• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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
23 *  ihevce_multi_thread_funcs.c
24 *
25 * @brief
26 *  Contains functions related to Job Ques and others, required for multi threading
27 *
28 * @author
29 *  Ittiam
30 *
31 * @par List of Functions:
32 *  <TODO: TO BE ADDED>
33 *
34 * @remarks
35 *  None
36 *
37 *******************************************************************************
38 */
39 /*****************************************************************************/
40 /* File Includes                                                             */
41 /*****************************************************************************/
42 /* System include files */
43 #include <stdio.h>
44 #include <string.h>
45 #include <stdlib.h>
46 #include <assert.h>
47 #include <stdarg.h>
48 #include <math.h>
49 
50 /* User include files */
51 #include "ihevc_typedefs.h"
52 #include "itt_video_api.h"
53 #include "ihevce_api.h"
54 
55 #include "rc_cntrl_param.h"
56 #include "rc_frame_info_collector.h"
57 #include "rc_look_ahead_params.h"
58 
59 #include "ihevc_defs.h"
60 #include "ihevc_structs.h"
61 #include "ihevc_platform_macros.h"
62 #include "ihevc_deblk.h"
63 #include "ihevc_itrans_recon.h"
64 #include "ihevc_chroma_itrans_recon.h"
65 #include "ihevc_chroma_intra_pred.h"
66 #include "ihevc_intra_pred.h"
67 #include "ihevc_inter_pred.h"
68 #include "ihevc_mem_fns.h"
69 #include "ihevc_padding.h"
70 #include "ihevc_weighted_pred.h"
71 #include "ihevc_sao.h"
72 #include "ihevc_resi_trans.h"
73 #include "ihevc_quant_iquant_ssd.h"
74 #include "ihevc_cabac_tables.h"
75 
76 #include "ihevce_defs.h"
77 #include "ihevce_lap_enc_structs.h"
78 #include "ihevce_multi_thrd_structs.h"
79 #include "ihevce_multi_thrd_funcs.h"
80 #include "ihevce_me_common_defs.h"
81 #include "ihevce_had_satd.h"
82 #include "ihevce_error_codes.h"
83 #include "ihevce_bitstream.h"
84 #include "ihevce_cabac.h"
85 #include "ihevce_rdoq_macros.h"
86 #include "ihevce_function_selector.h"
87 #include "ihevce_enc_structs.h"
88 #include "ihevce_entropy_structs.h"
89 #include "ihevce_cmn_utils_instr_set_router.h"
90 #include "ihevce_enc_loop_structs.h"
91 #include "ihevce_bs_compute_ctb.h"
92 #include "ihevce_global_tables.h"
93 #include "ihevce_dep_mngr_interface.h"
94 #include "hme_datatype.h"
95 #include "hme_interface.h"
96 #include "hme_common_defs.h"
97 #include "hme_defs.h"
98 #include "ihevce_me_instr_set_router.h"
99 #include "ihevce_ipe_instr_set_router.h"
100 #include "ihevce_ipe_structs.h"
101 #include "ihevce_coarse_me_pass.h"
102 
103 #include "cast_types.h"
104 #include "osal.h"
105 #include "osal_defaults.h"
106 
107 /********************************************************************/
108 /*Macros                                                            */
109 /********************************************************************/
110 #define MULT_FACT 100
111 
112 /*****************************************************************************/
113 /* Function Definitions                                                      */
114 /*****************************************************************************/
115 
116 /**
117 *******************************************************************************
118 *
119 * @brief Function Pops out the next Job in the appropriate Job Que
120 *
121 * @par Description: Does under mutex lock to ensure thread safe
122 *
123 * @param[inout] pv_multi_thrd_ctxt
124 *  Pointer to Multi thread context
125 *
126 * @param[in] i4_job_type
127 *   Job type from which a job needs to be popped out
128 *
129 * @param[in] i4_blocking_mode
130 *   Mode of operation
131 *
132 * @returns
133 *  None
134 *
135 * @remarks
136 *
137 *******************************************************************************
138 */
ihevce_pre_enc_grp_get_next_job(void * pv_multi_thrd_ctxt,WORD32 i4_job_type,WORD32 i4_blocking_mode,WORD32 i4_ping_pong)139 void *ihevce_pre_enc_grp_get_next_job(
140     void *pv_multi_thrd_ctxt, WORD32 i4_job_type, WORD32 i4_blocking_mode, WORD32 i4_ping_pong)
141 {
142     /* Local variables */
143     multi_thrd_ctxt_t *ps_multi_thrd;
144     job_queue_handle_t *ps_job_queue_hdl;
145     void *pv_next = NULL;
146     UWORD8 au1_in_dep_cmp[MAX_IN_DEP] = { 0 };
147     void *pv_job_q_mutex_hdl_pre_enc = NULL;
148 
149     /* Derive local variables */
150     ps_multi_thrd = (multi_thrd_ctxt_t *)pv_multi_thrd_ctxt;
151     ps_job_queue_hdl =
152         (job_queue_handle_t *)&ps_multi_thrd->as_job_que_preenc_hdls[i4_ping_pong][i4_job_type];
153 
154     /* lock the mutex for Q access */
155     /* As design must facilitate for parallelism in each stage,
156     It is recommended to have seperate mutex for each stage*/
157     if(i4_job_type < ME_JOB_LYR4)
158     {
159         pv_job_q_mutex_hdl_pre_enc = ps_multi_thrd->pv_job_q_mutex_hdl_pre_enc_decomp;
160     }
161     else if(i4_job_type < IPE_JOB_LYR0)
162     {
163         pv_job_q_mutex_hdl_pre_enc = ps_multi_thrd->pv_job_q_mutex_hdl_pre_enc_hme;
164     }
165     else
166     {
167         pv_job_q_mutex_hdl_pre_enc = ps_multi_thrd->pv_job_q_mutex_hdl_pre_enc_l0ipe;
168     }
169 
170     osal_mutex_lock(pv_job_q_mutex_hdl_pre_enc);
171     /* Get the next */
172     pv_next = ps_job_queue_hdl->pv_next;
173 
174     /* Update the next by checking input dependency */
175     if(NULL != pv_next)
176     {
177         job_queue_t *ps_job_queue = (job_queue_t *)pv_next;
178 
179         /* check for input dependencies to be resolved            */
180         /* this can be blocking or non blocking based on use case */
