| /****************************************************************************** |
| * |
| * Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| /** |
| ******************************************************************************* |
| * @file |
| * ihevcd_process_slice.c |
| * |
| * @brief |
| * Contains functions for processing slice data |
| * |
| * @author |
| * Harish |
| * |
| * @par List of Functions: |
| * |
| * @remarks |
| * None |
| * |
| ******************************************************************************* |
| */ |
| /*****************************************************************************/ |
| /* File Includes */ |
| /*****************************************************************************/ |
| #include <stdio.h> |
| #include <stddef.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <assert.h> |
| |
| #include "ihevc_typedefs.h" |
| #include "iv.h" |
| #include "ivd.h" |
| #include "ihevcd_cxa.h" |
| #include "ithread.h" |
| |
| #include "ihevc_defs.h" |
| #include "ihevc_debug.h" |
| #include "ihevc_defs.h" |
| #include "ihevc_structs.h" |
| #include "ihevc_macros.h" |
| #include "ihevc_platform_macros.h" |
| #include "ihevc_cabac_tables.h" |
| #include "ihevc_padding.h" |
| #include "ihevc_iquant_itrans_recon.h" |
| #include "ihevc_chroma_iquant_itrans_recon.h" |
| #include "ihevc_recon.h" |
| #include "ihevc_chroma_recon.h" |
| #include "ihevc_iquant_recon.h" |
| #include "ihevc_chroma_iquant_recon.h" |
| #include "ihevc_intra_pred.h" |
| |
| #include "ihevc_error.h" |
| #include "ihevc_common_tables.h" |
| #include "ihevc_quant_tables.h" |
| #include "ihevcd_common_tables.h" |
| |
| #include "ihevcd_profile.h" |
| #include "ihevcd_trace.h" |
| #include "ihevcd_defs.h" |
| #include "ihevcd_function_selector.h" |
| #include "ihevcd_structs.h" |
| #include "ihevcd_error.h" |
| #include "ihevcd_nal.h" |
| #include "ihevcd_bitstream.h" |
| #include "ihevcd_job_queue.h" |
| #include "ihevcd_utils.h" |
| #include "ihevcd_debug.h" |
| #include "ihevcd_get_mv.h" |
| #include "ihevcd_inter_pred.h" |
| #include "ihevcd_iquant_itrans_recon_ctb.h" |
| #include "ihevcd_boundary_strength.h" |
| #include "ihevcd_deblk.h" |
| #include "ihevcd_fmt_conv.h" |
| #include "ihevcd_sao.h" |
| #include "ihevcd_profile.h" |
| |
| IHEVCD_ERROR_T ihevcd_fmt_conv(codec_t *ps_codec, |
| process_ctxt_t *ps_proc, |
| UWORD8 *pu1_y_dst, |
| UWORD8 *pu1_u_dst, |
| UWORD8 *pu1_v_dst, |
| WORD32 cur_row, |
| WORD32 num_rows); |
| |
| typedef enum |
| { |
| PROC_ALL, |
| PROC_INTER_PRED, |
| PROC_RECON, |
| PROC_DEBLK, |
| PROC_SAO |
| }proc_type_t; |
| |
| void ihevcd_proc_map_check(process_ctxt_t *ps_proc, proc_type_t proc_type, WORD32 nctb) |
| { |
| tile_t *ps_tile = ps_proc->ps_tile; |
| sps_t *ps_sps = ps_proc->ps_sps; |
| pps_t *ps_pps = ps_proc->ps_pps; |
| codec_t *ps_codec = ps_proc->ps_codec; |
| WORD32 idx; |
| WORD32 nop_cnt; |
| WORD32 bit_pos = proc_type; |
| WORD32 bit_mask = (1 << bit_pos); |
| |
| if(ps_proc->i4_check_proc_status) |
| { |
| nop_cnt = PROC_NOP_CNT; |
| while(1) |
| { |
| volatile UWORD8 *pu1_buf; |
| volatile WORD32 status; |
| status = 1; |
| /* Check if all dependencies for the next nCTBs are met */ |
| { |
| WORD32 x_pos; |
| |
| { |
| /* Check if the top right of next nCTBs are processed */ |
| if(ps_proc->i4_ctb_y > 0) |
| { |
| x_pos = (ps_proc->i4_ctb_tile_x + nctb); |
| idx = MIN(x_pos, (ps_tile->u2_wd - 1)); |
| |
| /* Check if top-right CTB for the last CTB in nCTB is within the tile */ |
| { |
| idx += ps_tile->u1_pos_x; |
| idx += ((ps_proc->i4_ctb_y - 1) |
| * ps_sps->i2_pic_wd_in_ctb); |
| pu1_buf = (ps_codec->pu1_proc_map + idx); |
| status = *pu1_buf & bit_mask; |
| } |
| } |
| } |
| |
| /* If tiles are enabled, then test left and top-left as well */ |
| ps_pps = ps_proc->ps_pps; |
| if(ps_pps->i1_tiles_enabled_flag) |
| { |
| /*Check if left ctb is processed*/ |
| if((ps_proc->i4_ctb_x > 0) && ((0 != status))) |
| { |
| x_pos = ps_tile->u1_pos_x + ps_proc->i4_ctb_tile_x - 1; |
| idx = x_pos + (ps_proc->i4_ctb_y * ps_sps->i2_pic_wd_in_ctb); |
| pu1_buf = (ps_codec->pu1_proc_map + idx); |
| status = *pu1_buf & bit_mask; |
| } |
| |
| /*Check if top left ctb is processed*/ |
| if((ps_proc->i4_ctb_x > 0) && (0 != status) && (ps_proc->i4_ctb_y > 0)) |
| { |
| x_pos = ps_tile->u1_pos_x + ps_proc->i4_ctb_tile_x - 1; |
| idx = x_pos + ((ps_proc->i4_ctb_y - 1) * ps_sps->i2_pic_wd_in_ctb); |
| pu1_buf = (ps_codec->pu1_proc_map + idx); |
| status = *pu1_buf & bit_mask; |
| } |
| } |
| } |
| |
| if(status) |
| break; |
| |
| /* if dependencies are not met, then wait for few cycles. |
| * Even after few iterations, if the dependencies are not met then yield |
| */ |
| if(nop_cnt > 0) |
| { |
| NOP(128); |
| nop_cnt -= 128; |
| } |
| else |
| { |
| nop_cnt = PROC_NOP_CNT; |
| ithread_yield(); |
| //NOP(128 * 16); |
| } |
| } |
| DATA_SYNC(); |
| } |
| } |
| |
| void ihevcd_proc_map_update(process_ctxt_t *ps_proc, proc_type_t proc_type, WORD32 nctb) |
| { |
| codec_t *ps_codec = ps_proc->ps_codec; |
| WORD32 i, idx; |
| WORD32 bit_pos = proc_type; |
| WORD32 bit_mask = (1 << bit_pos); |
| |
| /* Update the current CTBs processing status */ |
| if(ps_proc->i4_check_proc_status) |
| { |
| DATA_SYNC(); |
| for(i = 0; i < nctb; i++) |
| { |
| sps_t *ps_sps = ps_proc->ps_sps; |
| UWORD8 *pu1_buf; |
| idx = (ps_proc->i4_ctb_x + i); |
| idx += ((ps_proc->i4_ctb_y) * ps_sps->i2_pic_wd_in_ctb); |
| pu1_buf = (ps_codec->pu1_proc_map + idx); |
| *pu1_buf = *pu1_buf | bit_mask; |
| } |
| } |
| } |
| |
| |
| void ihevcd_slice_hdr_update(process_ctxt_t *ps_proc) |
| { |
| |
| /* Slice x and y are initialized in proc_init. But initialize slice x and y count here |
| * if a new slice begins at the middle of a row since proc_init is invoked only at the beginning of each row */ |
| if(!((ps_proc->i4_ctb_x == 0) && (ps_proc->i4_ctb_y == 0))) |
| { |
| slice_header_t *ps_slice_hdr_next = ps_proc->ps_codec->ps_slice_hdr_base + ((ps_proc->i4_cur_slice_idx + 1) & (MAX_SLICE_HDR_CNT - 1)); |
| |
| if((ps_slice_hdr_next->i2_ctb_x == ps_proc->i4_ctb_x) |
| && (ps_slice_hdr_next->i2_ctb_y == ps_proc->i4_ctb_y)) |
| { |
| if(0 == ps_slice_hdr_next->i1_dependent_slice_flag) |
| { |
| ps_proc->i4_ctb_slice_x = 0; |
| ps_proc->i4_ctb_slice_y = 0; |
| } |
| |
| ps_proc->i4_cur_slice_idx++; |
| ps_proc->ps_slice_hdr = ps_slice_hdr_next; |
| } |
| |
| } |
| } |
| |
| void ihevcd_ctb_pos_update(process_ctxt_t *ps_proc, WORD32 nctb) |
| { |
| WORD32 tile_start_ctb_idx, slice_start_ctb_idx; |
| slice_header_t *ps_slice_hdr = ps_proc->ps_slice_hdr; |
| tile_t *ps_tile = ps_proc->ps_tile; |
| sps_t *ps_sps = ps_proc->ps_sps; |
| |
| /* Update x and y positions */ |
| ps_proc->i4_ctb_tile_x += nctb; |
| ps_proc->i4_ctb_x += nctb; |
| |
| ps_proc->i4_ctb_slice_x += nctb; |
| /*If tile are enabled, then handle the tile & slice counters differently*/ |
| if(ps_proc->ps_pps->i1_tiles_enabled_flag) |
