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1 /******************************************************************************
2  *
3  * Copyright (C) 2018 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 ihevce_decomp_pre_intra_pass.h
23 *
24 * \brief
25 *    This file contains declarations related to frame decomposition done during
26 *    pre intra processing
27 *
28 * \date
29 *    18/09/2012
30 *
31 * \author
32 *    Ittiam
33 *
34 ******************************************************************************
35 */
36 
37 #ifndef _IHEVCE_DECOMP_PRE_INTRA_PASS_H_
38 #define _IHEVCE_DECOMP_PRE_INTRA_PASS_H_
39 
40 /*****************************************************************************/
41 /* Typedefs                                                                  */
42 /*****************************************************************************/
43 
44 /*****************************************************************************/
45 /* Globals                                                                   */
46 /*****************************************************************************/
47 extern WORD32 g_i4_ip_funcs[MAX_NUM_IP_MODES];
48 
49 /*****************************************************************************/
50 /* Extern Function Declarations                                              */
51 /*****************************************************************************/
52 void ihevce_ed_4x4_find_best_modes(
53     UWORD8 *pu1_src,
54     WORD32 src_stride,
55     UWORD8 *pu1_nbr,
56     UWORD16 *pu2_mode_bits_cost,
57     UWORD8 *pu1_best_modes,
58     WORD32 *pu1_best_sad_costs,
59     WORD32 u1_low_resol,
60     FT_SAD_COMPUTER *pf_4x4_sad_computer);
61 
62 WORD32 ihevce_decomp_pre_intra_get_num_mem_recs(void);
63 
64 WORD32 ihevce_decomp_pre_intra_get_mem_recs(
65     iv_mem_rec_t *ps_mem_tab, WORD32 i4_num_proc_thrds, WORD32 i4_mem_space);
66 
67 void *ihevce_decomp_pre_intra_init(
68     iv_mem_rec_t *ps_mem_tab,
69     ihevce_static_cfg_params_t *ps_init_prms,
70     WORD32 i4_num_proc_thrds,
71     func_selector_t *ps_func_selector,
72     WORD32 i4_resolution_id,
73     UWORD8 u1_is_popcnt_available);
74 
75 void ihevce_decomp_pre_intra_process(
76     void *pv_ctxt,
77     ihevce_lap_output_params_t *ps_lap_out_prms,
78     frm_ctb_ctxt_t *ps_frm_ctb_prms,
79     void *pv_multi_thrd_ctxt,
80     WORD32 thrd_id,
81     WORD32 i4_ping_pong);
82 
83 void ihevce_decomp_pre_intra_frame_init(
84     void *pv_ctxt,
85     UWORD8 **ppu1_decomp_lyr_bufs,
86     WORD32 *pi4_lyr_buf_stride,
87     ihevce_ed_blk_t *ps_layer1_buf,
88     ihevce_ed_blk_t *ps_layer2_buf,
89     ihevce_ed_ctb_l1_t *ps_ed_ctb_l1,
90     WORD32 i4_ol_sad_lambda_qf,
91     ctb_analyse_t *ps_ctb_analyse);
92 
93 void ihevce_decomp_pre_intra_curr_frame_pre_intra_deinit(
94     void *pv_pre_intra_ctxt,
95     pre_enc_me_ctxt_t *ps_curr_out,
96     frm_ctb_ctxt_t *ps_frm_ctb_prms);
97 
98 void ihevce_scale_by_2(
99     UWORD8 *pu1_src,
100     WORD32 src_stride,
101     UWORD8 *pu1_dst,
102     WORD32 dst_stride,
103     WORD32 wd,
104     WORD32 ht,
105     UWORD8 *pu1_wkg_mem,
106     WORD32 ht_offset,
107     WORD32 block_ht,
108     WORD32 wd_offset,
109     WORD32 block_wd,
110     FT_COPY_2D *pf_copy_2d,
111     FT_SCALING_FILTER_BY_2 *pf_scaling_filter_mxn);
112 
113 void ihevce_ed_frame_init(void *pv_ed_ctxt, WORD32 i4_layer_no);
114 
115 float fast_log2(float val);
116 
117 WORD32 ihevce_cu_level_qp_mod(
118     WORD32 frm_qscale,
119     WORD32 cu_satd,
120     long double frm_avg_activity,
121     float f_mod_strength,
122     WORD32 *pi4_act_factor,
123     WORD32 *pi4_q_scale_mod,
124     rc_quant_t *rc_quant_ctxt);
125 
126 LWORD64 ihevce_decomp_pre_intra_get_frame_satd(void *pv_ctxt, WORD32 *wd, WORD32 *ht);
127 
128 LWORD64 ihevce_decomp_pre_intra_get_frame_satd_squared(void *pv_ctxt, WORD32 *wd, WORD32 *ht);
129 
130 #endif
131