181         /* if non blocking then the function returns NULL         */
182 
183         if(1 == i4_blocking_mode)
184         {
185             volatile WORD32 mem_diff;
186             volatile UWORD8 *pu1_ref_buf = &au1_in_dep_cmp[0];
187             volatile UWORD8 *pu1_curr_buf = &ps_job_queue->au1_in_dep[0];
188 
189             mem_diff = memcmp((void *)pu1_ref_buf, (void *)pu1_curr_buf, MAX_IN_DEP);
190 
191             /* wait until all dependency is resolved */
192             while(0 != mem_diff)
193             {
194                 mem_diff = memcmp((void *)pu1_ref_buf, (void *)pu1_curr_buf, MAX_IN_DEP);
195             }
196 
197             /* update the next job in the queue */
198             ps_job_queue_hdl->pv_next = ps_job_queue->pv_next;
199         }
200         else
201         {
202             /* check for input dependency resolved */
203             if((0 != memcmp(&au1_in_dep_cmp[0], &ps_job_queue->au1_in_dep[0], MAX_IN_DEP)))
204             {
205                 /* return null */
206                 pv_next = NULL;
207             }
208             else
209             {
210                 /* update the next job in the queue */
211                 ps_job_queue_hdl->pv_next = ps_job_queue->pv_next;
212             }
213         }
214     }
215 
216     /* unlock the mutex */
217     osal_mutex_unlock(pv_job_q_mutex_hdl_pre_enc);
218 
219     /* Return */
220     return (pv_next);
221 
222 } /* End of get_next_job */
223 
224 /**
225 *******************************************************************************
226 *
227 * @brief Function Pops out the next Job in the appropriate Job Que
228 *
229 * @par Description: Does under mutex lock to ensure thread safe
230 *
231 * @param[inout] pv_multi_thrd_ctxt
232 *  Pointer to Multi thread context
233 *
234 * @param[in] i4_job_type
235 *   Job type from which a job needs to be popped out
236 *
237 * @param[in] i4_blocking_mode
238 *   Mode of operation
239 *
240 * @returns
241 *  None
242 *
243 * @remarks
244 *
245 *******************************************************************************
246 */
ihevce_enc_grp_get_next_job(void * pv_multi_thrd_ctxt,WORD32 i4_job_type,WORD32 i4_blocking_mode,WORD32 i4_curr_frm_id)247 void *ihevce_enc_grp_get_next_job(
248     void *pv_multi_thrd_ctxt, WORD32 i4_job_type, WORD32 i4_blocking_mode, WORD32 i4_curr_frm_id)
249 {
250     /* Local variables */
251     multi_thrd_ctxt_t *ps_multi_thrd;
252     job_queue_handle_t *ps_job_queue_hdl;
253     void *pv_next = NULL;
254     void *pv_job_q_mutex_hdl_enc_grp;
255     UWORD8 au1_in_dep_cmp[MAX_IN_DEP] = { 0 };
256 
257     /* Derive local variables */
258     ps_multi_thrd = (multi_thrd_ctxt_t *)pv_multi_thrd_ctxt;
259 
260     if(ME_JOB_ENC_LYR == i4_job_type)
261     {
262         pv_job_q_mutex_hdl_enc_grp = ps_multi_thrd->pv_job_q_mutex_hdl_enc_grp_me;
263 
264         ps_job_queue_hdl = (job_queue_handle_t *)&ps_multi_thrd->aps_cur_out_me_prms[i4_curr_frm_id]
265                                ->as_job_que_enc_hdls[i4_job_type];
266     }
267     else
268     {
269         pv_job_q_mutex_hdl_enc_grp = ps_multi_thrd->pv_job_q_mutex_hdl_enc_grp_enc_loop;
270         ps_job_queue_hdl =
271             (job_queue_handle_t *)&ps_multi_thrd->aps_cur_inp_enc_prms[i4_curr_frm_id]
272                 ->as_job_que_enc_hdls[i4_job_type];
273     }
274 
275     /* lock the mutex for Q access */
276     osal_mutex_lock(pv_job_q_mutex_hdl_enc_grp);
277 
278     /* Get the next */
279     pv_next = ps_job_queue_hdl->pv_next;
280 
281     /* Update the next by checking input dependency */
282     if(NULL != pv_next)
283     {
284         job_queue_t *ps_job_queue = (job_queue_t *)pv_next;
285 
286         /* check for input dependencies to be resolved            */
287         /* this can be blocking or non blocking based on use case */
288         /* if non blocking then the function returns NULL         */
289 
290         if(1 == i4_blocking_mode)
291         {
292             volatile WORD32 mem_diff;
293             volatile UWORD8 *pu1_ref_buf = &au1_in_dep_cmp[0];
294             volatile UWORD8 *pu1_curr_buf = &ps_job_queue->au1_in_dep[0];
295 
296             mem_diff = memcmp((void *)pu1_ref_buf, (void *)pu1_curr_buf, MAX_IN_DEP);
297 
298             /* wait until all dependency is resolved */
299             while(0 != mem_diff)
300             {
301                 mem_diff = memcmp((void *)pu1_ref_buf, (void *)pu1_curr_buf, MAX_IN_DEP);
302             }
303 
304             /* update the next job in the queue */
305             ps_job_queue_hdl->pv_next = ps_job_queue->pv_next;
306         }
307         else
308         {
309             /* check for input dependency resolved */
310             if((0 != memcmp(&au1_in_dep_cmp[0], &ps_job_queue->au1_in_dep[0], MAX_IN_DEP)))
311             {
312                 /* return null */
313                 pv_next = NULL;
314             }
315             else
316             {
317                 /* update the next job in the queue */
318                 ps_job_queue_hdl->pv_next = ps_job_queue->pv_next;
319             }
320         }
321     }
322 
323     /* unlock the mutex */
324     osal_mutex_unlock(pv_job_q_mutex_hdl_enc_grp);
325 
326     /* Return */
327     return (pv_next);
328 
329 } /* End of get_next_job */
330 
331 /**
332 *******************************************************************************
333 *
334 * @brief Set the output dependency to done state
335 *
336 * @par Description: same as brief
337 *
338 * @param[inout] pv_multi_thrd_ctxt
339 *  Pointer to Multi thread context
340 *