| { |
| /* Update slice counters*/ |
| slice_start_ctb_idx = ps_slice_hdr->i2_ctb_x + (ps_slice_hdr->i2_ctb_y * ps_sps->i2_pic_wd_in_ctb); |
| tile_start_ctb_idx = ps_tile->u1_pos_x + (ps_tile->u1_pos_y * ps_sps->i2_pic_wd_in_ctb); |
| /* |
| * There can be 2 cases where slice counters must be handled differently. |
| * 1 - Multiple tiles span across a single/one of the many slice. |
| * 2 - Multiple slices span across a single/one of the many tiles. |
| */ |
| |
| /*Case 1 */ |
| if(slice_start_ctb_idx < tile_start_ctb_idx) |
| { |
| /*End of tile row*/ |
| if(ps_proc->i4_ctb_x > ps_slice_hdr->i2_ctb_x) |
| { |
| if(ps_proc->i4_ctb_slice_x >= (ps_tile->u2_wd + ps_tile->u1_pos_x)) |
| { |
| ps_proc->i4_ctb_slice_y++; |
| ps_proc->i4_ctb_slice_x = ps_proc->i4_ctb_slice_x |
| - ps_tile->u2_wd; |
| } |
| } |
| else |
| { |
| WORD32 temp_stride = (ps_sps->i2_pic_wd_in_ctb - ps_slice_hdr->i2_ctb_x); |
| if(ps_proc->i4_ctb_slice_x >= (temp_stride + ps_tile->u2_wd + ps_tile->u1_pos_x)) |
| { |
| ps_proc->i4_ctb_slice_y++; |
| ps_proc->i4_ctb_slice_x = ps_proc->i4_ctb_slice_x |
| - ps_tile->u2_wd; |
| } |
| } |
| } |
| /*Case 2*/ |
| else if(ps_proc->i4_ctb_slice_x >= (ps_tile->u2_wd)) |
| { |
| /*End of tile row*/ |
| ps_proc->i4_ctb_slice_y++; |
| ps_proc->i4_ctb_slice_x = 0; |
| } |
| } |
| else |
| { |
| if(ps_proc->i4_ctb_slice_x >= ps_tile->u2_wd) |
| { |
| ps_proc->i4_ctb_slice_y++; |
| ps_proc->i4_ctb_slice_x = ps_proc->i4_ctb_slice_x |
| - ps_tile->u2_wd; |
| } |
| } |
| } |
| |
| void ihevcd_ctb_avail_update(process_ctxt_t *ps_proc) |
| { |
| slice_header_t *ps_slice_hdr = ps_proc->ps_slice_hdr; |
| sps_t *ps_sps = ps_proc->ps_sps; |
| tile_t *ps_tile_prev; |
| tile_t *ps_tile = ps_proc->ps_tile; |
| WORD32 cur_pu_idx; |
| WORD32 tile_start_ctb_idx, slice_start_ctb_idx; |
| WORD16 i2_wd_in_ctb; |
| WORD32 continuous_tiles = 0; |
| WORD32 cur_ctb_idx; |
| WORD32 check_tile_wd; |
| |
| if((0 != ps_tile->u1_pos_x) && (0 != ps_tile->u1_pos_y)) |
| { |
| ps_tile_prev = ps_tile - 1; |
| } |
| else |
| { |
| ps_tile_prev = ps_tile; |
| } |
| |
| |
| check_tile_wd = ps_slice_hdr->i2_ctb_x + ps_tile_prev->u2_wd; |
| if(!(((check_tile_wd >= ps_sps->i2_pic_wd_in_ctb) && (check_tile_wd % ps_sps->i2_pic_wd_in_ctb == ps_tile->u1_pos_x)) |
| || ((ps_slice_hdr->i2_ctb_x == ps_tile->u1_pos_x)))) |
| { |
| continuous_tiles = 1; |
| } |
| |
| slice_start_ctb_idx = ps_slice_hdr->i2_ctb_x + (ps_slice_hdr->i2_ctb_y * ps_sps->i2_pic_wd_in_ctb); |
| tile_start_ctb_idx = ps_tile->u1_pos_x + (ps_tile->u1_pos_y * ps_sps->i2_pic_wd_in_ctb); |
| |
| if((slice_start_ctb_idx < tile_start_ctb_idx) && (continuous_tiles)) |
| { |
| //Slices span across multiple tiles. |
| i2_wd_in_ctb = ps_sps->i2_pic_wd_in_ctb; |
| } |
| else |
| { |
| i2_wd_in_ctb = ps_tile->u2_wd; |
| } |
| cur_ctb_idx = ps_proc->i4_ctb_x |
| + ps_proc->i4_ctb_y * (ps_sps->i2_pic_wd_in_ctb); |
| |
| /* Ctb level availability */ |
| /* Bottom left will not be available at a CTB level, no need to pass this */ |
| ps_proc->u1_top_ctb_avail = 1; |
| ps_proc->u1_left_ctb_avail = 1; |
| ps_proc->u1_top_lt_ctb_avail = 1; |
| ps_proc->u1_top_rt_ctb_avail = 1; |
| /* slice and tile boundaries */ |
| |
| if((0 == ps_proc->i4_ctb_y) || (0 == ps_proc->i4_ctb_tile_y)) |
| { |
| ps_proc->u1_top_ctb_avail = 0; |
| ps_proc->u1_top_lt_ctb_avail = 0; |
| ps_proc->u1_top_rt_ctb_avail = 0; |
| } |
| |
| if((0 == ps_proc->i4_ctb_x) || (0 == ps_proc->i4_ctb_tile_x)) |
| { |
| ps_proc->u1_left_ctb_avail = 0; |
| ps_proc->u1_top_lt_ctb_avail = 0; |
| if((0 == ps_proc->i4_ctb_slice_y) || (0 == ps_proc->i4_ctb_tile_y)) |
| { |
| ps_proc->u1_top_ctb_avail = 0; |
| if((i2_wd_in_ctb - 1) != ps_proc->i4_ctb_slice_x) |
| { |
| ps_proc->u1_top_rt_ctb_avail = 0; |
| } |
| } |
| } |
| /*For slices not beginning at start of a ctb row*/ |
| else if(ps_proc->i4_ctb_x > 0) |
| { |
| if((0 == ps_proc->i4_ctb_slice_y) || (0 == ps_proc->i4_ctb_tile_y)) |
| { |
| ps_proc->u1_top_ctb_avail = 0; |
| ps_proc->u1_top_lt_ctb_avail = 0; |
| if(0 == ps_proc->i4_ctb_slice_x) |
| { |
| ps_proc->u1_left_ctb_avail = 0; |
| } |
| if((i2_wd_in_ctb - 1) != ps_proc->i4_ctb_slice_x) |
| { |
| ps_proc->u1_top_rt_ctb_avail = 0; |
| } |
| } |
| else if((1 == ps_proc->i4_ctb_slice_y) && (0 == ps_proc->i4_ctb_slice_x)) |
| { |
| ps_proc->u1_top_lt_ctb_avail = 0; |
| } |
| } |
| |
| if((ps_proc->i4_ctb_x == (ps_sps->i2_pic_wd_in_ctb - 1)) || ((ps_tile->u2_wd - 1) == ps_proc->i4_ctb_tile_x)) |
| { |
| ps_proc->u1_top_rt_ctb_avail = 0; |
| } |
| |
| |
| { |
| WORD32 next_ctb_idx; |
| next_ctb_idx = cur_ctb_idx + 1; |
| |
| if(ps_tile->u2_wd == (ps_proc->i4_ctb_tile_x + 1)) |
| { |
| if((ps_proc->i4_ctb_tile_y + 1) == ps_tile->u2_ht) |
| { |
| //Last tile |
| if(((ps_proc->i4_ctb_tile_y + 1 + ps_tile->u1_pos_y) == ps_sps->i2_pic_ht_in_ctb) && ((ps_proc->i4_ctb_tile_x + 1 + ps_tile->u1_pos_x) == ps_sps->i2_pic_wd_in_ctb)) |
| { |
| next_ctb_idx = cur_ctb_idx + 1; |
| } |
| else //Not last tile, but new tile |
| { |
| tile_t *ps_tile_next = ps_proc->ps_tile + 1; |
| next_ctb_idx = ps_tile_next->u1_pos_x + (ps_tile_next->u1_pos_y * ps_sps->i2_pic_wd_in_ctb); |
| } |
| } |
| else //End of each tile row |
| { |
| next_ctb_idx = ((ps_tile->u1_pos_y + ps_proc->i4_ctb_tile_y + 1) * ps_sps->i2_pic_wd_in_ctb) + ps_tile->u1_pos_x; |
| } |
| } |
| ps_proc->i4_next_pu_ctb_cnt = next_ctb_idx; |
| ps_proc->i4_ctb_pu_cnt = |
| ps_proc->pu4_pic_pu_idx[next_ctb_idx] |
| - ps_proc->pu4_pic_pu_idx[cur_ctb_idx]; |
| cur_pu_idx = ps_proc->pu4_pic_pu_idx[cur_ctb_idx]; |
| ps_proc->i4_ctb_start_pu_idx = cur_pu_idx; |
| ps_proc->ps_pu = &ps_proc->ps_pic_pu[cur_pu_idx]; |
| } |
| } |
| |
| void ihevcd_update_ctb_tu_cnt(process_ctxt_t *ps_proc) |
| { |
| sps_t *ps_sps = ps_proc->ps_sps; |
| codec_t *ps_codec = ps_proc->ps_codec; |
| WORD32 cur_ctb_idx; |
| |
| cur_ctb_idx = ps_proc->i4_ctb_x |
| + ps_proc->i4_ctb_y * (ps_sps->i2_pic_wd_in_ctb); |
| |
| { |
| tile_t *ps_tile; |
| WORD32 next_ctb_tu_idx; |
| ps_tile = ps_proc->ps_tile; |
| |
| |
| if(1 == ps_codec->i4_num_cores) |
| { |
| next_ctb_tu_idx = cur_ctb_idx % RESET_TU_BUF_NCTB + 1; |
| if(ps_tile->u2_wd == (ps_proc->i4_ctb_tile_x + 1)) |
| { |
| if((ps_proc->i4_ctb_tile_y + 1) == ps_tile->u2_ht) |
| { |
| //Last tile |
| if(((ps_proc->i4_ctb_tile_y + 1 + ps_tile->u1_pos_y) == ps_sps->i2_pic_ht_in_ctb) && ((ps_proc->i4_ctb_tile_x + 1 + ps_tile->u1_pos_x) == ps_sps->i2_pic_wd_in_ctb)) |
| { |
| next_ctb_tu_idx = (cur_ctb_idx % RESET_TU_BUF_NCTB) + 1; |
| } |
| else //Not last tile, but new tile |
| { |
| tile_t *ps_tile_next = ps_proc->ps_tile + 1; |
| next_ctb_tu_idx = ps_tile_next->u1_pos_x + (ps_tile_next->u1_pos_y * ps_sps->i2_pic_wd_in_ctb); |
| } |
| } |
| else //End of each tile row |
| { |
| next_ctb_tu_idx = ((ps_tile->u1_pos_y + ps_proc->i4_ctb_tile_y + 1) * ps_sps->i2_pic_wd_in_ctb) + ps_tile->u1_pos_x; |
| } |
| } |
| ps_proc->i4_next_tu_ctb_cnt = next_ctb_tu_idx; |
