mm_camera_stream.c revision 6a225c824c49ff9ecdc4b67c802f1af272569e03
1/* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. 2 * 3 * Redistribution and use in source and binary forms, with or without 4 * modification, are permitted provided that the following conditions are 5 * met: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above 9 * copyright notice, this list of conditions and the following 10 * disclaimer in the documentation and/or other materials provided 11 * with the distribution. 12 * * Neither the name of The Linux Foundation nor the names of its 13 * contributors may be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 */ 29 30#include <pthread.h> 31#include <errno.h> 32#include <sys/ioctl.h> 33#include <sys/types.h> 34#include <sys/stat.h> 35#include <fcntl.h> 36#include <poll.h> 37#include <time.h> 38#include <cam_semaphore.h> 39#ifdef VENUS_PRESENT 40#include <media/msm_media_info.h> 41#endif 42 43#include "mm_camera_dbg.h" 44#include "mm_camera_interface.h" 45#include "mm_camera.h" 46 47/* internal function decalre */ 48int32_t mm_stream_qbuf(mm_stream_t *my_obj, 49 mm_camera_buf_def_t *buf); 50int32_t mm_stream_set_ext_mode(mm_stream_t * my_obj); 51int32_t mm_stream_set_fmt(mm_stream_t * my_obj); 52int32_t mm_stream_sync_info(mm_stream_t *my_obj); 53int32_t mm_stream_init_bufs(mm_stream_t * my_obj); 54int32_t mm_stream_deinit_bufs(mm_stream_t * my_obj); 55int32_t mm_stream_request_buf(mm_stream_t * my_obj); 56int32_t mm_stream_unreg_buf(mm_stream_t * my_obj); 57int32_t mm_stream_release(mm_stream_t *my_obj); 58int32_t mm_stream_set_parm(mm_stream_t *my_obj, 59 cam_stream_parm_buffer_t *value); 60int32_t mm_stream_get_parm(mm_stream_t *my_obj, 61 cam_stream_parm_buffer_t *value); 62int32_t mm_stream_do_action(mm_stream_t *my_obj, 63 void *in_value); 64int32_t mm_stream_streamon(mm_stream_t *my_obj); 65int32_t mm_stream_streamoff(mm_stream_t *my_obj); 66int32_t mm_stream_read_msm_frame(mm_stream_t * my_obj, 67 mm_camera_buf_info_t* buf_info, 68 uint8_t num_planes); 69int32_t mm_stream_config(mm_stream_t *my_obj, 70 mm_camera_stream_config_t *config); 71int32_t mm_stream_reg_buf(mm_stream_t * my_obj); 72int32_t mm_stream_buf_done(mm_stream_t * my_obj, 73 mm_camera_buf_def_t *frame); 74int32_t mm_stream_calc_offset(mm_stream_t *my_obj); 75int32_t mm_stream_calc_offset_preview(cam_format_t fmt, 76 cam_dimension_t *dim, 77 cam_stream_buf_plane_info_t *buf_planes); 78int32_t mm_stream_calc_offset_snapshot(cam_format_t fmt, 79 cam_dimension_t *dim, 80 cam_padding_info_t *padding, 81 cam_stream_buf_plane_info_t *buf_planes); 82int32_t mm_stream_calc_offset_raw(cam_format_t fmt, 83 cam_dimension_t *dim, 84 cam_padding_info_t *padding, 85 cam_stream_buf_plane_info_t *buf_planes); 86int32_t mm_stream_calc_offset_video(cam_dimension_t *dim, 87 cam_stream_buf_plane_info_t *buf_planes); 88int32_t mm_stream_calc_offset_metadata(cam_dimension_t *dim, 89 cam_padding_info_t *padding, 90 cam_stream_buf_plane_info_t *buf_planes); 91int32_t mm_stream_calc_offset_postproc(cam_stream_info_t *stream_info, 92 cam_padding_info_t *padding, 93 cam_stream_buf_plane_info_t *buf_planes); 94 95 96/* state machine function declare */ 97int32_t mm_stream_fsm_inited(mm_stream_t * my_obj, 98 mm_stream_evt_type_t evt, 99 void * in_val, 100 void * out_val); 101int32_t mm_stream_fsm_acquired(mm_stream_t * my_obj, 102 mm_stream_evt_type_t evt, 103 void * in_val, 104 void * out_val); 105int32_t mm_stream_fsm_cfg(mm_stream_t * my_obj, 106 mm_stream_evt_type_t evt, 107 void * in_val, 108 void * out_val); 109int32_t mm_stream_fsm_buffed(mm_stream_t * my_obj, 110 mm_stream_evt_type_t evt, 111 void * in_val, 112 void * out_val); 113int32_t mm_stream_fsm_reg(mm_stream_t * my_obj, 114 mm_stream_evt_type_t evt, 115 void * in_val, 116 void * out_val); 117int32_t mm_stream_fsm_active(mm_stream_t * my_obj, 118 mm_stream_evt_type_t evt, 119 void * in_val, 120 void * out_val); 121uint32_t mm_stream_get_v4l2_fmt(cam_format_t fmt); 122 123 124/*=========================================================================== 125 * FUNCTION : mm_stream_handle_rcvd_buf 126 * 127 * DESCRIPTION: function to handle newly received stream buffer 128 * 129 * PARAMETERS : 130 * @cam_obj : stream object 131 * @buf_info: ptr to struct storing buffer information 132 * 133 * RETURN : none 134 *==========================================================================*/ 135void mm_stream_handle_rcvd_buf(mm_stream_t *my_obj, 136 mm_camera_buf_info_t *buf_info, 137 uint8_t has_cb) 138{ 139 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 140 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 141 142 /* enqueue to super buf thread */ 143 if (my_obj->is_bundled) { 144 mm_camera_cmdcb_t* node = NULL; 145 146 /* send cam_sem_post to wake up channel cmd thread to enqueue to super buffer */ 147 node = (mm_camera_cmdcb_t *)malloc(sizeof(mm_camera_cmdcb_t)); 148 if (NULL != node) { 149 memset(node, 0, sizeof(mm_camera_cmdcb_t)); 150 node->cmd_type = MM_CAMERA_CMD_TYPE_DATA_CB; 151 node->u.buf = *buf_info; 152 153 /* enqueue to cmd thread */ 154 cam_queue_enq(&(my_obj->ch_obj->cmd_thread.cmd_queue), node); 155 156 /* wake up cmd thread */ 157 cam_sem_post(&(my_obj->ch_obj->cmd_thread.cmd_sem)); 158 } else { 159 CDBG_ERROR("%s: No memory for mm_camera_node_t", __func__); 160 } 161 } 162 163 if(has_cb) { 164 mm_camera_cmdcb_t* node = NULL; 165 166 /* send cam_sem_post to wake up cmd thread to dispatch dataCB */ 167 node = (mm_camera_cmdcb_t *)malloc(sizeof(mm_camera_cmdcb_t)); 168 if (NULL != node) { 169 memset(node, 0, sizeof(mm_camera_cmdcb_t)); 170 node->cmd_type = MM_CAMERA_CMD_TYPE_DATA_CB; 171 node->u.buf = *buf_info; 172 173 /* enqueue to cmd thread */ 174 cam_queue_enq(&(my_obj->cmd_thread.cmd_queue), node); 175 176 /* wake up cmd thread */ 177 cam_sem_post(&(my_obj->cmd_thread.cmd_sem)); 178 } else { 179 CDBG_ERROR("%s: No memory for mm_camera_node_t", __func__); 180 } 181 } 182} 183 184/*=========================================================================== 185 * FUNCTION : mm_stream_data_notify 186 * 187 * DESCRIPTION: callback to handle data notify from kernel 188 * 189 * PARAMETERS : 190 * @user_data : user data ptr (stream object) 191 * 192 * RETURN : none 193 *==========================================================================*/ 194static void mm_stream_data_notify(void* user_data) 195{ 196 mm_stream_t *my_obj = (mm_stream_t*)user_data; 197 int32_t idx = -1, i, rc; 198 uint8_t has_cb = 0; 199 mm_camera_buf_info_t buf_info; 200 201 if (NULL == my_obj) { 202 return; 203 } 204 205 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 206 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 207 if (MM_STREAM_STATE_ACTIVE != my_obj->state) { 208 /* this Cb will only received in active_stream_on state 209 * if not so, return here */ 210 CDBG_ERROR("%s: ERROR!! Wrong state (%d) to receive data notify!", 211 __func__, my_obj->state); 212 return; 213 } 214 215 memset(&buf_info, 0, sizeof(mm_camera_buf_info_t)); 216 rc = mm_stream_read_msm_frame(my_obj, &buf_info, my_obj->frame_offset.num_planes); 217 if (rc != 0) { 218 return; 219 } 220 idx = buf_info.buf->buf_idx; 221 222 pthread_mutex_lock(&my_obj->cb_lock); 223 for (i = 0; i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 224 if(NULL != my_obj->buf_cb[i].cb) { 225 /* for every CB, add ref count */ 226 has_cb = 1; 227 break; 228 } 229 } 230 pthread_mutex_unlock(&my_obj->cb_lock); 231 232 pthread_mutex_lock(&my_obj->buf_lock); 233 /* update buffer location */ 234 my_obj->buf_status[idx].in_kernel = 0; 235 236 /* update buf ref count */ 237 if (my_obj->is_bundled) { 238 /* need to add into super buf since bundled, add ref count */ 239 my_obj->buf_status[idx].buf_refcnt++; 240 } 241 my_obj->buf_status[idx].buf_refcnt += has_cb; 242 pthread_mutex_unlock(&my_obj->buf_lock); 243 244 mm_stream_handle_rcvd_buf(my_obj, &buf_info, has_cb); 245} 246 247/*=========================================================================== 248 * FUNCTION : mm_stream_dispatch_app_data 249 * 250 * DESCRIPTION: dispatch stream buffer to registered users 251 * 252 * PARAMETERS : 253 * @cmd_cb : ptr storing stream buffer information 254 * @userdata: user data ptr (stream object) 255 * 256 * RETURN : none 257 *==========================================================================*/ 258static void mm_stream_dispatch_app_data(mm_camera_cmdcb_t *cmd_cb, 259 void* user_data) 260{ 261 int i; 262 mm_stream_t * my_obj = (mm_stream_t *)user_data; 263 mm_camera_buf_info_t* buf_info = NULL; 264 mm_camera_super_buf_t super_buf; 265 mm_camera_cmd_thread_name("mm_cam_stream"); 266 267 if (NULL == my_obj) { 268 return; 269 } 270 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 271 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 272 273 if (MM_CAMERA_CMD_TYPE_DATA_CB != cmd_cb->cmd_type) { 274 CDBG_ERROR("%s: Wrong cmd_type (%d) for dataCB", 275 __func__, cmd_cb->cmd_type); 276 return; 277 } 278 279 buf_info = &cmd_cb->u.buf; 280 memset(&super_buf, 0, sizeof(mm_camera_super_buf_t)); 281 super_buf.num_bufs = 1; 282 super_buf.bufs[0] = buf_info->buf; 283 super_buf.camera_handle = my_obj->ch_obj->cam_obj->my_hdl; 284 super_buf.ch_id = my_obj->ch_obj->my_hdl; 285 286 pthread_mutex_lock(&my_obj->cb_lock); 287 for(i = 0; i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 288 if(NULL != my_obj->buf_cb[i].cb) { 289 if (my_obj->buf_cb[i].cb_count != 0) { 290 /* if <0, means infinite CB 291 * if >0, means CB for certain times 292 * both case we need to call CB */ 293 294 /* increase buf ref cnt */ 295 pthread_mutex_lock(&my_obj->buf_lock); 296 my_obj->buf_status[buf_info->buf->buf_idx].buf_refcnt++; 297 pthread_mutex_unlock(&my_obj->buf_lock); 298 299 /* callback */ 300 my_obj->buf_cb[i].cb(&super_buf, 301 my_obj->buf_cb[i].user_data); 302 } 303 304 /* if >0, reduce count by 1 every time we called CB until reaches 0 305 * when count reach 0, reset the buf_cb to have no CB */ 306 if (my_obj->buf_cb[i].cb_count > 0) { 307 my_obj->buf_cb[i].cb_count--; 308 if (0 == my_obj->buf_cb[i].cb_count) { 309 my_obj->buf_cb[i].cb = NULL; 310 my_obj->buf_cb[i].user_data = NULL; 311 } 312 } 313 } 314 } 315 pthread_mutex_unlock(&my_obj->cb_lock); 316 317 /* do buf_done since we increased refcnt by one when has_cb */ 318 mm_stream_buf_done(my_obj, buf_info->buf); 319} 320 321/*=========================================================================== 322 * FUNCTION : mm_stream_fsm_fn 323 * 324 * DESCRIPTION: stream finite state machine entry function. Depends on stream 325 * state, incoming event will be handled differently. 326 * 327 * PARAMETERS : 328 * @my_obj : ptr to a stream object 329 * @evt : stream event to be processed 330 * @in_val : input event payload. Can be NULL if not needed. 331 * @out_val : output payload, Can be NULL if not needed. 