341 * @param[in] ps_curr_job
342 *  Current finished Job pointer
343 *
344 * @returns
345 *  None
346 *
347 * @remarks
348 *
349 *******************************************************************************
350 */
ihevce_pre_enc_grp_job_set_out_dep(void * pv_multi_thrd_ctxt,job_queue_t * ps_curr_job,WORD32 i4_ping_pong)351 void ihevce_pre_enc_grp_job_set_out_dep(
352     void *pv_multi_thrd_ctxt, job_queue_t *ps_curr_job, WORD32 i4_ping_pong)
353 {
354     /* local vareiables */
355     WORD32 ctr;
356     multi_thrd_ctxt_t *ps_multi_thrd;
357 
358     ps_multi_thrd = (multi_thrd_ctxt_t *)pv_multi_thrd_ctxt;
359 
360     /* loop over number output dependencies */
361     for(ctr = 0; ctr < ps_curr_job->i4_num_output_dep; ctr++)
362     {
363         UWORD8 *pu1_ptr;
364 
365         pu1_ptr = (UWORD8 *)ps_multi_thrd->aps_job_q_pre_enc[i4_ping_pong];
366         pu1_ptr += ps_curr_job->au4_out_ofsts[ctr];
367         *pu1_ptr = 0;
368     }
369 
370     return;
371 }
372 
373 /**
374 *******************************************************************************
375 *
376 * @brief Set the output dependency to done state
377 *
378 * @par Description: same as brief
379 *
380 * @param[inout] pv_multi_thrd_ctxt
381 *  Pointer to Multi thread context
382 *
383 * @param[in] ps_curr_job
384 *   Current finished Job pointer
385 *
386 * @returns
387 *  None
388 *
389 * @remarks
390 *
391 *******************************************************************************
392 */
ihevce_enc_grp_job_set_out_dep(void * pv_multi_thrd_ctxt,job_queue_t * ps_curr_job,WORD32 i4_curr_frm_id)393 void ihevce_enc_grp_job_set_out_dep(
394     void *pv_multi_thrd_ctxt, job_queue_t *ps_curr_job, WORD32 i4_curr_frm_id)
395 {
396     /* local vareiables */
397     WORD32 ctr;
398     UWORD8 *pu1_ptr;
399     multi_thrd_ctxt_t *ps_multi_thrd;
400 
401     ps_multi_thrd = (multi_thrd_ctxt_t *)pv_multi_thrd_ctxt;
402 
403     if(ME_JOB_ENC_LYR == ps_curr_job->i4_task_type)
404     {
405         pu1_ptr = (UWORD8 *)ps_multi_thrd->aps_cur_out_me_prms[i4_curr_frm_id]->ps_job_q_enc;
406     }
407     else
408     {
409         pu1_ptr = (UWORD8 *)ps_multi_thrd->aps_cur_inp_enc_prms[i4_curr_frm_id]->ps_job_q_enc;
410     }
411 
412     /* loop over number output dependencies */
413     for(ctr = 0; ctr < ps_curr_job->i4_num_output_dep; ctr++)
414     {
415         WORD32 i4_off;
416         i4_off = ps_curr_job->au4_out_ofsts[ctr];
417         pu1_ptr[i4_off] = 0;
418     }
419 
420     return;
421 }
422 
423 /**
424 *******************************************************************************
425 *
426 * @brief Function prepares the Job Queues for all the passes of encoder
427 *
428 * @par Description: Based on picture type sets the input and output dependency
429 *
430 * @param[inout] pv_enc_ctxt
431 *  Pointer to encoder context
432 *
433 * @param[in] ps_curr_inp
434 *  Current Input buffer pointer
435 *
436 * @returns
437 *  None
438 *
439 * @remarks
440 *
441 *******************************************************************************
442 */
ihevce_prepare_job_queue(void * pv_enc_ctxt,ihevce_lap_enc_buf_t * ps_curr_inp,WORD32 i4_curr_frm_id)443 void ihevce_prepare_job_queue(
444     void *pv_enc_ctxt, ihevce_lap_enc_buf_t *ps_curr_inp, WORD32 i4_curr_frm_id)
445 {
446     /* local variables */
447     enc_ctxt_t *ps_ctxt;
448     job_queue_t *ps_me_job_queue_lyr0;
449     job_queue_t *ps_enc_loop_job_queue;
450     WORD32 pass;
451     WORD32 num_jobs, col_tile_ctr;
452     WORD32 num_ctb_vert_rows;
453     WORD32 i4_pic_type;
454     WORD32 i;  //counter for bitrate
455     WORD32 i4_num_bitrate_instances;
456     WORD32 i4_num_tile_col;
457 
458     /* derive local varaibles */
459     ps_ctxt = (enc_ctxt_t *)pv_enc_ctxt;
460     num_ctb_vert_rows = ps_ctxt->s_frm_ctb_prms.i4_num_ctbs_vert;
461     i4_num_bitrate_instances = ps_ctxt->i4_num_bitrates;
462 
463     i4_num_tile_col = 1;
464     if(1 == ps_ctxt->ps_tile_params_base->i4_tiles_enabled_flag)
465     {
466         i4_num_tile_col = ps_ctxt->ps_tile_params_base->i4_num_tile_cols;
467     }
468     /* memset the entire job que buffer to zero */
469     memset(
470         ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]->ps_job_q_enc,
471         0,
472         MAX_NUM_VERT_UNITS_FRM * NUM_ENC_JOBS_QUES * i4_num_tile_col * sizeof(job_queue_t));
473 
474     /* get the start address of  Job queues */
475     ps_me_job_queue_lyr0 = ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]->ps_job_q_enc;
476     ps_enc_loop_job_queue = ps_me_job_queue_lyr0 + (i4_num_tile_col * MAX_NUM_VERT_UNITS_FRM);
477 
478     /* store the JOB queue in the Job handle */
479     ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]
480         ->as_job_que_enc_hdls[ME_JOB_ENC_LYR]
481         .pv_next = (void *)ps_me_job_queue_lyr0;
482     /* store the JOB queue in the Job handle for reenc */
483     ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]
484         ->as_job_que_enc_hdls_reenc[ME_JOB_ENC_LYR]
485         .pv_next = (void *)ps_me_job_queue_lyr0;
486 
487     for(i = 0; i < i4_num_bitrate_instances; i++)
488     {
489         ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]
490             ->as_job_que_enc_hdls[ENC_LOOP_JOB + i]
491             .pv_next = (void *)ps_enc_loop_job_queue;
492         ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]
493             ->as_job_que_enc_hdls_reenc[ENC_LOOP_JOB + i]
494             .pv_next = (void *)ps_enc_loop_job_queue;
495         ps_enc_loop_job_queue += (i4_num_tile_col * MAX_NUM_VERT_UNITS_FRM);
496     }
497 
498     i4_pic_type = ps_curr_inp->s_lap_out.i4_pic_type;