| ps_proc->i4_ctb_tu_cnt = ps_proc->pu4_pic_tu_idx[next_ctb_tu_idx] - ps_proc->pu4_pic_tu_idx[cur_ctb_idx % RESET_TU_BUF_NCTB]; |
| } |
| else |
| { |
| next_ctb_tu_idx = cur_ctb_idx + 1; |
| if(ps_tile->u2_wd == (ps_proc->i4_ctb_tile_x + 1)) |
| { |
| if((ps_proc->i4_ctb_tile_y + 1) == ps_tile->u2_ht) |
| { |
| //Last tile |
| if(((ps_proc->i4_ctb_tile_y + 1 + ps_tile->u1_pos_y) == ps_sps->i2_pic_ht_in_ctb) && ((ps_proc->i4_ctb_tile_x + 1 + ps_tile->u1_pos_x) == ps_sps->i2_pic_wd_in_ctb)) |
| { |
| next_ctb_tu_idx = (cur_ctb_idx % RESET_TU_BUF_NCTB) + 1; |
| } |
| else //Not last tile, but new tile |
| { |
| tile_t *ps_tile_next = ps_proc->ps_tile + 1; |
| next_ctb_tu_idx = ps_tile_next->u1_pos_x + (ps_tile_next->u1_pos_y * ps_sps->i2_pic_wd_in_ctb); |
| } |
| } |
| else //End of each tile row |
| { |
| next_ctb_tu_idx = ((ps_tile->u1_pos_y + ps_proc->i4_ctb_tile_y + 1) * ps_sps->i2_pic_wd_in_ctb) + ps_tile->u1_pos_x; |
| } |
| } |
| ps_proc->i4_next_tu_ctb_cnt = next_ctb_tu_idx; |
| ps_proc->i4_ctb_tu_cnt = ps_proc->pu4_pic_tu_idx[next_ctb_tu_idx] - |
| ps_proc->pu4_pic_tu_idx[cur_ctb_idx]; |
| } |
| } |
| } |
| |
| IHEVCD_ERROR_T ihevcd_process(process_ctxt_t *ps_proc) |
| { |
| IHEVCD_ERROR_T ret = (IHEVCD_ERROR_T)IHEVCD_SUCCESS; |
| codec_t *ps_codec; |
| sps_t *ps_sps = ps_proc->ps_sps; |
| |
| WORD32 nctb; |
| WORD32 i; |
| WORD32 idx; |
| WORD32 nop_cnt; |
| WORD32 num_minpu_in_ctb; |
| WORD32 cur_slice_idx, cur_ctb_tile_x, cur_ctb_slice_x, cur_ctb_tile_y, cur_ctb_slice_y; |
| WORD32 nxt_ctb_slice_y, nxt_ctb_slice_x; |
| tu_t *ps_tu_cur, *ps_tu_nxt; |
| UWORD8 *pu1_pu_map_cur, *pu1_pu_map_nxt; |
| WORD32 num_ctb, num_ctb_tmp; |
| proc_type_t proc_type; |
| |
| |
| WORD32 ctb_size = 1 << ps_sps->i1_log2_ctb_size; |
| |
| PROFILE_DISABLE_PROCESS_CTB(); |
| |
| ps_codec = ps_proc->ps_codec; |
| num_minpu_in_ctb = (ctb_size / MIN_PU_SIZE) * (ctb_size / MIN_PU_SIZE); |
| |
| nctb = MIN(ps_codec->i4_proc_nctb, ps_proc->i4_ctb_cnt); |
| nctb = MIN(nctb, (ps_proc->ps_tile->u2_wd - ps_proc->i4_ctb_tile_x)); |
| |
| if(ps_proc->i4_cur_slice_idx > (MAX_SLICE_HDR_CNT - 2 * ps_sps->i2_pic_wd_in_ctb)) |
| { |
| num_ctb = 1; |
| } |
| else |
| { |
| num_ctb = ps_proc->i4_nctb; |
| } |
| nxt_ctb_slice_y = ps_proc->i4_ctb_slice_y; |
| nxt_ctb_slice_x = ps_proc->i4_ctb_slice_x; |
| pu1_pu_map_nxt = ps_proc->pu1_pu_map; |
| ps_tu_nxt = ps_proc->ps_tu; |
| |
| while(ps_proc->i4_ctb_cnt) |
| { |
| ps_proc->i4_ctb_slice_y = nxt_ctb_slice_y; |
| ps_proc->i4_ctb_slice_x = nxt_ctb_slice_x; |
| ps_proc->pu1_pu_map = pu1_pu_map_nxt; |
| ps_proc->ps_tu = ps_tu_nxt; |
| |
| cur_ctb_tile_x = ps_proc->i4_ctb_tile_x; |
| cur_ctb_tile_y = ps_proc->i4_ctb_tile_y; |
| cur_ctb_slice_x = ps_proc->i4_ctb_slice_x; |
| cur_ctb_slice_y = ps_proc->i4_ctb_slice_y; |
| cur_slice_idx = ps_proc->i4_cur_slice_idx; |
| ps_tu_cur = ps_proc->ps_tu; |
| pu1_pu_map_cur = ps_proc->pu1_pu_map; |
| proc_type = PROC_INTER_PRED; |
| |
| if(ps_proc->i4_ctb_cnt < num_ctb) |
| { |
| num_ctb = ps_proc->i4_ctb_cnt; |
| } |
| num_ctb_tmp = num_ctb; |
| |
| while(num_ctb_tmp) |
| { |
| slice_header_t *ps_slice_hdr; |
| tile_t *ps_tile = ps_proc->ps_tile; |
| |
| /* Waiting for Parsing to be done*/ |
| { |
| |
| |
| nop_cnt = PROC_NOP_CNT; |
| if(ps_proc->i4_check_parse_status || ps_proc->i4_check_proc_status) |
| { |
| while(1) |
| { |
| volatile UWORD8 *pu1_buf; |
| volatile WORD32 status; |
| status = 1; |
| /* Check if all dependencies for the next nCTBs are met */ |
| /* Check if the next nCTBs are parsed */ |
| if(ps_proc->i4_check_parse_status) |
| { |
| idx = (ps_proc->i4_ctb_x + nctb - 1); |
| idx += (ps_proc->i4_ctb_y * ps_sps->i2_pic_wd_in_ctb); |
| pu1_buf = (ps_codec->pu1_parse_map + idx); |
| status = *pu1_buf; |
| } |
| |
| if(status) |
| break; |
| |
| /* if dependencies are not met, then wait for few cycles. |
| * Even after few iterations, if the dependencies are not met then yield |
| */ |
| if(nop_cnt > 0) |
| { |
| NOP(128); |
| nop_cnt -= 128; |
| } |
| else |
| { |
| nop_cnt = PROC_NOP_CNT; |
| ithread_yield(); |
| } |
| } |
| } |
| } |
| |
| /* Check proc map to ensure dependencies for recon are met */ |
| ihevcd_proc_map_check(ps_proc, proc_type, nctb); |
| |
| ihevcd_slice_hdr_update(ps_proc); |
| ps_slice_hdr = ps_proc->ps_slice_hdr; |
| |
| //ihevcd_mv_prediction(); |
| //ihevcd_lvl_unpack(); |
| //ihevcd_inter_iq_it_recon(); |
| //Following does prediction, iq, it and recon on a TU by TU basis for intra TUs |
| //ihevcd_intra_process(); |
| //ihevcd_ctb_boundary_strength_islice(ps_proc, ctb_size); |
| //ihevcd_deblk_ctb(ps_proc); |
| |
| /* iq,it recon of Intra TU */ |
| { |
| UWORD32 *pu4_ctb_top_pu_idx, *pu4_ctb_left_pu_idx, *pu4_ctb_top_left_pu_idx; |
| WORD32 cur_ctb_idx; |
| |
| ihevcd_ctb_avail_update(ps_proc); |
| |
| #if DEBUG_DUMP_FRAME_BUFFERS_INFO |
| au1_pic_avail_ctb_flags[ps_proc->i4_ctb_x + ps_proc->i4_ctb_y * ps_sps->i2_pic_wd_in_ctb] = |
| ((ps_proc->u1_top_ctb_avail << 3) | (ps_proc->u1_left_ctb_avail << 2) | (ps_proc->u1_top_lt_ctb_avail << 1) | (ps_proc->u1_top_rt_ctb_avail)); |
| au4_pic_ctb_slice_xy[ps_proc->i4_ctb_x + ps_proc->i4_ctb_y * ps_sps->i2_pic_wd_in_ctb] = |
| (((UWORD16)ps_proc->i4_ctb_slice_x << 16) | ((UWORD16)ps_proc->i4_ctb_slice_y << 16)); |
| #endif |
| |
| /*************************************************/ |
| /**************** MV pred **********************/ |
| /*************************************************/ |
| if(PSLICE == ps_slice_hdr->i1_slice_type |
| || BSLICE == ps_slice_hdr->i1_slice_type) |
| { |
| mv_ctxt_t s_mv_ctxt; |
| |
| pu4_ctb_top_pu_idx = ps_proc->pu4_pic_pu_idx_top |
| + (ps_proc->i4_ctb_x * ctb_size / MIN_PU_SIZE); |
| pu4_ctb_left_pu_idx = ps_proc->pu4_pic_pu_idx_left; |
| pu4_ctb_top_left_pu_idx = &ps_proc->u4_ctb_top_left_pu_idx; |
| |
| /* Initializing s_mv_ctxt */ |
| if(ps_codec->i4_num_cores > MV_PRED_NUM_CORES_THRESHOLD) |
| { |
| s_mv_ctxt.ps_pps = ps_proc->ps_pps; |
| s_mv_ctxt.ps_sps = ps_proc->ps_sps; |
| s_mv_ctxt.ps_slice_hdr = ps_proc->ps_slice_hdr; |
| s_mv_ctxt.i4_ctb_x = ps_proc->i4_ctb_x; |
| s_mv_ctxt.i4_ctb_y = ps_proc->i4_ctb_y; |
| s_mv_ctxt.ps_pu = ps_proc->ps_pu; |
| s_mv_ctxt.ps_pic_pu = ps_proc->ps_pic_pu; |
| s_mv_ctxt.ps_tile = ps_tile; |
| s_mv_ctxt.pu4_pic_pu_idx_map = ps_proc->pu4_pic_pu_idx_map; |
| s_mv_ctxt.pu4_pic_pu_idx = ps_proc->pu4_pic_pu_idx; |
| s_mv_ctxt.pu1_pic_pu_map = ps_proc->pu1_pic_pu_map; |
| s_mv_ctxt.i4_ctb_pu_cnt = ps_proc->i4_ctb_pu_cnt; |
| s_mv_ctxt.i4_ctb_start_pu_idx = ps_proc->i4_ctb_start_pu_idx; |
| s_mv_ctxt.u1_top_ctb_avail = ps_proc->u1_top_ctb_avail; |
| s_mv_ctxt.u1_top_rt_ctb_avail = ps_proc->u1_top_rt_ctb_avail; |
| s_mv_ctxt.u1_top_lt_ctb_avail = ps_proc->u1_top_lt_ctb_avail; |
| s_mv_ctxt.u1_left_ctb_avail = ps_proc->u1_left_ctb_avail; |
| |
| ihevcd_get_mv_ctb(&s_mv_ctxt, pu4_ctb_top_pu_idx, |
| pu4_ctb_left_pu_idx, pu4_ctb_top_left_pu_idx); |
| } |
| |
