-up */ /*****************************************************************************/ void ih264d_deblock_picture_non_mbaff(dec_struct_t * ps_dec) { deblk_mb_t *ps_cur_mb; UWORD8 u1_vert_pad_top = 1; UWORD8 u1_deb_mode; WORD32 i4_wd_y, i4_wd_uv; UWORD8 u1_field_pic_flag = ps_dec->ps_cur_slice->u1_field_pic_flag; /*< Field u4_flag */ UWORD8 u1_bottom_field_flag = ps_dec->ps_cur_slice->u1_bottom_field_flag; /*< Bottom field u4_flag */ /**************************************************/ /* one time loads from ps_dec which will be used */ /* frequently throughout the deblocking procedure */ /**************************************************/ pad_mgr_t * ps_pad_mgr = &ps_dec->s_pad_mgr; tfr_ctxt_t s_tfr_ctxt; tfr_ctxt_t * ps_tfr_cxt = &s_tfr_ctxt; // = &ps_dec->s_tran_addrecon; UWORD16 u2_image_wd_mb = ps_dec->u2_frm_wd_in_mbs; UWORD16 u2_image_ht_mb = ps_dec->u2_frm_ht_in_mbs; WORD8 i1_cb_qp_idx_ofst = ps_dec->ps_cur_pps->i1_chroma_qp_index_offset; WORD8 i1_cr_qp_idx_ofst = ps_dec->ps_cur_pps->i1_second_chroma_qp_index_offset; /* Set up Parameter for DMA transfer */ ih264d_init_deblk_tfr_ctxt(ps_dec, ps_pad_mgr, ps_tfr_cxt, u2_image_wd_mb, 0); /* Pic level Initialisations */ i4_wd_y = ps_dec->u2_frm_wd_y << u1_field_pic_flag; i4_wd_uv = ps_dec->u2_frm_wd_uv << u1_field_pic_flag; /* Initial filling of the buffers with deblocking data */ ps_cur_mb = ps_dec->ps_deblk_pic; if(ps_dec->u4_app_disable_deblk_frm == 0) { if(ps_dec->ps_cur_sps->u1_mb_aff_flag == 1) { while( ps_dec->u4_deblk_mb_y < u2_image_ht_mb) { ih264d_deblock_mb_nonmbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, i4_wd_y, i4_wd_uv); ps_cur_mb++; } } } //Padd the Picture //Horizontal Padd if(ps_pad_mgr->u1_horz_pad) { UWORD32 u1_field_pic_flag = ps_dec->ps_cur_slice->u1_field_pic_flag; ps_dec->pf_pad_left_luma(ps_tfr_cxt->pu1_src_y + 4, ps_dec->u2_frm_wd_y << u1_field_pic_flag, ps_dec->u2_pic_ht >> u1_field_pic_flag, PAD_LEN_Y_H); ps_dec->pf_pad_right_luma( ps_tfr_cxt->pu1_src_y + 4 + (ps_dec->u2_frm_wd_in_mbs << 4), ps_dec->u2_frm_wd_y << u1_field_pic_flag, ps_dec->u2_pic_ht >> u1_field_pic_flag, PAD_LEN_Y_H); ps_dec->pf_pad_left_chroma(ps_tfr_cxt->pu1_src_u + 4, ps_dec->u2_frm_wd_uv << u1_field_pic_flag, (ps_dec->u2_pic_ht / 2) >> u1_field_pic_flag, PAD_LEN_UV_H * YUV420SP_FACTOR); ps_dec->pf_pad_right_chroma( ps_tfr_cxt->pu1_src_u + 4 + (ps_dec->u2_frm_wd_in_mbs << 4), ps_dec->u2_frm_wd_uv << u1_field_pic_flag, (ps_dec->u2_pic_ht / 2) >> u1_field_pic_flag, PAD_LEN_UV_H * YUV420SP_FACTOR); } //Vertical Padd Top if(ps_pad_mgr->u1_vert_pad_top) { ps_dec->pf_pad_top(ps_dec->ps_cur_pic->pu1_buf1 - PAD_LEN_Y_H, ps_dec->u2_frm_wd_y, ps_dec->u2_frm_wd_y, ps_pad_mgr->u1_pad_len_y_v); ps_dec->pf_pad_top( ps_dec->ps_cur_pic->pu1_buf2 - PAD_LEN_UV_H * YUV420SP_FACTOR, ps_dec->u2_frm_wd_uv, ps_dec->u2_frm_wd_uv, ps_pad_mgr->u1_pad_len_cr_v); ps_pad_mgr->u1_vert_pad_top = 0; } //Vertical Padd Bottom if(ps_pad_mgr->u1_vert_pad_bot) { UWORD8 *pu1_buf; pu1_buf = ps_dec->ps_cur_pic->pu1_buf1 - PAD_LEN_Y_H; pu1_buf += ps_dec->u2_pic_ht * ps_dec->u2_frm_wd_y; ps_dec->pf_pad_bottom(pu1_buf, ps_dec->u2_frm_wd_y, ps_dec->u2_frm_wd_y, ps_pad_mgr->u1_pad_len_y_v); pu1_buf = ps_dec->ps_cur_pic->pu1_buf2 - PAD_LEN_UV_H * YUV420SP_FACTOR; pu1_buf += (ps_dec->u2_pic_ht >> 1) * ps_dec->u2_frm_wd_uv; ps_dec->pf_pad_bottom(pu1_buf, ps_dec->u2_frm_wd_uv, ps_dec->u2_frm_wd_uv, ps_pad_mgr->u1_pad_len_cr_v); } } void ih264d_deblock_picture_progressive(dec_struct_t * ps_dec) { deblk_mb_t *ps_cur_mb; UWORD8 u1_vert_pad_top = 1; UWORD8 u1_mbs_next; UWORD8 u1_deb_mode; WORD32 i4_wd_y, i4_wd_uv; /**************************************************/ /* one time loads from ps_dec which will be used */ /* frequently throughout the deblocking procedure */ /**************************************************/ pad_mgr_t * ps_pad_mgr = &ps_dec->s_pad_mgr; tfr_ctxt_t s_tfr_ctxt; tfr_ctxt_t * ps_tfr_cxt = &s_tfr_ctxt; // = &ps_dec->s_tran_addrecon; UWORD16 u2_image_wd_mb = ps_dec->u2_frm_wd_in_mbs; UWORD16 u2_image_ht_mb = ps_dec->u2_frm_ht_in_mbs; UWORD8 u1_mbaff = ps_dec->ps_cur_slice->u1_mbaff_frame_flag; WORD8 i1_cb_qp_idx_ofst = ps_dec->ps_cur_pps->i1_chroma_qp_index_offset; WORD8 i1_cr_qp_idx_ofst = ps_dec->ps_cur_pps->i1_second_chroma_qp_index_offset; /* Set up Parameter for deblocking */ ih264d_init_deblk_tfr_ctxt(ps_dec, ps_pad_mgr, ps_tfr_cxt, u2_image_wd_mb, 0); /* Pic level Initialisations */ i4_wd_y = ps_dec->u2_frm_wd_y; i4_wd_uv = ps_dec->u2_frm_wd_uv; /* Initial filling of the buffers with deblocking data */ ps_cur_mb = ps_dec->ps_deblk_pic; if(ps_dec->u4_app_disable_deblk_frm == 0) { if(ps_dec->ps_cur_sps->u1_mb_aff_flag == 1) { while( ps_dec->u4_deblk_mb_y < u2_image_ht_mb) { ih264d_deblock_mb_nonmbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, i4_wd_y, i4_wd_uv); ps_cur_mb++; } } } //Padd the Picture //Horizontal Padd if(ps_pad_mgr->u1_horz_pad) { UWORD32 u1_field_pic_flag = ps_dec->ps_cur_slice->u1_field_pic_flag; ps_dec->pf_pad_left_luma(ps_tfr_cxt->pu1_src_y + 4, ps_dec->u2_frm_wd_y << u1_field_pic_flag, ps_dec->u2_pic_ht >> u1_field_pic_flag, PAD_LEN_Y_H); ps_dec->pf_pad_right_luma( ps_tfr_cxt->pu1_src_y + 4 + (ps_dec->u2_frm_wd_in_mbs << 4), ps_dec->u2_frm_wd_y << u1_field_pic_flag, ps_dec->u2_pic_ht >> u1_field_pic_flag, PAD_LEN_Y_H); ps_dec->pf_pad_left_chroma(ps_tfr_cxt->pu1_src_u + 4, ps_dec->u2_frm_wd_uv << u1_field_pic_flag, (ps_dec->u2_pic_ht / 2) >> u1_field_pic_flag, PAD_LEN_UV_H * YUV420SP_FACTOR); ps_dec->pf_pad_right_chroma( ps_tfr_cxt->pu1_src_u + 4 + (ps_dec->u2_frm_wd_in_mbs << 4), ps_dec->u2_frm_wd_uv << u1_field_pic_flag, (ps_dec->u2_pic_ht / 2) >> u1_field_pic_flag, PAD_LEN_UV_H * YUV420SP_FACTOR); } //Vertical Padd Top if(ps_pad_mgr->u1_vert_pad_top) { ps_dec->pf_pad_top(ps_dec->ps_cur_pic->pu1_buf1 - PAD_LEN_Y_H, ps_dec->u2_frm_wd_y, ps_dec->u2_frm_wd_y, ps_pad_mgr->u1_pad_len_y_v); ps_dec->pf_pad_top( ps_dec->ps_cur_pic->pu1_buf2 - PAD_LEN_UV_H * YUV420SP_FACTOR, ps_dec->u2_frm_wd_uv, ps_dec->u2_frm_wd_uv, ps_pad_mgr->u1_pad_len_cr_v); } //Vertical Padd Bottom if(ps_pad_mgr->u1_vert_pad_bot) { UWORD8 *pu1_buf; pu1_buf = ps_dec->ps_cur_pic->pu1_buf1 - PAD_LEN_Y_H; pu1_buf += ps_dec->u2_pic_ht * ps_dec->u2_frm_wd_y; ps_dec->pf_pad_bottom(pu1_buf, ps_dec->u2_frm_wd_y, ps_dec->u2_frm_wd_y, ps_pad_mgr->u1_pad_len_y_v); pu1_buf = ps_dec->ps_cur_pic->pu1_buf2 - PAD_LEN_UV_H * YUV420SP_FACTOR; pu1_buf += (ps_dec->u2_pic_ht >> 1) * ps_dec->u2_frm_wd_uv; ps_dec->pf_pad_bottom(pu1_buf, ps_dec->u2_frm_wd_uv, ps_dec->u2_frm_wd_uv, ps_pad_mgr->u1_pad_len_cr_v); } } /*! ************************************************************************** * \if Function name : ih264d_set_deblocking_parameters \endif * * \brief * Sets the deblocking parameters of the macroblock * * \return * 0 on Success and Error code otherwise * * \note * Given the neighbour availablity information, and the deblocking * parameters of the slice,this function will set the deblocking * mode of the macroblock. ************************************************************************** */ WORD8 ih264d_set_deblocking_parameters(deblk_mb_t * ps_cur_mb, dec_slice_params_t * ps_slice, UWORD8 u1_mb_ngbr_availablity, UWORD8 u1_mb_field_decoding_flag) { /*------------------------------------------------------------------*/ /* Set the deblocking parameters */ /*------------------------------------------------------------------*/ ps_cur_mb->i1_slice_alpha_c0_offset = ps_slice->i1_slice_alpha_c0_offset; ps_cur_mb->i1_slice_beta_offset = ps_slice->i1_slice_beta_offset; ps_cur_mb->u1_mb_type = (u1_mb_field_decoding_flag << 7); switch(ps_slice->u1_disable_dblk_filter_idc) { case DBLK_ENABLED: ps_cur_mb->u1_deblocking_mode = MB_ENABLE_FILTERING; break; case DBLK_DISABLED: ps_cur_mb->u1_deblocking_mode = MB_DISABLE_FILTERING; break; case SLICE_BOUNDARY_DBLK_DISABLED: { ps_cur_mb->u1_deblocking_mode = MB_ENABLE_FILTERING; if(!(u1_mb_ngbr_availablity & LEFT_MB_AVAILABLE_MASK)) ps_cur_mb->u1_deblocking_mode |= MB_DISABLE_LEFT_EDGE; if(!