499 
500     //prepare ME JOB queue first
501     //for(pass = 0; pass < NUM_ENC_JOBS_QUES; pass++)
502     {
503         job_queue_t *ps_job_queue_curr;
504         job_queue_t *ps_job_queue_next;
505         WORD32 ctr;
506         WORD32 inp_dep;
507         WORD32 out_dep;
508         WORD32 num_vert_units;
509         HEVCE_ENC_JOB_TYPES_T task_type;
510 
511         pass = 0;  //= ENC_LOOP_JOB
512 
513         {
514             /* num_ver_units of finest layer is stored at (num_hme_lyrs - 1)th index */
515             num_vert_units = num_ctb_vert_rows;
516             task_type = ME_JOB_ENC_LYR;
517             ps_job_queue_curr = ps_me_job_queue_lyr0;
518             ps_job_queue_next =
519                 (job_queue_t *)ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]
520                     ->as_job_que_enc_hdls[ENC_LOOP_JOB]
521                     .pv_next;
522             inp_dep = 0;
523             out_dep = 1;  //set reference bit-rate's input dependency
524         }
525 
526         if((ME_JOB_ENC_LYR == pass) &&
527            ((IV_I_FRAME == i4_pic_type) || (IV_IDR_FRAME == i4_pic_type)) && !L0ME_IN_OPENLOOP_MODE)
528         {
529             //continue;
530         }
531         else
532         {
533             /* loop over all the vertical rows */
534             for(num_jobs = 0; num_jobs < num_vert_units; num_jobs++)
535             {
536                 /* loop over all the column tiles */
537                 for(col_tile_ctr = 0; col_tile_ctr < i4_num_tile_col; col_tile_ctr++)
538                 {
539                     ULWORD64 u8_temp;
540 
541                     {
542                         ps_job_queue_curr->s_job_info.s_me_job_info.i4_vert_unit_row_no = num_jobs;
543                         ps_job_queue_curr->s_job_info.s_me_job_info.i4_tile_col_idx = col_tile_ctr;
544                     }
545 
546                     ps_job_queue_curr->pv_next = (void *)(ps_job_queue_curr + 1);
547 
548                     ps_job_queue_curr->i4_task_type = task_type;
549 
550                     ps_job_queue_curr->i4_num_input_dep = inp_dep;
551 
552                     /* set the entire input dep buffer to default value 0 */
553                     memset(&ps_job_queue_curr->au1_in_dep[0], 0, sizeof(UWORD8) * MAX_IN_DEP);
554 
555                     /* set the input dep buffer to 1 for num inp dep */
556                     if(0 != inp_dep)
557                     {
558                         memset(&ps_job_queue_curr->au1_in_dep[0], 1, sizeof(UWORD8) * inp_dep);
559                     }
560 
561                     ps_job_queue_curr->i4_num_output_dep = out_dep;
562 
563                     /* set the entire offset buffer to default value */
564                     memset(
565                         &ps_job_queue_curr->au4_out_ofsts[0], 0xFF, sizeof(UWORD32) * MAX_OUT_DEP);
566 
567                     for(ctr = 0; ctr < out_dep; ctr++)
568                     {
569                         /* col tile level dependency b/w ME & EncLoop */
570                         u8_temp = (ULWORD64)(
571                             &ps_job_queue_next[num_jobs * i4_num_tile_col + col_tile_ctr] -
572                             ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]->ps_job_q_enc);
573 
574                         u8_temp *= sizeof(job_queue_t);
575 
576                         /* store the offset to the array */
577                         ps_job_queue_curr->au4_out_ofsts[ctr] = (UWORD32)u8_temp;
578                     }
579 
580                     ps_job_queue_curr++;
581                 }
582             }  //for ends
583 
584             /* set the last pointer to NULL */
585             ps_job_queue_curr--;
586             ps_job_queue_curr->pv_next = (void *)NULL;
587         }  //else ends
588     }
589 
590     //prepare Enc_loop JOB queue for all bitrate instances
591     //for(pass = 0; pass < NUM_ENC_JOBS_QUES; pass++)
592     for(i = 0; i < i4_num_bitrate_instances; i++)
593     {
594         job_queue_t *ps_job_queue_curr;
595         job_queue_t *ps_job_queue_next;
596         WORD32 ctr;
597         WORD32 inp_dep;
598         WORD32 out_dep;
599         WORD32 num_vert_units;
600         HEVCE_ENC_JOB_TYPES_T task_type;
601 
602         /* In case of I or IDR pictures ME will not perform any processing */
603         //if(ENC_LOOP_JOB == pass)
604         {
605             if(((IV_I_FRAME == i4_pic_type) || (IV_IDR_FRAME == i4_pic_type)) &&
606                !L0ME_IN_OPENLOOP_MODE)
607             {
608                 inp_dep = 0;
609             }
610             else
611             {
612                 inp_dep = 1;
613             }
614 
615             task_type = (HEVCE_ENC_JOB_TYPES_T)(ENC_LOOP_JOB + i);
616             ps_job_queue_curr =
617                 (job_queue_t *)ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]
618                     ->as_job_que_enc_hdls[ENC_LOOP_JOB + i]
619                     .pv_next;
620             ps_job_queue_next =
621                 (job_queue_t *)ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]
622                     ->as_job_que_enc_hdls[ENC_LOOP_JOB + i + 1]
623                     .pv_next;
624             out_dep = 1;  //output dependecny is the next bit-rate instance's input dependency
625             num_vert_units = num_ctb_vert_rows;
626 
627             if(i == i4_num_bitrate_instances - 1)  //for last bit-rate instance
628             {
629                 //clear output dependency
630                 ps_job_queue_next = NULL;
631                 out_dep = 0;
632             }
633         }
634 
