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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 *******************************************************************************
23 * @file
24 *  ih264e_function_selector_generic.c
25 *
26 * @brief
27 *  Contains functions to initialize function pointers of codec context
28 *
29 * @author
30 *  ittiam
31 *
32 * @par List of Functions:
33 *  - ih264e_init_function_ptr_generic
34 *
35 * @remarks
36 *  None
37 *
38 *******************************************************************************
39 */
40 
41 
42 /*****************************************************************************/
43 /* File Includes                                                             */
44 /*****************************************************************************/
45 
46 
47 /* System Include files */
48 #include <stdio.h>
49 #include <stddef.h>
50 #include <stdlib.h>
51 #include <string.h>
52 
53 /* User Include files */
54 #include "ih264_typedefs.h"
55 #include "iv2.h"
56 #include "ive2.h"
57 #include "ih264_defs.h"
58 #include "ih264_size_defs.h"
59 #include "ih264e_defs.h"
60 #include "ih264e_error.h"
61 #include "ih264e_bitstream.h"
62 #include "ime_distortion_metrics.h"
63 #include "ime_defs.h"
64 #include "ime_structs.h"
65 #include "ih264_error.h"
66 #include "ih264_structs.h"
67 #include "ih264_trans_quant_itrans_iquant.h"
68 #include "ih264_inter_pred_filters.h"
69 #include "ih264_mem_fns.h"
70 #include "ih264_padding.h"
71 #include "ih264_intra_pred_filters.h"
72 #include "ih264_deblk_edge_filters.h"
73 #include "ih264_cabac_tables.h"
74 #include "irc_cntrl_param.h"
75 #include "irc_frame_info_collector.h"
76 #include "ih264e_rate_control.h"
77 #include "ih264e_cabac_structs.h"
78 #include "ih264e_structs.h"
79 #include "ih264e_platform_macros.h"
80 #include "ih264e_cabac.h"
81 #include "ih264e_core_coding.h"
82 #include "ih264_cavlc_tables.h"
83 #include "ih264e_cavlc.h"
84 #include "ih264e_intra_modes_eval.h"
85 #include "ih264e_fmt_conv.h"
86 #include "ih264e_half_pel.h"
87 #include "ih264e_me.h"
88 
89 
90 /*****************************************************************************/
91 /* Function Definitions                                                      */
92 /*****************************************************************************/
93 
94 /**
95 *******************************************************************************
96 *
97 * @brief Initialize the intra/inter/transform/deblk function pointers of
98 * codec context
99 *
100 * @par Description: the current routine initializes the function pointers of
101 * codec context basing on the architecture in use
102 *
103 * @param[in] ps_codec
104 *  Codec context pointer
105 *
106 * @returns  none
107 *
108 * @remarks none
109 *
110 *******************************************************************************
111 */
ih264e_init_function_ptr_generic(codec_t * ps_codec)112 void ih264e_init_function_ptr_generic(codec_t *ps_codec)
113 {
114     WORD32 i = 0;
115 
116     /* curr proc ctxt */
117     process_ctxt_t *ps_proc = NULL;
118     me_ctxt_t *ps_me_ctxt = NULL;
119 
120     /* Init function pointers for intra pred leaf level functions luma
121      * Intra 16x16 */
122     ps_codec->apf_intra_pred_16_l[0] = ih264_intra_pred_luma_16x16_mode_vert;
123     ps_codec->apf_intra_pred_16_l[1] = ih264_intra_pred_luma_16x16_mode_horz;
124     ps_codec->apf_intra_pred_16_l[2] = ih264_intra_pred_luma_16x16_mode_dc;
125     ps_codec->apf_intra_pred_16_l[3] = ih264_intra_pred_luma_16x16_mode_plane;
126 
127     /* Init function pointers for intra pred leaf level functions luma
128      * Intra 4x4 */
129     ps_codec->apf_intra_pred_4_l[0] = ih264_intra_pred_luma_4x4_mode_vert;
130     ps_codec->apf_intra_pred_4_l[1] = ih264_intra_pred_luma_4x4_mode_horz;
131     ps_codec->apf_intra_pred_4_l[2] = ih264_intra_pred_luma_4x4_mode_dc;
132     ps_codec->apf_intra_pred_4_l[3] = ih264_intra_pred_luma_4x4_mode_diag_dl;