332 * 333 * RETURN : int32_t type of status 334 * 0 -- success 335 * -1 -- failure 336 *==========================================================================*/ 337int32_t mm_stream_fsm_fn(mm_stream_t *my_obj, 338 mm_stream_evt_type_t evt, 339 void * in_val, 340 void * out_val) 341{ 342 int32_t rc = -1; 343 344 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 345 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 346 switch (my_obj->state) { 347 case MM_STREAM_STATE_NOTUSED: 348 CDBG("%s: Not handling evt in unused state", __func__); 349 break; 350 case MM_STREAM_STATE_INITED: 351 rc = mm_stream_fsm_inited(my_obj, evt, in_val, out_val); 352 break; 353 case MM_STREAM_STATE_ACQUIRED: 354 rc = mm_stream_fsm_acquired(my_obj, evt, in_val, out_val); 355 break; 356 case MM_STREAM_STATE_CFG: 357 rc = mm_stream_fsm_cfg(my_obj, evt, in_val, out_val); 358 break; 359 case MM_STREAM_STATE_BUFFED: 360 rc = mm_stream_fsm_buffed(my_obj, evt, in_val, out_val); 361 break; 362 case MM_STREAM_STATE_REG: 363 rc = mm_stream_fsm_reg(my_obj, evt, in_val, out_val); 364 break; 365 case MM_STREAM_STATE_ACTIVE: 366 rc = mm_stream_fsm_active(my_obj, evt, in_val, out_val); 367 break; 368 default: 369 CDBG("%s: Not a valid state (%d)", __func__, my_obj->state); 370 break; 371 } 372 CDBG("%s : X rc =%d",__func__,rc); 373 return rc; 374} 375 376/*=========================================================================== 377 * FUNCTION : mm_stream_fsm_inited 378 * 379 * DESCRIPTION: stream finite state machine function to handle event in INITED 380 * state. 381 * 382 * PARAMETERS : 383 * @my_obj : ptr to a stream object 384 * @evt : stream event to be processed 385 * @in_val : input event payload. Can be NULL if not needed. 386 * @out_val : output payload, Can be NULL if not needed. 387 * 388 * RETURN : int32_t type of status 389 * 0 -- success 390 * -1 -- failure 391 *==========================================================================*/ 392int32_t mm_stream_fsm_inited(mm_stream_t *my_obj, 393 mm_stream_evt_type_t evt, 394 void * in_val, 395 void * out_val) 396{ 397 int32_t rc = 0; 398 char dev_name[MM_CAMERA_DEV_NAME_LEN]; 399 400 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 401 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 402 switch(evt) { 403 case MM_STREAM_EVT_ACQUIRE: 404 if ((NULL == my_obj->ch_obj) || (NULL == my_obj->ch_obj->cam_obj)) { 405 CDBG_ERROR("%s: NULL channel or camera obj\n", __func__); 406 rc = -1; 407 break; 408 } 409 410 snprintf(dev_name, sizeof(dev_name), "/dev/%s", 411 mm_camera_util_get_dev_name(my_obj->ch_obj->cam_obj->my_hdl)); 412 413 my_obj->fd = open(dev_name, O_RDWR | O_NONBLOCK); 414 if (my_obj->fd <= 0) { 415 CDBG_ERROR("%s: open dev returned %d\n", __func__, my_obj->fd); 416 rc = -1; 417 break; 418 } 419 CDBG("%s: open dev fd = %d\n", __func__, my_obj->fd); 420 rc = mm_stream_set_ext_mode(my_obj); 421 if (0 == rc) { 422 my_obj->state = MM_STREAM_STATE_ACQUIRED; 423 } else { 424 /* failed setting ext_mode 425 * close fd */ 426 close(my_obj->fd); 427 my_obj->fd = 0; 428 break; 429 } 430 break; 431 default: 432 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 433 __func__, my_obj->state, evt, in_val, out_val); 434 break; 435 } 436 return rc; 437} 438 439/*=========================================================================== 440 * FUNCTION : mm_stream_fsm_acquired 441 * 442 * DESCRIPTION: stream finite state machine function to handle event in AQUIRED 443 * state. 444 * 445 * PARAMETERS : 446 * @my_obj : ptr to a stream object 447 * @evt : stream event to be processed 448 * @in_val : input event payload. Can be NULL if not needed. 449 * @out_val : output payload, Can be NULL if not needed. 450 * 451 * RETURN : int32_t type of status 452 * 0 -- success 453 * -1 -- failure 454 *==========================================================================*/ 455int32_t mm_stream_fsm_acquired(mm_stream_t *my_obj, 456 mm_stream_evt_type_t evt, 457 void * in_val, 458 void * out_val) 459{ 460 int32_t rc = 0; 461 462 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 463 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 464 switch(evt) { 465 case MM_STREAM_EVT_SET_FMT: 466 { 467 mm_camera_stream_config_t *config = 468 (mm_camera_stream_config_t *)in_val; 469 470 rc = mm_stream_config(my_obj, config); 471 472 /* change state to configed */ 473 my_obj->state = MM_STREAM_STATE_CFG; 474 475 break; 476 } 477 case MM_STREAM_EVT_RELEASE: 478 rc = mm_stream_release(my_obj); 479 /* change state to not used */ 480 my_obj->state = MM_STREAM_STATE_NOTUSED; 481 break; 482 case MM_STREAM_EVT_SET_PARM: 483 { 484 mm_evt_paylod_set_get_stream_parms_t *payload = 485 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 486 rc = mm_stream_set_parm(my_obj, payload->parms); 487 } 488 break; 489 case MM_STREAM_EVT_GET_PARM: 490 { 491 mm_evt_paylod_set_get_stream_parms_t *payload = 492 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 493 rc = mm_stream_get_parm(my_obj, payload->parms); 494 } 495 break; 496 default: 497 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 498 __func__, my_obj->state, evt, in_val, out_val); 499 } 500 CDBG("%s :X rc = %d", __func__, rc); 501 return rc; 502} 503 504/*=========================================================================== 505 * FUNCTION : mm_stream_fsm_cfg 506 * 507 * DESCRIPTION: stream finite state machine function to handle event in CONFIGURED 508 * state. 509 * 510 * PARAMETERS : 511 * @my_obj : ptr to a stream object 512 * @evt : stream event to be processed 513 * @in_val : input event payload. Can be NULL if not needed. 514 * @out_val : output payload, Can be NULL if not needed. 515 * 516 * RETURN : int32_t type of status 517 * 0 -- success 518 * -1 -- failure 519 *==========================================================================*/ 520int32_t mm_stream_fsm_cfg(mm_stream_t * my_obj, 521 mm_stream_evt_type_t evt, 522 void * in_val, 523 void * out_val) 524{ 525 int32_t rc = 0; 526 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 527 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 528 switch(evt) { 529 case MM_STREAM_EVT_SET_FMT: 530 { 531 mm_camera_stream_config_t *config = 532 (mm_camera_stream_config_t *)in_val; 533 534 rc = mm_stream_config(my_obj, config); 535 536 /* change state to configed */ 537 my_obj->state = MM_STREAM_STATE_CFG; 538 539 break; 540 } 541 case MM_STREAM_EVT_RELEASE: 542 rc = mm_stream_release(my_obj); 543 my_obj->state = MM_STREAM_STATE_NOTUSED; 544 break; 545 case MM_STREAM_EVT_SET_PARM: 546 { 547 mm_evt_paylod_set_get_stream_parms_t *payload = 548 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 549 rc = mm_stream_set_parm(my_obj, payload->parms); 550 } 551 break; 552 case MM_STREAM_EVT_GET_PARM: 553 { 554 mm_evt_paylod_set_get_stream_parms_t *payload = 555 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 556 rc = mm_stream_get_parm(my_obj, payload->parms); 557 } 558 break; 559 case MM_STREAM_EVT_GET_BUF: 560 rc = mm_stream_init_bufs(my_obj); 561 /* change state to buff allocated */ 562 if(0 == rc) { 563 my_obj->state = MM_STREAM_STATE_BUFFED; 564 } 565 break; 566 default: 567 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 568 __func__, my_obj->state, evt, in_val, out_val); 569 } 570 CDBG("%s :X rc = %d", __func__, rc); 571 return rc; 572} 573 574/*=========================================================================== 575 * FUNCTION : mm_stream_fsm_buffed 576 * 577 * DESCRIPTION: stream finite state machine function to handle event in BUFFED 578 * state. 579 * 580 * PARAMETERS : 581 * @my_obj : ptr to a stream object 582 * @evt : stream event to be processed 583 * @in_val : input event payload. Can be NULL if not needed. 584 * @out_val : output payload, Can be NULL if not needed. 585 * 586 * RETURN : int32_t type of status 587 * 0 -- success 588 * -1 -- failure 589 *==========================================================================*/ 590int32_t mm_stream_fsm_buffed(mm_stream_t * my_obj, 591 mm_stream_evt_type_t evt, 592 void * in_val, 593 void * out_val) 594{ 595 int32_t rc = 0; 596 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 597 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 598 switch(evt) { 599 case MM_STREAM_EVT_PUT_BUF: 600 rc = mm_stream_deinit_bufs(my_obj); 601 /* change state to configed */ 602 if(0 == rc) { 603 my_obj->state = MM_STREAM_STATE_CFG; 604 } 605 break; 606 case MM_STREAM_EVT_REG_BUF: 607 rc = mm_stream_reg_buf(my_obj); 608 /* change state to regged */ 609 if(0 == rc) { 610 my_obj->state = MM_STREAM_STATE_REG; 611 } 612 break; 613 case MM_STREAM_EVT_SET_PARM: 614 { 615 mm_evt_paylod_set_get_stream_parms_t *payload = 616 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 617 rc = mm_stream_set_parm(my_obj, payload->parms); 618 } 619 break; 620 case MM_STREAM_EVT_GET_PARM: 621 { 622 mm_evt_paylod_set_get_stream_parms_t *payload = 623 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 624 rc = mm_stream_get_parm(my_obj, payload->parms); 625 } 626 break; 627 default: 628 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 629 __func__, my_obj->state, evt, in_val, out_val); 630 } 631 CDBG("%s :X rc = %d", __func__, rc); 632 return rc; 633} 634 635/*=========================================================================== 636 * FUNCTION : mm_stream_fsm_reg 637 * 638 * DESCRIPTION: stream finite state machine function to handle event in REGGED 639 * state. 640 * 641 * PARAMETERS : 642 * @my_obj : ptr to a stream object 643 * @evt : stream event to be processed 644 * @in_val : input event payload. Can be NULL if not needed. 645 * @out_val : output payload, Can be NULL if not needed. 646 * 647 * RETURN : int32_t type of status 648 * 0 -- success 649 * -1 -- failure 650 *==========================================================================*/ 651int32_t mm_stream_fsm_reg(mm_stream_t * my_obj, 652 mm_stream_evt_type_t evt, 653 void * in_val, 654 void * out_val) 655{ 656 int32_t rc = 0; 657 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 658 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 659 660 switch(evt) { 661 case MM_STREAM_EVT_UNREG_BUF: 662 rc = mm_stream_unreg_buf(my_obj); 663 664 /* change state to buffed */ 665 my_obj->state = MM_STREAM_STATE_BUFFED; 666 break; 667 case MM_STREAM_EVT_START: 668 { 669 uint8_t has_cb = 0; 670 uint8_t i; 671 /* launch cmd thread if CB is not null */ 672 pthread_mutex_lock(&my_obj->cb_lock); 673 for (i = 0; i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 674 if(NULL != my_obj->buf_cb[i].cb) { 675 has_cb = 1; 676 break; 677 } 678 } 679 pthread_mutex_unlock(&my_obj->cb_lock); 680 681 if (has_cb) { 682 mm_camera_cmd_thread_launch(&my_obj->cmd_thread, 683 mm_stream_dispatch_app_data, 684 (void *)my_obj); 685 } 686 687 my_obj->state = MM_STREAM_STATE_ACTIVE; 688 rc = mm_stream_streamon(my_obj); 689 if (0 != rc) { 690 /* failed stream on, need to release cmd thread if it's launched */ 691 if (has_cb) { 692 mm_camera_cmd_thread_release(&my_obj->cmd_thread); 693 } 694 my_obj->state = MM_STREAM_STATE_REG; 695 break; 696 } 697 } 698 break; 699 case MM_STREAM_EVT_SET_PARM: 700 { 701 mm_evt_paylod_set_get_stream_parms_t *payload = 702 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 703 rc = mm_stream_set_parm(my_obj, payload->parms); 704 } 705 break; 706 case MM_STREAM_EVT_GET_PARM: 707 { 708 mm_evt_paylod_set_get_stream_parms_t *payload = 709 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 710 rc = mm_stream_get_parm(my_obj, payload->parms); 711 } 712 break; 713 default: 714 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 715 __func__, my_obj->state, evt, in_val, out_val); 716 } 717 CDBG("%s :X rc = %d", __func__, rc); 718 return rc; 719} 720 721/*=========================================================================== 722 * FUNCTION : mm_stream_fsm_active 723 * 724 * DESCRIPTION: stream finite state machine function to handle event in ACTIVE 725 * state. 