mm_camera_stream.c revision 7ee407aa1024789089aad411c372c79423699976
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; 265 266 if (NULL == my_obj) { 267 return; 268 } 269 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 270 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 271 272 if (MM_CAMERA_CMD_TYPE_DATA_CB != cmd_cb->cmd_type) { 273 CDBG_ERROR("%s: Wrong cmd_type (%d) for dataCB", 274 __func__, cmd_cb->cmd_type); 275 return; 276 } 277 278 buf_info = &cmd_cb->u.buf; 279 memset(&super_buf, 0, sizeof(mm_camera_super_buf_t)); 280 super_buf.num_bufs = 1; 281 super_buf.bufs[0] = buf_info->buf; 282 super_buf.camera_handle = my_obj->ch_obj->cam_obj->my_hdl; 283 super_buf.ch_id = my_obj->ch_obj->my_hdl; 284 285 pthread_mutex_lock(&my_obj->cb_lock); 286 for(i = 0; i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 287 if(NULL != my_obj->buf_cb[i].cb) { 288 if (my_obj->buf_cb[i].cb_count != 0) { 289 /* if <0, means infinite CB 290 * if >0, means CB for certain times 291 * both case we need to call CB */ 292 293 /* increase buf ref cnt */ 294 pthread_mutex_lock(&my_obj->buf_lock); 295 my_obj->buf_status[buf_info->buf->buf_idx].buf_refcnt++; 296 pthread_mutex_unlock(&my_obj->buf_lock); 297 298 /* callback */ 299 my_obj->buf_cb[i].cb(&super_buf, 300 my_obj->buf_cb[i].user_data); 301 } 302 303 /* if >0, reduce count by 1 every time we called CB until reaches 0 304 * when count reach 0, reset the buf_cb to have no CB */ 305 if (my_obj->buf_cb[i].cb_count > 0) { 306 my_obj->buf_cb[i].cb_count--; 307 if (0 == my_obj->buf_cb[i].cb_count) { 308 my_obj->buf_cb[i].cb = NULL; 309 my_obj->buf_cb[i].user_data = NULL; 310 } 311 } 312 } 313 } 314 pthread_mutex_unlock(&my_obj->cb_lock); 315 316 /* do buf_done since we increased refcnt by one when has_cb */ 317 mm_stream_buf_done(my_obj, buf_info->buf); 318} 319 320/*=========================================================================== 321 * FUNCTION : mm_stream_fsm_fn 322 * 323 * DESCRIPTION: stream finite state machine entry function. Depends on stream 324 * state, incoming event will be handled differently. 325 * 326 * PARAMETERS : 327 * @my_obj : ptr to a stream object 328 * @evt : stream event to be processed 329 * @in_val : input event payload. Can be NULL if not needed. 330 * @out_val : output payload, Can be NULL if not needed. 331 * 332 * RETURN : int32_t type of status 333 * 0 -- success 334 * -1 -- failure 335 *==========================================================================*/ 336int32_t mm_stream_fsm_fn(mm_stream_t *my_obj, 337 mm_stream_evt_type_t evt, 338 void * in_val, 339 void * out_val) 340{ 341 int32_t rc = -1; 342 343 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 344 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 345 switch (my_obj->state) { 346 case MM_STREAM_STATE_NOTUSED: 347 CDBG("%s: Not handling evt in unused state", __func__); 348 break; 349 case MM_STREAM_STATE_INITED: 350 rc = mm_stream_fsm_inited(my_obj, evt, in_val, out_val); 351 break; 352 case MM_STREAM_STATE_ACQUIRED: 353 rc = mm_stream_fsm_acquired(my_obj, evt, in_val, out_val); 354 break; 355 case MM_STREAM_STATE_CFG: 356 rc = mm_stream_fsm_cfg(my_obj, evt, in_val, out_val); 357 break; 358 case MM_STREAM_STATE_BUFFED: 359 rc = mm_stream_fsm_buffed(my_obj, evt, in_val, out_val); 360 break; 361 case MM_STREAM_STATE_REG: 362 rc = mm_stream_fsm_reg(my_obj, evt, in_val, out_val); 363 break; 364 case MM_STREAM_STATE_ACTIVE: 365 rc = mm_stream_fsm_active(my_obj, evt, in_val, out_val); 366 break; 367 default: 368 CDBG("%s: Not a valid state (%d)", __func__, my_obj->state); 369 break; 370 } 371 CDBG("%s : X rc =%d",__func__,rc); 372 return rc; 373} 374 375/*=========================================================================== 376 * FUNCTION : mm_stream_fsm_inited 377 * 378 * DESCRIPTION: stream finite state machine function to handle event in INITED 379 * state. 380 * 381 * PARAMETERS : 382 * @my_obj : ptr to a stream object 383 * @evt : stream event to be processed 384 * @in_val : input event payload. Can be NULL if not needed. 385 * @out_val : output payload, Can be NULL if not needed. 386 * 387 * RETURN : int32_t type of status 388 * 0 -- success 389 * -1 -- failure 390 *==========================================================================*/ 391int32_t mm_stream_fsm_inited(mm_stream_t *my_obj, 392 mm_stream_evt_type_t evt, 393 void * in_val, 394 void * out_val) 395{ 396 int32_t rc = 0; 397 char dev_name[MM_CAMERA_DEV_NAME_LEN]; 398 399 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 400 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 401 switch(evt) { 402 case MM_STREAM_EVT_ACQUIRE: 403 if ((NULL == my_obj->ch_obj) || (NULL == my_obj->ch_obj->cam_obj)) { 404 CDBG_ERROR("%s: NULL channel or camera obj\n", __func__); 405 rc = -1; 406 break; 407 } 408 409 snprintf(dev_name, sizeof(dev_name), "/dev/%s", 410 mm_camera_util_get_dev_name(my_obj->ch_obj->cam_obj->my_hdl)); 411 412 my_obj->fd = open(dev_name, O_RDWR | O_NONBLOCK); 413 if (my_obj->fd <= 0) { 414 CDBG_ERROR("%s: open dev returned %d\n", __func__, my_obj->fd); 415 rc = -1; 416 break; 417 } 418 CDBG("%s: open dev fd = %d\n", __func__, my_obj->fd); 419 rc = mm_stream_set_ext_mode(my_obj); 420 if (0 == rc) { 421 my_obj->state = MM_STREAM_STATE_ACQUIRED; 422 } else { 423 /* failed setting ext_mode 424 * close fd */ 425 close(my_obj->fd); 426 my_obj->fd = 0; 427 break; 428 } 429 break; 430 default: 431 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 432 __func__, my_obj->state, evt, in_val, out_val); 433 break; 434 } 435 return rc; 436} 437 438/*=========================================================================== 439 * FUNCTION : mm_stream_fsm_acquired 440 * 441 * DESCRIPTION: stream finite state machine function to handle event in AQUIRED 442 * state. 443 * 444 * PARAMETERS : 445 * @my_obj : ptr to a stream object 446 * @evt : stream event to be processed 447 * @in_val : input event payload. Can be NULL if not needed. 448 * @out_val : output payload, Can be NULL if not needed. 449 * 450 * RETURN : int32_t type of status 451 * 0 -- success 452 * -1 -- failure 453 *==========================================================================*/ 454int32_t mm_stream_fsm_acquired(mm_stream_t *my_obj, 455 mm_stream_evt_type_t evt, 456 void * in_val, 457 void * out_val) 458{ 459 int32_t rc = 0; 460 461 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 462 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 463 switch(evt) { 464 case MM_STREAM_EVT_SET_FMT: 465 { 466 mm_camera_stream_config_t *config = 467 (mm_camera_stream_config_t *)in_val; 468 469 rc = mm_stream_config(my_obj, config); 470 471 /* change state to configed */ 472 my_obj->state = MM_STREAM_STATE_CFG; 473 474 break; 475 } 476 case MM_STREAM_EVT_RELEASE: 477 rc = mm_stream_release(my_obj); 478 /* change state to not used */ 479 my_obj->state = MM_STREAM_STATE_NOTUSED; 480 break; 481 case MM_STREAM_EVT_SET_PARM: 482 { 483 mm_evt_paylod_set_get_stream_parms_t *payload = 484 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 485 rc = mm_stream_set_parm(my_obj, payload->parms); 486 } 487 break; 488 case MM_STREAM_EVT_GET_PARM: 489 { 490 mm_evt_paylod_set_get_stream_parms_t *payload = 491 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 492 rc = mm_stream_get_parm(my_obj, payload->parms); 493 } 494 break; 495 default: 496 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 497 __func__, my_obj->state, evt, in_val, out_val); 498 } 499 CDBG("%s :X rc = %d", __func__, rc); 500 return rc; 501} 502 503/*=========================================================================== 504 * FUNCTION : mm_stream_fsm_cfg 505 * 506 * DESCRIPTION: stream finite state machine function to handle event in CONFIGURED 507 * state. 