xref: /aosp_15_r20/external/libmpeg2/decoder/impeg2d_mc.h (revision a97c2a1f0a796dc32bed80d3353c69c5fc07c750)
1*a97c2a1fSXin Li /******************************************************************************
2*a97c2a1fSXin Li  *
3*a97c2a1fSXin Li  * Copyright (C) 2015 The Android Open Source Project
4*a97c2a1fSXin Li  *
5*a97c2a1fSXin Li  * Licensed under the Apache License, Version 2.0 (the "License");
6*a97c2a1fSXin Li  * you may not use this file except in compliance with the License.
7*a97c2a1fSXin Li  * You may obtain a copy of the License at:
8*a97c2a1fSXin Li  *
9*a97c2a1fSXin Li  * http://www.apache.org/licenses/LICENSE-2.0
10*a97c2a1fSXin Li  *
11*a97c2a1fSXin Li  * Unless required by applicable law or agreed to in writing, software
12*a97c2a1fSXin Li  * distributed under the License is distributed on an "AS IS" BASIS,
13*a97c2a1fSXin Li  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14*a97c2a1fSXin Li  * See the License for the specific language governing permissions and
15*a97c2a1fSXin Li  * limitations under the License.
16*a97c2a1fSXin Li  *
17*a97c2a1fSXin Li  *****************************************************************************
18*a97c2a1fSXin Li  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*a97c2a1fSXin Li */
20*a97c2a1fSXin Li /**
21*a97c2a1fSXin Li *******************************************************************************
22*a97c2a1fSXin Li * @file
23*a97c2a1fSXin Li *  impeg2d_mc.h
24*a97c2a1fSXin Li *
25*a97c2a1fSXin Li * @brief
26*a97c2a1fSXin Li *  Contains MC function declarations for MPEG2 codec
27*a97c2a1fSXin Li *
28*a97c2a1fSXin Li * @author
29*a97c2a1fSXin Li *  Harish
30*a97c2a1fSXin Li *
31*a97c2a1fSXin Li * @remarks
32*a97c2a1fSXin Li *  None
33*a97c2a1fSXin Li *
34*a97c2a1fSXin Li *******************************************************************************
35*a97c2a1fSXin Li */
36*a97c2a1fSXin Li #ifndef __IMPEG2D_MC_H__
37*a97c2a1fSXin Li #define __IMPEG2D_MC_H__
38*a97c2a1fSXin Li 
39*a97c2a1fSXin Li void impeg2d_dec_2mv_interp_mb(dec_state_t *dec);
40*a97c2a1fSXin Li void impeg2d_dec_4mv_mb(dec_state_t *dec);
41*a97c2a1fSXin Li 
42*a97c2a1fSXin Li 
43*a97c2a1fSXin Li void impeg2d_dec_1mv_mb(dec_state_t *dec);
44*a97c2a1fSXin Li void impeg2d_dec_2mv_fw_or_bk_mb(dec_state_t *dec);
45*a97c2a1fSXin Li void impeg2d_dec_fld_dual_prime(dec_state_t *dec);
46*a97c2a1fSXin Li void impeg2d_dec_frm_dual_prime(dec_state_t *dec);
47*a97c2a1fSXin Li 
48*a97c2a1fSXin Li void impeg2d_mc_1mv(dec_state_t *dec);
49*a97c2a1fSXin Li void impeg2d_mc_fw_or_bk_mb(dec_state_t *dec);
50*a97c2a1fSXin Li void impeg2d_mc_fld_dual_prime(dec_state_t *dec);
51*a97c2a1fSXin Li void impeg2d_mc_frm_dual_prime(dec_state_t *dec);
52*a97c2a1fSXin Li void impeg2d_mc_4mv(dec_state_t *dec);
53*a97c2a1fSXin Li void impeg2d_mc_2mv(dec_state_t *dec);
54*a97c2a1fSXin Li 
55*a97c2a1fSXin Li void impeg2d_dec_skip_mbs(dec_state_t *dec, UWORD16 num_skip_mbs);
56*a97c2a1fSXin Li void impeg2d_dec_0mv_coded_mb(dec_state_t *dec);
57*a97c2a1fSXin Li void impeg2d_dec_intra_mb(dec_state_t *dec);
58*a97c2a1fSXin Li 
59*a97c2a1fSXin Li void impeg2d_set_mc_params(comp_mc_params_t *luma,
60*a97c2a1fSXin Li                    comp_mc_params_t *chroma,
61*a97c2a1fSXin Li                    e_mb_type_t   type,
62*a97c2a1fSXin Li                    UWORD16 mv_num,
63*a97c2a1fSXin Li                    WORD16 mv[],
64*a97c2a1fSXin Li                    UWORD16 mb_x,
65*a97c2a1fSXin Li                    UWORD16 mb_y,
66*a97c2a1fSXin Li                    UWORD16 frm_wd,
67*a97c2a1fSXin Li                    UWORD16 frm_ht,
68*a97c2a1fSXin Li                    UWORD16 picture_width);
69*a97c2a1fSXin Li 
70*a97c2a1fSXin Li void impeg2d_motion_comp(dec_state_t *dec, mb_mc_params_t *params,yuv_buf_t *buf);
71*a97c2a1fSXin Li 
72*a97c2a1fSXin Li pf_mc_t impeg2d_mc_halfx_halfy;
73*a97c2a1fSXin Li pf_mc_t impeg2d_mc_halfx_fully;
74*a97c2a1fSXin Li pf_mc_t impeg2d_mc_fullx_halfy;
75*a97c2a1fSXin Li pf_mc_t impeg2d_mc_fullx_fully;
76*a97c2a1fSXin Li 
77*a97c2a1fSXin Li 
78*a97c2a1fSXin Li #endif /* __IMPEG2D_MC_H__*/
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