133     ps_codec->apf_intra_pred_4_l[4] = ih264_intra_pred_luma_4x4_mode_diag_dr;
134     ps_codec->apf_intra_pred_4_l[5] = ih264_intra_pred_luma_4x4_mode_vert_r;
135     ps_codec->apf_intra_pred_4_l[6] = ih264_intra_pred_luma_4x4_mode_horz_d;
136     ps_codec->apf_intra_pred_4_l[7] = ih264_intra_pred_luma_4x4_mode_vert_l;
137     ps_codec->apf_intra_pred_4_l[8] = ih264_intra_pred_luma_4x4_mode_horz_u;
138 
139     /* Init function pointers for intra pred leaf level functions luma
140      * Intra 8x8 */
141     ps_codec->apf_intra_pred_8_l[0] = ih264_intra_pred_luma_8x8_mode_vert;
142     ps_codec->apf_intra_pred_8_l[2] = ih264_intra_pred_luma_8x8_mode_dc;
143     ps_codec->apf_intra_pred_8_l[3] = ih264_intra_pred_luma_8x8_mode_diag_dl;
144     ps_codec->apf_intra_pred_8_l[4] = ih264_intra_pred_luma_8x8_mode_diag_dr;
145     ps_codec->apf_intra_pred_8_l[5] = ih264_intra_pred_luma_8x8_mode_vert_r;
146     ps_codec->apf_intra_pred_8_l[6] = ih264_intra_pred_luma_8x8_mode_horz_d;
147     ps_codec->apf_intra_pred_8_l[7] = ih264_intra_pred_luma_8x8_mode_vert_l;
148     ps_codec->apf_intra_pred_8_l[8] = ih264_intra_pred_luma_8x8_mode_horz_u;
149 
150     /* Init function pointers for intra pred leaf level functions chroma
151      * Intra 8x8 */
152     ps_codec->apf_intra_pred_c[0] = ih264_intra_pred_chroma_8x8_mode_dc;
153     ps_codec->apf_intra_pred_c[1] = ih264_intra_pred_chroma_8x8_mode_horz;
154     ps_codec->apf_intra_pred_c[2] = ih264_intra_pred_chroma_8x8_mode_vert;
155     ps_codec->apf_intra_pred_c[3] = ih264_intra_pred_chroma_8x8_mode_plane;
156 
157     /* Init luma forward transform fn ptr */
158     ps_codec->pf_resi_trans_quant_8x8            = ih264_resi_trans_quant_8x8;
159     ps_codec->pf_resi_trans_quant_4x4            = ih264_resi_trans_quant_4x4;
160     ps_codec->pf_resi_trans_quant_chroma_4x4     = ih264_resi_trans_quant_chroma_4x4;
161     ps_codec->pf_hadamard_quant_4x4              = ih264_hadamard_quant_4x4;
162     ps_codec->pf_hadamard_quant_2x2_uv           = ih264_hadamard_quant_2x2_uv;
163 
164     /* Init inverse transform fn ptr */
165     ps_codec->pf_iquant_itrans_recon_8x8          = ih264_iquant_itrans_recon_8x8;
166     ps_codec->pf_iquant_itrans_recon_4x4          = ih264_iquant_itrans_recon_4x4;
167     ps_codec->pf_iquant_itrans_recon_4x4_dc       = ih264_iquant_itrans_recon_4x4_dc;
168     ps_codec->pf_iquant_itrans_recon_chroma_4x4   = ih264_iquant_itrans_recon_chroma_4x4;
169     ps_codec->pf_iquant_itrans_recon_chroma_4x4_dc = ih264_iquant_itrans_recon_chroma_4x4_dc;
170 
171     ps_codec->pf_ihadamard_scaling_4x4            = ih264_ihadamard_scaling_4x4;
172     ps_codec->pf_ihadamard_scaling_2x2_uv         = ih264_ihadamard_scaling_2x2_uv;
173     ps_codec->pf_interleave_copy                  = ih264_interleave_copy;
174 
175     /* Init fn ptr luma core coding */
176     ps_codec->luma_energy_compaction[0] = ih264e_code_luma_intra_macroblock_16x16;
177     ps_codec->luma_energy_compaction[1] = ih264e_code_luma_intra_macroblock_4x4;
178     ps_codec->luma_energy_compaction[3] = ih264e_code_luma_inter_macroblock_16x16;
179 
180     /* Init fn ptr chroma core coding */
181     ps_codec->chroma_energy_compaction[0] = ih264e_code_chroma_intra_macroblock_8x8;
182     ps_codec->chroma_energy_compaction[1] = ih264e_code_chroma_inter_macroblock_8x8;
183 
184     /* Init fn ptr luma deblocking */
185     ps_codec->pf_deblk_luma_vert_bs4 = ih264_deblk_luma_vert_bs4;
186     ps_codec->pf_deblk_luma_vert_bslt4 = ih264_deblk_luma_vert_bslt4;
187     ps_codec->pf_deblk_luma_horz_bs4 = ih264_deblk_luma_horz_bs4;
188     ps_codec->pf_deblk_luma_horz_bslt4 = ih264_deblk_luma_horz_bslt4;
189 
190     /* Init fn ptr chroma deblocking */
191     ps_codec->pf_deblk_chroma_vert_bs4 = ih264_deblk_chroma_vert_bs4;
192     ps_codec->pf_deblk_chroma_vert_bslt4 = ih264_deblk_chroma_vert_bslt4;
193     ps_codec->pf_deblk_chroma_horz_bs4 = ih264_deblk_chroma_horz_bs4;