726 * 727 * PARAMETERS : 728 * @my_obj : ptr to a stream object 729 * @evt : stream event to be processed 730 * @in_val : input event payload. Can be NULL if not needed. 731 * @out_val : output payload, Can be NULL if not needed. 732 * 733 * RETURN : int32_t type of status 734 * 0 -- success 735 * -1 -- failure 736 *==========================================================================*/ 737int32_t mm_stream_fsm_active(mm_stream_t * my_obj, 738 mm_stream_evt_type_t evt, 739 void * in_val, 740 void * out_val) 741{ 742 int32_t rc = 0; 743 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 744 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 745 switch(evt) { 746 case MM_STREAM_EVT_QBUF: 747 rc = mm_stream_buf_done(my_obj, (mm_camera_buf_def_t *)in_val); 748 break; 749 case MM_STREAM_EVT_STOP: 750 { 751 uint8_t has_cb = 0; 752 uint8_t i; 753 rc = mm_stream_streamoff(my_obj); 754 755 pthread_mutex_lock(&my_obj->cb_lock); 756 for (i = 0; i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 757 if(NULL != my_obj->buf_cb[i].cb) { 758 has_cb = 1; 759 break; 760 } 761 } 762 pthread_mutex_unlock(&my_obj->cb_lock); 763 764 if (has_cb) { 765 mm_camera_cmd_thread_release(&my_obj->cmd_thread); 766 } 767 my_obj->state = MM_STREAM_STATE_REG; 768 } 769 break; 770 case MM_STREAM_EVT_SET_PARM: 771 { 772 mm_evt_paylod_set_get_stream_parms_t *payload = 773 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 774 rc = mm_stream_set_parm(my_obj, payload->parms); 775 } 776 break; 777 case MM_STREAM_EVT_GET_PARM: 778 { 779 mm_evt_paylod_set_get_stream_parms_t *payload = 780 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 781 rc = mm_stream_get_parm(my_obj, payload->parms); 782 } 783 break; 784 case MM_STREAM_EVT_DO_ACTION: 785 rc = mm_stream_do_action(my_obj, in_val); 786 break; 787 default: 788 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 789 __func__, my_obj->state, evt, in_val, out_val); 790 } 791 CDBG("%s :X rc = %d", __func__, rc); 792 return rc; 793} 794 795/*=========================================================================== 796 * FUNCTION : mm_stream_config 797 * 798 * DESCRIPTION: configure a stream 799 * 800 * PARAMETERS : 801 * @my_obj : stream object 802 * @config : stream configuration 803 * 804 * RETURN : int32_t type of status 805 * 0 -- success 806 * -1 -- failure 807 *==========================================================================*/ 808int32_t mm_stream_config(mm_stream_t *my_obj, 809 mm_camera_stream_config_t *config) 810{ 811 int32_t rc = 0; 812 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 813 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 814 my_obj->stream_info = config->stream_info; 815 my_obj->buf_num = 0; 816 my_obj->mem_vtbl = config->mem_vtbl; 817 my_obj->padding_info = config->padding_info; 818 /* cd through intf always palced at idx 0 of buf_cb */ 819 my_obj->buf_cb[0].cb = config->stream_cb; 820 my_obj->buf_cb[0].user_data = config->userdata; 821 my_obj->buf_cb[0].cb_count = -1; /* infinite by default */ 822 823 rc = mm_stream_sync_info(my_obj); 824 if (rc == 0) { 825 rc = mm_stream_set_fmt(my_obj); 826 } 827 return rc; 828} 829 830/*=========================================================================== 831 * FUNCTION : mm_stream_release 832 * 833 * DESCRIPTION: release a stream resource 834 * 835 * PARAMETERS : 836 * @my_obj : stream object 837 * 838 * RETURN : int32_t type of status 839 * 0 -- success 840 * -1 -- failure 841 *==========================================================================*/ 842int32_t mm_stream_release(mm_stream_t *my_obj) 843{ 844 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 845 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 846 847 /* close fd */ 848 if(my_obj->fd > 0) 849 { 850 close(my_obj->fd); 851 } 852 853 /* destroy mutex */ 854 pthread_mutex_destroy(&my_obj->buf_lock); 855 pthread_mutex_destroy(&my_obj->cb_lock); 856 857 /* reset stream obj */ 858 memset(my_obj, 0, sizeof(mm_stream_t)); 859 860 return 0; 861} 862 863/*=========================================================================== 864 * FUNCTION : mm_stream_streamon 865 * 866 * DESCRIPTION: stream on a stream. sending v4l2 request to kernel 867 * 868 * PARAMETERS : 869 * @my_obj : stream object 870 * 871 * RETURN : int32_t type of status 872 * 0 -- success 873 * -1 -- failure 874 *==========================================================================*/ 875int32_t mm_stream_streamon(mm_stream_t *my_obj) 876{ 877 int32_t rc; 878 enum v4l2_buf_type buf_type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 879 880 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 881 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 882 /* Add fd to data poll thread */ 883 rc = mm_camera_poll_thread_add_poll_fd(&my_obj->ch_obj->poll_thread[0], 884 my_obj->my_hdl, 885 my_obj->fd, 886 mm_stream_data_notify, 887 (void*)my_obj); 888 if (rc < 0) { 889 return rc; 890 } 891 rc = ioctl(my_obj->fd, VIDIOC_STREAMON, &buf_type); 892 if (rc < 0) { 893 CDBG_ERROR("%s: ioctl VIDIOC_STREAMON failed: rc=%d\n", 894 __func__, rc); 895 /* remove fd from data poll thread in case of failure */ 896 mm_camera_poll_thread_del_poll_fd(&my_obj->ch_obj->poll_thread[0], my_obj->my_hdl); 897 } 898 CDBG("%s :X rc = %d",__func__,rc); 899 return rc; 900} 901 902/*=========================================================================== 903 * FUNCTION : mm_stream_streamoff 904 * 905 * DESCRIPTION: stream off a stream. sending v4l2 request to kernel 906 * 907 * PARAMETERS : 908 * @my_obj : stream object 909 * 910 * RETURN : int32_t type of status 911 * 0 -- success 912 * -1 -- failure 913 *==========================================================================*/ 914int32_t mm_stream_streamoff(mm_stream_t *my_obj) 915{ 916 int32_t rc; 917 enum v4l2_buf_type buf_type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 918 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 919 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 920 921 /* step1: remove fd from data poll thread */ 922 mm_camera_poll_thread_del_poll_fd(&my_obj->ch_obj->poll_thread[0], my_obj->my_hdl); 923 924 /* step2: stream off */ 925 rc = ioctl(my_obj->fd, VIDIOC_STREAMOFF, &buf_type); 926 if (rc < 0) { 927 CDBG_ERROR("%s: STREAMOFF failed: %s\n", 928 __func__, strerror(errno)); 929 } 930 CDBG("%s :X rc = %d",__func__,rc); 931 return rc; 932} 933 934/*=========================================================================== 935 * FUNCTION : mm_stream_read_msm_frame 936 * 937 * DESCRIPTION: dequeue a stream buffer from kernel queue 938 * 939 * PARAMETERS : 940 * @my_obj : stream object 941 * @buf_info : ptr to a struct storing buffer information 942 * @num_planes : number of planes in the buffer 943 * 944 * RETURN : int32_t type of status 945 * 0 -- success 946 * -1 -- failure 947 *==========================================================================*/ 948int32_t mm_stream_read_msm_frame(mm_stream_t * my_obj, 949 mm_camera_buf_info_t* buf_info, 950 uint8_t num_planes) 951{ 952 int32_t rc = 0; 953 struct v4l2_buffer vb; 954 struct v4l2_plane planes[VIDEO_MAX_PLANES]; 955 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 956 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 957 958 memset(&vb, 0, sizeof(vb)); 959 vb.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 960 vb.memory = V4L2_MEMORY_USERPTR; 961 vb.m.planes = &planes[0]; 962 vb.length = num_planes; 963 964 rc = ioctl(my_obj->fd, VIDIOC_DQBUF, &vb); 965 if (rc < 0) { 966 CDBG_ERROR("%s: VIDIOC_DQBUF ioctl call failed (rc=%d)\n", 967 __func__, rc); 968 } else { 969 int8_t idx = vb.index; 970 buf_info->buf = &my_obj->buf[idx]; 971 buf_info->frame_idx = vb.sequence; 972 buf_info->stream_id = my_obj->my_hdl; 973 974 buf_info->buf->stream_id = my_obj->my_hdl; 975 buf_info->buf->buf_idx = idx; 976 buf_info->buf->frame_idx = vb.sequence; 977 buf_info->buf->ts.tv_sec = vb.timestamp.tv_sec; 978 buf_info->buf->ts.tv_nsec = vb.timestamp.tv_usec * 1000; 979 CDBG("%s: VIDIOC_DQBUF buf_index %d, frame_idx %d, stream type %d\n", 980 __func__, vb.index, buf_info->buf->frame_idx, my_obj->stream_info->stream_type); 981 if ( NULL != my_obj->mem_vtbl.clean_invalidate_buf ) { 982 rc = my_obj->mem_vtbl.clean_invalidate_buf(idx, 983 my_obj->mem_vtbl.user_data); 984 if ( 0 > rc ) { 985 CDBG_ERROR("%s: Clean invalidate cache failed on buffer index: %d", 986 __func__, 987 idx); 988 return rc; 989 } 990 } else { 991 CDBG_ERROR(" %s : Clean invalidate cache op not supported\n", __func__); 992 } 993 } 994 995 CDBG("%s :X rc = %d",__func__,rc); 996 return rc; 997} 998 999/*=========================================================================== 1000 * FUNCTION : mm_stream_set_parms 1001 * 1002 * DESCRIPTION: set parameters per stream 1003 * 1004 * PARAMETERS : 1005 * @my_obj : stream object 1006 * @in_value : ptr to a param struct to be set to server 1007 * 1008 * RETURN : int32_t type of status 1009 * 0 -- success 1010 * -1 -- failure 1011 * NOTE : Assume the parms struct buf is already mapped to server via 1012 * domain socket. Corresponding fields of parameters to be set 1013 * are already filled in by upper layer caller. 1014 *==========================================================================*/ 1015int32_t mm_stream_set_parm(mm_stream_t *my_obj, 1016 cam_stream_parm_buffer_t *in_value) 1017{ 1018 int32_t rc = -1; 1019 int32_t value = 0; 1020 if (in_value != NULL) { 1021 rc = mm_camera_util_s_ctrl(my_obj->fd, CAM_PRIV_STREAM_PARM, &value); 1022 } 1023 return rc; 1024} 1025 1026/*=========================================================================== 1027 * FUNCTION : mm_stream_get_parms 1028 * 1029 * DESCRIPTION: get parameters per stream 1030 * 1031 * PARAMETERS : 1032 * @my_obj : stream object 1033 * @in_value : ptr to a param struct to be get from server 1034 * 1035 * RETURN : int32_t type of status 1036 * 0 -- success 1037 * -1 -- failure 1038 * NOTE : Assume the parms struct buf is already mapped to server via 1039 * domain socket. Corresponding fields of parameters to be get 1040 * are already filled in by upper layer caller. 