635         /* loop over all the vertical rows */
636         for(num_jobs = 0; num_jobs < num_vert_units; num_jobs++)
637         {
638             /* loop over all the column tiles */
639             for(col_tile_ctr = 0; col_tile_ctr < i4_num_tile_col; col_tile_ctr++)
640             {
641                 ULWORD64 u8_temp;
642 
643                 {
644                     ps_job_queue_curr->s_job_info.s_enc_loop_job_info.i4_ctb_row_no = num_jobs;
645                     ps_job_queue_curr->s_job_info.s_enc_loop_job_info.i4_tile_col_idx =
646                         col_tile_ctr;
647                     ps_job_queue_curr->s_job_info.s_enc_loop_job_info.i4_bitrate_instance_no = i;
648                 }
649 
650                 ps_job_queue_curr->pv_next = (void *)(ps_job_queue_curr + 1);
651 
652                 ps_job_queue_curr->i4_task_type = task_type;
653 
654                 ps_job_queue_curr->i4_num_input_dep = inp_dep;
655 
656                 /* set the entire input dep buffer to default value 0 */
657                 memset(&ps_job_queue_curr->au1_in_dep[0], 0, sizeof(UWORD8) * MAX_IN_DEP);
658 
659                 /* set the input dep buffer to 1 for num inp dep */
660                 if(0 != inp_dep)
661                 {
662                     memset(&ps_job_queue_curr->au1_in_dep[0], 1, sizeof(UWORD8) * inp_dep);
663                 }
664 
665                 ps_job_queue_curr->i4_num_output_dep = out_dep;
666 
667                 /* set the entire offset buffer to default value */
668                 memset(&ps_job_queue_curr->au4_out_ofsts[0], 0xFF, sizeof(UWORD32) * MAX_OUT_DEP);
669 
670                 for(ctr = 0; ctr < out_dep; ctr++)
671                 {
672                     /* col tile level dependency b/w EncLoops of MBR */
673                     u8_temp = (ULWORD64)(
674                         &ps_job_queue_next[num_jobs * i4_num_tile_col + col_tile_ctr] -
675                         ps_ctxt->s_multi_thrd.aps_cur_out_me_prms[i4_curr_frm_id]->ps_job_q_enc);
676 
677                     u8_temp *= sizeof(job_queue_t);
678 
679                     /* store the offset to the array */
680                     ps_job_queue_curr->au4_out_ofsts[ctr] = (UWORD32)u8_temp;
681                 }
682 
683                 ps_job_queue_curr++;
684             }
685         }
686 
687         /* set the last pointer to NULL */
688         ps_job_queue_curr--;
689         ps_job_queue_curr->pv_next = (void *)NULL;
690     }
691 
692     return;
693 
694 } /* End of ihevce_prepare_job_queue */
695 
696 /**
697 *******************************************************************************
698 *
699 * @brief Function prepares the Job Queues for all the passes of pre enc
700 *
701 * @par Description: Based on picture type sets the input and output dependency
702 *
703 * @param[inout] pv_enc_ctxt
704 *  Pointer to encoder context
705 *
706 * @param[in] ps_curr_inp
707 *   Current Input buffer pointer
708 *
709 * @returns
710 *  None
711 *
712 * @remarks
713 *
714 *******************************************************************************
715 */
ihevce_prepare_pre_enc_job_queue(void * pv_enc_ctxt,ihevce_lap_enc_buf_t * ps_curr_inp,WORD32 i4_ping_pong)716 void ihevce_prepare_pre_enc_job_queue(
717     void *pv_enc_ctxt, ihevce_lap_enc_buf_t *ps_curr_inp, WORD32 i4_ping_pong)
718 {
719     /* local variables */
720     enc_ctxt_t *ps_ctxt;
721     job_queue_t *ps_decomp_job_queue_lyr0;
722     job_queue_t *ps_decomp_job_queue_lyr1;
723     job_queue_t *ps_decomp_job_queue_lyr2;
724     job_queue_t *ps_decomp_job_queue_lyr3;
725     job_queue_t *ps_me_job_queue_lyr1;
726     job_queue_t *ps_me_job_queue_lyr2;
727     job_queue_t *ps_me_job_queue_lyr3;
728     job_queue_t *ps_me_job_queue_lyr4;
729     job_queue_t *ps_ipe_job_queue;
730     job_queue_t *aps_me_job_queues[MAX_NUM_HME_LAYERS];
731     multi_thrd_me_job_q_prms_t *ps_me_job_q_prms;
732     WORD32 ai4_decomp_num_vert_units_lyr[MAX_NUM_HME_LAYERS];
733     WORD32 a14_decomp_lyr_unit_size[MAX_NUM_HME_LAYERS];
734     WORD32 layer_no;
735     WORD32 decomp_lyr_cnt;
736     WORD32 num_jobs;
737     WORD32 n_tot_layers;
738     WORD32 a_wd[MAX_NUM_HME_LAYERS];
739     WORD32 a_ht[MAX_NUM_HME_LAYERS];
740     WORD32 a_disp_wd[MAX_NUM_HME_LAYERS];
741     WORD32 a_disp_ht[MAX_NUM_HME_LAYERS];
742     WORD32 u4_log_ctb_size;
743     WORD32 num_ctb_vert_rows;
744     WORD32 pass;
745     WORD32 me_lyr_cnt;
746     WORD32 num_hme_lyrs;
747     WORD32 ai4_me_num_vert_units_lyr[MAX_NUM_HME_LAYERS];
748     WORD32 me_start_lyr_pass;
749     WORD32 ctb_size;
750     WORD32 me_coarsest_lyr_inp_dep = -1;
751 
752     (void)ps_curr_inp;
753     /* derive local varaibles */
754     ps_ctxt = (enc_ctxt_t *)pv_enc_ctxt;
755     num_ctb_vert_rows = ps_ctxt->s_frm_ctb_prms.i4_num_ctbs_vert;
756 
757     /* CHANGE REQUIRED: change the pointer to the job queue buffer */
758     /* memset the entire job que buffer to zero */
759     memset(
760         ps_ctxt->s_multi_thrd.aps_job_q_pre_enc[i4_ping_pong],
761         0,
762         MAX_NUM_VERT_UNITS_FRM * NUM_PRE_ENC_JOBS_QUES * sizeof(job_queue_t));
763 
764     /* Get the number of vertical units in a layer from the resolution of the layer */
765     a_wd[0] = ps_ctxt->s_frm_ctb_prms.i4_cu_aligned_pic_wd;
766     a_ht[0] = ps_ctxt->s_frm_ctb_prms.i4_cu_aligned_pic_ht;
767     n_tot_layers = hme_derive_num_layers(1, a_wd, a_ht, a_disp_wd, a_disp_ht);
768     GETRANGE(u4_log_ctb_size, ps_ctxt->s_frm_ctb_prms.i4_ctb_size);
769 
770     ASSERT(n_tot_layers >= 3);
771 
772     /*
773     * Always force minimum layers as 4 so that we would have both l1 and l2