| ihevcd_inter_pred_ctb(ps_proc); |
| } |
| else if(ps_codec->i4_num_cores > MV_PRED_NUM_CORES_THRESHOLD) |
| { |
| WORD32 next_ctb_idx, num_pu_per_ctb, ctb_start_pu_idx, pu_cnt; |
| pu_t *ps_pu; |
| WORD32 num_minpu_in_ctb = (ctb_size / MIN_PU_SIZE) * (ctb_size / MIN_PU_SIZE); |
| UWORD8 *pu1_pic_pu_map_ctb = ps_proc->pu1_pic_pu_map + |
| (ps_proc->i4_ctb_x + ps_proc->i4_ctb_y * ps_sps->i2_pic_wd_in_ctb) * num_minpu_in_ctb; |
| WORD32 row, col; |
| UWORD32 *pu4_nbr_pu_idx = ps_proc->pu4_pic_pu_idx_map; |
| WORD32 nbr_pu_idx_strd = MAX_CTB_SIZE / MIN_PU_SIZE + 2; |
| WORD32 ctb_size_in_min_pu = (ctb_size / MIN_PU_SIZE); |
| |
| /* Neighbor PU idx update inside CTB */ |
| /* 1byte per 4x4. Indicates the PU idx that 4x4 block belongs to */ |
| |
| cur_ctb_idx = ps_proc->i4_ctb_x |
| + ps_proc->i4_ctb_y * (ps_sps->i2_pic_wd_in_ctb); |
| next_ctb_idx = ps_proc->i4_next_pu_ctb_cnt; |
| num_pu_per_ctb = ps_proc->pu4_pic_pu_idx[next_ctb_idx] |
| - ps_proc->pu4_pic_pu_idx[cur_ctb_idx]; |
| ctb_start_pu_idx = ps_proc->pu4_pic_pu_idx[cur_ctb_idx]; |
| ps_pu = &ps_proc->ps_pic_pu[ctb_start_pu_idx]; |
| |
| for(pu_cnt = 0; pu_cnt < num_pu_per_ctb; pu_cnt++, ps_pu++) |
| { |
| UWORD32 cur_pu_idx; |
| WORD32 pu_ht = (ps_pu->b4_ht + 1) << 2; |
| WORD32 pu_wd = (ps_pu->b4_wd + 1) << 2; |
| |
| cur_pu_idx = ctb_start_pu_idx + pu_cnt; |
| |
| for(row = 0; row < pu_ht / MIN_PU_SIZE; row++) |
| for(col = 0; col < pu_wd / MIN_PU_SIZE; col++) |
| pu4_nbr_pu_idx[(1 + ps_pu->b4_pos_x + col) |
| + (1 + ps_pu->b4_pos_y + row) |
| * nbr_pu_idx_strd] = |
| cur_pu_idx; |
| } |
| |
| /* Updating Top and Left pointers */ |
| { |
| WORD32 rows_remaining = ps_sps->i2_pic_height_in_luma_samples |
| - (ps_proc->i4_ctb_y << ps_sps->i1_log2_ctb_size); |
| WORD32 ctb_size_left = MIN(ctb_size, rows_remaining); |
| |
| /* Top Left */ |
| /* saving top left before updating top ptr, as updating top ptr will overwrite the top left for the next ctb */ |
| ps_proc->u4_ctb_top_left_pu_idx = ps_proc->pu4_pic_pu_idx_top[((ps_proc->i4_ctb_x + 1) * ctb_size / MIN_PU_SIZE) - 1]; |
| for(i = 0; i < ctb_size / MIN_PU_SIZE; i++) |
| { |
| /* Left */ |
| /* Last column of au4_nbr_pu_idx */ |
| ps_proc->pu4_pic_pu_idx_left[i] = |
| pu4_nbr_pu_idx[(ctb_size / MIN_PU_SIZE) + (i + 1) * nbr_pu_idx_strd]; |
| /* Top */ |
| /* Last row of au4_nbr_pu_idx */ |
| ps_proc->pu4_pic_pu_idx_top[(ps_proc->i4_ctb_x * ctb_size / MIN_PU_SIZE) + i] = |
| pu4_nbr_pu_idx[(ctb_size_left / MIN_PU_SIZE) * nbr_pu_idx_strd + i + 1]; |
| |
| } |
| |
| /* Updating the CTB level PU idx (Used for collocated MV pred)*/ |
| { |
| WORD32 ctb_row, ctb_col, index_pic_map, index_nbr_map; |
| WORD32 first_pu_of_ctb; |
| first_pu_of_ctb = pu4_nbr_pu_idx[1 + nbr_pu_idx_strd]; |
| |
| index_pic_map = 0 * ctb_size_in_min_pu + 0; |
| index_nbr_map = (0 + 1) * nbr_pu_idx_strd + (0 + 1); |
| |
| for(ctb_row = 0; ctb_row < ctb_size_in_min_pu; ctb_row++) |
| { |
| for(ctb_col = 0; ctb_col < ctb_size_in_min_pu; ctb_col++) |
| { |
| pu1_pic_pu_map_ctb[index_pic_map + ctb_col] = pu4_nbr_pu_idx[index_nbr_map + ctb_col] |
| - first_pu_of_ctb; |
| } |
| index_pic_map += ctb_size_in_min_pu; |
| index_nbr_map += nbr_pu_idx_strd; |
| } |
| } |
| } |
| } |
| } |
| |
| if(ps_proc->ps_pps->i1_tiles_enabled_flag) |
| { |
| /*Update the tile index buffer with tile information for the current ctb*/ |
| UWORD16 *pu1_tile_idx = ps_proc->pu1_tile_idx; |
| pu1_tile_idx[(ps_proc->i4_ctb_x + (ps_proc->i4_ctb_y * ps_sps->i2_pic_wd_in_ctb))] |
| = ps_proc->i4_cur_tile_idx; |
| } |
| |
| /*************************************************/ |
| /*********** BS, QP and Deblocking **************/ |
| /*************************************************/ |
| /* Boundary strength call has to be after IQ IT recon since QP population needs ps_proc->i4_qp_const_inc_ctb flag */ |
| |
| { |
| slice_header_t *ps_slice_hdr; |
| ps_slice_hdr = ps_proc->ps_slice_hdr; |
| |
| |
| /* Check if deblock is disabled for the current slice or if it is disabled for the current picture |
| * because of disable deblock api |
| */ |
| if(0 == ps_codec->i4_disable_deblk_pic) |
| { |
| if(ps_codec->i4_num_cores > MV_PRED_NUM_CORES_THRESHOLD) |
| { |
| /* Boundary strength calculation is done irrespective of whether deblocking is disabled |
| * in the slice or not, to handle deblocking slice boundaries */ |
| if((0 == ps_codec->i4_slice_error)) |
| { |
| ihevcd_update_ctb_tu_cnt(ps_proc); |
| ps_proc->s_bs_ctxt.ps_pps = ps_proc->ps_pps; |
| ps_proc->s_bs_ctxt.ps_sps = ps_proc->ps_sps; |
| ps_proc->s_bs_ctxt.ps_codec = ps_proc->ps_codec; |
| ps_proc->s_bs_ctxt.i4_ctb_tu_cnt = ps_proc->i4_ctb_tu_cnt; |
| ps_proc->s_bs_ctxt.i4_ctb_x = ps_proc->i4_ctb_x; |
| ps_proc->s_bs_ctxt.i4_ctb_y = ps_proc->i4_ctb_y; |
| ps_proc->s_bs_ctxt.i4_ctb_tile_x = ps_proc->i4_ctb_tile_x; |
| ps_proc->s_bs_ctxt.i4_ctb_tile_y = ps_proc->i4_ctb_tile_y; |
| ps_proc->s_bs_ctxt.i4_ctb_slice_x = ps_proc->i4_ctb_slice_x; |
| ps_proc->s_bs_ctxt.i4_ctb_slice_y = ps_proc->i4_ctb_slice_y; |
| ps_proc->s_bs_ctxt.ps_tu = ps_proc->ps_tu; |
| ps_proc->s_bs_ctxt.ps_pu = ps_proc->ps_pu; |
| ps_proc->s_bs_ctxt.pu4_pic_pu_idx_map = ps_proc->pu4_pic_pu_idx_map; |
| ps_proc->s_bs_ctxt.i4_next_pu_ctb_cnt = ps_proc->i4_next_pu_ctb_cnt; |
| ps_proc->s_bs_ctxt.i4_next_tu_ctb_cnt = ps_proc->i4_next_tu_ctb_cnt; |
| ps_proc->s_bs_ctxt.pu1_slice_idx = ps_proc->pu1_slice_idx; |
| ps_proc->s_bs_ctxt.ps_slice_hdr = ps_proc->ps_slice_hdr; |
| ps_proc->s_bs_ctxt.ps_tile = ps_proc->ps_tile; |
| |
| if(ISLICE == ps_slice_hdr->i1_slice_type) |
| { |
| ihevcd_ctb_boundary_strength_islice(&ps_proc->s_bs_ctxt); |
| } |
| else |
| { |
| ihevcd_ctb_boundary_strength_pbslice(&ps_proc->s_bs_ctxt); |
| } |
| } |
| |
| /* Boundary strength is set to zero if deblocking is disabled for the current slice */ |
| if((0 != ps_slice_hdr->i1_slice_disable_deblocking_filter_flag)) |
| { |
| WORD32 bs_strd = (ps_sps->i2_pic_wd_in_ctb + 1) * (ctb_size * ctb_size / 8 / 16); |
| |
| UWORD32 *pu4_vert_bs = (UWORD32 *)((UWORD8 *)ps_proc->s_bs_ctxt.pu4_pic_vert_bs + |
| ps_proc->i4_ctb_x * (ctb_size * ctb_size / 8 / 16) + |
| ps_proc->i4_ctb_y * bs_strd); |
| UWORD32 *pu4_horz_bs = (UWORD32 *)((UWORD8 *)ps_proc->s_bs_ctxt.pu4_pic_horz_bs + |
| ps_proc->i4_ctb_x * (ctb_size * ctb_size / 8 / 16) + |
| ps_proc->i4_ctb_y * bs_strd); |
| |
| memset(pu4_vert_bs, 0, (ctb_size / 8) * (ctb_size / 4) / 8 * 2); |
| memset(pu4_horz_bs, 0, (ctb_size / 8) * (ctb_size / 4) / 8 * 2); |
| } |
| } |
| } |
| } |
| |
| /* Per CTB update the following */ |
| { |
| WORD32 cur_ctb_idx = ps_proc->i4_ctb_x |
| + ps_proc->i4_ctb_y * (ps_sps->i2_pic_wd_in_ctb); |
| cur_ctb_idx++; |
| |
| ps_proc->pu1_pu_map += nctb * num_minpu_in_ctb; |
| ps_proc->ps_tu += ps_proc->i4_ctb_tu_cnt; |
| if((1 == ps_codec->i4_num_cores) && |
| (0 == cur_ctb_idx % RESET_TU_BUF_NCTB)) |
| { |
| ps_proc->ps_tu = ps_proc->ps_pic_tu; |
| } |
| ps_proc->ps_pu += ps_proc->i4_ctb_pu_cnt; |