1041 *==========================================================================*/ 1042int32_t mm_stream_get_parm(mm_stream_t *my_obj, 1043 cam_stream_parm_buffer_t *in_value) 1044{ 1045 int32_t rc = -1; 1046 int32_t value = 0; 1047 if (in_value != NULL) { 1048 rc = mm_camera_util_g_ctrl(my_obj->fd, CAM_PRIV_STREAM_PARM, &value); 1049 } 1050 return rc; 1051} 1052 1053/*=========================================================================== 1054 * FUNCTION : mm_stream_do_actions 1055 * 1056 * DESCRIPTION: request server to perform stream based actions 1057 * 1058 * PARAMETERS : 1059 * @my_obj : stream object 1060 * @in_value : ptr to a struct of actions to be performed by the server 1061 * 1062 * RETURN : int32_t type of status 1063 * 0 -- success 1064 * -1 -- failure 1065 * NOTE : Assume the action struct buf is already mapped to server via 1066 * domain socket. Corresponding fields of actions to be performed 1067 * are already filled in by upper layer caller. 1068 *==========================================================================*/ 1069int32_t mm_stream_do_action(mm_stream_t *my_obj, 1070 void *in_value) 1071{ 1072 int32_t rc = -1; 1073 int32_t value = 0; 1074 if (in_value != NULL) { 1075 rc = mm_camera_util_s_ctrl(my_obj->fd, CAM_PRIV_STREAM_PARM, &value); 1076 } 1077 return rc; 1078} 1079 1080/*=========================================================================== 1081 * FUNCTION : mm_stream_set_ext_mode 1082 * 1083 * DESCRIPTION: set stream extended mode to server via v4l2 ioctl 1084 * 1085 * PARAMETERS : 1086 * @my_obj : stream object 1087 * 1088 * RETURN : int32_t type of status 1089 * 0 -- success 1090 * -1 -- failure 1091 * NOTE : Server will return a server stream id that uniquely identify 1092 * this stream on server side. Later on communication to server 1093 * per stream should use this server stream id. 1094 *==========================================================================*/ 1095int32_t mm_stream_set_ext_mode(mm_stream_t * my_obj) 1096{ 1097 int32_t rc = 0; 1098 struct v4l2_streamparm s_parm; 1099 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1100 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1101 1102 memset(&s_parm, 0, sizeof(s_parm)); 1103 s_parm.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1104 1105 rc = ioctl(my_obj->fd, VIDIOC_S_PARM, &s_parm); 1106 CDBG("%s:stream fd=%d, rc=%d, extended_mode=%d\n", 1107 __func__, my_obj->fd, rc, s_parm.parm.capture.extendedmode); 1108 if (rc == 0) { 1109 /* get server stream id */ 1110 my_obj->server_stream_id = s_parm.parm.capture.extendedmode; 1111 } 1112 return rc; 1113} 1114 1115/*=========================================================================== 1116 * FUNCTION : mm_stream_qbuf 1117 * 1118 * DESCRIPTION: enqueue buffer back to kernel queue for furture use 1119 * 1120 * PARAMETERS : 1121 * @my_obj : stream object 1122 * @buf : ptr to a struct storing buffer information 1123 * 1124 * RETURN : int32_t type of status 1125 * 0 -- success 1126 * -1 -- failure 1127 *==========================================================================*/ 1128int32_t mm_stream_qbuf(mm_stream_t *my_obj, mm_camera_buf_def_t *buf) 1129{ 1130 int32_t rc = 0; 1131 struct v4l2_buffer buffer; 1132 struct v4l2_plane planes[VIDEO_MAX_PLANES]; 1133 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1134 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1135 1136 memcpy(planes, buf->planes, sizeof(planes)); 1137 memset(&buffer, 0, sizeof(buffer)); 1138 buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1139 buffer.memory = V4L2_MEMORY_USERPTR; 1140 buffer.index = buf->buf_idx; 1141 buffer.m.planes = &planes[0]; 1142 buffer.length = buf->num_planes; 1143 1144 CDBG("%s:plane 0: stream_hdl=%d,fd=%d,frame idx=%d,num_planes = %d, offset = %d, data_offset = %d\n", __func__, 1145 buf->stream_id, buf->fd, buffer.index, buffer.length, buf->planes[0].reserved[0], buf->planes[0].data_offset); 1146 CDBG("%s:plane 1: stream_hdl=%d,fd=%d,frame idx=%d,num_planes = %d, offset = %d, data_offset = %d\n", __func__, 1147 buf->stream_id, buf->fd, buffer.index, buffer.length, buf->planes[1].reserved[0], buf->planes[1].data_offset); 1148 1149 if ( NULL != my_obj->mem_vtbl.invalidate_buf ) { 1150 rc = my_obj->mem_vtbl.invalidate_buf(buffer.index, 1151 my_obj->mem_vtbl.user_data); 1152 if ( 0 > rc ) { 1153 CDBG_ERROR("%s: Cache invalidate failed on buffer index: %d", 1154 __func__, 1155 buffer.index); 1156 return rc; 1157 } 1158 } else { 1159 CDBG_ERROR("%s: Cache invalidate op not added", __func__); 1160 } 1161 1162 rc = ioctl(my_obj->fd, VIDIOC_QBUF, &buffer); 1163 CDBG("%s: qbuf idx:%d, rc:%d", __func__, buffer.index, rc); 1164 return rc; 1165} 1166 1167/*=========================================================================== 1168 * FUNCTION : mm_stream_request_buf 1169 * 1170 * DESCRIPTION: This function let kernel know the amount of buffers need to 1171 * be registered via v4l2 ioctl. 1172 * 1173 * PARAMETERS : 1174 * @my_obj : stream object 1175 * 1176 * RETURN : int32_t type of status 1177 * 0 -- success 1178 * -1 -- failure 1179 *==========================================================================*/ 1180int32_t mm_stream_request_buf(mm_stream_t * my_obj) 1181{ 1182 int32_t rc = 0; 1183 struct v4l2_requestbuffers bufreq; 1184 uint8_t buf_num = my_obj->buf_num; 1185 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1186 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1187 1188 if(buf_num > MM_CAMERA_MAX_NUM_FRAMES) { 1189 CDBG_ERROR("%s: buf num %d > max limit %d\n", 1190 __func__, buf_num, MM_CAMERA_MAX_NUM_FRAMES); 1191 return -1; 1192 } 1193 1194 memset(&bufreq, 0, sizeof(bufreq)); 1195 bufreq.count = buf_num; 1196 bufreq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1197 bufreq.memory = V4L2_MEMORY_USERPTR; 1198 rc = ioctl(my_obj->fd, VIDIOC_REQBUFS, &bufreq); 1199 if (rc < 0) { 1200 CDBG_ERROR("%s: fd=%d, ioctl VIDIOC_REQBUFS failed: rc=%d\n", 1201 __func__, my_obj->fd, rc); 1202 } 1203 CDBG("%s :X rc = %d",__func__,rc); 1204 return rc; 1205} 1206 1207/*=========================================================================== 1208 * FUNCTION : mm_stream_map_buf 1209 * 1210 * DESCRIPTION: mapping stream buffer via domain socket to server 1211 * 1212 * PARAMETERS : 1213 * @my_obj : stream object 1214 * @buf_type : type of buffer to be mapped. could be following values: 1215 * CAM_MAPPING_BUF_TYPE_STREAM_BUF 1216 * CAM_MAPPING_BUF_TYPE_STREAM_INFO 1217 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1218 * @frame_idx : index of buffer within the stream buffers, only valid if 1219 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1220 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1221 * @plane_idx : plane index. If all planes share the same fd, 1222 * plane_idx = -1; otherwise, plean_idx is the 1223 * index to plane (0..num_of_planes) 1224 * @fd : file descriptor of the buffer 1225 * @size : size of the buffer 1226 * 1227 * RETURN : int32_t type of status 1228 * 0 -- success 1229 * -1 -- failure 1230 *==========================================================================*/ 1231int32_t mm_stream_map_buf(mm_stream_t * my_obj, 1232 uint8_t buf_type, 1233 uint32_t frame_idx, 1234 int32_t plane_idx, 1235 int fd, 1236 uint32_t size) 1237{ 1238 if (NULL == my_obj || NULL == my_obj->ch_obj || NULL == my_obj->ch_obj->cam_obj) { 1239 CDBG_ERROR("%s: NULL obj of stream/channel/camera", __func__); 1240 return -1; 1241 } 1242 1243 cam_sock_packet_t packet; 1244 memset(&packet, 0, sizeof(cam_sock_packet_t)); 1245 packet.msg_type = CAM_MAPPING_TYPE_FD_MAPPING; 1246 packet.payload.buf_map.type = buf_type; 1247 packet.payload.buf_map.fd = fd; 1248 packet.payload.buf_map.size = size; 1249 packet.payload.buf_map.stream_id = my_obj->server_stream_id; 1250 packet.payload.buf_map.frame_idx = frame_idx; 1251 packet.payload.buf_map.plane_idx = plane_idx; 1252 return mm_camera_util_sendmsg(my_obj->ch_obj->cam_obj, 1253 &packet, 1254 sizeof(cam_sock_packet_t), 1255 fd); 1256} 1257 1258/*=========================================================================== 1259 * FUNCTION : mm_stream_unmap_buf 1260 * 1261 * DESCRIPTION: unmapping stream buffer via domain socket to server 1262 * 1263 * PARAMETERS : 1264 * @my_obj : stream object 1265 * @buf_type : type of buffer to be unmapped. could be following values: 1266 * CAM_MAPPING_BUF_TYPE_STREAM_BUF 1267 * CAM_MAPPING_BUF_TYPE_STREAM_INFO 1268 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1269 * @frame_idx : index of buffer within the stream buffers, only valid if 1270 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1271 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1272 * @plane_idx : plane index. If all planes share the same fd, 1273 * plane_idx = -1; otherwise, plean_idx is the 1274 * index to plane (0..num_of_planes) 1275 * 1276 * RETURN : int32_t type of status 1277 * 0 -- success 1278 * -1 -- failure 1279 *==========================================================================*/ 1280int32_t mm_stream_unmap_buf(mm_stream_t * my_obj, 1281 uint8_t buf_type, 1282 uint32_t frame_idx, 1283 int32_t plane_idx) 1284{ 1285 if (NULL == my_obj || NULL == my_obj->ch_obj || NULL == my_obj->ch_obj->cam_obj) { 1286 CDBG_ERROR("%s: NULL obj of stream/channel/camera", __func__); 1287 return -1; 1288 } 1289 1290 cam_sock_packet_t packet; 1291 memset(&packet, 0, sizeof(cam_sock_packet_t)); 1292 packet.msg_type = CAM_MAPPING_TYPE_FD_UNMAPPING; 1293 packet.payload.buf_unmap.type = buf_type; 1294 packet.payload.buf_unmap.stream_id = my_obj->server_stream_id; 1295 packet.payload.buf_unmap.frame_idx = frame_idx; 1296 packet.payload.buf_unmap.plane_idx = plane_idx; 1297 return mm_camera_util_sendmsg(my_obj->ch_obj->cam_obj, 1298 &packet, 1299 sizeof(cam_sock_packet_t), 1300 0); 1301} 1302 1303/*=========================================================================== 1304 * FUNCTION : mm_stream_map_buf_ops 1305 * 1306 * DESCRIPTION: ops for mapping stream buffer via domain socket to server. 1307 * This function will be passed to upper layer as part of ops table 1308 * to be used by upper layer when allocating stream buffers and mapping 1309 * buffers to server via domain socket. 1310 * 1311 * PARAMETERS : 1312 * @frame_idx : index of buffer within the stream buffers, only valid if 1313 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1314 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1315 * @plane_idx : plane index. If all planes share the same fd, 1316 * plane_idx = -1; otherwise, plean_idx is the 1317 * index to plane (0..num_of_planes) 1318 * @fd : file descriptor of the buffer 1319 * @size : size of the buffer 1320 * @userdata : user data ptr (stream object) 1321 * 1322 * RETURN : int32_t type of status 1323 * 0 -- success 1324 * -1 -- failure 1325 *==========================================================================*/ 1326static int32_t mm_stream_map_buf_ops(uint32_t frame_idx, 1327 int32_t plane_idx, 1328 int fd, 1329 uint32_t size, 1330 void *userdata) 1331{ 1332 mm_stream_t *my_obj = (mm_stream_t *)userdata; 1333 return mm_stream_map_buf(my_obj, 1334 CAM_MAPPING_BUF_TYPE_STREAM_BUF, 1335 frame_idx, plane_idx, fd, size); 1336} 1337 1338/*=========================================================================== 1339 * FUNCTION : mm_stream_unmap_buf_ops 1340 * 1341 * DESCRIPTION: ops for unmapping stream buffer via domain socket to server. 