508 * 509 * PARAMETERS : 510 * @my_obj : ptr to a stream object 511 * @evt : stream event to be processed 512 * @in_val : input event payload. Can be NULL if not needed. 513 * @out_val : output payload, Can be NULL if not needed. 514 * 515 * RETURN : int32_t type of status 516 * 0 -- success 517 * -1 -- failure 518 *==========================================================================*/ 519int32_t mm_stream_fsm_cfg(mm_stream_t * my_obj, 520 mm_stream_evt_type_t evt, 521 void * in_val, 522 void * out_val) 523{ 524 int32_t rc = 0; 525 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 526 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 527 switch(evt) { 528 case MM_STREAM_EVT_SET_FMT: 529 { 530 mm_camera_stream_config_t *config = 531 (mm_camera_stream_config_t *)in_val; 532 533 rc = mm_stream_config(my_obj, config); 534 535 /* change state to configed */ 536 my_obj->state = MM_STREAM_STATE_CFG; 537 538 break; 539 } 540 case MM_STREAM_EVT_RELEASE: 541 rc = mm_stream_release(my_obj); 542 my_obj->state = MM_STREAM_STATE_NOTUSED; 543 break; 544 case MM_STREAM_EVT_SET_PARM: 545 { 546 mm_evt_paylod_set_get_stream_parms_t *payload = 547 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 548 rc = mm_stream_set_parm(my_obj, payload->parms); 549 } 550 break; 551 case MM_STREAM_EVT_GET_PARM: 552 { 553 mm_evt_paylod_set_get_stream_parms_t *payload = 554 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 555 rc = mm_stream_get_parm(my_obj, payload->parms); 556 } 557 break; 558 case MM_STREAM_EVT_GET_BUF: 559 rc = mm_stream_init_bufs(my_obj); 560 /* change state to buff allocated */ 561 if(0 == rc) { 562 my_obj->state = MM_STREAM_STATE_BUFFED; 563 } 564 break; 565 default: 566 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 567 __func__, my_obj->state, evt, in_val, out_val); 568 } 569 CDBG("%s :X rc = %d", __func__, rc); 570 return rc; 571} 572 573/*=========================================================================== 574 * FUNCTION : mm_stream_fsm_buffed 575 * 576 * DESCRIPTION: stream finite state machine function to handle event in BUFFED 577 * state. 578 * 579 * PARAMETERS : 580 * @my_obj : ptr to a stream object 581 * @evt : stream event to be processed 582 * @in_val : input event payload. Can be NULL if not needed. 583 * @out_val : output payload, Can be NULL if not needed. 584 * 585 * RETURN : int32_t type of status 586 * 0 -- success 587 * -1 -- failure 588 *==========================================================================*/ 589int32_t mm_stream_fsm_buffed(mm_stream_t * my_obj, 590 mm_stream_evt_type_t evt, 591 void * in_val, 592 void * out_val) 593{ 594 int32_t rc = 0; 595 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 596 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 597 switch(evt) { 598 case MM_STREAM_EVT_PUT_BUF: 599 rc = mm_stream_deinit_bufs(my_obj); 600 /* change state to configed */ 601 if(0 == rc) { 602 my_obj->state = MM_STREAM_STATE_CFG; 603 } 604 break; 605 case MM_STREAM_EVT_REG_BUF: 606 rc = mm_stream_reg_buf(my_obj); 607 /* change state to regged */ 608 if(0 == rc) { 609 my_obj->state = MM_STREAM_STATE_REG; 610 } 611 break; 612 case MM_STREAM_EVT_SET_PARM: 613 { 614 mm_evt_paylod_set_get_stream_parms_t *payload = 615 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 616 rc = mm_stream_set_parm(my_obj, payload->parms); 617 } 618 break; 619 case MM_STREAM_EVT_GET_PARM: 620 { 621 mm_evt_paylod_set_get_stream_parms_t *payload = 622 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 623 rc = mm_stream_get_parm(my_obj, payload->parms); 624 } 625 break; 626 default: 627 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 628 __func__, my_obj->state, evt, in_val, out_val); 629 } 630 CDBG("%s :X rc = %d", __func__, rc); 631 return rc; 632} 633 634/*=========================================================================== 635 * FUNCTION : mm_stream_fsm_reg 636 * 637 * DESCRIPTION: stream finite state machine function to handle event in REGGED 638 * state. 639 * 640 * PARAMETERS : 641 * @my_obj : ptr to a stream object 642 * @evt : stream event to be processed 643 * @in_val : input event payload. Can be NULL if not needed. 644 * @out_val : output payload, Can be NULL if not needed. 645 * 646 * RETURN : int32_t type of status 647 * 0 -- success 648 * -1 -- failure 649 *==========================================================================*/ 650int32_t mm_stream_fsm_reg(mm_stream_t * my_obj, 651 mm_stream_evt_type_t evt, 652 void * in_val, 653 void * out_val) 654{ 655 int32_t rc = 0; 656 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 657 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 658 659 switch(evt) { 660 case MM_STREAM_EVT_UNREG_BUF: 661 rc = mm_stream_unreg_buf(my_obj); 662 663 /* change state to buffed */ 664 my_obj->state = MM_STREAM_STATE_BUFFED; 665 break; 666 case MM_STREAM_EVT_START: 667 { 668 uint8_t has_cb = 0; 669 uint8_t i; 670 /* launch cmd thread if CB is not null */ 671 pthread_mutex_lock(&my_obj->cb_lock); 672 for (i = 0; i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 673 if(NULL != my_obj->buf_cb[i].cb) { 674 has_cb = 1; 675 break; 676 } 677 } 678 pthread_mutex_unlock(&my_obj->cb_lock); 679 680 if (has_cb) { 681 mm_camera_cmd_thread_launch(&my_obj->cmd_thread, 682 mm_stream_dispatch_app_data, 683 (void *)my_obj); 684 } 685 686 my_obj->state = MM_STREAM_STATE_ACTIVE; 687 rc = mm_stream_streamon(my_obj); 688 if (0 != rc) { 689 /* failed stream on, need to release cmd thread if it's launched */ 690 if (has_cb) { 691 mm_camera_cmd_thread_release(&my_obj->cmd_thread); 692 } 693 my_obj->state = MM_STREAM_STATE_REG; 694 break; 695 } 696 } 697 break; 698 case MM_STREAM_EVT_SET_PARM: 699 { 700 mm_evt_paylod_set_get_stream_parms_t *payload = 701 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 702 rc = mm_stream_set_parm(my_obj, payload->parms); 703 } 704 break; 705 case MM_STREAM_EVT_GET_PARM: 706 { 707 mm_evt_paylod_set_get_stream_parms_t *payload = 708 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 709 rc = mm_stream_get_parm(my_obj, payload->parms); 710 } 711 break; 712 default: 713 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 714 __func__, my_obj->state, evt, in_val, out_val); 715 } 716 CDBG("%s :X rc = %d", __func__, rc); 717 return rc; 718} 719 720/*=========================================================================== 721 * FUNCTION : mm_stream_fsm_active 722 * 723 * DESCRIPTION: stream finite state machine function to handle event in ACTIVE 724 * state. 725 * 726 * PARAMETERS : 727 * @my_obj : ptr to a stream object 728 * @evt : stream event to be processed 729 * @in_val : input event payload. Can be NULL if not needed. 730 * @out_val : output payload, Can be NULL if not needed. 