| /****************************************************************************** |
| * |
| * 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 <stdio.h> |
| #include "iv_datatypedef.h" |
| #include "iv.h" |
| |
| #include "impeg2_buf_mgr.h" |
| #include "impeg2_disp_mgr.h" |
| #include "impeg2_defs.h" |
| #include "impeg2_platform_macros.h" |
| #include "impeg2_inter_pred.h" |
| #include "impeg2_idct.h" |
| #include "impeg2_globals.h" |
| #include "impeg2_mem_func.h" |
| #include "impeg2_format_conv.h" |
| #include "impeg2_macros.h" |
| |
| #include "impeg2d.h" |
| #include "impeg2d_bitstream.h" |
| #include "impeg2d_structs.h" |
| #include "impeg2d_globals.h" |
| #include "impeg2d_mc.h" |
| |
| /*****************************************************************************/ |
| /* MC params table */ |
| /*****************************************************************************/ |
| const mc_type_consts_t gas_impeg2d_mc_params_luma[][2] = |
| { |
| /* frame prediction in P frame picture */ |
| {{1,0,1,1,MB_SIZE,MB_SIZE,0}, |
| {1,0,1,1,MB_SIZE,MB_SIZE,0}}, |
| /* field prediction in P frame picture */ |
| {{2,0,1,2,MB_SIZE/2,MB_SIZE*2,0}, |
| {2,0,1,2,MB_SIZE/2,MB_SIZE*2,1}}, |
| /* frame prediction in B frame picture */ |
| {{1,0,1,1,MB_SIZE,MB_SIZE,0}, |
| {1,0,1,1,MB_SIZE,MB_SIZE,0}}, |
| /* field prediction in B frame picture */ |
| {{2,0,1,2,MB_SIZE/2,MB_SIZE*2,0}, |
| {2,0,1,2,MB_SIZE/2,MB_SIZE*2,1}}, |
| /* dual prime prediction in P frame picture */ |
| {{2,0,1,2,MB_SIZE/2,MB_SIZE*2,0}, |
| {2,0,1,2,MB_SIZE/2,MB_SIZE*2,1}}, |
| |
| /* field prediction in P field picture */ |
| {{1,0,2,2,MB_SIZE,MB_SIZE,0},{1,0,2,2,MB_SIZE,MB_SIZE,0}}, |
| /* 16x8 prediction in P field picture */ |
| {{1,0,2,2,MB_SIZE/2,MB_SIZE,0},{1,8,2,2,MB_SIZE/2,MB_SIZE,(1*MB_SIZE/2)}}, |
| /* field prediction in B field picture */ |
| {{1,0,2,2,MB_SIZE,MB_SIZE,0},{1,0,2,2,MB_SIZE,MB_SIZE,0}}, |
| /* 16x8 prediction in B field picture */ |
| {{1,0,2,2,MB_SIZE/2,MB_SIZE,0},{1,8,2,2,MB_SIZE/2,MB_SIZE,(1*MB_SIZE/2)}}, |
| /* dual prime prediction in P field picture */ |
| {{1,0,2,2,MB_SIZE,MB_SIZE,0},{1,0,2,2,MB_SIZE,MB_SIZE,0}} |
| |
| }; |
| |
| const mc_type_consts_t gas_impeg2d_mc_params_chroma[10][2] = |
| { |
| /* frame prediction in P frame picture */ |
| {{1,0,1,1,MB_CHROMA_SIZE,MB_CHROMA_SIZE,0},{1,0,1,1,MB_CHROMA_SIZE,MB_CHROMA_SIZE,0}}, |
| /* field prediction in P frame picture */ |
| {{2,0,1,2,MB_CHROMA_SIZE/2,MB_CHROMA_SIZE*2,0},{2,0,1,2,MB_CHROMA_SIZE/2, |
| MB_CHROMA_SIZE*2,1}}, |
| /* frame prediction in B frame picture */ |
| {{1,0,1,1,MB_CHROMA_SIZE,MB_CHROMA_SIZE,0},{1,0,1,1,MB_CHROMA_SIZE, |
| MB_CHROMA_SIZE,0}}, |
| /* field prediction in B frame picture */ |
| {{2,0,1,2,MB_CHROMA_SIZE/2,MB_CHROMA_SIZE*2,0},{2,0,1,2,MB_CHROMA_SIZE/2, |
| MB_CHROMA_SIZE*2,1}}, |
