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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 */
    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