731 * 732 * RETURN : int32_t type of status 733 * 0 -- success 734 * -1 -- failure 735 *==========================================================================*/ 736int32_t mm_stream_fsm_active(mm_stream_t * my_obj, 737 mm_stream_evt_type_t evt, 738 void * in_val, 739 void * out_val) 740{ 741 int32_t rc = 0; 742 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 743 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 744 switch(evt) { 745 case MM_STREAM_EVT_QBUF: 746 rc = mm_stream_buf_done(my_obj, (mm_camera_buf_def_t *)in_val); 747 break; 748 case MM_STREAM_EVT_STOP: 749 { 750 uint8_t has_cb = 0; 751 uint8_t i; 752 rc = mm_stream_streamoff(my_obj); 753 754 pthread_mutex_lock(&my_obj->cb_lock); 755 for (i = 0; i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 756 if(NULL != my_obj->buf_cb[i].cb) { 757 has_cb = 1; 758 break; 759 } 760 } 761 pthread_mutex_unlock(&my_obj->cb_lock); 762 763 if (has_cb) { 764 mm_camera_cmd_thread_release(&my_obj->cmd_thread); 765 } 766 my_obj->state = MM_STREAM_STATE_REG; 767 } 768 break; 769 case MM_STREAM_EVT_SET_PARM: 770 { 771 mm_evt_paylod_set_get_stream_parms_t *payload = 772 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 773 rc = mm_stream_set_parm(my_obj, payload->parms); 774 } 775 break; 776 case MM_STREAM_EVT_GET_PARM: 777 { 778 mm_evt_paylod_set_get_stream_parms_t *payload = 779 (mm_evt_paylod_set_get_stream_parms_t *)in_val; 780 rc = mm_stream_get_parm(my_obj, payload->parms); 781 } 782 break; 783 case MM_STREAM_EVT_DO_ACTION: 784 rc = mm_stream_do_action(my_obj, in_val); 785 break; 786 default: 787 CDBG_ERROR("%s: invalid state (%d) for evt (%d), in(%p), out(%p)", 788 __func__, my_obj->state, evt, in_val, out_val); 789 } 790 CDBG("%s :X rc = %d", __func__, rc); 791 return rc; 792} 793 794/*=========================================================================== 795 * FUNCTION : mm_stream_config 796 * 797 * DESCRIPTION: configure a stream 798 * 799 * PARAMETERS : 800 * @my_obj : stream object 801 * @config : stream configuration 802 * 803 * RETURN : int32_t type of status 804 * 0 -- success 805 * -1 -- failure 806 *==========================================================================*/ 807int32_t mm_stream_config(mm_stream_t *my_obj, 808 mm_camera_stream_config_t *config) 809{ 810 int32_t rc = 0; 811 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 812 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 813 my_obj->stream_info = config->stream_info; 814 my_obj->buf_num = 0; 815 my_obj->mem_vtbl = config->mem_vtbl; 816 my_obj->padding_info = config->padding_info; 817 /* cd through intf always palced at idx 0 of buf_cb */ 818 my_obj->buf_cb[0].cb = config->stream_cb; 819 my_obj->buf_cb[0].user_data = config->userdata; 820 my_obj->buf_cb[0].cb_count = -1; /* infinite by default */ 821 822 rc = mm_stream_sync_info(my_obj); 823 if (rc == 0) { 824 rc = mm_stream_set_fmt(my_obj); 825 } 826 return rc; 827} 828 829/*=========================================================================== 830 * FUNCTION : mm_stream_release 831 * 832 * DESCRIPTION: release a stream resource 833 * 834 * PARAMETERS : 835 * @my_obj : stream object 836 * 837 * RETURN : int32_t type of status 838 * 0 -- success 839 * -1 -- failure 840 *==========================================================================*/ 841int32_t mm_stream_release(mm_stream_t *my_obj) 842{ 843 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 844 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 845 846 /* close fd */ 847 if(my_obj->fd > 0) 848 { 849 close(my_obj->fd); 850 } 851 852 /* destroy mutex */ 853 pthread_mutex_destroy(&my_obj->buf_lock); 854 pthread_mutex_destroy(&my_obj->cb_lock); 855 856 /* reset stream obj */ 857 memset(my_obj, 0, sizeof(mm_stream_t)); 858 859 return 0; 860} 861 862/*=========================================================================== 863 * FUNCTION : mm_stream_streamon 864 * 865 * DESCRIPTION: stream on a stream. sending v4l2 request to kernel 866 * 867 * PARAMETERS : 868 * @my_obj : stream object 869 * 870 * RETURN : int32_t type of status 871 * 0 -- success 872 * -1 -- failure 873 *==========================================================================*/ 874int32_t mm_stream_streamon(mm_stream_t *my_obj) 875{ 876 int32_t rc; 877 enum v4l2_buf_type buf_type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 878 879 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 880 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 881 /* Add fd to data poll thread */ 882 rc = mm_camera_poll_thread_add_poll_fd(&my_obj->ch_obj->poll_thread[0], 883 my_obj->my_hdl, 884 my_obj->fd, 885 mm_stream_data_notify, 886 (void*)my_obj); 887 if (rc < 0) { 888 return rc; 889 } 890 rc = ioctl(my_obj->fd, VIDIOC_STREAMON, &buf_type); 891 if (rc < 0) { 892 CDBG_ERROR("%s: ioctl VIDIOC_STREAMON failed: rc=%d\n", 893 __func__, rc); 894 /* remove fd from data poll thread in case of failure */ 895 mm_camera_poll_thread_del_poll_fd(&my_obj->ch_obj->poll_thread[0], my_obj->my_hdl); 896 } 897 CDBG("%s :X rc = %d",__func__,rc); 898 return rc; 899} 900 901/*=========================================================================== 902 * FUNCTION : mm_stream_streamoff 903 * 904 * DESCRIPTION: stream off a stream. sending v4l2 request to kernel 905 * 906 * PARAMETERS : 907 * @my_obj : stream object 908 * 909 * RETURN : int32_t type of status 910 * 0 -- success 911 * -1 -- failure 912 *==========================================================================*/ 913int32_t mm_stream_streamoff(mm_stream_t *my_obj) 914{ 915 int32_t rc; 916 enum v4l2_buf_type buf_type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 917 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 918 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 919 920 /* step1: remove fd from data poll thread */ 921 mm_camera_poll_thread_del_poll_fd(&my_obj->ch_obj->poll_thread[0], my_obj->my_hdl); 922 923 /* step2: stream off */ 924 rc = ioctl(my_obj->fd, VIDIOC_STREAMOFF, &buf_type); 925 if (rc < 0) { 926 CDBG_ERROR("%s: STREAMOFF failed: %s\n", 927 __func__, strerror(errno)); 928 } 929 CDBG("%s :X rc = %d",__func__,rc); 930 return rc; 931} 932 933/*=========================================================================== 934 * FUNCTION : mm_stream_read_msm_frame 935 * 936 * DESCRIPTION: dequeue a stream buffer from kernel queue 937 * 938 * PARAMETERS : 939 * @my_obj : stream object 940 * @buf_info : ptr to a struct storing buffer information 941 * @num_planes : number of planes in the buffer 942 * 943 * RETURN : int32_t type of status 944 * 0 -- success 945 * -1 -- failure 946 *==========================================================================*/ 947int32_t mm_stream_read_msm_frame(mm_stream_t * my_obj, 948 mm_camera_buf_info_t* buf_info, 949 uint8_t num_planes) 950{ 951 int32_t rc = 0; 952 struct v4l2_buffer vb; 953 struct v4l2_plane planes[VIDEO_MAX_PLANES]; 954 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 955 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 956 957 memset(&vb, 0, sizeof(vb)); 958 vb.