774     * pre intra analysis
775     */
776     if(n_tot_layers == 3)
777     {
778         n_tot_layers = 4;
779         a_wd[3] = CEIL16(a_wd[2] >> 1);
780         a_ht[3] = CEIL16(a_ht[2] >> 1);
781     }
782 
783     for(layer_no = 0; layer_no < n_tot_layers; layer_no++)
784     {
785         ctb_size = 1 << (u4_log_ctb_size - 1 - layer_no);
786         ai4_decomp_num_vert_units_lyr[layer_no] = ((a_ht[layer_no] + ctb_size) & ~(ctb_size - 1)) >>
787                                                   (u4_log_ctb_size - 1 - layer_no);
788         a14_decomp_lyr_unit_size[layer_no] = 1 << (u4_log_ctb_size - 1 - layer_no);
789     }
790 
791     /* get the start address of  Job queues */
792     ps_decomp_job_queue_lyr0 = ps_ctxt->s_multi_thrd.aps_job_q_pre_enc[i4_ping_pong];
793     ps_decomp_job_queue_lyr1 = ps_decomp_job_queue_lyr0 + MAX_NUM_VERT_UNITS_FRM;
794     ps_decomp_job_queue_lyr2 = ps_decomp_job_queue_lyr1 + MAX_NUM_VERT_UNITS_FRM;
795     ps_decomp_job_queue_lyr3 = ps_decomp_job_queue_lyr2 + MAX_NUM_VERT_UNITS_FRM;
796     ps_me_job_queue_lyr4 = ps_decomp_job_queue_lyr3 + MAX_NUM_VERT_UNITS_FRM;
797     ps_me_job_queue_lyr3 = ps_me_job_queue_lyr4 + MAX_NUM_VERT_UNITS_FRM;
798     ps_me_job_queue_lyr2 = ps_me_job_queue_lyr3 + MAX_NUM_VERT_UNITS_FRM;
799     ps_me_job_queue_lyr1 = ps_me_job_queue_lyr2 + MAX_NUM_VERT_UNITS_FRM;
800 
801     ps_ipe_job_queue = ps_me_job_queue_lyr1 + MAX_NUM_VERT_UNITS_FRM;
802 
803     /* store the JOB queue in the Job handle */
804     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][DECOMP_JOB_LYR0].pv_next =
805         (void *)ps_decomp_job_queue_lyr0;
806     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][DECOMP_JOB_LYR1].pv_next =
807         (void *)ps_decomp_job_queue_lyr1;
808     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][DECOMP_JOB_LYR2].pv_next =
809         (void *)ps_decomp_job_queue_lyr2;
810     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][DECOMP_JOB_LYR3].pv_next =
811         (void *)ps_decomp_job_queue_lyr3;
812     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][ME_JOB_LYR4].pv_next =
813         (void *)ps_me_job_queue_lyr4;
814     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][ME_JOB_LYR3].pv_next =
815         (void *)ps_me_job_queue_lyr3;
816     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][ME_JOB_LYR2].pv_next =
817         (void *)ps_me_job_queue_lyr2;
818     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][ME_JOB_LYR1].pv_next =
819         (void *)ps_me_job_queue_lyr1;
820     ps_ctxt->s_multi_thrd.as_job_que_preenc_hdls[i4_ping_pong][IPE_JOB_LYR0].pv_next =
821         (void *)ps_ipe_job_queue;
822 
823     /* store the ME Jobs que into array */
824     aps_me_job_queues[0] = NULL;
825     aps_me_job_queues[1] = ps_me_job_queue_lyr1;
826     aps_me_job_queues[2] = ps_me_job_queue_lyr2;
827     aps_me_job_queues[3] = ps_me_job_queue_lyr3;
828     aps_me_job_queues[4] = ps_me_job_queue_lyr4;
829     decomp_lyr_cnt = 0;
830     /* Set the me_lyr_cnt to 0  */
831     me_lyr_cnt = 0;
832 
833     /* call the ME function which returns the layer properties */
834     ihevce_coarse_me_get_lyr_prms_job_que(
835         ps_ctxt->s_module_ctxt.pv_coarse_me_ctxt,
836         ps_curr_inp,
837         &num_hme_lyrs,
838         &ai4_me_num_vert_units_lyr[0],
839         &ps_ctxt->s_multi_thrd.as_me_job_q_prms[0][0]);
840 
841     ps_me_job_q_prms = &ps_ctxt->s_multi_thrd.as_me_job_q_prms[0][0];
842 
843     /* derive ME coarsest layer tak type */
844     me_start_lyr_pass = ME_JOB_LYR4 + (MAX_NUM_HME_LAYERS - num_hme_lyrs);
845 
846     ps_ctxt->s_multi_thrd.i4_me_coarsest_lyr_type = me_start_lyr_pass;
847 
848     /* coarsest HME layer number of units should be less than or equal to max in dep in Job queue */
849     /* this constraint is to take care of Coarsest layer requring entire layer to do FULL search */
850     ASSERT(ai4_me_num_vert_units_lyr[0] <= MAX_IN_DEP);
851     /* loop over all the passes in the encoder */
852     for(pass = 0; pass < NUM_PRE_ENC_JOBS_QUES; pass++)
853     {
854         job_queue_t *ps_pre_enc_job_queue_curr;
855         job_queue_t *ps_pre_enc_job_queue_next;
856         WORD32 inp_dep_pass;
857         WORD32 out_dep_pass;
858         WORD32 num_vert_units;
859         HEVCE_PRE_ENC_JOB_TYPES_T pre_enc_task_type;
860         HEVCE_ENC_JOB_TYPES_T enc_task_type;
861         WORD32 proc_valid_flag = 0;
862 
863         // num_vert_units = ai4_decomp_num_vert_units_lyr[decomp_lyr_cnt];
864         /* Initializing the job queues for max no of rows among all the layers. And max would be for last layer*/
865         num_vert_units = ai4_decomp_num_vert_units_lyr[n_tot_layers - 1];
866 
867         if(DECOMP_JOB_LYR0 == pass)
868         {
869             proc_valid_flag = 1;
870             pre_enc_task_type = DECOMP_JOB_LYR0;
871             enc_task_type = (HEVCE_ENC_JOB_TYPES_T)-1;
872             ps_pre_enc_job_queue_curr = ps_decomp_job_queue_lyr0;
873 
874             inp_dep_pass = 0;
875             decomp_lyr_cnt++;
876 
877             /* If all the decomp layers are done next job queue will be ME job queue */
878             if(decomp_lyr_cnt == (n_tot_layers - 1))
879             {
880                 /* Assumption : num_hme_lyrs > 1*/
881                 ps_pre_enc_job_queue_next = aps_me_job_queues[num_hme_lyrs - 1];
882 
883                 /* ME coarsest layer is currently made dependent on entire decomp layer */
884                 out_dep_pass = ai4_me_num_vert_units_lyr[0];
885                 me_coarsest_lyr_inp_dep = num_vert_units;