(u1_mb_ngbr_availablity & TOP_MB_AVAILABLE_MASK)) ps_cur_mb->u1_deblocking_mode |= MB_DISABLE_TOP_EDGE; break; } } return (0); } void ih264d_copy_intra_pred_line(dec_struct_t *ps_dec, dec_mb_info_t *ps_cur_mb_info, UWORD32 nmb_index) { UWORD8 *pu1_mb_last_row, u1_mb_field_decoding_flag; UWORD32 u4_recWidth, u4_recwidth_cr; u1_mb_field_decoding_flag = ps_cur_mb_info->u1_mb_field_decodingflag; u4_recWidth = ps_dec->u2_frm_wd_y << u1_mb_field_decoding_flag; u4_recwidth_cr = ps_dec->u2_frm_wd_uv << u1_mb_field_decoding_flag; pu1_mb_last_row = ps_dec->ps_frame_buf_ip_recon->pu1_dest_y + (u4_recWidth * (MB_SIZE - 1)); pu1_mb_last_row += MB_SIZE * nmb_index; MEMCPY_16BYTES(ps_dec->pu1_cur_y_intra_pred_line, pu1_mb_last_row); pu1_mb_last_row = ps_dec->ps_frame_buf_ip_recon->pu1_dest_u + (u4_recwidth_cr * (BLK8x8SIZE - 1)); pu1_mb_last_row += BLK8x8SIZE * nmb_index * YUV420SP_FACTOR; MEMCPY_16BYTES(ps_dec->pu1_cur_u_intra_pred_line, pu1_mb_last_row); ps_dec->pu1_cur_y_intra_pred_line = ps_dec->pu1_cur_y_intra_pred_line_base + (MB_SIZE * (ps_cur_mb_info->u2_mbx + 1)); ps_dec->pu1_cur_u_intra_pred_line = ps_dec->pu1_cur_u_intra_pred_line_base + (BLK8x8SIZE * (ps_cur_mb_info->u2_mbx + 1)) * YUV420SP_FACTOR; ps_dec->pu1_cur_v_intra_pred_line = ps_dec->pu1_cur_v_intra_pred_line_base + (BLK8x8SIZE * (ps_cur_mb_info->u2_mbx + 1)); if(ps_cur_mb_info->u2_mbx == (ps_dec->u2_frm_wd_in_mbs - 1)) { UWORD8* pu1_temp; ps_dec->pu1_cur_y_intra_pred_line = ps_dec->pu1_cur_y_intra_pred_line_base; ps_dec->pu1_cur_u_intra_pred_line = ps_dec->pu1_cur_u_intra_pred_line_base; ps_dec->pu1_cur_v_intra_pred_line = ps_dec->pu1_cur_v_intra_pred_line_base; /*swap current and previous rows*/ pu1_temp = ps_dec->pu1_cur_y_intra_pred_line; ps_dec->pu1_cur_y_intra_pred_line = ps_dec->pu1_prev_y_intra_pred_line; ps_dec->pu1_prev_y_intra_pred_line = pu1_temp; pu1_temp = ps_dec->pu1_cur_u_intra_pred_line; ps_dec->pu1_cur_u_intra_pred_line = ps_dec->pu1_prev_u_intra_pred_line; ps_dec->pu1_prev_u_intra_pred_line = pu1_temp; pu1_temp = ps_dec->pu1_cur_v_intra_pred_line; ps_dec->pu1_cur_v_intra_pred_line = ps_dec->pu1_prev_v_intra_pred_line; ps_dec->pu1_prev_v_intra_pred_line = pu1_temp; ps_dec->pu1_cur_y_intra_pred_line_base = ps_dec->pu1_cur_y_intra_pred_line; ps_dec->pu1_cur_u_intra_pred_line_base = ps_dec->pu1_cur_u_intra_pred_line; ps_dec->pu1_cur_v_intra_pred_line_base = ps_dec->pu1_cur_v_intra_pred_line; } } void ih264d_filter_boundary_left_mbaff(dec_struct_t *ps_dec, tfr_ctxt_t * ps_tfr_cxt, WORD8 i1_cb_qp_idx_ofst, WORD8 i1_cr_qp_idx_ofst, deblk_mb_t * ps_cur_mb, WORD32 i4_strd_y, WORD32 i4_strd_uv, deblk_mb_t * ps_left_mb, /* Neighbouring MB parameters */ UWORD32 pu4_bs_tab[], /* pointer to the BsTable array */ UWORD8 u1_cur_fld) { UWORD8 *pu1_y, *pu1_u, *pu1_v; UWORD8 uc_tmp, qp_avg; WORD32 alpha_u = 0, beta_u = 0, alpha_v = 0, beta_v = 0; WORD32 alpha_y = 0, beta_y = 0; WORD32 