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 959 vb.memory = V4L2_MEMORY_USERPTR; 960 vb.m.planes = &planes[0]; 961 vb.length = num_planes; 962 963 rc = ioctl(my_obj->fd, VIDIOC_DQBUF, &vb); 964 if (rc < 0) { 965 CDBG_ERROR("%s: VIDIOC_DQBUF ioctl call failed (rc=%d)\n", 966 __func__, rc); 967 } else { 968 int8_t idx = vb.index; 969 buf_info->buf = &my_obj->buf[idx]; 970 buf_info->frame_idx = vb.sequence; 971 buf_info->stream_id = my_obj->my_hdl; 972 973 buf_info->buf->stream_id = my_obj->my_hdl; 974 buf_info->buf->buf_idx = idx; 975 buf_info->buf->frame_idx = vb.sequence; 976 buf_info->buf->ts.tv_sec = vb.timestamp.tv_sec; 977 buf_info->buf->ts.tv_nsec = vb.timestamp.tv_usec * 1000; 978 CDBG("%s: VIDIOC_DQBUF buf_index %d, frame_idx %d, stream type %d\n", 979 __func__, vb.index, buf_info->buf->frame_idx, my_obj->stream_info->stream_type); 980 if ( NULL != my_obj->mem_vtbl.clean_invalidate_buf ) { 981 rc = my_obj->mem_vtbl.clean_invalidate_buf(idx, 982 my_obj->mem_vtbl.user_data); 983 if ( 0 > rc ) { 984 CDBG_ERROR("%s: Clean invalidate cache failed on buffer index: %d", 985 __func__, 986 idx); 987 return rc; 988 } 989 } else { 990 CDBG_ERROR(" %s : Clean invalidate cache op not supported\n", __func__); 991 } 992 } 993 994 CDBG("%s :X rc = %d",__func__,rc); 995 return rc; 996} 997 998/*=========================================================================== 999 * FUNCTION : mm_stream_set_parms 1000 * 1001 * DESCRIPTION: set parameters per stream 1002 * 1003 * PARAMETERS : 1004 * @my_obj : stream object 1005 * @in_value : ptr to a param struct to be set to server 1006 * 1007 * RETURN : int32_t type of status 1008 * 0 -- success 1009 * -1 -- failure 1010 * NOTE : Assume the parms struct buf is already mapped to server via 1011 * domain socket. Corresponding fields of parameters to be set 1012 * are already filled in by upper layer caller. 1013 *==========================================================================*/ 1014int32_t mm_stream_set_parm(mm_stream_t *my_obj, 1015 cam_stream_parm_buffer_t *in_value) 1016{ 1017 int32_t rc = -1; 1018 int32_t value = 0; 1019 if (in_value != NULL) { 1020 rc = mm_camera_util_s_ctrl(my_obj->fd, CAM_PRIV_STREAM_PARM, &value); 1021 } 1022 return rc; 1023} 1024 1025/*=========================================================================== 1026 * FUNCTION : mm_stream_get_parms 1027 * 1028 * DESCRIPTION: get parameters per stream 1029 * 1030 * PARAMETERS : 1031 * @my_obj : stream object 1032 * @in_value : ptr to a param struct to be get from server 1033 * 1034 * RETURN : int32_t type of status 1035 * 0 -- success 1036 * -1 -- failure 1037 * NOTE : Assume the parms struct buf is already mapped to server via 1038 * domain socket. Corresponding fields of parameters to be get 1039 * are already filled in by upper layer caller. 1040 *==========================================================================*/ 1041int32_t mm_stream_get_parm(mm_stream_t *my_obj, 1042 cam_stream_parm_buffer_t *in_value) 1043{ 1044 int32_t rc = -1; 1045 int32_t value = 0; 1046 if (in_value != NULL) { 1047 rc = mm_camera_util_g_ctrl(my_obj->fd, CAM_PRIV_STREAM_PARM, &value); 1048 } 1049 return rc; 1050} 1051 1052/*=========================================================================== 1053 * FUNCTION : mm_stream_do_actions 1054 * 1055 * DESCRIPTION: request server to perform stream based actions 1056 * 1057 * PARAMETERS : 1058 * @my_obj : stream object 1059 * @in_value : ptr to a struct of actions to be performed by the server 1060 * 1061 * RETURN : int32_t type of status 1062 * 0 -- success 1063 * -1 -- failure 1064 * NOTE : Assume the action struct buf is already mapped to server via 1065 * domain socket. Corresponding fields of actions to be performed 1066 * are already filled in by upper layer caller. 1067 *==========================================================================*/ 1068int32_t mm_stream_do_action(mm_stream_t *my_obj, 1069 void *in_value) 1070{ 1071 int32_t rc = -1; 1072 int32_t value = 0; 1073 if (in_value != NULL) { 1074 rc = mm_camera_util_s_ctrl(my_obj->fd, CAM_PRIV_STREAM_PARM, &value); 1075 } 1076 return rc; 1077} 1078 1079/*=========================================================================== 1080 * FUNCTION : mm_stream_set_ext_mode 1081 * 1082 * DESCRIPTION: set stream extended mode to server via v4l2 ioctl 1083 * 1084 * PARAMETERS : 1085 * @my_obj : stream object 1086 * 1087 * RETURN : int32_t type of status 1088 * 0 -- success 1089 * -1 -- failure 1090 * NOTE : Server will return a server stream id that uniquely identify 1091 * this stream on server side. Later on communication to server 1092 * per stream should use this server stream id. 1093 *==========================================================================*/ 1094int32_t mm_stream_set_ext_mode(mm_stream_t * my_obj) 1095{ 1096 int32_t rc = 0; 1097 struct v4l2_streamparm s_parm; 1098 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1099 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1100 1101 memset(&s_parm, 0, sizeof(s_parm)); 1102 s_parm.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1103 1104 rc = ioctl(my_obj->fd, VIDIOC_S_PARM, &s_parm); 1105 CDBG("%s:stream fd=%d, rc=%d, extended_mode=%d\n", 1106 __func__, my_obj->fd, rc, s_parm.parm.capture.extendedmode); 1107 if (rc == 0) { 1108 /* get server stream id */ 1109 my_obj->server_stream_id = s_parm.parm.capture.extendedmode; 1110 } 1111 return rc; 1112} 1113 1114/*=========================================================================== 1115 * FUNCTION : mm_stream_qbuf 1116 * 1117 * DESCRIPTION: enqueue buffer back to kernel queue for furture use 1118 * 1119 * PARAMETERS : 1120 * @my_obj : stream object 1121 * @buf : ptr to a struct storing buffer information 1122 * 1123 * RETURN : int32_t type of status 1124 * 0 -- success 1125 * -1 -- failure 1126 *==========================================================================*/ 1127int32_t mm_stream_qbuf(mm_stream_t *my_obj, mm_camera_buf_def_t *buf) 1128{ 1129 int32_t rc = 0; 1130 struct v4l2_buffer buffer; 1131 struct v4l2_plane planes[VIDEO_MAX_PLANES]; 1132 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1133 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1134 1135 memcpy(planes, buf->planes, sizeof(planes)); 1136 memset(&buffer, 0, sizeof(buffer)); 1137 buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1138 buffer.memory = V4L2_MEMORY_USERPTR; 1139 buffer.index = buf->buf_idx; 1140 buffer.m.planes = &planes[0]; 1141 buffer.length = buf->num_planes; 1142 1143 CDBG("%s:plane 0: stream_hdl=%d,fd=%d,frame idx=%d,num_planes = %d, offset = %d, data_offset = %d\n", __func__, 1144 buf->stream_id, buf->fd, buffer.index, buffer.length, buf->planes[0].reserved[0], buf->planes[0].data_offset); 1145 CDBG("%s:plane 1: stream_hdl=%d,fd=%d,frame idx=%d,num_planes = %d, offset = %d, data_offset = %d\n", __func__, 1146 buf->stream_id, buf->fd, buffer.index, buffer.length, buf->planes[1].reserved[0], buf->planes[1].data_offset); 1147 1148 if ( NULL != my_obj->mem_vtbl.invalidate_buf ) { 1149 rc = my_obj->mem_vtbl.invalidate_buf(buffer.index, 1150 my_obj->mem_vtbl.user_data); 1151 if ( 0 > rc ) { 1152 CDBG_ERROR("%s: Cache invalidate failed on buffer index: %d", 1153 __func__, 1154 buffer.index); 1155 return rc; 1156 } 1157 } else { 1158 CDBG_ERROR("%s: Cache invalidate op not added", __func__); 1159 } 1160 1161 rc = ioctl(my_obj->fd, VIDIOC_QBUF, &buffer); 1162 CDBG("%s: qbuf idx:%d, rc:%d", __func__, buffer.index, rc); 1163 return rc; 1164} 1165 1166/*=========================================================================== 1167 * FUNCTION : mm_stream_request_buf 1168 * 1169 * DESCRIPTION: This function let kernel know the amount of buffers need to 1170 * be registered via v4l2 ioctl. 