886             }
887             else
888             {
889                 ps_pre_enc_job_queue_next = ps_decomp_job_queue_lyr1;
890                 out_dep_pass = 3;
891             }
892         }
893         else if((DECOMP_JOB_LYR1 == pass) && (decomp_lyr_cnt != (n_tot_layers - 1)))
894         {
895             proc_valid_flag = 1;
896             pre_enc_task_type = DECOMP_JOB_LYR1;
897             enc_task_type = (HEVCE_ENC_JOB_TYPES_T)-1;
898             ps_pre_enc_job_queue_curr = ps_decomp_job_queue_lyr1;
899 
900             inp_dep_pass = 3;
901             decomp_lyr_cnt++;
902 
903             /* If all the decomp layers are done next job queue will be ME job queue */
904             if(decomp_lyr_cnt == (n_tot_layers - 1))
905             {
906                 /* Assumption : num_hme_lyrs > 1*/
907                 ps_pre_enc_job_queue_next = aps_me_job_queues[num_hme_lyrs - 1];
908 
909                 /* ME coarsest layer is currently made dependent on entire decomp layer */
910                 out_dep_pass = ai4_me_num_vert_units_lyr[0];
911                 me_coarsest_lyr_inp_dep = num_vert_units;
912             }
913             else
914             {
915                 ps_pre_enc_job_queue_next = ps_decomp_job_queue_lyr2;
916                 out_dep_pass = 3;
917             }
918         }
919         else if((DECOMP_JOB_LYR2 == pass) && (decomp_lyr_cnt != (n_tot_layers - 1)))
920         {
921             proc_valid_flag = 1;
922             pre_enc_task_type = DECOMP_JOB_LYR2;
923             enc_task_type = (HEVCE_ENC_JOB_TYPES_T)-1;
924             ps_pre_enc_job_queue_curr = ps_decomp_job_queue_lyr2;
925 
926             inp_dep_pass = 3;
927             decomp_lyr_cnt++;
928 
929             /* If all the decomp layers are done next job queue will be ME job queue */
930             if(decomp_lyr_cnt == (n_tot_layers - 1))
931             {
932                 /* Assumption : num_hme_lyrs > 1*/
933                 ps_pre_enc_job_queue_next = aps_me_job_queues[num_hme_lyrs - 1];
934 
935                 /* ME coarsest layer is currently made dependent on entire decomp layer */
936                 out_dep_pass = ai4_me_num_vert_units_lyr[0];
937                 me_coarsest_lyr_inp_dep = num_vert_units;
938             }
939             else
940             {
941                 /* right now MAX 4 layers worth of JOB queues are prepared */
942                 ASSERT(0);
943             }
944         }
945 
946         else if(IPE_JOB_LYR0 == pass)
947         {
948             proc_valid_flag = 1;
949             pre_enc_task_type = IPE_JOB_LYR0;
950             enc_task_type = (HEVCE_ENC_JOB_TYPES_T)-1;
951             ps_pre_enc_job_queue_curr = ps_ipe_job_queue;
952             ps_pre_enc_job_queue_next = NULL;
953             num_vert_units = num_ctb_vert_rows;
954         }
955         else if(((pass >= ME_JOB_LYR4) && (pass <= ME_JOB_LYR1)) && (pass >= me_start_lyr_pass))
956         {
957             /* num_ver_units of coarsest layer is stored at 0th index */
958             num_vert_units = ai4_me_num_vert_units_lyr[me_lyr_cnt];
959             proc_valid_flag = 1;
960 
961             pre_enc_task_type =
962                 (HEVCE_PRE_ENC_JOB_TYPES_T)((WORD32)ME_JOB_LYR1 - (num_hme_lyrs - me_lyr_cnt - 2));
963 
964             enc_task_type = (HEVCE_ENC_JOB_TYPES_T)-1;
965 
966             /* Assumption : num_hme_lyrs > 1*/
967             ps_pre_enc_job_queue_curr = aps_me_job_queues[num_hme_lyrs - me_lyr_cnt - 1];
968 
969             if(me_lyr_cnt == (num_hme_lyrs - 2))
970             {
971                 ps_pre_enc_job_queue_next = ps_ipe_job_queue;
972             }
973             else
974             {
975                 ps_pre_enc_job_queue_next = aps_me_job_queues[num_hme_lyrs - me_lyr_cnt - 2];
976             }
977             me_lyr_cnt++;
978         }
979 
980         /* check for valid processing flag */
981         if(0 == proc_valid_flag)
982         {
983             continue;
984         }
985 
986         /* in the loop ps_me_job_q_prms get incremented for every row */
987         /* so at the end of one layer the pointer will be correctly   */
988         /* pointing to the start of next layer                        */
989 
990         /* loop over all the vertical rows */
991         for(num_jobs = 0; num_jobs < num_vert_units; num_jobs++)
992         {
993             ULWORD64 u8_temp;
994             WORD32 inp_dep = 0;
995             WORD32 out_dep = 0;
996             WORD32 ctr;
997             WORD32 job_off_ipe;
998 
999             if(IPE_JOB_LYR0 == pass)
1000             {
1001                 ps_pre_enc_job_queue_curr->s_job_info.s_ipe_job_info.i4_ctb_row_no = num_jobs;
1002                 inp_dep = ps_me_job_q_prms->i4_num_inp_dep;
1003                 out_dep = 0;
1004             }
1005             else if((pass >= DECOMP_JOB_LYR0) && (pass <= DECOMP_JOB_LYR3))
1006             {
1007                 ps_pre_enc_job_queue_curr->s_job_info.s_decomp_job_info.i4_vert_unit_row_no =
1008                     num_jobs;
1009 
1010                 /* Input and output dependencies of 1st row and last row is 1 less than other rows*/
1011                 inp_dep = inp_dep_pass;
1012                 out_dep = out_dep_pass;
1013 
1014                 if(pass != DECOMP_JOB_LYR0)
1015                 {
1016                     if(((num_jobs == 0) || (num_jobs == num_vert_units - 1)))
1017                     {
1018                         inp_dep = inp_dep_pass - 1;
1019                     }
1020                 }
1021 
1022                 if(pass != (DECOMP_JOB_LYR0 + n_tot_layers - 2))