| } |
| |
| /* Update proc map for recon*/ |
| ihevcd_proc_map_update(ps_proc, proc_type, nctb); |
| |
| num_ctb_tmp -= nctb; |
| ihevcd_ctb_pos_update(ps_proc, nctb); |
| |
| } |
| |
| if(cur_slice_idx != ps_proc->i4_cur_slice_idx) |
| { |
| ps_proc->ps_slice_hdr = ps_codec->ps_slice_hdr_base + ((cur_slice_idx)&(MAX_SLICE_HDR_CNT - 1)); |
| ps_proc->i4_cur_slice_idx = cur_slice_idx; |
| } |
| /* Restore the saved variables */ |
| num_ctb_tmp = num_ctb; |
| ps_proc->i4_ctb_x -= num_ctb; |
| ps_proc->i4_ctb_tile_x = cur_ctb_tile_x; |
| ps_proc->i4_ctb_slice_x = cur_ctb_slice_x; |
| ps_proc->i4_ctb_tile_y = cur_ctb_tile_y; |
| ps_proc->i4_ctb_slice_y = cur_ctb_slice_y; |
| ps_proc->pu1_pu_map = pu1_pu_map_cur; |
| ps_proc->ps_tu = ps_tu_cur; |
| proc_type = PROC_RECON; |
| |
| while(num_ctb_tmp) |
| { |
| |
| /* Check proc map to ensure dependencies for recon are met */ |
| ihevcd_proc_map_check(ps_proc, proc_type, nctb); |
| |
| ihevcd_slice_hdr_update(ps_proc); |
| |
| { |
| |
| ihevcd_ctb_avail_update(ps_proc); |
| |
| /*************************************************/ |
| /**************** IQ IT RECON *******************/ |
| /*************************************************/ |
| |
| ihevcd_update_ctb_tu_cnt(ps_proc); |
| |
| /* When scaling matrix is not to be used(scaling_list_enable_flag is zero in SPS), |
| * default value of 16 has to be used. Since the value is same for all sizes, |
| * same table is used for all cases. |
| */ |
| if(0 == ps_sps->i1_scaling_list_enable_flag) |
| { |
| ps_proc->api2_dequant_intra_matrix[0] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_intra_matrix[1] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_intra_matrix[2] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_intra_matrix[3] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| |
| ps_proc->api2_dequant_inter_matrix[0] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_inter_matrix[1] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_inter_matrix[2] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_inter_matrix[3] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| } |
| else |
| { |
| if(0 == ps_sps->i1_sps_scaling_list_data_present_flag) |
| { |
| ps_proc->api2_dequant_intra_matrix[0] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_intra_matrix[1] = |
| (WORD16 *)gi2_intra_default_scale_mat_8x8; |
| ps_proc->api2_dequant_intra_matrix[2] = |
| (WORD16 *)gi2_intra_default_scale_mat_16x16; |
| ps_proc->api2_dequant_intra_matrix[3] = |
| (WORD16 *)gi2_intra_default_scale_mat_32x32; |
| |
| ps_proc->api2_dequant_inter_matrix[0] = |
| (WORD16 *)gi2_flat_scale_mat_32x32; |
| ps_proc->api2_dequant_inter_matrix[1] = |
| (WORD16 *)gi2_inter_default_scale_mat_8x8; |
| ps_proc->api2_dequant_inter_matrix[2] = |
| (WORD16 *)gi2_inter_default_scale_mat_16x16; |
| ps_proc->api2_dequant_inter_matrix[3] = |
| (WORD16 *)gi2_inter_default_scale_mat_32x32; |
| } |
| /*TODO: Add support for custom scaling matrices */ |
| } |
| |
| |
| /* CTB Level pointers */ |
| ps_proc->pu1_cur_ctb_luma = ps_proc->pu1_cur_pic_luma |
| + (ps_proc->i4_ctb_x * ctb_size |
| + ps_proc->i4_ctb_y * ctb_size |
| * ps_codec->i4_strd); |
| ps_proc->pu1_cur_ctb_chroma = ps_proc->pu1_cur_pic_chroma |
| + ps_proc->i4_ctb_x * ctb_size |
| + (ps_proc->i4_ctb_y * ctb_size * ps_codec->i4_strd / 2); |
| |
| ihevcd_iquant_itrans_recon_ctb(ps_proc); |
| } |
| |
| /* Per CTB update the following */ |
| { |
| WORD32 cur_ctb_idx = ps_proc->i4_ctb_x |
| + ps_proc->i4_ctb_y * (ps_sps->i2_pic_wd_in_ctb); |
| cur_ctb_idx++; |
| |
| ps_proc->pu1_pu_map += nctb * num_minpu_in_ctb; |
| ps_proc->ps_tu += ps_proc->i4_ctb_tu_cnt; |
| if((1 == ps_codec->i4_num_cores) && |
| (0 == cur_ctb_idx % RESET_TU_BUF_NCTB)) |
| { |
| ps_proc->ps_tu = ps_proc->ps_pic_tu; |
| } |
| ps_proc->ps_pu += ps_proc->i4_ctb_pu_cnt; |
| } |
| |
| |
| /* Update proc map for recon*/ |
| ihevcd_proc_map_update(ps_proc, proc_type, nctb); |
| |
| num_ctb_tmp -= nctb; |
| ihevcd_ctb_pos_update(ps_proc, nctb); |
| } |
| |
| if(cur_slice_idx != ps_proc->i4_cur_slice_idx) |
| { |
| ps_proc->ps_slice_hdr = ps_codec->ps_slice_hdr_base + ((cur_slice_idx)&(MAX_SLICE_HDR_CNT - 1)); |
| ps_proc->i4_cur_slice_idx = cur_slice_idx; |
| } |
| /* Restore the saved variables */ |
| num_ctb_tmp = num_ctb; |
| ps_proc->i4_ctb_x -= num_ctb; |
| ps_proc->i4_ctb_tile_x = cur_ctb_tile_x; |
| ps_proc->i4_ctb_slice_x = cur_ctb_slice_x; |
| ps_proc->i4_ctb_tile_y = cur_ctb_tile_y; |
| ps_proc->i4_ctb_slice_y = cur_ctb_slice_y; |
| pu1_pu_map_nxt = ps_proc->pu1_pu_map; |
| ps_tu_nxt = ps_proc->ps_tu; |
| ps_proc->pu1_pu_map = pu1_pu_map_cur; |
| ps_proc->ps_tu = ps_tu_cur; |
| proc_type = PROC_DEBLK; |
| |
| while(num_ctb_tmp) |
| { |
| |
| |
| /* Check proc map to ensure dependencies for deblk are met */ |
| ihevcd_proc_map_check(ps_proc, proc_type, nctb); |
| |
| ihevcd_slice_hdr_update(ps_proc); |
| |
| |
| if(((0 == FRAME_ILF_PAD || ps_codec->i4_num_cores != 1)) && |
| (0 == ps_codec->i4_disable_deblk_pic)) |
| { |
| WORD32 i4_is_last_ctb_x = 0; |
| WORD32 i4_is_last_ctb_y = 0; |
| |
| |
| /* Deblocking is done irrespective of whether it is disabled in the slice or not, |
| * to handle deblocking the slice boundaries */ |
| { |
| ps_proc->s_deblk_ctxt.ps_pps = ps_proc->ps_pps; |
| ps_proc->s_deblk_ctxt.ps_sps = ps_proc->ps_sps; |
| ps_proc->s_deblk_ctxt.ps_codec = ps_proc->ps_codec; |
| ps_proc->s_deblk_ctxt.ps_slice_hdr = ps_proc->ps_slice_hdr; |
| ps_proc->s_deblk_ctxt.i4_ctb_x = ps_proc->i4_ctb_x; |
| ps_proc->s_deblk_ctxt.i4_ctb_y = ps_proc->i4_ctb_y; |
| ps_proc->s_deblk_ctxt.pu1_slice_idx = ps_proc->pu1_slice_idx; |
| ps_proc->s_deblk_ctxt.is_chroma_yuv420sp_vu = (ps_codec->e_ref_chroma_fmt == IV_YUV_420SP_VU); |
| |
| /* Populating Current CTB's no_loop_filter flags */ |
| { |
| WORD32 row; |
| WORD32 log2_ctb_size = ps_sps->i1_log2_ctb_size; |
| |
| /* Loop filter strd in units of num bits */ |
| WORD32 loop_filter_strd = ((ps_sps->i2_pic_width_in_luma_samples + 63) >> 6) << 3; |
| /* Bit position is the current 8x8 bit offset wrt pic_no_loop_filter |
| * bit_pos has to be a WOR32 so that when it is negative, the downshift still retains it to be a negative value */ |
| WORD32 bit_pos = ((ps_proc->i4_ctb_y << (log2_ctb_size - 3)) - 1) * loop_filter_strd + (ps_proc->i4_ctb_x << (log2_ctb_size - 3)) - 1; |
| |
| for(row = 0; row < (ctb_size >> 3) + 1; row++) |
| { |
| /* Go to the corresponding byte - read 32 bits and downshift */ |
| ps_proc->s_deblk_ctxt.au2_ctb_no_loop_filter_flag[row] = (*(UWORD32 *)(ps_proc->pu1_pic_no_loop_filter_flag + (bit_pos >> 3))) >> (bit_pos & 7); |
| bit_pos += loop_filter_strd; |
| } |
| } |
| |
| ihevcd_deblk_ctb(&ps_proc->s_deblk_ctxt, i4_is_last_ctb_x, i4_is_last_ctb_y); |
| |
| /* If the last CTB in the row was a complete CTB then deblocking has to be called from remaining pixels, since deblocking |