1171 * 1172 * PARAMETERS : 1173 * @my_obj : stream object 1174 * 1175 * RETURN : int32_t type of status 1176 * 0 -- success 1177 * -1 -- failure 1178 *==========================================================================*/ 1179int32_t mm_stream_request_buf(mm_stream_t * my_obj) 1180{ 1181 int32_t rc = 0; 1182 struct v4l2_requestbuffers bufreq; 1183 uint8_t buf_num = my_obj->buf_num; 1184 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1185 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1186 1187 if(buf_num > MM_CAMERA_MAX_NUM_FRAMES) { 1188 CDBG_ERROR("%s: buf num %d > max limit %d\n", 1189 __func__, buf_num, MM_CAMERA_MAX_NUM_FRAMES); 1190 return -1; 1191 } 1192 1193 memset(&bufreq, 0, sizeof(bufreq)); 1194 bufreq.count = buf_num; 1195 bufreq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1196 bufreq.memory = V4L2_MEMORY_USERPTR; 1197 rc = ioctl(my_obj->fd, VIDIOC_REQBUFS, &bufreq); 1198 if (rc < 0) { 1199 CDBG_ERROR("%s: fd=%d, ioctl VIDIOC_REQBUFS failed: rc=%d\n", 1200 __func__, my_obj->fd, rc); 1201 } 1202 CDBG("%s :X rc = %d",__func__,rc); 1203 return rc; 1204} 1205 1206/*=========================================================================== 1207 * FUNCTION : mm_stream_map_buf 1208 * 1209 * DESCRIPTION: mapping stream buffer via domain socket to server 1210 * 1211 * PARAMETERS : 1212 * @my_obj : stream object 1213 * @buf_type : type of buffer to be mapped. could be following values: 1214 * CAM_MAPPING_BUF_TYPE_STREAM_BUF 1215 * CAM_MAPPING_BUF_TYPE_STREAM_INFO 1216 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1217 * @frame_idx : index of buffer within the stream buffers, only valid if 1218 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1219 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1220 * @plane_idx : plane index. If all planes share the same fd, 1221 * plane_idx = -1; otherwise, plean_idx is the 1222 * index to plane (0..num_of_planes) 1223 * @fd : file descriptor of the buffer 1224 * @size : size of the buffer 1225 * 1226 * RETURN : int32_t type of status 1227 * 0 -- success 1228 * -1 -- failure 1229 *==========================================================================*/ 1230int32_t mm_stream_map_buf(mm_stream_t * my_obj, 1231 uint8_t buf_type, 1232 uint32_t frame_idx, 1233 int32_t plane_idx, 1234 int fd, 1235 uint32_t size) 1236{ 1237 if (NULL == my_obj || NULL == my_obj->ch_obj || NULL == my_obj->ch_obj->cam_obj) { 1238 CDBG_ERROR("%s: NULL obj of stream/channel/camera", __func__); 1239 return -1; 1240 } 1241 1242 cam_sock_packet_t packet; 1243 memset(&packet, 0, sizeof(cam_sock_packet_t)); 1244 packet.msg_type = CAM_MAPPING_TYPE_FD_MAPPING; 1245 packet.payload.buf_map.type = buf_type; 1246 packet.payload.buf_map.fd = fd; 1247 packet.payload.buf_map.size = size; 1248 packet.payload.buf_map.stream_id = my_obj->server_stream_id; 1249 packet.payload.buf_map.frame_idx = frame_idx; 1250 packet.payload.buf_map.plane_idx = plane_idx; 1251 return mm_camera_util_sendmsg(my_obj->ch_obj->cam_obj, 1252 &packet, 1253 sizeof(cam_sock_packet_t), 1254 fd); 1255} 1256 1257/*=========================================================================== 1258 * FUNCTION : mm_stream_unmap_buf 1259 * 1260 * DESCRIPTION: unmapping stream buffer via domain socket to server 1261 * 1262 * PARAMETERS : 1263 * @my_obj : stream object 1264 * @buf_type : type of buffer to be unmapped. could be following values: 1265 * CAM_MAPPING_BUF_TYPE_STREAM_BUF 1266 * CAM_MAPPING_BUF_TYPE_STREAM_INFO 1267 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1268 * @frame_idx : index of buffer within the stream buffers, only valid if 1269 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1270 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1271 * @plane_idx : plane index. If all planes share the same fd, 1272 * plane_idx = -1; otherwise, plean_idx is the 1273 * index to plane (0..num_of_planes) 1274 * 1275 * RETURN : int32_t type of status 1276 * 0 -- success 1277 * -1 -- failure 1278 *==========================================================================*/ 1279int32_t mm_stream_unmap_buf(mm_stream_t * my_obj, 1280 uint8_t buf_type, 1281 uint32_t frame_idx, 1282 int32_t plane_idx) 1283{ 1284 if (NULL == my_obj || NULL == my_obj->ch_obj || NULL == my_obj->ch_obj->cam_obj) { 1285 CDBG_ERROR("%s: NULL obj of stream/channel/camera", __func__); 1286 return -1; 1287 } 1288 1289 cam_sock_packet_t packet; 1290 memset(&packet, 0, sizeof(cam_sock_packet_t)); 1291 packet.msg_type = CAM_MAPPING_TYPE_FD_UNMAPPING; 1292 packet.payload.buf_unmap.type = buf_type; 1293 packet.payload.buf_unmap.stream_id = my_obj->server_stream_id; 1294 packet.payload.buf_unmap.frame_idx = frame_idx; 1295 packet.payload.buf_unmap.plane_idx = plane_idx; 1296 return mm_camera_util_sendmsg(my_obj->ch_obj->cam_obj, 1297 &packet, 1298 sizeof(cam_sock_packet_t), 1299 0); 1300} 1301 1302/*=========================================================================== 1303 * FUNCTION : mm_stream_map_buf_ops 1304 * 1305 * DESCRIPTION: ops for mapping stream buffer via domain socket to server. 1306 * This function will be passed to upper layer as part of ops table 1307 * to be used by upper layer when allocating stream buffers and mapping 1308 * buffers to server via domain socket. 1309 * 1310 * PARAMETERS : 1311 * @frame_idx : index of buffer within the stream buffers, only valid if 1312 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1313 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1314 * @plane_idx : plane index. If all planes share the same fd, 1315 * plane_idx = -1; otherwise, plean_idx is the 1316 * index to plane (0..num_of_planes) 1317 * @fd : file descriptor of the buffer 1318 * @size : size of the buffer 1319 * @userdata : user data ptr (stream object) 1320 * 1321 * RETURN : int32_t type of status 1322 * 0 -- success 1323 * -1 -- failure 1324 *==========================================================================*/ 1325static int32_t mm_stream_map_buf_ops(uint32_t frame_idx, 1326 int32_t plane_idx, 1327 int fd, 1328 uint32_t size, 1329 void *userdata) 1330{ 1331 mm_stream_t *my_obj = (mm_stream_t *)userdata; 1332 return mm_stream_map_buf(my_obj, 1333 CAM_MAPPING_BUF_TYPE_STREAM_BUF, 1334 frame_idx, plane_idx, fd, size); 1335} 1336 1337/*=========================================================================== 1338 * FUNCTION : mm_stream_unmap_buf_ops 1339 * 1340 * DESCRIPTION: ops for unmapping stream buffer via domain socket to server. 1341 * This function will be passed to upper layer as part of ops table 1342 * to be used by upper layer when allocating stream buffers and unmapping 1343 * buffers to server via domain socket. 1344 * 1345 * PARAMETERS : 1346 * @frame_idx : index of buffer within the stream buffers, only valid if 1347 * buf_type is CAM_MAPPING_BUF_TYPE_STREAM_BUF or 1348 * CAM_MAPPING_BUF_TYPE_OFFLINE_INPUT_BUF 1349 * @plane_idx : plane index. If all planes share the same fd, 1350 * plane_idx = -1; otherwise, plean_idx is the 1351 * index to plane (0..num_of_planes) 1352 * @userdata : user data ptr (stream object) 1353 * 1354 * RETURN : int32_t type of status 1355 * 0 -- success 1356 * -1 -- failure 1357 *==========================================================================*/ 1358static int32_t mm_stream_unmap_buf_ops(uint32_t frame_idx, 1359 int32_t plane_idx, 1360 void *userdata) 1361{ 1362 mm_stream_t *my_obj = (mm_stream_t *)userdata; 1363 return mm_stream_unmap_buf(my_obj, 1364 CAM_MAPPING_BUF_TYPE_STREAM_BUF, 1365 frame_idx, 1366 plane_idx); 1367} 1368 1369/*=========================================================================== 1370 * FUNCTION : mm_stream_init_bufs 1371 * 1372 * DESCRIPTION: initialize stream buffers needed. This function will request 1373 * buffers needed from upper layer through the mem ops table passed 1374 * during configuration stage. 