1342 * This function will be passed to upper layer as part of ops table 1343 * to be used by upper layer when allocating stream buffers and unmapping 1344 * buffers to server via domain socket. 1345 * 1346 * PARAMETERS : 1347 * @frame_idx : index of buffer within the stream buffers, only valid if 1348 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1349 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1350 * @plane_idx : plane index. If all planes share the same fd, 1351 * plane_idx = -1; otherwise, plean_idx is the 1352 * index to plane (0..num_of_planes) 1353 * @userdata : user data ptr (stream object) 1354 * 1355 * RETURN : int32_t type of status 1356 * 0 -- success 1357 * -1 -- failure 1358 *==========================================================================*/ 1359static int32_t mm_stream_unmap_buf_ops(uint32_t frame_idx, 1360 int32_t plane_idx, 1361 void *userdata) 1362{ 1363 mm_stream_t *my_obj = (mm_stream_t *)userdata; 1364 return mm_stream_unmap_buf(my_obj, 1365 CAM_MAPPING_BUF_TYPE_STREAM_BUF, 1366 frame_idx, 1367 plane_idx); 1368} 1369 1370/*=========================================================================== 1371 * FUNCTION : mm_stream_init_bufs 1372 * 1373 * DESCRIPTION: initialize stream buffers needed. This function will request 1374 * buffers needed from upper layer through the mem ops table passed 1375 * during configuration stage. 1376 * 1377 * PARAMETERS : 1378 * @my_obj : stream object 1379 * 1380 * RETURN : int32_t type of status 1381 * 0 -- success 1382 * -1 -- failure 1383 *==========================================================================*/ 1384int32_t mm_stream_init_bufs(mm_stream_t * my_obj) 1385{ 1386 int32_t i, rc = 0; 1387 uint8_t *reg_flags = NULL; 1388 mm_camera_map_unmap_ops_tbl_t ops_tbl; 1389 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1390 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1391 1392 /* deinit buf if it's not NULL*/ 1393 if (NULL != my_obj->buf) { 1394 mm_stream_deinit_bufs(my_obj); 1395 } 1396 1397 ops_tbl.map_ops = mm_stream_map_buf_ops; 1398 ops_tbl.unmap_ops = mm_stream_unmap_buf_ops; 1399 ops_tbl.userdata = my_obj; 1400 1401 rc = my_obj->mem_vtbl.get_bufs(&my_obj->frame_offset, 1402 &my_obj->buf_num, 1403 ®_flags, 1404 &my_obj->buf, 1405 &ops_tbl, 1406 my_obj->mem_vtbl.user_data); 1407 1408 if (0 != rc) { 1409 CDBG_ERROR("%s: Error get buf, rc = %d\n", __func__, rc); 1410 return rc; 1411 } 1412 1413 my_obj->buf_status = 1414 (mm_stream_buf_status_t *)malloc(sizeof(mm_stream_buf_status_t) * my_obj->buf_num); 1415 1416 if (NULL == my_obj->buf_status) { 1417 CDBG_ERROR("%s: No memory for buf_status", __func__); 1418 mm_stream_deinit_bufs(my_obj); 1419 free(reg_flags); 1420 return -1; 1421 } 1422 1423 memset(my_obj->buf_status, 0, sizeof(mm_stream_buf_status_t) * my_obj->buf_num); 1424 for (i = 0; i < my_obj->buf_num; i++) { 1425 my_obj->buf_status[i].initial_reg_flag = reg_flags[i]; 1426 my_obj->buf[i].stream_id = my_obj->my_hdl; 1427 my_obj->buf[i].stream_type = my_obj->stream_info->stream_type; 1428 } 1429 1430 free(reg_flags); 1431 reg_flags = NULL; 1432 1433 return rc; 1434} 1435 1436/*=========================================================================== 1437 * FUNCTION : mm_stream_deinit_bufs 1438 * 1439 * DESCRIPTION: return stream buffers to upper layer through the mem ops table 1440 * passed during configuration stage. 1441 * 1442 * PARAMETERS : 1443 * @my_obj : stream object 1444 * 1445 * RETURN : int32_t type of status 1446 * 0 -- success 1447 * -1 -- failure 1448 *==========================================================================*/ 1449int32_t mm_stream_deinit_bufs(mm_stream_t * my_obj) 1450{ 1451 int32_t rc = 0; 1452 mm_camera_map_unmap_ops_tbl_t ops_tbl; 1453 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1454 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1455 1456 if (NULL == my_obj->buf) { 1457 CDBG("%s: Buf is NULL, no need to deinit", __func__); 1458 return rc; 1459 } 1460 1461 /* release bufs */ 1462 ops_tbl.map_ops = mm_stream_map_buf_ops; 1463 ops_tbl.unmap_ops = mm_stream_unmap_buf_ops; 1464 ops_tbl.userdata = my_obj; 1465 1466 rc = my_obj->mem_vtbl.put_bufs(&ops_tbl, 1467 my_obj->mem_vtbl.user_data); 1468 1469 free(my_obj->buf); 1470 my_obj->buf = NULL; 1471 if (my_obj->buf_status != NULL) { 1472 free(my_obj->buf_status); 1473 my_obj->buf_status = NULL; 1474 } 1475 1476 return rc; 1477} 1478 1479/*=========================================================================== 1480 * FUNCTION : mm_stream_reg_buf 1481 * 1482 * DESCRIPTION: register buffers with kernel by calling v4l2 ioctl QBUF for 1483 * each buffer in the stream 1484 * 1485 * PARAMETERS : 1486 * @my_obj : stream object 1487 * 1488 * RETURN : int32_t type of status 1489 * 0 -- success 1490 * -1 -- failure 1491 *==========================================================================*/ 1492int32_t mm_stream_reg_buf(mm_stream_t * my_obj) 1493{ 1494 int32_t rc = 0; 1495 uint8_t i; 1496 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1497 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1498 1499 rc = mm_stream_request_buf(my_obj); 1500 if (rc != 0) { 1501 return rc; 1502 } 1503 1504 pthread_mutex_lock(&my_obj->buf_lock); 1505 for(i = 0; i < my_obj->buf_num; i++){ 1506 /* check if need to qbuf initially */ 1507 if (my_obj->buf_status[i].initial_reg_flag) { 1508 rc = mm_stream_qbuf(my_obj, &my_obj->buf[i]); 1509 if (rc != 0) { 1510 CDBG_ERROR("%s: VIDIOC_QBUF rc = %d\n", __func__, rc); 1511 break; 1512 } 1513 my_obj->buf_status[i].buf_refcnt = 0; 1514 my_obj->buf_status[i].in_kernel = 1; 1515 } else { 1516 /* the buf is held by upper layer, will not queue into kernel. 1517 * add buf reference count */ 1518 my_obj->buf_status[i].buf_refcnt = 1; 1519 my_obj->buf_status[i].in_kernel = 0; 1520 } 1521 } 1522 pthread_mutex_unlock(&my_obj->buf_lock); 1523 1524 return rc; 1525} 1526 1527/*=========================================================================== 1528 * FUNCTION : mm_stream_unreg buf 1529 * 1530 * DESCRIPTION: unregister all stream buffers from kernel 1531 * 1532 * PARAMETERS : 1533 * @my_obj : stream object 1534 * 1535 * RETURN : int32_t type of status 1536 * 0 -- success 1537 * -1 -- failure 1538 *==========================================================================*/ 1539int32_t mm_stream_unreg_buf(mm_stream_t * my_obj) 1540{ 1541 struct v4l2_requestbuffers bufreq; 1542 int32_t i, rc = 0; 1543 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1544 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1545 1546 /* unreg buf to kernel */ 1547 bufreq.count = 0; 1548 bufreq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1549 bufreq.memory = V4L2_MEMORY_USERPTR; 1550 rc = ioctl(my_obj->fd, VIDIOC_REQBUFS, &bufreq); 1551 if (rc < 0) { 1552 CDBG_ERROR("%s: fd=%d, VIDIOC_REQBUFS failed, rc=%d\n", 1553 __func__, my_obj->fd, rc); 1554 } 1555 1556 /* reset buf reference count */ 1557 pthread_mutex_lock(&my_obj->buf_lock); 1558 if (NULL != my_obj->buf_status) { 1559 for(i = 0; i < my_obj->buf_num; i++){ 1560 my_obj->buf_status[i].buf_refcnt = 0; 1561 my_obj->buf_status[i].in_kernel = 0; 1562 } 1563 } 1564 pthread_mutex_unlock(&my_obj->buf_lock); 1565 1566 return rc; 1567} 1568 1569/*=========================================================================== 1570 * FUNCTION : mm_stream_get_v4l2_fmt 1571 * 1572 * DESCRIPTION: translate camera image format into FOURCC code 1573 * 1574 * PARAMETERS : 1575 * @fmt : camera image format 1576 * 1577 * RETURN : FOURCC code for image format 1578 *==========================================================================*/ 1579uint32_t mm_stream_get_v4l2_fmt(cam_format_t fmt) 1580{ 1581 uint32_t val; 1582 switch(fmt) { 1583 case CAM_FORMAT_YUV_420_NV12: 1584 val = V4L2_PIX_FMT_NV12; 1585 break; 1586 case CAM_FORMAT_YUV_420_NV21: 1587 val = V4L2_PIX_FMT_NV21; 1588 break; 1589 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GBRG: 1590 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GRBG: 1591 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_RGGB: 1592 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_BGGR: 1593 val= V4L2_PIX_FMT_SBGGR10; 1594 break; 1595 case CAM_FORMAT_YUV_422_NV61: 1596 val= V4L2_PIX_FMT_NV61; 1597 break; 1598 case CAM_FORMAT_YUV_RAW_8BIT_YUYV: 1599 val= V4L2_PIX_FMT_YUYV; 1600 break; 1601 case CAM_FORMAT_YUV_RAW_8BIT_YVYU: 1602 val= V4L2_PIX_FMT_YVYU; 1603 break; 1604 case CAM_FORMAT_YUV_RAW_8BIT_UYVY: 1605 val= V4L2_PIX_FMT_UYVY; 1606 break; 1607 case CAM_FORMAT_YUV_RAW_8BIT_VYUY: 1608 val= V4L2_PIX_FMT_VYUY; 1609 break; 1610 case CAM_FORMAT_YUV_420_YV12: 1611 val= V4L2_PIX_FMT_NV12; 1612 break; 1613 case CAM_FORMAT_YUV_422_NV16: 1614 val= V4L2_PIX_FMT_NV16; 1615 break; 1616 default: 1617 val = 0; 1618 CDBG_ERROR("%s: Unknown fmt=%d", __func__, fmt); 1619 break; 1620 } 1621 CDBG("%s: fmt=%d, val =%d", __func__, fmt, val); 1622 return val; 1623} 1624 1625/*=========================================================================== 1626 * FUNCTION : mm_stream_calc_offset_preview 1627 * 1628 * DESCRIPTION: calculate preview/postview frame offset based on format and 1629 * padding information 1630 * 1631 * PARAMETERS : 1632 * @fmt : image format 1633 * @dim : image dimension 1634 * @buf_planes : [out] buffer plane information 1635 * 1636 * RETURN : int32_t type of status 1637 * 0 -- success 1638 * -1 -- failure 1639 *==========================================================================*/ 1640int32_t mm_stream_calc_offset_preview(cam_format_t fmt, 1641 cam_dimension_t *dim, 1642 cam_stream_buf_plane_info_t *buf_planes) 1643{ 1644 int32_t rc = 0; 1645 int stride = 0, scanline = 0; 1646 1647 switch (fmt) { 1648 case CAM_FORMAT_YUV_420_NV12: 1649 case CAM_FORMAT_YUV_420_NV21: 1650 /* 2 planes: Y + CbCr */ 1651 buf_planes->plane_info.num_planes = 2; 1652 1653 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1654 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_2); 1655 buf_planes->plane_info.mp[0].offset = 0; 1656 buf_planes->plane_info.mp[0].len = stride * scanline; 1657 buf_planes->plane_info.mp[0].offset_x = 0; 1658 buf_planes->plane_info.mp[0].offset_y = 0; 1659 buf_planes->plane_info.mp[0].stride = stride; 1660 buf_planes->plane_info.mp[0].scanline = scanline; 1661 1662 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1663 scanline = PAD_TO_SIZE(dim->height / 2, CAM_PAD_TO_2); 1664 buf_planes->plane_info.mp[1].offset = 0; 1665 buf_planes->plane_info.mp[1].len = 1666 stride * scanline; 1667 buf_planes->plane_info.mp[1].offset_x = 0; 1668 buf_planes->plane_info.mp[1].offset_y = 0; 1669 buf_planes->plane_info.mp[1].stride = stride; 1670 buf_planes->plane_info.mp[1].scanline = scanline; 1671 1672 buf_planes->plane_info.frame_len = 1673 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1674 buf_planes->plane_info.mp[1].len, 1675 CAM_PAD_TO_4K); 1676 break; 1677 case CAM_FORMAT_YUV_420_NV21_ADRENO: 1678 /* 2 planes: Y + CbCr */ 1679 buf_planes->plane_info.num_planes = 2; 1680 1681 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_32); 1682 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_32); 1683 buf_planes->plane_info.mp[0].offset = 0; 1684 