| * is applied on a shifted CTB structure |
| */ |
| if(ps_proc->i4_ctb_x == ps_sps->i2_pic_wd_in_ctb - 1) |
| { |
| WORD32 i4_is_last_ctb_x = 1; |
| WORD32 i4_is_last_ctb_y = 0; |
| |
| WORD32 last_x_pos; |
| last_x_pos = (ps_sps->i2_pic_wd_in_ctb << ps_sps->i1_log2_ctb_size); |
| if(last_x_pos == ps_sps->i2_pic_width_in_luma_samples) |
| { |
| ihevcd_deblk_ctb(&ps_proc->s_deblk_ctxt, i4_is_last_ctb_x, i4_is_last_ctb_y); |
| } |
| } |
| |
| |
| /* If the last CTB in the column was a complete CTB then deblocking has to be called from remaining pixels, since deblocking |
| * is applied on a shifted CTB structure |
| */ |
| if(ps_proc->i4_ctb_y == ps_sps->i2_pic_ht_in_ctb - 1) |
| { |
| WORD32 i4_is_last_ctb_x = 0; |
| WORD32 i4_is_last_ctb_y = 1; |
| WORD32 last_y_pos; |
| last_y_pos = (ps_sps->i2_pic_ht_in_ctb << ps_sps->i1_log2_ctb_size); |
| if(last_y_pos == ps_sps->i2_pic_height_in_luma_samples) |
| { |
| ihevcd_deblk_ctb(&ps_proc->s_deblk_ctxt, i4_is_last_ctb_x, i4_is_last_ctb_y); |
| } |
| } |
| } |
| } |
| |
| /* Update proc map for deblk*/ |
| ihevcd_proc_map_update(ps_proc, proc_type, nctb); |
| |
| num_ctb_tmp -= nctb; |
| ihevcd_ctb_pos_update(ps_proc, nctb); |
| } |
| |
| if(cur_slice_idx != ps_proc->i4_cur_slice_idx) |
| { |
| ps_proc->ps_slice_hdr = ps_codec->ps_slice_hdr_base + ((cur_slice_idx)&(MAX_SLICE_HDR_CNT - 1)); |
| ps_proc->i4_cur_slice_idx = cur_slice_idx; |
| } |
| /* Restore the saved variables */ |
| num_ctb_tmp = num_ctb; |
| ps_proc->i4_ctb_x -= num_ctb; |
| ps_proc->i4_ctb_tile_x = cur_ctb_tile_x; |
| ps_proc->i4_ctb_tile_y = cur_ctb_tile_y; |
| ps_proc->pu1_pu_map = pu1_pu_map_cur; |
| ps_proc->ps_tu = ps_tu_cur; |
| nxt_ctb_slice_y = ps_proc->i4_ctb_slice_y; |
| nxt_ctb_slice_x = ps_proc->i4_ctb_slice_x; |
| ps_proc->i4_ctb_slice_y = cur_ctb_slice_y; |
| ps_proc->i4_ctb_slice_x = cur_ctb_slice_x; |
| proc_type = PROC_SAO; |
| |
| while(num_ctb_tmp) |
| { |
| |
| |
| /* Check proc map to ensure dependencies for SAO are met */ |
| ihevcd_proc_map_check(ps_proc, proc_type, nctb); |
| |
| ihevcd_slice_hdr_update(ps_proc); |
| |
| |
| if(0 == FRAME_ILF_PAD || ps_codec->i4_num_cores != 1) |
| { |
| /* SAO is done even when it is disabled in the current slice, because |
| * it is performed on a shifted CTB and the neighbor CTBs can belong |
| * to different slices with SAO enabled */ |
| if(0 == ps_codec->i4_disable_sao_pic) |
| { |
| ps_proc->s_sao_ctxt.ps_pps = ps_proc->ps_pps; |
| ps_proc->s_sao_ctxt.ps_sps = ps_proc->ps_sps; |
| ps_proc->s_sao_ctxt.ps_tile = ps_proc->ps_tile; |
| ps_proc->s_sao_ctxt.ps_codec = ps_proc->ps_codec; |
| ps_proc->s_sao_ctxt.ps_slice_hdr = ps_proc->ps_slice_hdr; |
| ps_proc->s_sao_ctxt.i4_cur_slice_idx = ps_proc->i4_cur_slice_idx; |
| |
| |
| #if SAO_PROCESS_SHIFT_CTB |
| ps_proc->s_sao_ctxt.i4_ctb_x = ps_proc->i4_ctb_x; |
| ps_proc->s_sao_ctxt.i4_ctb_y = ps_proc->i4_ctb_y; |
| ps_proc->s_sao_ctxt.is_chroma_yuv420sp_vu = (ps_codec->e_ref_chroma_fmt == IV_YUV_420SP_VU); |
| |
| ihevcd_sao_shift_ctb(&ps_proc->s_sao_ctxt); |
| #else |
| if(ps_proc->i4_ctb_x > 1 && ps_proc->i4_ctb_y > 0) |
| { |
| ps_proc->s_sao_ctxt.i4_ctb_x = ps_proc->i4_ctb_x - 2; |
| ps_proc->s_sao_ctxt.i4_ctb_y = ps_proc->i4_ctb_y - 1; |
| |
| ihevcd_sao_ctb(&ps_proc->s_sao_ctxt); |
| } |
| |
| if(ps_sps->i2_pic_wd_in_ctb - 1 == ps_proc->i4_ctb_x && ps_proc->i4_ctb_y > 0) |
| { |
| ps_proc->s_sao_ctxt.i4_ctb_x = ps_proc->i4_ctb_x - 1; |
| ps_proc->s_sao_ctxt.i4_ctb_y = ps_proc->i4_ctb_y - 1; |
| |
| ihevcd_sao_ctb(&ps_proc->s_sao_ctxt); |
| |
| ps_proc->s_sao_ctxt.i4_ctb_x = ps_proc->i4_ctb_x; |
| ps_proc->s_sao_ctxt.i4_ctb_y = ps_proc->i4_ctb_y - 1; |
| |
| ihevcd_sao_ctb(&ps_proc->s_sao_ctxt); |
| |
| if(ps_sps->i2_pic_ht_in_ctb - 1 == ps_proc->i4_ctb_y) |
| { |
| WORD32 i4_ctb_x; |
| ps_proc->s_sao_ctxt.i4_ctb_y = ps_proc->i4_ctb_y; |
| for(i4_ctb_x = 0; i4_ctb_x < ps_sps->i2_pic_wd_in_ctb; i4_ctb_x++) |
| { |
| ps_proc->s_sao_ctxt.i4_ctb_x = i4_ctb_x; |
| ihevcd_sao_ctb(&ps_proc->s_sao_ctxt); |
| } |
| } |
| } |
| #endif |
| } |
| |
| |
| /* Call padding if required */ |
| { |
| #if SAO_PROCESS_SHIFT_CTB |
| |
| if(0 == ps_proc->i4_ctb_x) |
| { |
| WORD32 pad_ht_luma; |
| WORD32 pad_ht_chroma; |
| |
| ps_proc->pu1_cur_ctb_luma = ps_proc->pu1_cur_pic_luma |
| + (ps_proc->i4_ctb_x * ctb_size |
| + ps_proc->i4_ctb_y * ctb_size |
| * ps_codec->i4_strd); |
| ps_proc->pu1_cur_ctb_chroma = ps_proc->pu1_cur_pic_chroma |
| + ps_proc->i4_ctb_x * ctb_size |
| + (ps_proc->i4_ctb_y * ctb_size * ps_codec->i4_strd / 2); |
| |
| pad_ht_luma = ctb_size; |
| pad_ht_luma += (ps_sps->i2_pic_ht_in_ctb - 1) == ps_proc->i4_ctb_y ? 8 : 0; |
| pad_ht_chroma = ctb_size / 2; |
| /* Pad left after 1st CTB is processed */ |
| ps_codec->s_func_selector.ihevc_pad_left_luma_fptr(ps_proc->pu1_cur_ctb_luma - 8 * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_luma, PAD_LEFT); |
| ps_codec->s_func_selector.ihevc_pad_left_chroma_fptr(ps_proc->pu1_cur_ctb_chroma - 16 * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_chroma, PAD_LEFT); |
| } |
| |
| if((ps_sps->i2_pic_wd_in_ctb - 1) == ps_proc->i4_ctb_x) |
| { |
| WORD32 pad_ht_luma; |
| WORD32 pad_ht_chroma; |
| WORD32 cols_remaining = ps_sps->i2_pic_width_in_luma_samples - (ps_proc->i4_ctb_x << ps_sps->i1_log2_ctb_size); |
| |
| ps_proc->pu1_cur_ctb_luma = ps_proc->pu1_cur_pic_luma |
| + (ps_proc->i4_ctb_x * ctb_size |
| + ps_proc->i4_ctb_y * ctb_size |
| * ps_codec->i4_strd); |
| ps_proc->pu1_cur_ctb_chroma = ps_proc->pu1_cur_pic_chroma |
| + ps_proc->i4_ctb_x * ctb_size |
| + (ps_proc->i4_ctb_y * ctb_size * ps_codec->i4_strd / 2); |
| |
| pad_ht_luma = ctb_size; |
| pad_ht_chroma = ctb_size / 2; |
| if((ps_sps->i2_pic_ht_in_ctb - 1) == ps_proc->i4_ctb_y) |
| { |
| pad_ht_luma += 8; |
| pad_ht_chroma += 16; |
| ps_codec->s_func_selector.ihevc_pad_left_chroma_fptr(ps_proc->pu1_cur_pic_chroma + (ps_sps->i2_pic_height_in_luma_samples / 2 - 16) * ps_codec->i4_strd, |
| ps_codec->i4_strd, 16, PAD_LEFT); |
| } |
| /* Pad right after last CTB in the current row is processed */ |
| ps_codec->s_func_selector.ihevc_pad_right_luma_fptr(ps_proc->pu1_cur_ctb_luma + cols_remaining - 8 * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_luma, PAD_RIGHT); |
| ps_codec->s_func_selector.ihevc_pad_right_chroma_fptr(ps_proc->pu1_cur_ctb_chroma + cols_remaining - 16 * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_chroma, PAD_RIGHT); |
| |
| if((ps_sps->i2_pic_ht_in_ctb - 1) == ps_proc->i4_ctb_y) |
| { |
| UWORD8 *pu1_buf; |
| /* Since SAO is shifted by 8x8, chroma padding can not be done till second row is processed */ |
| /* Hence moving top padding to to end of frame, Moving it to second row also results in problems when there is only one row */ |
| /* Pad top after padding left and right for current rows after processing 1st CTB row */ |
| ihevc_pad_top(ps_proc->pu1_cur_pic_luma - PAD_LEFT, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_TOP); |