1375 * 1376 * PARAMETERS : 1377 * @my_obj : stream object 1378 * 1379 * RETURN : int32_t type of status 1380 * 0 -- success 1381 * -1 -- failure 1382 *==========================================================================*/ 1383int32_t mm_stream_init_bufs(mm_stream_t * my_obj) 1384{ 1385 int32_t i, rc = 0; 1386 uint8_t *reg_flags = NULL; 1387 mm_camera_map_unmap_ops_tbl_t ops_tbl; 1388 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1389 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1390 1391 /* deinit buf if it's not NULL*/ 1392 if (NULL != my_obj->buf) { 1393 mm_stream_deinit_bufs(my_obj); 1394 } 1395 1396 ops_tbl.map_ops = mm_stream_map_buf_ops; 1397 ops_tbl.unmap_ops = mm_stream_unmap_buf_ops; 1398 ops_tbl.userdata = my_obj; 1399 1400 rc = my_obj->mem_vtbl.get_bufs(&my_obj->frame_offset, 1401 &my_obj->buf_num, 1402 ®_flags, 1403 &my_obj->buf, 1404 &ops_tbl, 1405 my_obj->mem_vtbl.user_data); 1406 1407 if (0 != rc) { 1408 CDBG_ERROR("%s: Error get buf, rc = %d\n", __func__, rc); 1409 return rc; 1410 } 1411 1412 my_obj->buf_status = 1413 (mm_stream_buf_status_t *)malloc(sizeof(mm_stream_buf_status_t) * my_obj->buf_num); 1414 1415 if (NULL == my_obj->buf_status) { 1416 CDBG_ERROR("%s: No memory for buf_status", __func__); 1417 mm_stream_deinit_bufs(my_obj); 1418 free(reg_flags); 1419 return -1; 1420 } 1421 1422 memset(my_obj->buf_status, 0, sizeof(mm_stream_buf_status_t) * my_obj->buf_num); 1423 for (i = 0; i < my_obj->buf_num; i++) { 1424 my_obj->buf_status[i].initial_reg_flag = reg_flags[i]; 1425 my_obj->buf[i].stream_id = my_obj->my_hdl; 1426 my_obj->buf[i].stream_type = my_obj->stream_info->stream_type; 1427 } 1428 1429 free(reg_flags); 1430 reg_flags = NULL; 1431 1432 return rc; 1433} 1434 1435/*=========================================================================== 1436 * FUNCTION : mm_stream_deinit_bufs 1437 * 1438 * DESCRIPTION: return stream buffers to upper layer through the mem ops table 1439 * passed during configuration stage. 1440 * 1441 * PARAMETERS : 1442 * @my_obj : stream object 1443 * 1444 * RETURN : int32_t type of status 1445 * 0 -- success 1446 * -1 -- failure 1447 *==========================================================================*/ 1448int32_t mm_stream_deinit_bufs(mm_stream_t * my_obj) 1449{ 1450 int32_t rc = 0; 1451 mm_camera_map_unmap_ops_tbl_t ops_tbl; 1452 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1453 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1454 1455 if (NULL == my_obj->buf) { 1456 CDBG("%s: Buf is NULL, no need to deinit", __func__); 1457 return rc; 1458 } 1459 1460 /* release bufs */ 1461 ops_tbl.map_ops = mm_stream_map_buf_ops; 1462 ops_tbl.unmap_ops = mm_stream_unmap_buf_ops; 1463 ops_tbl.userdata = my_obj; 1464 1465 rc = my_obj->mem_vtbl.put_bufs(&ops_tbl, 1466 my_obj->mem_vtbl.user_data); 1467 1468 free(my_obj->buf); 1469 my_obj->buf = NULL; 1470 if (my_obj->buf_status != NULL) { 1471 free(my_obj->buf_status); 1472 my_obj->buf_status = NULL; 1473 } 1474 1475 return rc; 1476} 1477 1478/*=========================================================================== 1479 * FUNCTION : mm_stream_reg_buf 1480 * 1481 * DESCRIPTION: register buffers with kernel by calling v4l2 ioctl QBUF for 1482 * each buffer in the stream 1483 * 1484 * PARAMETERS : 1485 * @my_obj : stream object 1486 * 1487 * RETURN : int32_t type of status 1488 * 0 -- success 1489 * -1 -- failure 1490 *==========================================================================*/ 1491int32_t mm_stream_reg_buf(mm_stream_t * my_obj) 1492{ 1493 int32_t rc = 0; 1494 uint8_t i; 1495 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1496 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1497 1498 rc = mm_stream_request_buf(my_obj); 1499 if (rc != 0) { 1500 return rc; 1501 } 1502 1503 pthread_mutex_lock(&my_obj->buf_lock); 1504 for(i = 0; i < my_obj->buf_num; i++){ 1505 /* check if need to qbuf initially */ 1506 if (my_obj->buf_status[i].initial_reg_flag) { 1507 rc = mm_stream_qbuf(my_obj, &my_obj->buf[i]); 1508 if (rc != 0) { 1509 CDBG_ERROR("%s: VIDIOC_QBUF rc = %d\n", __func__, rc); 1510 break; 1511 } 1512 my_obj->buf_status[i].buf_refcnt = 0; 1513 my_obj->buf_status[i].in_kernel = 1; 1514 } else { 1515 /* the buf is held by upper layer, will not queue into kernel. 1516 * add buf reference count */ 1517 my_obj->buf_status[i].buf_refcnt = 1; 1518 my_obj->buf_status[i].in_kernel = 0; 1519 } 1520 } 1521 pthread_mutex_unlock(&my_obj->buf_lock); 1522 1523 return rc; 1524} 1525 1526/*=========================================================================== 1527 * FUNCTION : mm_stream_unreg buf 1528 * 1529 * DESCRIPTION: unregister all stream buffers from kernel 1530 * 1531 * PARAMETERS : 1532 * @my_obj : stream object 1533 * 1534 * RETURN : int32_t type of status 1535 * 0 -- success 1536 * -1 -- failure 1537 *==========================================================================*/ 1538int32_t mm_stream_unreg_buf(mm_stream_t * my_obj) 1539{ 1540 struct v4l2_requestbuffers bufreq; 1541 int32_t i, rc = 0; 1542 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 1543 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 1544 1545 /* unreg buf to kernel */ 1546 bufreq.count = 0; 1547 bufreq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1548 bufreq.memory = V4L2_MEMORY_USERPTR; 1549 rc = ioctl(my_obj->fd, VIDIOC_REQBUFS, &bufreq); 1550 if (rc < 0) { 1551 CDBG_ERROR("%s: fd=%d, VIDIOC_REQBUFS failed, rc=%d\n", 1552 __func__, my_obj->fd, rc); 1553 } 1554 1555 /* reset buf reference count */ 1556 pthread_mutex_lock(&my_obj->buf_lock); 1557 if (NULL != my_obj->buf_status) { 1558 for(i = 0; i < my_obj->buf_num; i++){ 1559 my_obj->buf_status[i].buf_refcnt = 0; 1560 my_obj->buf_status[i].in_kernel = 0; 1561 } 1562 } 1563 pthread_mutex_unlock(&my_obj->buf_lock); 1564 1565 return rc; 1566} 1567 1568/*=========================================================================== 1569 * FUNCTION : mm_stream_get_v4l2_fmt 1570 * 1571 * DESCRIPTION: translate camera image format into FOURCC code 1572 * 1573 * PARAMETERS : 1574 * @fmt : camera image format 1575 * 1576 * RETURN : FOURCC code for image format 1577 *==========================================================================*/ 1578uint32_t mm_stream_get_v4l2_fmt(cam_format_t fmt) 1579{ 1580 uint32_t val; 1581 switch(fmt) { 1582 case CAM_FORMAT_YUV_420_NV12: 1583 val = V4L2_PIX_FMT_NV12; 1584 break; 1585 case CAM_FORMAT_YUV_420_NV21: 1586 val = V4L2_PIX_FMT_NV21; 1587 break; 1588 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GBRG: 1589 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GRBG: 1590 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_RGGB: 1591 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_BGGR: 1592 val= V4L2_PIX_FMT_SBGGR10; 1593 break; 1594 case CAM_FORMAT_YUV_422_NV61: 