idx_b_u, idx_a_u, idx_b_v, idx_a_v; WORD32 idx_b_y, idx_a_y; UWORD32 u4_bs_val; UWORD8 *pu1_cliptab_u, *pu1_cliptab_v, *pu1_cliptab_y; UWORD8 u1_double_cl = !ps_cur_mb->u1_single_call; WORD32 ofst_a = ps_cur_mb->i1_slice_alpha_c0_offset; WORD32 ofst_b = ps_cur_mb->i1_slice_beta_offset; PROFILE_DISABLE_DEBLK() pu1_y = ps_tfr_cxt->pu1_mb_y; pu1_u = ps_tfr_cxt->pu1_mb_u; pu1_v = ps_tfr_cxt->pu1_mb_v; /* LUMA values */ /* Deblock rounding change */ uc_tmp = (UWORD8)((ps_left_mb->u1_mb_qp + ps_cur_mb->u1_mb_qp + 1) >> 1); qp_avg = uc_tmp; idx_a_y = qp_avg + ofst_a; alpha_y = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta_y = gau1_ih264d_beta_table[12 + idx_b_y]; /* Chroma cb values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_left_mb->u1_mb_qp + i1_cb_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cb_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_u = qp_avg + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; /* Chroma cr values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_left_mb->u1_mb_qp + i1_cr_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cr_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_v = qp_avg + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; if(u1_double_cl == 0) { u4_bs_val = pu4_bs_tab[4]; if(0x04040404 == u4_bs_val) { ps_dec->pf_deblk_luma_vert_bs4(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_vert_bs4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs_val) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_vert_bslt4(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs_val, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs_val, pu1_cliptab_u, pu1_cliptab_v); } } } else { i4_strd_y <<= (!u1_cur_fld); u4_bs_val = pu4_bs_tab[4]; i4_strd_uv <<= (!u1_cur_fld); if(0x04040404 == u4_bs_val) { ps_dec->pf_deblk_luma_vert_bs4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_vert_bs4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs_val) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_vert_bslt4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs_val, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs_val, pu1_cliptab_u, pu1_cliptab_v); } } { UWORD16 u2_shift = (i4_strd_y >> 1) << (u1_cur_fld ? 4 : 0); pu1_y += u2_shift; u2_shift = (i4_strd_uv >> 1) << (u1_cur_fld ? 3 : 0); pu1_u += u2_shift; pu1_v += u2_shift; } uc_tmp = (((ps_left_mb + 1)->u1_mb_qp + ps_cur_mb->u1_mb_qp + 1) >> 1); qp_avg = uc_tmp; idx_a_y = qp_avg + ofst_a; alpha_y = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta_y = gau1_ih264d_beta_table[12 + idx_b_y]; u4_bs_val = pu4_bs_tab[9]; { WORD32 mb_qp1, mb_qp2; mb_qp1 = ((ps_left_mb + 1)->u1_mb_qp + i1_cb_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cb_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_u = qp_avg + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; u4_bs_val = pu4_bs_tab[9]; { WORD32 mb_qp1, mb_qp2; mb_qp1 = ((ps_left_mb + 1)->u1_mb_qp + i1_cr_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cr_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_v = qp_avg + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; if(0x04040404 == u4_bs_val) { ps_dec->pf_deblk_luma_vert_bs4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_vert_bs4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs_val) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_vert_bslt4_mbaff(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs_val, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4_mbaff(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs_val, pu1_cliptab_u, pu1_cliptab_v); } } } } void ih264d_filter_boundary_topmbaff(dec_struct_t *ps_dec, tfr_ctxt_t * ps_tfr_cxt, WORD8 i1_cb_qp_idx_ofst, WORD8 i1_cr_qp_idx_ofst, deblk_mb_t * ps_cur_mb, WORD32 i4_strd_y, WORD32 i4_strd_uv, deblk_mb_t * ps_top_mb, UWORD32 u4_bs) { UWORD8 *pu1_y, *pu1_u; WORD32 alpha_u = 0, beta_u = 0, alpha_v = 0, beta_v = 0; WORD32 alpha_y = 0, beta_y = 0; WORD32 qp_avg; WORD32 idx_b_u, idx_a_u, idx_b_v, idx_a_v; WORD32 idx_b_y, idx_a_y; UWORD16 uc_tmp; UWORD8 *pu1_cliptab_u, *pu1_cliptab_v, *pu1_cliptab_y; WORD32 ofst_a = ps_cur_mb->i1_slice_alpha_c0_offset; WORD32 ofst_b = ps_cur_mb->i1_slice_beta_offset; /* LUMA values */ /* Deblock rounding change */ uc_tmp = ((ps_top_mb->u1_mb_qp + ps_cur_mb->u1_mb_qp + 1) >> 1); qp_avg = (UWORD8)uc_tmp; idx_a_y = qp_avg + ofst_a; alpha_y = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta_y = gau1_ih264d_beta_table[12 + idx_b_y]; pu1_y = ps_tfr_cxt->pu1_mb_y; /* CHROMA cb values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_top_mb->u1_mb_qp + i1_cb_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cb_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_u = qp_avg + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; /* CHROMA cr values */ { WORD32 mb_qp1, mb_qp2; mb_qp1 = (ps_top_mb->u1_mb_qp + i1_cr_qp_idx_ofst); mb_qp2 = (ps_cur_mb->u1_mb_qp + i1_cr_qp_idx_ofst); qp_avg = (UWORD8)((gau1_ih264d_qp_scale_cr[12 + mb_qp1] + gau1_ih264d_qp_scale_cr[12 + mb_qp2] + 1) >> 1); } idx_a_v = qp_avg + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; pu1_u = ps_tfr_cxt->pu1_mb_u; if(u4_bs == 0x04040404) { /* Code specific to the assembly module */ ps_dec->pf_deblk_luma_horz_bs4(pu1_y, i4_strd_y, alpha_y, beta_y); ps_dec->pf_deblk_chroma_horz_bs4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v); } else { if(u4_bs) { pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; ps_dec->pf_deblk_luma_horz_bslt4(pu1_y, i4_strd_y, alpha_y, beta_y, u4_bs, pu1_cliptab_y); ps_dec->pf_deblk_chroma_horz_bslt4(pu1_u, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs, pu1_cliptab_u, pu1_cliptab_v); } } } void ih264d_deblock_mb_mbaff(dec_struct_t *ps_dec, tfr_ctxt_t * ps_tfr_cxt, WORD8 i1_cb_qp_idx_ofst, WORD8 i1_cr_qp_idx_ofst, deblk_mb_t * ps_cur_mb, WORD32 i4_strd_y, WORD32 i4_strd_uv, deblk_mb_t * ps_top_mb, deblk_mb_t * ps_left_mb, UWORD8 u1_cur_fld, UWORD8 u1_extra_top_edge) { UWORD8 *pu1_y, *pu1_u; UWORD32 u4_bs; // WORD8 edge; WORD32 alpha, beta, alpha_u, beta_u, alpha_v, beta_v; UWORD8 *pu1_cliptab_u; UWORD8 *pu1_cliptab_v; UWORD8 *pu1_cliptab_y; UWORD32 * pu4_bs_tab = ps_cur_mb->u4_bs_table; WORD32 idx_a_y, idx_a_u, idx_a_v; /* Return from here to switch off deblocking */ PROFILE_DISABLE_DEBLK() i4_strd_y <<= u1_cur_fld; i4_strd_uv <<= u1_cur_fld; /*--------------------------------------------------------------------*/ /* Filter wrt Left edge */ /* except */ /* - Left Egde is Picture Boundary */ /* - Left Egde is part of Slice Boundary and Deblocking */ /* parameters of slice disable Filtering of Slice Boundary Edges*/ /*--------------------------------------------------------------------*/ if(ps_left_mb) ih264d_filter_boundary_left_mbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, i4_strd_y, i4_strd_uv, ps_left_mb, pu4_bs_tab, u1_cur_fld); /*--------------------------------------------------------------------*/ /* Filter wrt Other Vertical Edges */ /*--------------------------------------------------------------------*/ { WORD32 ofst_a, ofst_b, idx_b_y, idx_b_u, idx_b_v; WORD32 qp_avg, qp_avg_u, qp_avg_v; ofst_a = ps_cur_mb->i1_slice_alpha_c0_offset; ofst_b = ps_cur_mb->i1_slice_beta_offset; qp_avg = ps_cur_mb->u1_mb_qp; idx_a_y = qp_avg + ofst_a; alpha = gau1_ih264d_alpha_table[12 + idx_a_y]; idx_b_y = qp_avg + ofst_b; beta = gau1_ih264d_beta_table[12 + idx_b_y]; /* CHROMA Cb values */ qp_avg_u = (qp_avg + i1_cb_qp_idx_ofst); qp_avg_u = gau1_ih264d_qp_scale_cr[12 + qp_avg_u]; idx_a_u = qp_avg_u + ofst_a; alpha_u = gau1_ih264d_alpha_table[12 + idx_a_u]; idx_b_u = qp_avg_u + ofst_b; beta_u = gau1_ih264d_beta_table[12 + idx_b_u]; /* CHROMA Cr values */ qp_avg_v = (qp_avg + i1_cr_qp_idx_ofst); qp_avg_v = gau1_ih264d_qp_scale_cr[12 + qp_avg_v]; idx_a_v = qp_avg_v + ofst_a; alpha_v = gau1_ih264d_alpha_table[12 + idx_a_v]; idx_b_v = qp_avg_v + ofst_b; beta_v = gau1_ih264d_beta_table[12 + idx_b_v]; } //STARTL4_FILTER_VERT; pu1_cliptab_y = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_y]; //this for Luma pu1_cliptab_u = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_u]; //this for chroma pu1_cliptab_v = (UWORD8 *)&gau1_ih264d_clip_table[12 + idx_a_v]; //this for chroma //edge=1 u4_bs = pu4_bs_tab[5]; pu1_y = ps_tfr_cxt->pu1_mb_y; pu1_u = ps_tfr_cxt->pu1_mb_u; if(u4_bs) { ps_dec->pf_deblk_luma_vert_bslt4(pu1_y + 4, i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } //edge=2 u4_bs = pu4_bs_tab[6]; if(u4_bs) { ps_dec->pf_deblk_luma_vert_bslt4(pu1_y + 8, i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); ps_dec->pf_deblk_chroma_vert_bslt4(pu1_u + 4 * YUV420SP_FACTOR, i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs, pu1_cliptab_u, pu1_cliptab_v); } //edge=3 u4_bs = pu4_bs_tab[7]; if(u4_bs) { ps_dec->pf_deblk_luma_vert_bslt4(pu1_y + 12, i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } /*--------------------------------------------------------------------*/ /* Filter wrt Top edge */ /* except */ /* - Top Egde is Picture Boundary */ /* - Top Egde is part of Slice Boundary and Deblocking */ /* parameters of slice disable Filtering of Slice Boundary Edges*/ /*--------------------------------------------------------------------*/ if(ps_top_mb) { /** if top MB and MB AFF and cur MB is frame and top is field then */ /* one extra top edge needs to be deblocked */ if(u1_extra_top_edge) { ih264d_filter_boundary_topmbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, (UWORD16)(i4_strd_y << 1), (UWORD16)(i4_strd_uv << 1), ps_top_mb - 1, pu4_bs_tab[8]); ps_tfr_cxt->pu1_mb_y += i4_strd_y; ps_tfr_cxt->pu1_mb_u += i4_strd_uv; ps_tfr_cxt->pu1_mb_v += i4_strd_uv; ih264d_filter_boundary_topmbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, (UWORD16)(i4_strd_y << 1), (UWORD16)(i4_strd_uv << 1), ps_top_mb, pu4_bs_tab[0]); ps_tfr_cxt->pu1_mb_y -= i4_strd_y; ps_tfr_cxt->pu1_mb_u -= i4_strd_uv; ps_tfr_cxt->pu1_mb_v -= i4_strd_uv; } else { ih264d_filter_boundary_topmbaff(ps_dec, ps_tfr_cxt, i1_cb_qp_idx_ofst, i1_cr_qp_idx_ofst, ps_cur_mb, i4_strd_y, i4_strd_uv, ps_top_mb, pu4_bs_tab[0]); } } /*--------------------------------------------------------------------*/ /* Filter wrt Other Horizontal Edges */ /*--------------------------------------------------------------------*/ //edge1 u4_bs = pu4_bs_tab[1]; if(u4_bs) { ps_dec->pf_deblk_luma_horz_bslt4(pu1_y + (i4_strd_y << 2), i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } //edge2 u4_bs = pu4_bs_tab[2]; if(u4_bs) { ps_dec->pf_deblk_luma_horz_bslt4(pu1_y + (i4_strd_y << 3), i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); ps_dec->pf_deblk_chroma_horz_bslt4(pu1_u + (i4_strd_uv << 2), i4_strd_uv, alpha_u, beta_u, alpha_v, beta_v, u4_bs, pu1_cliptab_u, pu1_cliptab_v); } //edge3 u4_bs = pu4_bs_tab[3]; if(u4_bs) { ps_dec->pf_deblk_luma_horz_bslt4( (pu1_y + (i4_strd_y << 3) + (i4_strd_y << 2)), i4_strd_y, alpha, beta, u4_bs, pu1_cliptab_y); } }