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1 /******************************************************************************
2  *
3  * Copyright (C) 2015 The Android Open Source Project
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at:
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *****************************************************************************
18  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19 */
20 /**
21 *******************************************************************************
22 * @file
23 *  impeg2d_mc.h
24 *
25 * @brief
26 *  Contains MC function declarations for MPEG2 codec
27 *
28 * @author
29 *  Harish
30 *
31 * @remarks
32 *  None
33 *
34 *******************************************************************************
35 */
36 #ifndef __IMPEG2D_MC_H__
37 #define __IMPEG2D_MC_H__
38 
39 void impeg2d_dec_2mv_interp_mb(dec_state_t *dec);
40 void impeg2d_dec_4mv_mb(dec_state_t *dec);
41 
42 
43 void impeg2d_dec_1mv_mb(dec_state_t *dec);
44 void impeg2d_dec_2mv_fw_or_bk_mb(dec_state_t *dec);
45 void impeg2d_dec_fld_dual_prime(dec_state_t *dec);
46 void impeg2d_dec_frm_dual_prime(dec_state_t *dec);
47 
48 void impeg2d_mc_1mv(dec_state_t *dec);
49 void impeg2d_mc_fw_or_bk_mb(dec_state_t *dec);
50 void impeg2d_mc_fld_dual_prime(dec_state_t *dec);
51 void impeg2d_mc_frm_dual_prime(dec_state_t *dec);
52 void impeg2d_mc_4mv(dec_state_t *dec);
53 void impeg2d_mc_2mv(dec_state_t *dec);
54 
55 void impeg2d_dec_skip_mbs(dec_state_t *dec, UWORD16 num_skip_mbs);
56 void impeg2d_dec_0mv_coded_mb(dec_state_t *dec);
57 void impeg2d_dec_intra_mb(dec_state_t *dec);
58 
59 void impeg2d_set_mc_params(comp_mc_params_t *luma,
60                    comp_mc_params_t *chroma,
61                    e_mb_type_t   type,
62                    UWORD16 mv_num,
63                    WORD16 mv[],
64                    UWORD16 mb_x,
65                    UWORD16 mb_y,
66                    UWORD16 frm_wd,
67                    UWORD16 frm_ht,
68                    UWORD16 picture_width);
69 
70 void impeg2d_motion_comp(dec_state_t *dec, mb_mc_params_t *params,yuv_buf_t *buf);
71 
72 pf_mc_t impeg2d_mc_halfx_halfy;
73 pf_mc_t impeg2d_mc_halfx_fully;
74 pf_mc_t impeg2d_mc_fullx_halfy;
75 pf_mc_t impeg2d_mc_fullx_fully;
76 
77 
78 #endif /* __IMPEG2D_MC_H__*/
79