1595 val= V4L2_PIX_FMT_NV61; 1596 break; 1597 case CAM_FORMAT_YUV_RAW_8BIT_YUYV: 1598 val= V4L2_PIX_FMT_YUYV; 1599 break; 1600 case CAM_FORMAT_YUV_RAW_8BIT_YVYU: 1601 val= V4L2_PIX_FMT_YVYU; 1602 break; 1603 case CAM_FORMAT_YUV_RAW_8BIT_UYVY: 1604 val= V4L2_PIX_FMT_UYVY; 1605 break; 1606 case CAM_FORMAT_YUV_RAW_8BIT_VYUY: 1607 val= V4L2_PIX_FMT_VYUY; 1608 break; 1609 case CAM_FORMAT_YUV_420_YV12: 1610 val= V4L2_PIX_FMT_NV12; 1611 break; 1612 case CAM_FORMAT_YUV_422_NV16: 1613 val= V4L2_PIX_FMT_NV16; 1614 break; 1615 default: 1616 val = 0; 1617 CDBG_ERROR("%s: Unknown fmt=%d", __func__, fmt); 1618 break; 1619 } 1620 CDBG("%s: fmt=%d, val =%d", __func__, fmt, val); 1621 return val; 1622} 1623 1624/*=========================================================================== 1625 * FUNCTION : mm_stream_calc_offset_preview 1626 * 1627 * DESCRIPTION: calculate preview/postview frame offset based on format and 1628 * padding information 1629 * 1630 * PARAMETERS : 1631 * @fmt : image format 1632 * @dim : image dimension 1633 * @buf_planes : [out] buffer plane information 1634 * 1635 * RETURN : int32_t type of status 1636 * 0 -- success 1637 * -1 -- failure 1638 *==========================================================================*/ 1639int32_t mm_stream_calc_offset_preview(cam_format_t fmt, 1640 cam_dimension_t *dim, 1641 cam_stream_buf_plane_info_t *buf_planes) 1642{ 1643 int32_t rc = 0; 1644 int stride = 0, scanline = 0; 1645 1646 switch (fmt) { 1647 case CAM_FORMAT_YUV_420_NV12: 1648 case CAM_FORMAT_YUV_420_NV21: 1649 /* 2 planes: Y + CbCr */ 1650 buf_planes->plane_info.num_planes = 2; 1651 1652 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1653 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_2); 1654 buf_planes->plane_info.mp[0].offset = 0; 1655 buf_planes->plane_info.mp[0].len = stride * scanline; 1656 buf_planes->plane_info.mp[0].offset_x = 0; 1657 buf_planes->plane_info.mp[0].offset_y = 0; 1658 buf_planes->plane_info.mp[0].stride = stride; 1659 buf_planes->plane_info.mp[0].scanline = scanline; 1660 1661 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1662 scanline = PAD_TO_SIZE(dim->height / 2, CAM_PAD_TO_2); 1663 buf_planes->plane_info.mp[1].offset = 0; 1664 buf_planes->plane_info.mp[1].len = 1665 stride * scanline; 1666 buf_planes->plane_info.mp[1].offset_x = 0; 1667 buf_planes->plane_info.mp[1].offset_y = 0; 1668 buf_planes->plane_info.mp[1].stride = stride; 1669 buf_planes->plane_info.mp[1].scanline = scanline; 1670 1671 buf_planes->plane_info.frame_len = 1672 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1673 buf_planes->plane_info.mp[1].len, 1674 CAM_PAD_TO_4K); 1675 break; 1676 case CAM_FORMAT_YUV_420_NV21_ADRENO: 1677 /* 2 planes: Y + CbCr */ 1678 buf_planes->plane_info.num_planes = 2; 1679 1680 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_32); 1681 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_32); 1682 buf_planes->plane_info.mp[0].offset = 0; 1683 buf_planes->plane_info.mp[0].len = 1684 PAD_TO_SIZE(stride * scanline, 1685 CAM_PAD_TO_4K); 1686 buf_planes->plane_info.mp[0].offset_x = 0; 1687 buf_planes->plane_info.mp[0].offset_y = 0; 1688 buf_planes->plane_info.mp[0].stride = stride; 1689 buf_planes->plane_info.mp[0].scanline = scanline; 1690 1691 stride = PAD_TO_SIZE(dim->width / 2, CAM_PAD_TO_32) * 2; 1692 scanline = PAD_TO_SIZE(dim->height / 2, CAM_PAD_TO_32); 1693 buf_planes->plane_info.mp[1].offset = 0; 1694 buf_planes->plane_info.mp[1].len = 1695 PAD_TO_SIZE(stride * scanline, 1696 CAM_PAD_TO_4K); 1697 buf_planes->plane_info.mp[1].offset_x = 0; 1698 buf_planes->plane_info.mp[1].offset_y = 0; 1699 buf_planes->plane_info.mp[1].stride = stride; 1700 buf_planes->plane_info.mp[1].scanline = scanline; 1701 1702 buf_planes->plane_info.frame_len = 1703 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1704 buf_planes->plane_info.mp[1].len, 1705 CAM_PAD_TO_4K); 1706 break; 1707 case CAM_FORMAT_YUV_420_YV12: 1708 /* 3 planes: Y + Cr + Cb */ 1709 buf_planes->plane_info.num_planes = 3; 1710 1711 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1712 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_2); 1713 buf_planes->plane_info.mp[0].offset = 0; 1714 buf_planes->plane_info.mp[0].len = stride * scanline; 1715 buf_planes->plane_info.mp[0].offset_x = 0; 1716 buf_planes->plane_info.mp[0].offset_y = 0; 1717 buf_planes->plane_info.mp[0].stride = stride; 1718 buf_planes->plane_info.mp[0].scanline = scanline; 1719 1720 stride = PAD_TO_SIZE(stride / 2, CAM_PAD_TO_16); 1721 scanline = scanline / 2; 1722 buf_planes->plane_info.mp[1].offset = 0; 1723 buf_planes->plane_info.mp[1].len = 1724 stride * scanline; 1725 buf_planes->plane_info.mp[1].offset_x = 0; 1726 buf_planes->plane_info.mp[1].offset_y = 0; 1727 buf_planes->plane_info.mp[1].stride = stride; 1728 buf_planes->plane_info.mp[1].scanline = scanline; 1729 1730 buf_planes->plane_info.mp[2].offset = 0; 1731 buf_planes->plane_info.mp[2].len = 1732 stride * scanline; 1733 buf_planes->plane_info.mp[2].offset_x = 0; 1734 buf_planes->plane_info.mp[2].offset_y = 0; 1735 buf_planes->plane_info.mp[2].stride = stride; 1736 buf_planes->plane_info.mp[2].scanline = scanline; 1737 1738 buf_planes->plane_info.frame_len = 1739 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1740 buf_planes->plane_info.mp[1].len + 1741 buf_planes->plane_info.mp[2].len, 1742 CAM_PAD_TO_4K); 1743 break; 1744 case CAM_FORMAT_YUV_422_NV16: 1745 case CAM_FORMAT_YUV_422_NV61: 1746 /* 2 planes: Y + CbCr */ 1747 buf_planes->plane_info.num_planes = 2; 1748 1749 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1750 scanline = dim->height; 1751 buf_planes->plane_info.mp[0].offset = 0; 1752 buf_planes->plane_info.mp[0].len = stride * scanline; 1753 buf_planes->plane_info.mp[0].offset_x = 0; 1754 buf_planes->plane_info.mp[0].offset_y = 0; 1755 buf_planes->plane_info.mp[0].stride = stride; 1756 buf_planes->plane_info.mp[0].scanline = scanline; 1757 1758 buf_planes->plane_info.mp[1].offset = 0; 1759 buf_planes->plane_info.mp[1].len = stride * scanline; 1760 buf_planes->plane_info.mp[1].offset_x = 0; 1761 buf_planes->plane_info.mp[1].offset_y = 0; 1762 buf_planes->plane_info.mp[1].stride = stride; 1763 buf_planes->plane_info.mp[1].scanline = scanline; 1764 1765 buf_planes->plane_info.frame_len = 1766 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1767 buf_planes->plane_info.mp[1].len, 1768 CAM_PAD_TO_4K); 1769 break; 1770 default: 1771 CDBG_ERROR("%s: Invalid cam_format for preview %d", 1772 __func__, fmt); 1773 rc = -1; 1774 break; 1775 } 1776 1777 return rc; 1778} 1779 1780/*=========================================================================== 1781 * FUNCTION : mm_stream_calc_offset_snapshot 1782 * 1783 * DESCRIPTION: calculate snapshot/postproc frame offset based on format and 1784 * padding information 1785 * 1786 * PARAMETERS : 1787 * @fmt : image format 1788 * @dim : image dimension 1789 * @padding : padding information 1790 * @buf_planes : [out] buffer plane information 1791 * 1792 * RETURN : int32_t type of status 1793 * 0 -- success 1794 * -1 -- failure 1795 *==========================================================================*/ 1796int32_t mm_stream_calc_offset_snapshot(cam_format_t fmt, 1797 cam_dimension_t *dim, 1798 cam_padding_info_t *padding, 1799 cam_stream_buf_plane_info_t *buf_planes) 1800{ 1801 