| ihevc_pad_top(ps_proc->pu1_cur_pic_chroma - PAD_LEFT, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_TOP / 2); |
| |
| pu1_buf = ps_proc->pu1_cur_pic_luma + ps_codec->i4_strd * ps_sps->i2_pic_height_in_luma_samples - PAD_LEFT; |
| /* Pad top after padding left and right for current rows after processing 1st CTB row */ |
| ihevc_pad_bottom(pu1_buf, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_BOT); |
| |
| pu1_buf = ps_proc->pu1_cur_pic_chroma + ps_codec->i4_strd * (ps_sps->i2_pic_height_in_luma_samples / 2) - PAD_LEFT; |
| ihevc_pad_bottom(pu1_buf, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_BOT / 2); |
| } |
| } |
| #else |
| if(ps_proc->i4_ctb_y > 1) |
| { |
| if(0 == ps_proc->i4_ctb_x) |
| { |
| WORD32 pad_ht_luma; |
| WORD32 pad_ht_chroma; |
| |
| pad_ht_luma = ctb_size; |
| pad_ht_chroma = ctb_size / 2; |
| /* Pad left after 1st CTB is processed */ |
| ps_codec->s_func_selector.ihevc_pad_left_luma_fptr(ps_proc->pu1_cur_ctb_luma - 2 * ctb_size * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_luma, PAD_LEFT); |
| ps_codec->s_func_selector.ihevc_pad_left_chroma_fptr(ps_proc->pu1_cur_ctb_chroma - ctb_size * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_chroma, PAD_LEFT); |
| } |
| else if((ps_sps->i2_pic_wd_in_ctb - 1) == ps_proc->i4_ctb_x) |
| { |
| WORD32 pad_ht_luma; |
| WORD32 pad_ht_chroma; |
| WORD32 cols_remaining = ps_sps->i2_pic_width_in_luma_samples - (ps_proc->i4_ctb_x << ps_sps->i1_log2_ctb_size); |
| |
| pad_ht_luma = ((ps_sps->i2_pic_ht_in_ctb - 1) == ps_proc->i4_ctb_y) ? 3 * ctb_size : ctb_size; |
| pad_ht_chroma = ((ps_sps->i2_pic_ht_in_ctb - 1) == ps_proc->i4_ctb_y) ? 3 * ctb_size / 2 : ctb_size / 2; |
| /* Pad right after last CTB in the current row is processed */ |
| ps_codec->s_func_selector.ihevc_pad_right_luma_fptr(ps_proc->pu1_cur_ctb_luma + cols_remaining - 2 * ctb_size * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_luma, PAD_RIGHT); |
| ps_codec->s_func_selector.ihevc_pad_right_chroma_fptr(ps_proc->pu1_cur_ctb_chroma + cols_remaining - ctb_size * ps_codec->i4_strd, ps_codec->i4_strd, pad_ht_chroma, PAD_RIGHT); |
| |
| if((ps_sps->i2_pic_ht_in_ctb - 1) == ps_proc->i4_ctb_y) |
| { |
| UWORD8 *pu1_buf; |
| WORD32 pad_ht_luma; |
| WORD32 pad_ht_chroma; |
| |
| pad_ht_luma = 2 * ctb_size; |
| pad_ht_chroma = ctb_size; |
| |
| ps_codec->s_func_selector.ihevc_pad_left_luma_fptr(ps_proc->pu1_cur_pic_luma + ps_codec->i4_strd * (ps_sps->i2_pic_height_in_luma_samples - 2 * ctb_size), |
| ps_codec->i4_strd, pad_ht_luma, PAD_LEFT); |
| ps_codec->s_func_selector.ihevc_pad_left_chroma_fptr(ps_proc->pu1_cur_pic_chroma + ps_codec->i4_strd * (ps_sps->i2_pic_height_in_luma_samples / 2 - ctb_size), |
| ps_codec->i4_strd, pad_ht_chroma, PAD_LEFT); |
| |
| /* Since SAO is shifted by 8x8, chroma padding can not be done till second row is processed */ |
| /* Hence moving top padding to to end of frame, Moving it to second row also results in problems when there is only one row */ |
| /* Pad top after padding left and right for current rows after processing 1st CTB row */ |
| ihevc_pad_top(ps_proc->pu1_cur_pic_luma - PAD_LEFT, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_TOP); |
| ihevc_pad_top(ps_proc->pu1_cur_pic_chroma - PAD_LEFT, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_TOP / 2); |
| |
| pu1_buf = ps_proc->pu1_cur_pic_luma + ps_codec->i4_strd * ps_sps->i2_pic_height_in_luma_samples - PAD_LEFT; |
| /* Pad top after padding left and right for current rows after processing 1st CTB row */ |
| ihevc_pad_bottom(pu1_buf, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_BOT); |
| |
| pu1_buf = ps_proc->pu1_cur_pic_chroma + ps_codec->i4_strd * (ps_sps->i2_pic_height_in_luma_samples / 2) - PAD_LEFT; |
| ihevc_pad_bottom(pu1_buf, ps_codec->i4_strd, ps_sps->i2_pic_width_in_luma_samples + PAD_WD, PAD_BOT / 2); |
| } |
| } |
| } |
| #endif |
| } |
| } |
| |
| |
| /* Update proc map for SAO*/ |
| ihevcd_proc_map_update(ps_proc, proc_type, nctb); |
| /* Update proc map for Completion of CTB*/ |
| ihevcd_proc_map_update(ps_proc, PROC_ALL, nctb); |
| { |
| tile_t *ps_tile; |
| |
| ps_tile = ps_proc->ps_tile; |
| num_ctb_tmp -= nctb; |
| |
| ps_proc->i4_ctb_tile_x += nctb; |
| ps_proc->i4_ctb_x += nctb; |
| |
| ps_proc->i4_ctb_slice_x += nctb; |
| |
| |
| /* Update tile counters */ |
| if(ps_proc->i4_ctb_tile_x >= (ps_tile->u2_wd)) |
| { |
| /*End of tile row*/ |
| ps_proc->i4_ctb_tile_x = 0; |
| ps_proc->i4_ctb_x = ps_tile->u1_pos_x; |
| |
| ps_proc->i4_ctb_tile_y++; |
| ps_proc->i4_ctb_y++; |
| if(ps_proc->i4_ctb_tile_y == ps_tile->u2_ht) |
| { |
| /* Reached End of Tile */ |
| ps_proc->i4_ctb_tile_y = 0; |
| ps_proc->i4_ctb_tile_x = 0; |
| ps_proc->ps_tile++; |
| //End of picture |
| if(!((ps_tile->u2_ht + ps_tile->u1_pos_y == ps_sps->i2_pic_ht_in_ctb) && (ps_tile->u2_wd + ps_tile->u1_pos_x == ps_sps->i2_pic_wd_in_ctb))) |
| { |
| ps_tile = ps_proc->ps_tile; |
| ps_proc->i4_ctb_x = ps_tile->u1_pos_x; |
| ps_proc->i4_ctb_y = ps_tile->u1_pos_y; |
| |
| } |
| } |
| } |
| } |
| } |
| |
| ps_proc->i4_ctb_cnt -= num_ctb; |
| } |
| return ret; |
| } |
| |
| void ihevcd_init_proc_ctxt(process_ctxt_t *ps_proc, WORD32 tu_coeff_data_ofst) |
| { |
| codec_t *ps_codec; |
| slice_header_t *ps_slice_hdr; |
| pps_t *ps_pps; |
| sps_t *ps_sps; |
| tile_t *ps_tile, *ps_tile_prev; |
| WORD32 tile_idx; |
| WORD32 ctb_size; |
| WORD32 num_minpu_in_ctb; |
| WORD32 num_ctb_in_row; |
| WORD32 ctb_addr; |
| WORD32 i4_wd_in_ctb; |
| WORD32 tile_start_ctb_idx; |
| WORD32 slice_start_ctb_idx; |
| WORD32 check_tile_wd; |
| WORD32 continuous_tiles = 0; //Refers to tiles that are continuous, within a slice, horizontally |
| |
| ps_codec = ps_proc->ps_codec; |
| |
| ps_slice_hdr = ps_codec->ps_slice_hdr_base + ((ps_proc->i4_cur_slice_idx) & (MAX_SLICE_HDR_CNT - 1)); |
| ps_proc->ps_slice_hdr = ps_slice_hdr; |
| ps_proc->ps_pps = ps_codec->ps_pps_base + ps_slice_hdr->i1_pps_id; |
| ps_pps = ps_proc->ps_pps; |
| ps_proc->ps_sps = ps_codec->ps_sps_base + ps_pps->i1_sps_id; |
| ps_sps = ps_proc->ps_sps; |
| ps_proc->i4_init_done = 1; |
| ctb_size = 1 << ps_sps->i1_log2_ctb_size; |
| num_minpu_in_ctb = (ctb_size / MIN_PU_SIZE) * (ctb_size / MIN_PU_SIZE); |
| num_ctb_in_row = ps_sps->i2_pic_wd_in_ctb; |
| |
| ps_proc->s_sao_ctxt.pu1_slice_idx = ps_proc->pu1_slice_idx; |
| |
| ihevcd_get_tile_pos(ps_pps, ps_sps, ps_proc->i4_ctb_x, ps_proc->i4_ctb_y, |
| &ps_proc->i4_ctb_tile_x, &ps_proc->i4_ctb_tile_y, |
| &tile_idx); |
| |
| ps_proc->ps_tile = ps_pps->ps_tile + tile_idx; |
| ps_proc->i4_cur_tile_idx = tile_idx; |
| ps_tile = ps_proc->ps_tile; |
| |
| if(ps_pps->i1_tiles_enabled_flag) |
| { |
| if(tile_idx) |
| ps_tile_prev = ps_tile - 1; |
| else |
| ps_tile_prev = ps_tile; |
| |
| slice_start_ctb_idx = ps_slice_hdr->i2_ctb_x + (ps_slice_hdr->i2_ctb_y * ps_sps->i2_pic_wd_in_ctb); |
| tile_start_ctb_idx = ps_tile->u1_pos_x + (ps_tile->u1_pos_y * ps_sps->i2_pic_wd_in_ctb); |