1023                 {
1024                     if(((num_jobs == 0) || (num_jobs == num_vert_units - 1)))
1025                     {
1026                         out_dep = out_dep_pass - 1;
1027                     }
1028                 }
1029             }
1030             else /* remaining all are ME JOBS */
1031             {
1032                 ps_pre_enc_job_queue_curr->s_job_info.s_me_job_info.i4_vert_unit_row_no = num_jobs;
1033 
1034                 if(pass == me_start_lyr_pass)
1035                 {
1036                     ASSERT(me_coarsest_lyr_inp_dep != -1);
1037                     inp_dep = me_coarsest_lyr_inp_dep;
1038                 }
1039                 else
1040                 {
1041                     inp_dep = ps_me_job_q_prms->i4_num_inp_dep;
1042                 }
1043                 out_dep = ps_me_job_q_prms->i4_num_output_dep;
1044             }
1045             ps_pre_enc_job_queue_curr->pv_next = (void *)(ps_pre_enc_job_queue_curr + 1);
1046 
1047             ps_pre_enc_job_queue_curr->i4_pre_enc_task_type = pre_enc_task_type;
1048             ps_pre_enc_job_queue_curr->i4_task_type = enc_task_type;
1049 
1050             /* Set the input dependencies */
1051             ps_pre_enc_job_queue_curr->i4_num_input_dep = inp_dep;
1052 
1053             /* set the entire input dep buffer to default value 0 */
1054             memset(&ps_pre_enc_job_queue_curr->au1_in_dep[0], 0, sizeof(UWORD8) * MAX_IN_DEP);
1055 
1056             /* set the input dep buffer to 1 for num inp dep */
1057             if(0 != inp_dep)
1058             {
1059                 memset(&ps_pre_enc_job_queue_curr->au1_in_dep[0], 1, sizeof(UWORD8) * inp_dep);
1060             }
1061 
1062             /* If decomposition layer ends at this pass the no of out dependencies
1063             * will be based on number of vertical units in the coarsets layer of HME
1064             * This is because the search range in coarsest layer will be almost
1065             * entire frame (search range of +-128 in vert direction is max supported
1066             */
1067             if(pass == (DECOMP_JOB_LYR0 + n_tot_layers - 2))
1068             {
1069                 job_off_ipe = 0;
1070             }
1071             else
1072             {
1073                 if(num_jobs == 0)
1074                     job_off_ipe = num_jobs;
1075 
1076                 else
1077                     job_off_ipe = num_jobs - 1;
1078             }
1079 
1080             /* Set the offsets of output dependencies */
1081             ps_pre_enc_job_queue_curr->i4_num_output_dep = out_dep;
1082 
1083             /* set the entire offset buffer to default value */
1084             memset(
1085                 &ps_pre_enc_job_queue_curr->au4_out_ofsts[0], 0xFF, sizeof(UWORD32) * MAX_OUT_DEP);
1086 
1087             for(ctr = 0; ctr < out_dep; ctr++)
1088             {
1089                 /* if IPE or DECOMP loop the dep is 1 to 1*/
1090                 if(((pass >= DECOMP_JOB_LYR0) && (pass <= DECOMP_JOB_LYR3)) ||
1091                    (IPE_JOB_LYR0 == pass))
1092                 {
1093                     u8_temp = (ULWORD64)(
1094                         &ps_pre_enc_job_queue_next[job_off_ipe] -
1095                         ps_ctxt->s_multi_thrd.aps_job_q_pre_enc[i4_ping_pong]);
1096 
1097                     u8_temp *= sizeof(job_queue_t);
1098 
1099                     /* add the excat inp dep byte for the next layer JOB */
1100                     u8_temp += ps_pre_enc_job_queue_next[job_off_ipe].i4_num_input_dep;
1101 
1102                     /* increment the inp dep number for a given job */
1103                     ps_pre_enc_job_queue_next[job_off_ipe].i4_num_input_dep++;
1104 
1105                     job_off_ipe++;
1106                 }
1107                 else if((pass >= ME_JOB_LYR4) && (pass <= ME_JOB_LYR1))
1108                 {
1109                     /* ME layer Jobs */
1110                     WORD32 job_off;
1111 
1112                     job_off = ps_me_job_q_prms->ai4_out_dep_unit_off[ctr];
1113 
1114                     u8_temp = (ULWORD64)(
1115                         &ps_pre_enc_job_queue_next[job_off] -
1116                         ps_ctxt->s_multi_thrd.aps_job_q_pre_enc[i4_ping_pong]);
1117 
1118                     u8_temp *= sizeof(job_queue_t);
1119 
1120                     /* add the excat inp dep byte for the next layer JOB */
1121                     u8_temp += ps_pre_enc_job_queue_next[job_off].i4_num_input_dep;
1122 
1123                     /* increment the inp dep number for a given job */
1124                     ps_pre_enc_job_queue_next[job_off].i4_num_input_dep++;
1125                 }
1126                 /* store the offset to the array */
1127                 ps_pre_enc_job_queue_curr->au4_out_ofsts[ctr] = (UWORD32)u8_temp;
1128             }
1129             /* ME job q params is incremented only for ME jobs */
1130             if(((pass >= ME_JOB_LYR4) && (pass <= ME_JOB_LYR1)) || (IPE_JOB_LYR0 == pass))
1131             {
1132                 ps_me_job_q_prms++;
1133             }
1134             ps_pre_enc_job_queue_curr++;
1135         }
1136 
1137         /* set the last pointer to NULL */
1138         ps_pre_enc_job_queue_curr--;
1139         ps_pre_enc_job_queue_curr->pv_next = (void *)NULL;
1140     }
1141 
1142     /* reset the num ctb processed in every row  for IPE sync */
1143     memset(
1144         &ps_ctxt->s_multi_thrd.ai4_ctbs_in_row_proc_ipe_pass[0],
1145         0,
1146         (MAX_NUM_CTB_ROWS_FRM * sizeof(WORD32)));
1147 
1148 } /* End of ihevce_prepare_pre_enc_job_queue */
1149