| /* dual prime prediction in P frame picture */ |
| {{2,0,1,2,MB_CHROMA_SIZE/2,MB_CHROMA_SIZE*2,0},{2,0,1,2,MB_CHROMA_SIZE/2, |
| MB_CHROMA_SIZE*2,1}}, |
| |
| /* field prediction in P field picture */ |
| {{1,0,2,2,MB_CHROMA_SIZE,MB_CHROMA_SIZE,0},{1,0,2,2,MB_CHROMA_SIZE, |
| MB_CHROMA_SIZE,0}}, |
| /* 16x8 prediction in P field picture */ |
| {{1,0,2,2,MB_CHROMA_SIZE/2,MB_CHROMA_SIZE,0},{1,4,2,2,MB_CHROMA_SIZE/2, |
| MB_CHROMA_SIZE,(1*MB_CHROMA_SIZE/2)}}, |
| /* field prediction in B field picture */ |
| {{1,0,2,2,MB_CHROMA_SIZE,MB_CHROMA_SIZE,0},{1,0,2,2,MB_CHROMA_SIZE, |
| MB_CHROMA_SIZE,0}}, |
| /* 16x8 prediction in B field picture */ |
| {{1,0,2,2,MB_CHROMA_SIZE/2,MB_CHROMA_SIZE,0},{1,4,2,2,MB_CHROMA_SIZE/2, |
| MB_CHROMA_SIZE,(1*MB_CHROMA_SIZE/2)}}, |
| /* dual prime prediction in P field picture */ |
| {{1,0,2,2,MB_CHROMA_SIZE,MB_CHROMA_SIZE,0},{1,0,2,2,MB_CHROMA_SIZE, |
| MB_CHROMA_SIZE,0}} |
| |
| }; |
| |
| /*****************************************************************************/ |
| /* MC function pointer table */ |
| /*****************************************************************************/ |
| const dec_mb_params_t gas_impeg2d_func_frm_fw_or_bk[4] = |
| { |
| /*0MV*/ |
| {impeg2d_dec_1mv_mb,MC_FRM_FW_OR_BK_1MV,impeg2d_mc_1mv}, |
| /* motion_type Field based */ |
| {impeg2d_dec_2mv_fw_or_bk_mb,MC_FRM_FW_OR_BK_2MV,impeg2d_mc_fw_or_bk_mb}, |
| /* motion_type Frame based */ |
| {impeg2d_dec_1mv_mb,MC_FRM_FW_OR_BK_1MV,impeg2d_mc_1mv}, |
| /* motion_type Dual prime based */ |
| {impeg2d_dec_frm_dual_prime,MC_FRM_FW_DUAL_PRIME_1MV,impeg2d_mc_frm_dual_prime}, |
| }; |
| |
| const dec_mb_params_t gas_impeg2d_func_fld_fw_or_bk[4] = |
| { |
| /*0MV*/ |
| {impeg2d_dec_1mv_mb,MC_FRM_FW_OR_BK_1MV,impeg2d_mc_1mv}, |
| /* motion_type Field based */ |
| {impeg2d_dec_1mv_mb,MC_FLD_FW_OR_BK_1MV,impeg2d_mc_1mv}, |
| /* motion_type 16x8 MC */ |
| {impeg2d_dec_2mv_fw_or_bk_mb,MC_FLD_FW_OR_BK_2MV,impeg2d_mc_fw_or_bk_mb}, |
| /* motion_type Dual prime based */ |
| {impeg2d_dec_fld_dual_prime,MC_FLD_FW_DUAL_PRIME_1MV,impeg2d_mc_fld_dual_prime}, |
| }; |
| |
| |
| const dec_mb_params_t gas_impeg2d_func_frm_bi_direct[4] = |
| { |
| {NULL,MC_FRM_FW_OR_BK_1MV,NULL}, |
| /* motion_type Field based */ |
| {impeg2d_dec_4mv_mb,MC_FRM_FW_AND_BK_4MV,impeg2d_mc_4mv}, |
| /* motion_type Frame based */ |
| {impeg2d_dec_2mv_interp_mb,MC_FRM_FW_AND_BK_2MV,impeg2d_mc_2mv}, |
| /* Reserved not applicable */ |
| {NULL,MC_FRM_FW_OR_BK_1MV,NULL}, |
| }; |
| |
| const dec_mb_params_t gas_impeg2d_func_fld_bi_direct[4] = |
| { |
| {NULL,MC_FRM_FW_OR_BK_1MV,NULL}, |
| /* motion_type Field based */ |
| {impeg2d_dec_2mv_interp_mb,MC_FLD_FW_AND_BK_2MV,impeg2d_mc_2mv}, |
| /* motion_type 16x8 MC */ |
| {impeg2d_dec_4mv_mb,MC_FLD_FW_AND_BK_4MV,impeg2d_mc_4mv}, |
| /* Reserved not applicable */ |
| {NULL,MC_FRM_FW_OR_BK_1MV,NULL}, |
| }; |