buf_planes->plane_info.mp[0].len = 1685 PAD_TO_SIZE(stride * scanline, 1686 CAM_PAD_TO_4K); 1687 buf_planes->plane_info.mp[0].offset_x = 0; 1688 buf_planes->plane_info.mp[0].offset_y = 0; 1689 buf_planes->plane_info.mp[0].stride = stride; 1690 buf_planes->plane_info.mp[0].scanline = scanline; 1691 1692 stride = PAD_TO_SIZE(dim->width / 2, CAM_PAD_TO_32) * 2; 1693 scanline = PAD_TO_SIZE(dim->height / 2, CAM_PAD_TO_32); 1694 buf_planes->plane_info.mp[1].offset = 0; 1695 buf_planes->plane_info.mp[1].len = 1696 PAD_TO_SIZE(stride * scanline, 1697 CAM_PAD_TO_4K); 1698 buf_planes->plane_info.mp[1].offset_x = 0; 1699 buf_planes->plane_info.mp[1].offset_y = 0; 1700 buf_planes->plane_info.mp[1].stride = stride; 1701 buf_planes->plane_info.mp[1].scanline = scanline; 1702 1703 buf_planes->plane_info.frame_len = 1704 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1705 buf_planes->plane_info.mp[1].len, 1706 CAM_PAD_TO_4K); 1707 break; 1708 case CAM_FORMAT_YUV_420_YV12: 1709 /* 3 planes: Y + Cr + Cb */ 1710 buf_planes->plane_info.num_planes = 3; 1711 1712 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1713 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_2); 1714 buf_planes->plane_info.mp[0].offset = 0; 1715 buf_planes->plane_info.mp[0].len = stride * scanline; 1716 buf_planes->plane_info.mp[0].offset_x = 0; 1717 buf_planes->plane_info.mp[0].offset_y = 0; 1718 buf_planes->plane_info.mp[0].stride = stride; 1719 buf_planes->plane_info.mp[0].scanline = scanline; 1720 1721 stride = PAD_TO_SIZE(stride / 2, CAM_PAD_TO_16); 1722 scanline = scanline / 2; 1723 buf_planes->plane_info.mp[1].offset = 0; 1724 buf_planes->plane_info.mp[1].len = 1725 stride * scanline; 1726 buf_planes->plane_info.mp[1].offset_x = 0; 1727 buf_planes->plane_info.mp[1].offset_y = 0; 1728 buf_planes->plane_info.mp[1].stride = stride; 1729 buf_planes->plane_info.mp[1].scanline = scanline; 1730 1731 buf_planes->plane_info.mp[2].offset = 0; 1732 buf_planes->plane_info.mp[2].len = 1733 stride * scanline; 1734 buf_planes->plane_info.mp[2].offset_x = 0; 1735 buf_planes->plane_info.mp[2].offset_y = 0; 1736 buf_planes->plane_info.mp[2].stride = stride; 1737 buf_planes->plane_info.mp[2].scanline = scanline; 1738 1739 buf_planes->plane_info.frame_len = 1740 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1741 buf_planes->plane_info.mp[1].len + 1742 buf_planes->plane_info.mp[2].len, 1743 CAM_PAD_TO_4K); 1744 break; 1745 case CAM_FORMAT_YUV_422_NV16: 1746 case CAM_FORMAT_YUV_422_NV61: 1747 /* 2 planes: Y + CbCr */ 1748 buf_planes->plane_info.num_planes = 2; 1749 1750 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1751 scanline = dim->height; 1752 buf_planes->plane_info.mp[0].offset = 0; 1753 buf_planes->plane_info.mp[0].len = stride * scanline; 1754 buf_planes->plane_info.mp[0].offset_x = 0; 1755 buf_planes->plane_info.mp[0].offset_y = 0; 1756 buf_planes->plane_info.mp[0].stride = stride; 1757 buf_planes->plane_info.mp[0].scanline = scanline; 1758 1759 buf_planes->plane_info.mp[1].offset = 0; 1760 buf_planes->plane_info.mp[1].len = stride * scanline; 1761 buf_planes->plane_info.mp[1].offset_x = 0; 1762 buf_planes->plane_info.mp[1].offset_y = 0; 1763 buf_planes->plane_info.mp[1].stride = stride; 1764 buf_planes->plane_info.mp[1].scanline = scanline; 1765 1766 buf_planes->plane_info.frame_len = 1767 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1768 buf_planes->plane_info.mp[1].len, 1769 CAM_PAD_TO_4K); 1770 break; 1771 default: 1772 CDBG_ERROR("%s: Invalid cam_format for preview %d", 1773 __func__, fmt); 1774 rc = -1; 1775 break; 1776 } 1777 1778 return rc; 1779} 1780 1781/*=========================================================================== 1782 * FUNCTION : mm_stream_calc_offset_snapshot 1783 * 1784 * DESCRIPTION: calculate snapshot/postproc frame offset based on format and 1785 * padding information 1786 * 1787 * PARAMETERS : 1788 * @fmt : image format 1789 * @dim : image dimension 1790 * @padding : padding information 1791 * @buf_planes : [out] buffer plane information 1792 * 1793 * RETURN : int32_t type of status 1794 * 0 -- success 1795 * -1 -- failure 1796 *==========================================================================*/ 1797int32_t mm_stream_calc_offset_snapshot(cam_format_t fmt, 1798 cam_dimension_t *dim, 1799 cam_padding_info_t *padding, 1800 cam_stream_buf_plane_info_t *buf_planes) 1801{ 1802 int32_t rc = 0; 1803 uint8_t isAFamily = mm_camera_util_chip_is_a_family(); 1804 int offset_x = 0, offset_y = 0; 1805 int stride = 0, scanline = 0; 1806 1807 if (isAFamily) { 1808 stride = dim->width; 1809 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_16); 1810 offset_x = 0; 1811 offset_y = scanline - dim->height; 1812 scanline += offset_y; /* double padding */ 1813 } else { 1814 stride = PAD_TO_SIZE(dim->width, 1815 padding->width_padding); 1816 scanline = PAD_TO_SIZE(dim->height, 1817 padding->height_padding); 1818 offset_x = 0; 1819 offset_y = 0; 1820 } 1821 1822 switch (fmt) { 1823 case CAM_FORMAT_YUV_420_NV12: 1824 case CAM_FORMAT_YUV_420_NV21: 1825 /* 2 planes: Y + CbCr */ 1826 buf_planes->plane_info.num_planes = 2; 1827 1828 buf_planes->plane_info.mp[0].len = 1829 PAD_TO_SIZE(stride * scanline, 1830 padding->plane_padding); 1831 buf_planes->plane_info.mp[0].offset = 1832 PAD_TO_SIZE(offset_x + stride * offset_y, 1833 padding->plane_padding); 1834 buf_planes->plane_info.mp[0].offset_x = offset_x; 1835 buf_planes->plane_info.mp[0].offset_y = offset_y; 1836 buf_planes->plane_info.mp[0].stride = stride; 1837 buf_planes->plane_info.mp[0].scanline = scanline; 1838 1839 scanline = scanline / 2; 1840 buf_planes->plane_info.mp[1].len = 1841 PAD_TO_SIZE(stride * scanline, 1842 padding->plane_padding); 1843 buf_planes->plane_info.mp[1].offset = 1844 PAD_TO_SIZE(offset_x + stride * offset_y, 1845 padding->plane_padding); 1846 buf_planes->plane_info.mp[1].offset_x = offset_x; 1847 buf_planes->plane_info.mp[1].offset_y = offset_y; 1848 buf_planes->plane_info.mp[1].stride = stride; 1849 buf_planes->plane_info.mp[1].scanline = scanline; 1850 1851 buf_planes->plane_info.frame_len = 1852 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1853 buf_planes->plane_info.mp[1].len, 1854 CAM_PAD_TO_4K); 1855 break; 1856 case CAM_FORMAT_YUV_420_YV12: 1857 /* 3 planes: Y + Cr + Cb */ 1858 buf_planes->plane_info.num_planes = 3; 1859 1860 buf_planes->plane_info.mp[0].offset = 1861 PAD_TO_SIZE(offset_x + stride * offset_y, 1862 padding->plane_padding); 1863 buf_planes->plane_info.mp[0].len = 1864 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1865 buf_planes->plane_info.mp[0].offset_x = offset_x; 1866 buf_planes->plane_info.mp[0].offset_y = offset_y; 1867 buf_planes->plane_info.mp[0].stride = stride; 1868 buf_planes->plane_info.mp[0].scanline = scanline; 1869 1870 stride = PAD_TO_SIZE(stride / 2, CAM_PAD_TO_16); 1871 scanline = scanline / 2; 1872 buf_planes->plane_info.mp[1].offset = 1873 PAD_TO_SIZE(offset_x + stride * offset_y, 1874 padding->plane_padding); 1875 buf_planes->plane_info.mp[1].len = 1876 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1877 buf_planes->plane_info.mp[1].offset_x = offset_x; 1878 buf_planes->plane_info.mp[1].offset_y = offset_y; 1879 buf_planes->plane_info.mp[1].stride = stride; 1880 buf_planes->plane_info.mp[1].scanline = scanline; 1881 1882 buf_planes->plane_info.mp[2].offset = 1883 PAD_TO_SIZE(offset_x + stride * offset_y, 1884 padding->plane_padding); 1885 buf_planes->plane_info.mp[2].len = 1886 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1887 buf_planes->plane_info.mp[2].offset_x = offset_x; 1888 buf_planes->plane_info.mp[2].offset_y = offset_y; 1889 buf_planes->plane_info.mp[2].stride = stride; 1890 buf_planes->plane_info.mp[2].scanline = scanline; 1891 1892 buf_planes->plane_info.frame_len = 1893 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1894 buf_planes->plane_info.mp[1].len + 1895 buf_planes->plane_info.mp[2].len, 1896 CAM_PAD_TO_4K); 1897 break; 1898 case CAM_FORMAT_YUV_422_NV16: 1899 case CAM_FORMAT_YUV_422_NV61: 1900 /* 2 planes: Y + CbCr */ 1901 buf_planes->plane_info.num_planes = 2; 1902 buf_planes->plane_info.mp[0].len = 1903 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1904 buf_planes->plane_info.mp[0].offset = 1905 PAD_TO_SIZE(offset_x + stride * offset_y, 1906 padding->plane_padding); 1907 buf_planes->plane_info.mp[0].offset_x = offset_x; 1908 buf_planes->plane_info.mp[0].offset_y = offset_y; 1909 buf_planes->plane_info.mp[0].stride = stride; 1910 buf_planes->plane_info.mp[0].scanline = scanline; 1911 1912 buf_planes->plane_info.mp[1].len = 1913 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1914 buf_planes->plane_info.mp[1].offset = 1915 PAD_TO_SIZE(offset_x + stride * offset_y, 1916 padding->plane_padding); 1917 buf_planes->plane_info.mp[1].offset_x = offset_x; 1918 buf_planes->plane_info.mp[1].offset_y = offset_y; 1919 buf_planes->plane_info.mp[1].stride = stride; 1920 buf_planes->plane_info.mp[1].scanline = scanline; 1921 1922 buf_planes->plane_info.frame_len = PAD_TO_SIZE( 1923 buf_planes->plane_info.mp[0].len + buf_planes->plane_info.mp[1].len, 1924 CAM_PAD_TO_4K); 1925 break; 1926 default: 1927 CDBG_ERROR("%s: Invalid cam_format for snapshot %d", 1928 __func__, fmt); 1929 rc = -1; 1930 break; 1931 } 1932 1933 return rc; 1934} 1935 1936/*=========================================================================== 1937 * FUNCTION : mm_stream_calc_offset_raw 1938 * 1939 * DESCRIPTION: calculate raw frame offset based on format and padding information 1940 * 1941 * PARAMETERS : 1942 * @fmt : image format 1943 * @dim : image dimension 1944 * @padding : padding information 1945 * @buf_planes : [out] buffer plane information 1946 * 1947 * RETURN : int32_t type of status 1948 * 0 -- success 1949 * -1 -- failure 1950 *==========================================================================*/ 1951int32_t mm_stream_calc_offset_raw(cam_format_t fmt, 1952 cam_dimension_t *dim, 1953 cam_padding_info_t *padding, 1954 cam_stream_buf_plane_info_t *buf_planes) 1955{ 1956 int32_t rc = 0; 1957 int stride = 0; 1958 int scanline = dim->height; 1959 1960 switch (fmt) { 1961 case CAM_FORMAT_YUV_RAW_8BIT_YUYV: 1962 case CAM_FORMAT_YUV_RAW_8BIT_YVYU: 1963 case CAM_FORMAT_YUV_RAW_8BIT_UYVY: 1964 case CAM_FORMAT_YUV_RAW_8BIT_VYUY: 1965 case CAM_FORMAT_JPEG_RAW_8BIT: 1966 case CAM_FORMAT_META_RAW_8BIT: 1967 /* 1 plane */ 1968 /* Every 16 pixels occupy 16 bytes */ 1969 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1970 buf_planes->plane_info.num_planes = 1; 1971 buf_planes->plane_info.mp[0].offset = 0; 1972 buf_planes->plane_info.mp[0].len = 1973 PAD_TO_SIZE(stride * scanline * 2, padding->plane_padding); 1974 buf_planes->plane_info.frame_len = 1975 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 1976 buf_planes->plane_info.mp[0].offset_x =0; 1977 buf_planes->plane_info.mp[0].offset_y = 0; 1978 buf_planes->plane_info.mp[0].stride = stride; 1979 buf_planes->plane_info.mp[0].scanline = scanline; 1980 break; 1981 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_GBRG: 1982 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_GRBG: 1983 