| /****************************************************************************** |
| * |
| * 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 |
| */ |
| |
| /** |
| ****************************************************************************** |
| * @file |
| * ih264e_core_coding.h |
| * |
| * @brief |
| * This file contains declarations necessary for core coding of luma and chroma |
| * blocks |
| * |
| * @author |
| * ittiam |
| * |
| * @remarks |
| * none |
| ****************************************************************************** |
| */ |
| |
| #ifndef _IH264E_CORE_CODING_H_ |
| #define _IH264E_CORE_CODING_H_ |
| |
| /*****************************************************************************/ |
| /* Macros */ |
| /*****************************************************************************/ |
| |
| /** |
| ****************************************************************************** |
| * @brief Enable/Disable Hadamard transform of DC Coeff's |
| ****************************************************************************** |
| */ |
| #define DISABLE_DC_TRANSFORM 0 |
| #define ENABLE_DC_TRANSFORM 1 |
| |
| /** |
| ******************************************************************************* |
| * @brief bit masks for DC and AC control flags |
| ******************************************************************************* |
| */ |
| |
| #define DC_COEFF_CNT_LUMA_MB 16 |
| #define NUM_4X4_BLKS_LUMA_MB_ROW 4 |
| #define NUM_LUMA4x4_BLOCKS_IN_MB 16 |
| #define NUM_CHROMA4x4_BLOCKS_IN_MB 8 |
| |
| #define SIZE_4X4_BLK_HRZ TRANS_SIZE_4 |
| #define SIZE_4X4_BLK_VERT TRANS_SIZE_4 |
| |
| #define CNTRL_FLAG_DC_MASK_LUMA 0x0000FFFF |
| #define CNTRL_FLAG_AC_MASK_LUMA 0xFFFF0000 |
| |
| #define CNTRL_FLAG_AC_MASK_CHROMA_U 0xF0000000 |
| #define CNTRL_FLAG_DC_MASK_CHROMA_U 0x0000F000 |
| |
| #define CNTRL_FLAG_AC_MASK_CHROMA_V 0x0F000000 |
| #define CNTRL_FLAG_DC_MASK_CHROMA_V 0x00000F00 |
| |
| #define CNTRL_FLAG_AC_MASK_CHROMA ( CNTRL_FLAG_AC_MASK_CHROMA_U | CNTRL_FLAG_AC_MASK_CHROMA_V ) |
| #define CNTRL_FLAG_DC_MASK_CHROMA ( CNTRL_FLAG_DC_MASK_CHROMA_U | CNTRL_FLAG_DC_MASK_CHROMA_V ) |
| |
| #define CNTRL_FLAG_DCBLK_MASK_CHROMA 0x0000C000 |
| |
| /** |
| ******************************************************************************* |
| * @brief macros for transforms |
| ******************************************************************************* |
| */ |
| #define DEQUEUE_BLKID_FROM_CONTROL( u4_cntrl, blk_lin_id) \ |
| { \ |
| blk_lin_id = CLZ(u4_cntrl); \ |
| u4_cntrl &= (0x7FFFFFFF >> blk_lin_id); \ |
| }; |
| |
| #define IND2SUB_LUMA_MB(u4_blk_id,i4_offset_x,i4_offset_y) \ |
| { \ |
| i4_offset_x = (u4_blk_id % 4) << 2; \ |
| i4_offset_y = (u4_blk_id / 4) << 2; \ |
| } |
| |
| #define IND2SUB_CHROMA_MB(u4_blk_id,i4_offset_x,i4_offset_y) \ |
| { \ |
| i4_offset_x = ((u4_blk_id & 0x1 ) << 3) + (u4_blk_id > 3); \ |
| i4_offset_y = (u4_blk_id & 0x2) << 1; \ |
| } |
| |
| |
| /*****************************************************************************/ |
| /* Function Declarations */ |
| /*****************************************************************************/ |
| |
| void ih264e_luma_16x16_resi_trans_dctrans_quant( |
| codec_t *ps_codec, UWORD8 *pu1_src, UWORD8 *pu1_pred, |
| WORD16 *pi2_out, WORD32 src_strd, WORD32 pred_strd, |
| WORD32 dst_strd, const UWORD16 *pu2_scale_matrix, |
| const UWORD16 *pu2_threshold_matrix, UWORD32 u4_qbits, |
| UWORD32 u4_round_factor, UWORD8 *pu1_nnz, UWORD32 u4_dc_flag); |
| |
| void ih264e_luma_16x16_idctrans_iquant_itrans_recon( |
| codec_t *ps_codec, WORD16 *pi2_src, UWORD8 *pu1_pred, |
| UWORD8 *pu1_out, WORD32 src_strd, WORD32 pred_strd, |
| WORD32 out_strd, const UWORD16 *pu2_iscale_mat, |
| const UWORD16 *pu2_weigh_mat, UWORD32 qp_div, UWORD32 u4_cntrl, |
| UWORD32 u4_dc_trans_flag, WORD32 *pi4_tmp); |
| |
| void ih264e_chroma_8x8_resi_trans_dctrans_quant( |
| codec_t *ps_codec, UWORD8 *pu1_src, UWORD8 *pu1_pred, |
| WORD16 *pi2_out, WORD32 src_strd, WORD32 pred_strd, |
| WORD32 out_strd, const UWORD16 *pu2_scale_matrix, |
| const UWORD16 *pu2_threshold_matrix, UWORD32 u4_qbits, |
| UWORD32 u4_round_factor, UWORD8 *pu1_nnz_c); |
| |
| void ih264e_chroma_8x8_idctrans_iquant_itrans_recon( |
| codec_t *ps_codec, WORD16 *pi2_src, UWORD8 *pu1_pred, |
| UWORD8 *pu1_out, WORD32 src_strd, WORD32 pred_strd, |
| WORD32 out_strd, const UWORD16 *pu2_iscale_mat, |
| const UWORD16 *pu2_weigh_mat, UWORD32 qp_div, UWORD32 u4_cntrl, |
| WORD32 *pi4_tmp); |
| |
| void ih264e_pack_l_mb_i16(WORD16 *pi2_res_mb, void **pv_mb_coeff_data, |
| WORD32 i4_res_strd, UWORD8 *u1_cbp_l, UWORD8 *pu1_nnz, |
| UWORD32 *pu4_cntrl); |
| |
| void ih264e_pack_c_mb(WORD16 *pi2_res_mb, void **pv_mb_coeff_data, |
| WORD32 i4_res_strd, UWORD8 *u1_cbp_c, UWORD8 *pu1_nnz, |
| UWORD32 u4_kill_coffs_flag, UWORD32 *pu4_cntrl, |
| UWORD32 u4_swap_uv); |
| |
| UWORD8 ih264e_code_luma_intra_macroblock_16x16(process_ctxt_t *ps_proc); |
| |
| UWORD8 ih264e_code_luma_intra_macroblock_4x4(process_ctxt_t *ps_proc); |
| |
| UWORD8 ih264e_code_luma_intra_macroblock_4x4_rdopt_on(process_ctxt_t *ps_proc); |
| |
| UWORD8 ih264e_code_chroma_intra_macroblock_8x8(process_ctxt_t *ps_proc); |
| |
| UWORD8 ih264e_code_luma_inter_macroblock_16x16(process_ctxt_t *ps_proc); |
| |
| UWORD8 ih264e_code_chroma_inter_macroblock_8x8(process_ctxt_t *ps_proc); |
| |
| #endif /* _IH264E_CORE_CODING_H_ */ |