194     ps_codec->pf_deblk_chroma_horz_bslt4 = ih264_deblk_chroma_horz_bslt4;
195 
196     /* write mb syntax layer */
197     ps_codec->pf_write_mb_syntax_layer[CAVLC][ISLICE] = ih264e_write_islice_mb_cavlc;
198     ps_codec->pf_write_mb_syntax_layer[CAVLC][PSLICE] = ih264e_write_pslice_mb_cavlc;
199     ps_codec->pf_write_mb_syntax_layer[CAVLC][BSLICE] = ih264e_write_bslice_mb_cavlc;
200     ps_codec->pf_write_mb_syntax_layer[CABAC][ISLICE] = ih264e_write_islice_mb_cabac;
201     ps_codec->pf_write_mb_syntax_layer[CABAC][PSLICE] = ih264e_write_pslice_mb_cabac;
202     ps_codec->pf_write_mb_syntax_layer[CABAC][BSLICE] = ih264e_write_bslice_mb_cabac;
203 
204     /* Padding Functions */
205     ps_codec->pf_pad_top = ih264_pad_top;
206     ps_codec->pf_pad_bottom = ih264_pad_bottom;
207     ps_codec->pf_pad_left_luma = ih264_pad_left_luma;
208     ps_codec->pf_pad_left_chroma = ih264_pad_left_chroma;
209     ps_codec->pf_pad_right_luma = ih264_pad_right_luma;
210     ps_codec->pf_pad_right_chroma = ih264_pad_right_chroma;
211 
212     /* Inter pred leaf level functions */
213     ps_codec->pf_inter_pred_luma_copy = ih264_inter_pred_luma_copy;
214     ps_codec->pf_inter_pred_luma_horz = ih264_inter_pred_luma_horz;
215     ps_codec->pf_inter_pred_luma_vert = ih264_inter_pred_luma_vert;
216     ps_codec->pf_inter_pred_luma_bilinear = ih264_inter_pred_luma_bilinear;
217     ps_codec->pf_inter_pred_chroma = ih264_inter_pred_chroma;
218 
219     /* sad me level functions */
220     ps_codec->apf_compute_sad_16x16[0] = ime_compute_sad_16x16;
221     ps_codec->apf_compute_sad_16x16[1] = ime_compute_sad_16x16_fast;
222     ps_codec->pf_compute_sad_16x8 = ime_compute_sad_16x8;
223 
224     /* memory handling operations */
225     ps_codec->pf_mem_cpy = ih264_memcpy;
226     ps_codec->pf_mem_cpy_mul8 = ih264_memcpy_mul_8;
227     ps_codec->pf_mem_set = ih264_memset;
228     ps_codec->pf_mem_set_mul8 = ih264_memset_mul_8;
229 
230     /* sad me level functions */
231     for (i = 0; i < (MAX_PROCESS_CTXT); i++)
232     {
233         ps_proc = &ps_codec->as_process[i];
234 
235         ps_me_ctxt = &ps_proc->s_me_ctxt;
236         ps_me_ctxt->pf_ime_compute_sad_16x16[0] = ime_compute_sad_16x16;
237         ps_me_ctxt->pf_ime_compute_sad_16x16[1] = ime_compute_sad_16x16_fast;
238         ps_me_ctxt->pf_ime_compute_sad_16x8 = ime_compute_sad_16x8;
239         ps_me_ctxt->pf_ime_compute_sad4_diamond = ime_calculate_sad4_prog;
240         ps_me_ctxt->pf_ime_compute_sad3_diamond = ime_calculate_sad3_prog;
241         ps_me_ctxt->pf_ime_compute_sad2_diamond = ime_calculate_sad2_prog;
242         ps_me_ctxt->pf_ime_sub_pel_compute_sad_16x16 = ime_sub_pel_compute_sad_16x16;
243         ps_me_ctxt->pf_ime_compute_sad_stat_luma_16x16 = ime_compute_satqd_16x16_lumainter;
244     }
245 
246     /* intra mode eval -encoder level function */
247     ps_codec->pf_ih264e_evaluate_intra16x16_modes = ih264e_evaluate_intra16x16_modes;
248     ps_codec->pf_ih264e_evaluate_intra_chroma_modes = ih264e_evaluate_intra_chroma_modes;
249     ps_codec->pf_ih264e_evaluate_intra_4x4_modes = ih264e_evaluate_intra_4x4_modes;
250 
251     /* csc */
252     ps_codec->pf_ih264e_conv_420p_to_420sp = ih264e_fmt_conv_420p_to_420sp;
253     ps_codec->pf_ih264e_fmt_conv_422i_to_420sp = ih264e_fmt_conv_422i_to_420sp;
254 
255     /* Halp pel generation function - encoder level*/
256     ps_codec->pf_ih264e_sixtapfilter_horz = ih264e_sixtapfilter_horz;
257     ps_codec->pf_ih264e_sixtap_filter_2dvh_vert = ih264e_sixtap_filter_2dvh_vert;
258 
259     /* ME compute */
260     ps_codec->apf_compute_me[PSLICE] = &ih264e_compute_me_single_reflist;
261     ps_codec->apf_compute_me[BSLICE] = &ih264e_compute_me_multi_reflist;
262 
263     /* skip decision */
264     ps_codec->apf_find_skip_params_me[PSLICE] = &ih264e_find_pskip_params_me;
265     ps_codec->apf_find_skip_params_me[BSLICE] = &ih264e_find_bskip_params_me;
266 
267 
268     return;
269 }
270