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_RGGB: 1984 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_BGGR: 1985 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_GBRG: 1986 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_GRBG: 1987 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_RGGB: 1988 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_BGGR: 1989 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_GBRG: 1990 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_GRBG: 1991 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_RGGB: 1992 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_BGGR: 1993 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_GBRG: 1994 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_GRBG: 1995 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_RGGB: 1996 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_BGGR: 1997 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_GBRG: 1998 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_GRBG: 1999 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_RGGB: 2000 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_BGGR: 2001 /* 1 plane */ 2002 /* Every 16 pixels occupy 16 bytes */ 2003 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 2004 buf_planes->plane_info.num_planes = 1; 2005 buf_planes->plane_info.mp[0].offset = 0; 2006 buf_planes->plane_info.mp[0].len = 2007 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 2008 buf_planes->plane_info.frame_len = 2009 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2010 buf_planes->plane_info.mp[0].offset_x =0; 2011 buf_planes->plane_info.mp[0].offset_y = 0; 2012 buf_planes->plane_info.mp[0].stride = stride; 2013 buf_planes->plane_info.mp[0].scanline = scanline; 2014 break; 2015 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GBRG: 2016 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GRBG: 2017 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_RGGB: 2018 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_BGGR: 2019 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_GBRG: 2020 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_GRBG: 2021 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_RGGB: 2022 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_BGGR: 2023 /* Every 12 pixels occupy 16 bytes */ 2024 stride = (dim->width + 11)/12 * 12; 2025 buf_planes->plane_info.num_planes = 1; 2026 buf_planes->plane_info.mp[0].offset = 0; 2027 buf_planes->plane_info.mp[0].len = 2028 PAD_TO_SIZE(stride * scanline * 8 / 6, padding->plane_padding); 2029 buf_planes->plane_info.frame_len = 2030 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2031 buf_planes->plane_info.mp[0].offset_x =0; 2032 buf_planes->plane_info.mp[0].offset_y = 0; 2033 buf_planes->plane_info.mp[0].stride = stride; 2034 buf_planes->plane_info.mp[0].scanline = scanline; 2035 break; 2036 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_GBRG: 2037 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_GRBG: 2038 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_RGGB: 2039 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_BGGR: 2040 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_GBRG: 2041 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_GRBG: 2042 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_RGGB: 2043 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_BGGR: 2044 /* Every 10 pixels occupy 16 bytes */ 2045 stride = (dim->width + 9)/10 * 10; 2046 buf_planes->plane_info.num_planes = 1; 2047 buf_planes->plane_info.mp[0].offset = 0; 2048 buf_planes->plane_info.mp[0].len = 2049 PAD_TO_SIZE(stride * scanline * 8 / 5, padding->plane_padding); 2050 buf_planes->plane_info.frame_len = 2051 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2052 buf_planes->plane_info.mp[0].offset_x =0; 2053 buf_planes->plane_info.mp[0].offset_y = 0; 2054 buf_planes->plane_info.mp[0].stride = stride; 2055 buf_planes->plane_info.mp[0].scanline = scanline; 2056 break; 2057 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_GBRG: 2058 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_GRBG: 2059 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_RGGB: 2060 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_BGGR: 2061 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_GBRG: 2062 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_GRBG: 2063 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_RGGB: 2064 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_BGGR: 2065 /* Every 64 pixels occupy 80 bytes */ 2066 stride = PAD_TO_SIZE(dim->width * 5 / 4, CAM_PAD_TO_8); 2067 buf_planes->plane_info.num_planes = 1; 2068 buf_planes->plane_info.mp[0].offset = 0; 2069 buf_planes->plane_info.mp[0].len = 2070 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 2071 buf_planes->plane_info.frame_len = 2072 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2073 buf_planes->plane_info.mp[0].offset_x =0; 2074 buf_planes->plane_info.mp[0].offset_y = 0; 2075 buf_planes->plane_info.mp[0].stride = stride; 2076 buf_planes->plane_info.mp[0].scanline = scanline; 2077 break; 2078 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_GBRG: 2079 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_GRBG: 2080 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_RGGB: 2081 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_BGGR: 2082 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_GBRG: 2083 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_GRBG: 2084 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_RGGB: 2085 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_BGGR: 2086 /* Every 32 pixels occupy 48 bytes */ 2087 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_32); 2088 buf_planes->plane_info.num_planes = 1; 2089 buf_planes->plane_info.mp[0].offset = 0; 2090 buf_planes->plane_info.mp[0].len = 2091 PAD_TO_SIZE(stride * scanline * 3 / 2, padding->plane_padding); 2092 buf_planes->plane_info.frame_len = 2093 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2094 buf_planes->plane_info.mp[0].offset_x =0; 2095 buf_planes->plane_info.mp[0].offset_y = 0; 2096 buf_planes->plane_info.mp[0].stride = stride; 2097 buf_planes->plane_info.mp[0].scanline = scanline; 2098 break; 2099 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_GBRG: 2100 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_GRBG: 2101 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_RGGB: 2102 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_BGGR: 2103 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_GBRG: 2104 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_GRBG: 2105 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_RGGB: 2106 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_BGGR: 2107 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_GBRG: 2108 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_GRBG: 2109 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_RGGB: 2110 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_BGGR: 2111 /* Every 8 pixels occupy 16 bytes */ 2112 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_8); 2113 buf_planes->plane_info.num_planes = 1; 2114 buf_planes->plane_info.mp[0].offset = 0; 2115 buf_planes->plane_info.mp[0].len = 2116 PAD_TO_SIZE(stride * scanline * 2, padding->plane_padding); 2117 buf_planes->plane_info.frame_len = 2118 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2119 buf_planes->plane_info.mp[0].offset_x =0; 2120 buf_planes->plane_info.mp[0].offset_y = 0; 2121 buf_planes->plane_info.mp[0].stride = stride; 2122 buf_planes->plane_info.mp[0].scanline = scanline; 2123 break; 2124 default: 2125 CDBG_ERROR("%s: Invalid cam_format %d for raw stream", 2126 __func__, fmt); 2127 rc = -1; 2128 break; 2129 } 2130 2131 return rc; 2132} 2133 2134/*=========================================================================== 2135 * FUNCTION : mm_stream_calc_offset_video 2136 * 2137 * DESCRIPTION: calculate video frame offset based on format and 2138 * padding information 2139 * 2140 * PARAMETERS : 2141 * @dim : image dimension 2142 * @buf_planes : [out] buffer plane information 2143 * 2144 * RETURN : int32_t type of status 2145 * 0 -- success 2146 * -1 -- failure 2147 *==========================================================================*/ 2148#ifdef VENUS_PRESENT 2149int32_t mm_stream_calc_offset_video(cam_dimension_t *dim, 2150 cam_stream_buf_plane_info_t *buf_planes) 2151{ 2152 int stride = 0, scanline = 0; 2153 2154 // using Venus 2155 stride = VENUS_Y_STRIDE(COLOR_FMT_NV12, dim->width); 2156 scanline = VENUS_Y_SCANLINES(COLOR_FMT_NV12, dim->height); 2157 2158 buf_planes->plane_info.frame_len = 2159 VENUS_BUFFER_SIZE(COLOR_FMT_NV12, dim->width, dim->height); 2160 buf_planes->plane_info.num_planes = 2; 2161 buf_planes->plane_info.mp[0].len = stride * scanline; 2162 buf_planes->plane_info.mp[0].offset = 0; 2163 buf_planes->plane_info.mp[0].offset_x =0; 2164 buf_planes->plane_info.mp[0].offset_y = 0; 2165 buf_planes->plane_info.mp[0].stride = stride; 2166 buf_planes->plane_info.mp[0].scanline = scanline; 2167 stride = VENUS_UV_STRIDE(COLOR_FMT_NV12, dim->width); 2168 scanline = VENUS_UV_SCANLINES(COLOR_FMT_NV12, dim->height); 2169 buf_planes->plane_info.mp[1].len = 2170 buf_planes->plane_info.frame_len - buf_planes->plane_info.mp[0].len; 2171 buf_planes->plane_info.mp[1].offset = 0; 2172 buf_planes->plane_info.mp[1].offset_x =0; 2173 buf_planes->plane_info.mp[1].offset_y = 0; 2174 buf_planes->plane_info.mp[1].stride = stride; 2175 buf_planes->plane_info.mp[1].scanline = scanline; 2176 2177 return 0; 2178} 2179#else 2180int32_t mm_stream_calc_offset_video(cam_dimension_t *dim, 2181 cam_stream_buf_plane_info_t *buf_planes) 2182{ 2183 int stride = 0, scanline = 0; 2184 2185 buf_planes->plane_info.num_planes = 2; 2186 2187 stride = dim->width; 2188 scanline = dim->height; 2189 buf_planes->plane_info.mp[0].len = 2190 PAD_TO_SIZE(stride * scanline, CAM_PAD_TO_2K); 2191 buf_planes->plane_info.mp[0].offset = 0; 2192 buf_planes->plane_info.mp[0].offset_x =0; 2193 buf_planes->plane_info.mp[0].offset_y = 0; 2194 buf_planes->plane_info.mp[0].stride = stride; 2195 buf_planes->plane_info.mp[0].scanline = scanline; 2196 2197 stride = dim->width; 2198 scanline = dim->height / 2; 2199 buf_planes->plane_info.mp[1].len = 2200 PAD_TO_SIZE(stride * scanline, CAM_PAD_TO_2K); 2201 buf_planes->plane_info.mp[1].offset = 0; 2202 buf_planes->plane_info.mp[1].offset_x =0; 2203 buf_planes->plane_info.mp[1].offset_y = 0; 2204 buf_planes->plane_info.mp[1].stride = stride; 2205 buf_planes->plane_info.mp[1].scanline = scanline; 2206 2207 buf_planes->plane_info.frame_len = 2208 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 2209 buf_planes->plane_info.mp[1].len, 2210 CAM_PAD_TO_4K); 2211 2212 return 0; 2213} 2214#endif 2215 2216/*=========================================================================== 2217 * FUNCTION : mm_stream_calc_offset_metadata 2218 * 2219 * DESCRIPTION: calculate metadata frame offset based on format and 2220 * padding information 2221 * 2222 * PARAMETERS : 2223 * @dim : image dimension 2224 * @padding : padding information 2225 * @buf_planes : [out] buffer plane information 2226 * 2227 * RETURN : int32_t type of status 2228 * 0 -- success 2229 * -1 -- failure 2230 *==========================================================================*/ 2231int32_t mm_stream_calc_offset_metadata(cam_dimension_t *dim, 2232 cam_padding_info_t *padding, 2233 cam_stream_buf_plane_info_t *buf_planes) 2234{ 2235 int32_t rc = 0; 2236 buf_planes->plane_info.num_planes = 1; 2237 buf_planes->plane_info.mp[0].offset = 0; 2238 buf_planes->plane_info.mp[0].len = 2239 PAD_TO_SIZE(dim->width * dim->height, padding->plane_padding); 2240 buf_planes->plane_info.frame_len = 2241 buf_planes->plane_info.mp[0].len; 2242 2243 buf_planes->plane_info.mp[0].offset_x =0; 2244 buf_planes->plane_info.mp[0].offset_y = 0; 2245 buf_planes->plane_info.mp[0].stride = dim->width; 2246 buf_planes->plane_info.mp[0].scanline = dim->height; 2247 return rc; 2248} 2249 2250/*=========================================================================== 2251 * FUNCTION : mm_stream_calc_offset_postproc 2252 * 2253 * DESCRIPTION: calculate postprocess frame offset 2254 * 2255 * PARAMETERS : 2256 * @stream_info: ptr to stream info 2257 * @padding : padding information 2258 * @buf_planes : [out] buffer plane information 2259 * 2260 * RETURN : int32_t type of status 2261 * 0 -- success 2262 * -1 -- failure 2263 *==========================================================================*/ 2264int32_t mm_stream_calc_offset_postproc(cam_stream_info_t *stream_info, 2265 cam_padding_info_t *padding, 2266 cam_stream_buf_plane_info_t *buf_planes) 2267{ 2268 int32_t rc = 0; 2269 if (stream_info->reprocess_config.pp_type == CAM_OFFLINE_REPROCESS_TYPE) { 2270 if (buf_planes->plane_info.frame_len == 0) { 2271 // take offset from input source 2272 *buf_planes = stream_info->reprocess_config.offline.input_buf_planes; 2273 } 2274 return rc; 2275 } 2276 2277 switch (stream_info->reprocess_config.online.input_stream_type) { 2278 case CAM_STREAM_TYPE_PREVIEW: 2279 case CAM_STREAM_TYPE_CALLBACK: 2280 case CAM_STREAM_TYPE_POSTVIEW: 2281 rc = mm_stream_calc_offset_preview(stream_info->fmt, 2282 &stream_info->dim, 2283 buf_planes); 2284 break; 2285 case CAM_STREAM_TYPE_SNAPSHOT: 2286 case CAM_STREAM_TYPE_NON_ZSL_SNAPSHOT: 2287 rc = mm_stream_calc_offset_snapshot(stream_info->fmt, 2288 &stream_info->dim, 2289 padding, 2290 buf_planes); 2291 break; 2292 case CAM_STREAM_TYPE_VIDEO: 2293 rc = mm_stream_calc_offset_video(&stream_info->dim, 2294 buf_planes); 2295 break; 2296 case CAM_STREAM_TYPE_RAW: 2297 rc = mm_stream_calc_offset_raw(stream_info->fmt, 2298 &stream_info->dim, 2299 padding, 2300 buf_planes); 2301 break; 2302 case CAM_STREAM_TYPE_METADATA: 2303 rc = mm_stream_calc_offset_metadata(&stream_info->dim, 2304 padding, 2305 buf_planes); 2306 break; 2307 default: 2308 CDBG_ERROR("%s: not supported for stream type %d", 2309 __func__, stream_info->reprocess_config.online.input_stream_type); 2310 rc = -1; 2311 break; 2312 } 2313 return rc; 2314} 2315 2316/*=========================================================================== 2317 * FUNCTION : mm_stream_calc_offset 2318 * 2319 * DESCRIPTION: calculate frame offset based on format and padding information 2320 * 2321 * PARAMETERS : 2322 * @my_obj : stream object 2323 * 2324 * RETURN : int32_t type of status 2325 * 0 -- success 2326 * -1 -- failure 2327 *==========================================================================*/ 2328int32_t mm_stream_calc_offset(mm_stream_t *my_obj) 2329{ 2330 int32_t rc = 0; 2331 2332 cam_dimension_t dim = my_obj->stream_info->dim; 2333 if (my_obj->stream_info->pp_config.feature_mask & CAM_QCOM_FEATURE_ROTATION) { 2334 if (my_obj->stream_info->pp_config.rotation == ROTATE_90 || 2335 my_obj->stream_info->pp_config.rotation == ROTATE_270) { 2336 // rotated by 90 or 270, need to switch width and height 2337 dim.width = my_obj->stream_info->dim.height; 2338 dim.height = my_obj->stream_info->dim.width; 2339 } 2340 } 2341 2342 switch (my_obj->stream_info->stream_type) { 2343 case CAM_STREAM_TYPE_PREVIEW: 2344 case CAM_STREAM_TYPE_CALLBACK: 2345 case CAM_STREAM_TYPE_POSTVIEW: 2346 rc = mm_stream_calc_offset_preview(my_obj->stream_info->fmt, 2347 &dim, 2348 &my_obj->stream_info->buf_planes); 2349 break; 2350 case CAM_STREAM_TYPE_SNAPSHOT: 2351 case CAM_STREAM_TYPE_NON_ZSL_SNAPSHOT: 2352 rc = mm_stream_calc_offset_snapshot(my_obj->stream_info->fmt, 2353 &dim, 2354 &my_obj->padding_info, 2355 &my_obj->stream_info->buf_planes); 2356 break; 2357 case CAM_STREAM_TYPE_OFFLINE_PROC: 2358 rc = mm_stream_calc_offset_postproc(my_obj->stream_info, 2359 &my_obj->padding_info, 2360 &my_obj->stream_info->buf_planes); 2361 break; 2362 case CAM_STREAM_TYPE_VIDEO: 2363 rc = mm_stream_calc_offset_video(&dim, 2364 &my_obj->stream_info->buf_planes); 2365 break; 2366 case CAM_STREAM_TYPE_RAW: 2367 rc = mm_stream_calc_offset_raw(my_obj->stream_info->fmt, 2368 &dim, 2369 &my_obj->padding_info, 2370 &my_obj->stream_info->buf_planes); 2371 break; 2372 case CAM_STREAM_TYPE_METADATA: 2373 rc = mm_stream_calc_offset_metadata(&dim, 2374 &my_obj->padding_info, 2375 &my_obj->stream_info->buf_planes); 2376 break; 2377 default: 2378 CDBG_ERROR("%s: not supported for stream type %d", 2379 __func__, my_obj->stream_info->stream_type); 2380 rc = -1; 2381 break; 2382 } 2383 2384 my_obj->frame_offset = my_obj->stream_info->buf_planes.plane_info; 2385 return rc; 2386} 2387 2388/*=========================================================================== 2389 * FUNCTION : mm_stream_sync_info 2390 * 2391 * DESCRIPTION: synchronize stream information with server 2392 * 2393 * PARAMETERS : 2394 * @my_obj : stream object 2395 * 2396 * RETURN : int32_t type of status 2397 * 0 -- success 2398 * -1 -- failure 2399 * NOTE : assume stream info buffer is mapped to server and filled in with 2400 * stream information by upper layer. This call will let server to 2401 * synchornize the stream information with HAL. If server find any 2402 * fields that need to be changed accroding to hardware configuration, 2403 * server will modify corresponding fields so that HAL could know 2404 * about it. 2405 *==========================================================================*/ 2406int32_t mm_stream_sync_info(mm_stream_t *my_obj) 2407{ 2408 int32_t rc = 0; 2409 int32_t value = 0; 2410 my_obj->stream_info->stream_svr_id = my_obj->server_stream_id; 2411 rc = mm_stream_calc_offset(my_obj); 2412 2413 if (rc == 0) { 2414 rc = mm_camera_util_s_ctrl(my_obj->fd, 2415 CAM_PRIV_STREAM_INFO_SYNC, 2416 &value); 2417 } 2418 return rc; 2419} 2420 2421/*=========================================================================== 2422 * FUNCTION : mm_stream_set_fmt 2423 * 2424 * DESCRIPTION: set stream format to kernel via v4l2 ioctl 2425 * 2426 * PARAMETERS : 2427 * @my_obj : stream object 2428 * 2429 * RETURN : int32_t type of status 2430 * 0 -- success 2431 * -1 -- failure 2432 *==========================================================================*/ 2433int32_t mm_stream_set_fmt(mm_stream_t *my_obj) 2434{ 2435 int32_t rc = 0; 2436 struct v4l2_format fmt; 2437 struct msm_v4l2_format_data msm_fmt; 2438 int i; 2439 2440 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 2441 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 2442 2443 if (my_obj->stream_info->dim.width == 0 || 2444 my_obj->stream_info->dim.height == 0) { 2445 CDBG_ERROR("%s:invalid input[w=%d,h=%d,fmt=%d]\n", 2446 __func__, 2447 my_obj->stream_info->dim.width, 2448 my_obj->stream_info->dim.height, 2449 my_obj->stream_info->fmt); 2450 return -1; 2451 } 2452 2453 memset(&fmt, 0, sizeof(fmt)); 2454 memset(&msm_fmt, 0, sizeof(msm_fmt)); 2455 fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 2456 msm_fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 2457 msm_fmt.width = my_obj->stream_info->dim.width; 2458 msm_fmt.height = my_obj->stream_info->dim.height; 2459 msm_fmt.pixelformat = mm_stream_get_v4l2_fmt(my_obj->stream_info->fmt); 2460 msm_fmt.num_planes = my_obj->frame_offset.num_planes; 2461 for (i = 0; i < msm_fmt.num_planes; i++) { 2462 msm_fmt.plane_sizes[i] = my_obj->frame_offset.mp[i].len; 2463 } 2464 2465 memcpy(fmt.fmt.raw_data, &msm_fmt, sizeof(msm_fmt)); 2466 rc = ioctl(my_obj->fd, VIDIOC_S_FMT, &fmt); 2467 return rc; 2468} 2469 2470/*=========================================================================== 2471 * FUNCTION : mm_stream_buf_done 2472 * 2473 * DESCRIPTION: enqueue buffer back to kernel 2474 * 2475 * PARAMETERS : 2476 * @my_obj : stream object 2477 * @frame : frame to be enqueued back to kernel 2478 * 2479 * RETURN : int32_t type of status 2480 * 0 -- success 2481 * -1 -- failure 2482 *==========================================================================*/ 2483int32_t mm_stream_buf_done(mm_stream_t * my_obj, 2484 mm_camera_buf_def_t *frame) 2485{ 2486 int32_t rc = 0; 2487 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 2488 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 2489 2490 pthread_mutex_lock(&my_obj->buf_lock); 2491 if(my_obj->buf_status[frame->buf_idx].buf_refcnt == 0) { 2492 CDBG("%s: Error Trying to free second time?(idx=%d) count=%d\n", 2493 __func__, frame->buf_idx, 2494 my_obj->buf_status[frame->buf_idx].buf_refcnt); 2495 rc = -1; 2496 }else{ 2497 my_obj->buf_status[frame->buf_idx].buf_refcnt--; 2498 if (0 == my_obj->buf_status[frame->buf_idx].buf_refcnt) { 2499 CDBG("<DEBUG> : Buf done for buffer:%d, stream:%d", frame->buf_idx, frame->stream_type); 2500 rc = mm_stream_qbuf(my_obj, frame); 2501 if(rc < 0) { 2502 CDBG_ERROR("%s: mm_camera_stream_qbuf(idx=%d) err=%d\n", 2503 __func__, frame->buf_idx, rc); 2504 } else { 2505 my_obj->buf_status[frame->buf_idx].in_kernel = 1; 2506 } 2507 }else{ 2508 CDBG("<DEBUG> : Still ref count pending count :%d", 2509 my_obj->buf_status[frame->buf_idx].buf_refcnt); 2510 CDBG("<DEBUG> : for buffer:%p:%d", 2511 my_obj, frame->buf_idx); 2512 } 2513 } 2514 pthread_mutex_unlock(&my_obj->buf_lock); 2515 return rc; 2516} 2517 2518/*=========================================================================== 2519 * FUNCTION : mm_stream_reg_buf_cb 2520 * 2521 * DESCRIPTION: Allow other stream to register dataCB at this stream. 2522 * 2523 * PARAMETERS : 2524 * @my_obj : stream object 2525 * @val : ptr to info about the callback to be registered 2526 * 2527 * RETURN : int32_t type of status 2528 * 0 -- success 2529 * -1 -- failure 2530 *==========================================================================*/ 2531int32_t mm_stream_reg_buf_cb(mm_stream_t *my_obj, 2532 mm_stream_data_cb_t *val) 2533{ 2534 int32_t rc = -1; 2535 uint8_t i; 2536 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 2537 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 2538 2539 pthread_mutex_lock(&my_obj->cb_lock); 2540 for (i=0 ;i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 2541 if(NULL == my_obj->buf_cb[i].cb) { 2542 my_obj->buf_cb[i] = *val; 2543 rc = 0; 2544 break; 2545 } 2546 } 2547 pthread_mutex_unlock(&my_obj->cb_lock); 2548 2549 return rc; 2550} 2551