| |
| /*Check if |
| * 1. Last tile that ends in frame boundary and 1st tile in next row belongs to same slice |
| * 1.1. If it does, check if the slice that has these tiles spans across the frame row. |
| * 2. Vertical tiles are present within a slice */ |
| if(((ps_slice_hdr->i2_ctb_x == ps_tile->u1_pos_x) && (ps_slice_hdr->i2_ctb_y != ps_tile->u1_pos_y))) |
| { |
| continuous_tiles = 1; |
| } |
| else |
| { |
| check_tile_wd = ps_slice_hdr->i2_ctb_x + ps_tile_prev->u2_wd; |
| if(!(((check_tile_wd >= ps_sps->i2_pic_wd_in_ctb) && (check_tile_wd % ps_sps->i2_pic_wd_in_ctb == ps_tile->u1_pos_x)) |
| || ((ps_slice_hdr->i2_ctb_x == ps_tile->u1_pos_x)))) |
| { |
| continuous_tiles = 1; |
| } |
| } |
| |
| { |
| WORD32 i2_independent_ctb_x = ps_slice_hdr->i2_independent_ctb_x; |
| WORD32 i2_independent_ctb_y = ps_slice_hdr->i2_independent_ctb_y; |
| |
| /* Handles cases where |
| * 1. Slices begin at the start of each tile |
| * 2. Tiles lie in the same slice row.i.e, starting tile_x > slice_x, but tile_y == slice_y |
| * */ |
| if(ps_proc->i4_ctb_x >= i2_independent_ctb_x) |
| { |
| ps_proc->i4_ctb_slice_x = ps_proc->i4_ctb_x - i2_independent_ctb_x; |
| } |
| else |
| { |
| /* Indicates multiple tiles in a slice case where |
| * The new tile belongs to an older slice that started in the previous rows-not the present row |
| * & (tile_y > slice_y and tile_x < slice_x) |
| */ |
| if((slice_start_ctb_idx < tile_start_ctb_idx) && (continuous_tiles)) |
| { |
| i4_wd_in_ctb = ps_sps->i2_pic_wd_in_ctb; |
| } |
| /* Indicates many-tiles-in-one-slice case, for slices that end without spanning the frame width*/ |
| else |
| { |
| i4_wd_in_ctb = ps_tile->u2_wd; |
| } |
| |
| if(continuous_tiles) |
| { |
| ps_proc->i4_ctb_slice_x = i4_wd_in_ctb |
| - (i2_independent_ctb_x - ps_proc->i4_ctb_x); |
| } |
| else |
| { |
| ps_proc->i4_ctb_slice_x = ps_proc->i4_ctb_x - ps_tile->u1_pos_x; |
| } |
| } |
| /* Initialize ctb slice y to zero and at the start of slice row initialize it |
| to difference between ctb_y and slice's start ctb y */ |
| |
| ps_proc->i4_ctb_slice_y = ps_proc->i4_ctb_y - i2_independent_ctb_y; |
| |
| /*If beginning of tile, check if slice counters are set correctly*/ |
| if((0 == ps_proc->i4_ctb_tile_x) && (0 == ps_proc->i4_ctb_tile_y)) |
| { |
| if(ps_slice_hdr->i1_dependent_slice_flag) |
| { |
| ps_proc->i4_ctb_slice_x = 0; |
| ps_proc->i4_ctb_slice_y = 0; |
| } |
| /*For slices that span across multiple tiles*/ |
| else if(slice_start_ctb_idx < tile_start_ctb_idx) |
| { |
| ps_proc->i4_ctb_slice_y = ps_tile->u1_pos_y - i2_independent_ctb_y; |
| /* Two Cases |
| * 1 - slice spans across frame-width- but dose not start from 1st column |
| * 2 - Slice spans across multiple tiles anywhere is a frame |
| */ |
| /*TODO:In a multiple slice clip, if an independent slice span across more than 2 tiles in a row, it is not supported*/ |
| if(continuous_tiles) //Case 2-implemented for slices that span not more than 2 tiles |
| { |
| if(i2_independent_ctb_y <= ps_tile->u1_pos_y) |
| { |
| //Check if ctb x is before or after |
| if(i2_independent_ctb_x > ps_tile->u1_pos_x) |
| { |
| ps_proc->i4_ctb_slice_y -= 1; |
| } |
| } |
| } |
| } |
| } |
| //Slice starts from a column which is not the starting tile-column, but is within the tile |
| if(((i2_independent_ctb_x - ps_tile->u1_pos_x) != 0) && ((ps_proc->i4_ctb_slice_y != 0)) |
| && ((i2_independent_ctb_x >= ps_tile->u1_pos_x) && (i2_independent_ctb_x < ps_tile->u1_pos_x + ps_tile->u2_wd))) |
| { |
| ps_proc->i4_ctb_slice_y -= 1; |
| } |
| } |
| } |
| else |
| { |
| WORD32 i2_independent_ctb_x = ps_slice_hdr->i2_independent_ctb_x; |
| WORD32 i2_independent_ctb_y = ps_slice_hdr->i2_independent_ctb_y; |
| |
| |
| { |
| ps_proc->i4_ctb_slice_x = ps_proc->i4_ctb_x - i2_independent_ctb_x; |
| ps_proc->i4_ctb_slice_y = ps_proc->i4_ctb_y - i2_independent_ctb_y; |
| if(ps_proc->i4_ctb_slice_x < 0) |
| { |
| ps_proc->i4_ctb_slice_x += ps_sps->i2_pic_wd_in_ctb; |
| ps_proc->i4_ctb_slice_y -= 1; |
| } |
| |
| /* Initialize ctb slice y to zero and at the start of slice row initialize it |
| to difference between ctb_y and slice's start ctb y */ |
| } |
| } |
| |
| /* Compute TU offset for the current CTB set */ |
| { |
| |
| WORD32 ctb_luma_min_tu_cnt; |
| WORD32 ctb_addr; |
| |
| ctb_addr = ps_proc->i4_ctb_y * num_ctb_in_row + ps_proc->i4_ctb_x; |
| |
| ctb_luma_min_tu_cnt = (1 << ps_sps->i1_log2_ctb_size) / MIN_TU_SIZE; |
| ctb_luma_min_tu_cnt *= ctb_luma_min_tu_cnt; |
| |
| ps_proc->pu1_tu_map = ps_proc->pu1_pic_tu_map |
| + ctb_luma_min_tu_cnt * ctb_addr; |
| if(1 == ps_codec->i4_num_cores) |
| { |
| ps_proc->ps_tu = ps_proc->ps_pic_tu + ps_proc->pu4_pic_tu_idx[ctb_addr % RESET_TU_BUF_NCTB]; |
| } |
| else |
| { |
| ps_proc->ps_tu = ps_proc->ps_pic_tu + ps_proc->pu4_pic_tu_idx[ctb_addr]; |
| } |
| ps_proc->pv_tu_coeff_data = (UWORD8 *)ps_proc->pv_pic_tu_coeff_data |
| + tu_coeff_data_ofst; |
| |
| } |
| |
| /* Compute PU related elements for the current CTB set */ |
| { |
| WORD32 pu_idx; |
| ctb_addr = ps_proc->i4_ctb_y * num_ctb_in_row + ps_proc->i4_ctb_x; |
| pu_idx = ps_proc->pu4_pic_pu_idx[ctb_addr]; |
| ps_proc->pu1_pu_map = ps_proc->pu1_pic_pu_map |
| + ctb_addr * num_minpu_in_ctb; |
| ps_proc->ps_pu = ps_proc->ps_pic_pu + pu_idx; |
| } |
| |
| /* Number of ctbs processed in one loop of process function */ |
| { |
| ps_proc->i4_nctb = MIN(ps_codec->u4_nctb, ps_tile->u2_wd); |
| } |
| |
| } |
| void ihevcd_process_thread(process_ctxt_t *ps_proc) |
| { |
| { |
| ithread_set_affinity(ps_proc->i4_id + 1); |
| } |
| while(1) |
| { |
| IHEVCD_ERROR_T ret; |
| proc_job_t s_job; |
| |
| ret = ihevcd_jobq_dequeue((jobq_t *)ps_proc->pv_proc_jobq, &s_job, |
| sizeof(proc_job_t), 1); |
| if((IHEVCD_ERROR_T)IHEVCD_SUCCESS != ret) |
| break; |
| |
| ps_proc->i4_ctb_cnt = s_job.i2_ctb_cnt; |
| ps_proc->i4_ctb_x = s_job.i2_ctb_x; |
| ps_proc->i4_ctb_y = s_job.i2_ctb_y; |
| ps_proc->i4_cur_slice_idx = s_job.i2_slice_idx; |
| |
| |
| |
| if(CMD_PROCESS == s_job.i4_cmd) |
| { |
| ihevcd_init_proc_ctxt(ps_proc, s_job.i4_tu_coeff_data_ofst); |
| ihevcd_process(ps_proc); |
| } |
| else if(CMD_FMTCONV == s_job.i4_cmd) |
| { |
| sps_t *ps_sps; |
| codec_t *ps_codec; |
| ivd_out_bufdesc_t *ps_out_buffer; |
| WORD32 num_rows; |
| |
| if(0 == ps_proc->i4_init_done) |
| { |
| ihevcd_init_proc_ctxt(ps_proc, 0); |
| } |
| ps_sps = ps_proc->ps_sps; |
| ps_codec = ps_proc->ps_codec; |
| ps_out_buffer = ps_proc->ps_out_buffer; |
| num_rows = 1 << ps_sps->i1_log2_ctb_size; |
| |
| num_rows = MIN(num_rows, (ps_codec->i4_disp_ht - (s_job.i2_ctb_y << ps_sps->i1_log2_ctb_size))); |
| |
| if(num_rows < 0) |
| num_rows = 0; |
| |
| ihevcd_fmt_conv(ps_proc->ps_codec, ps_proc, ps_out_buffer->pu1_bufs[0], ps_out_buffer->pu1_bufs[1], ps_out_buffer->pu1_bufs[2], |
| s_job.i2_ctb_y << ps_sps->i1_log2_ctb_size, num_rows); |
| } |
| } |
| //ithread_exit(0); |
| return; |
| } |
| |