int32_t rc = 0; 1802 uint8_t isAFamily = mm_camera_util_chip_is_a_family(); 1803 int offset_x = 0, offset_y = 0; 1804 int stride = 0, scanline = 0; 1805 1806 if (isAFamily) { 1807 stride = dim->width; 1808 scanline = PAD_TO_SIZE(dim->height, CAM_PAD_TO_16); 1809 offset_x = 0; 1810 offset_y = scanline - dim->height; 1811 scanline += offset_y; /* double padding */ 1812 } else { 1813 stride = PAD_TO_SIZE(dim->width, 1814 padding->width_padding); 1815 scanline = PAD_TO_SIZE(dim->height, 1816 padding->height_padding); 1817 offset_x = 0; 1818 offset_y = 0; 1819 } 1820 1821 switch (fmt) { 1822 case CAM_FORMAT_YUV_420_NV12: 1823 case CAM_FORMAT_YUV_420_NV21: 1824 /* 2 planes: Y + CbCr */ 1825 buf_planes->plane_info.num_planes = 2; 1826 1827 buf_planes->plane_info.mp[0].len = 1828 PAD_TO_SIZE(stride * scanline, 1829 padding->plane_padding); 1830 buf_planes->plane_info.mp[0].offset = 1831 PAD_TO_SIZE(offset_x + stride * offset_y, 1832 padding->plane_padding); 1833 buf_planes->plane_info.mp[0].offset_x = offset_x; 1834 buf_planes->plane_info.mp[0].offset_y = offset_y; 1835 buf_planes->plane_info.mp[0].stride = stride; 1836 buf_planes->plane_info.mp[0].scanline = scanline; 1837 1838 scanline = scanline / 2; 1839 buf_planes->plane_info.mp[1].len = 1840 PAD_TO_SIZE(stride * scanline, 1841 padding->plane_padding); 1842 buf_planes->plane_info.mp[1].offset = 1843 PAD_TO_SIZE(offset_x + stride * offset_y, 1844 padding->plane_padding); 1845 buf_planes->plane_info.mp[1].offset_x = offset_x; 1846 buf_planes->plane_info.mp[1].offset_y = offset_y; 1847 buf_planes->plane_info.mp[1].stride = stride; 1848 buf_planes->plane_info.mp[1].scanline = scanline; 1849 1850 buf_planes->plane_info.frame_len = 1851 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1852 buf_planes->plane_info.mp[1].len, 1853 CAM_PAD_TO_4K); 1854 break; 1855 case CAM_FORMAT_YUV_420_YV12: 1856 /* 3 planes: Y + Cr + Cb */ 1857 buf_planes->plane_info.num_planes = 3; 1858 1859 buf_planes->plane_info.mp[0].offset = 1860 PAD_TO_SIZE(offset_x + stride * offset_y, 1861 padding->plane_padding); 1862 buf_planes->plane_info.mp[0].len = 1863 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1864 buf_planes->plane_info.mp[0].offset_x = offset_x; 1865 buf_planes->plane_info.mp[0].offset_y = offset_y; 1866 buf_planes->plane_info.mp[0].stride = stride; 1867 buf_planes->plane_info.mp[0].scanline = scanline; 1868 1869 stride = PAD_TO_SIZE(stride / 2, CAM_PAD_TO_16); 1870 scanline = scanline / 2; 1871 buf_planes->plane_info.mp[1].offset = 1872 PAD_TO_SIZE(offset_x + stride * offset_y, 1873 padding->plane_padding); 1874 buf_planes->plane_info.mp[1].len = 1875 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1876 buf_planes->plane_info.mp[1].offset_x = offset_x; 1877 buf_planes->plane_info.mp[1].offset_y = offset_y; 1878 buf_planes->plane_info.mp[1].stride = stride; 1879 buf_planes->plane_info.mp[1].scanline = scanline; 1880 1881 buf_planes->plane_info.mp[2].offset = 1882 PAD_TO_SIZE(offset_x + stride * offset_y, 1883 padding->plane_padding); 1884 buf_planes->plane_info.mp[2].len = 1885 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1886 buf_planes->plane_info.mp[2].offset_x = offset_x; 1887 buf_planes->plane_info.mp[2].offset_y = offset_y; 1888 buf_planes->plane_info.mp[2].stride = stride; 1889 buf_planes->plane_info.mp[2].scanline = scanline; 1890 1891 buf_planes->plane_info.frame_len = 1892 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 1893 buf_planes->plane_info.mp[1].len + 1894 buf_planes->plane_info.mp[2].len, 1895 CAM_PAD_TO_4K); 1896 break; 1897 case CAM_FORMAT_YUV_422_NV16: 1898 case CAM_FORMAT_YUV_422_NV61: 1899 /* 2 planes: Y + CbCr */ 1900 buf_planes->plane_info.num_planes = 2; 1901 buf_planes->plane_info.mp[0].len = 1902 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1903 buf_planes->plane_info.mp[0].offset = 1904 PAD_TO_SIZE(offset_x + stride * offset_y, 1905 padding->plane_padding); 1906 buf_planes->plane_info.mp[0].offset_x = offset_x; 1907 buf_planes->plane_info.mp[0].offset_y = offset_y; 1908 buf_planes->plane_info.mp[0].stride = stride; 1909 buf_planes->plane_info.mp[0].scanline = scanline; 1910 1911 buf_planes->plane_info.mp[1].len = 1912 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 1913 buf_planes->plane_info.mp[1].offset = 1914 PAD_TO_SIZE(offset_x + stride * offset_y, 1915 padding->plane_padding); 1916 buf_planes->plane_info.mp[1].offset_x = offset_x; 1917 buf_planes->plane_info.mp[1].offset_y = offset_y; 1918 buf_planes->plane_info.mp[1].stride = stride; 1919 buf_planes->plane_info.mp[1].scanline = scanline; 1920 1921 buf_planes->plane_info.frame_len = PAD_TO_SIZE( 1922 buf_planes->plane_info.mp[0].len + buf_planes->plane_info.mp[1].len, 1923 CAM_PAD_TO_4K); 1924 break; 1925 default: 1926 CDBG_ERROR("%s: Invalid cam_format for snapshot %d", 1927 __func__, fmt); 1928 rc = -1; 1929 break; 1930 } 1931 1932 return rc; 1933} 1934 1935/*=========================================================================== 1936 * FUNCTION : mm_stream_calc_offset_raw 1937 * 1938 * DESCRIPTION: calculate raw frame offset based on format and padding information 1939 * 1940 * PARAMETERS : 1941 * @fmt : image format 1942 * @dim : image dimension 1943 * @padding : padding information 1944 * @buf_planes : [out] buffer plane information 1945 * 1946 * RETURN : int32_t type of status 1947 * 0 -- success 1948 * -1 -- failure 1949 *==========================================================================*/ 1950int32_t mm_stream_calc_offset_raw(cam_format_t fmt, 1951 cam_dimension_t *dim, 1952 cam_padding_info_t *padding, 1953 cam_stream_buf_plane_info_t *buf_planes) 1954{ 1955 int32_t rc = 0; 1956 int stride = 0; 1957 int scanline = dim->height; 1958 1959 switch (fmt) { 1960 case CAM_FORMAT_YUV_RAW_8BIT_YUYV: 1961 case CAM_FORMAT_YUV_RAW_8BIT_YVYU: 1962 case CAM_FORMAT_YUV_RAW_8BIT_UYVY: 1963 case CAM_FORMAT_YUV_RAW_8BIT_VYUY: 1964 case CAM_FORMAT_JPEG_RAW_8BIT: 1965 case CAM_FORMAT_META_RAW_8BIT: 1966 /* 1 plane */ 1967 /* Every 16 pixels occupy 16 bytes */ 1968 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 1969 buf_planes->plane_info.num_planes = 1; 1970 buf_planes->plane_info.mp[0].offset = 0; 1971 buf_planes->plane_info.mp[0].len = 1972 PAD_TO_SIZE(stride * scanline * 2, padding->plane_padding); 1973 buf_planes->plane_info.frame_len = 1974 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 1975 buf_planes->plane_info.mp[0].offset_x =0; 1976 buf_planes->plane_info.mp[0].offset_y = 0; 1977 buf_planes->plane_info.mp[0].stride = stride; 1978 buf_planes->plane_info.mp[0].scanline = scanline; 1979 break; 1980 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_GBRG: 1981 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_GRBG: 1982 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_RGGB: 1983 case CAM_FORMAT_BAYER_QCOM_RAW_8BPP_BGGR: 1984 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_GBRG: 1985 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_GRBG: 1986 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_RGGB: 1987 case CAM_FORMAT_BAYER_MIPI_RAW_8BPP_BGGR: 1988 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_GBRG: 1989 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_GRBG: 1990 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_RGGB: 1991 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_8BPP_BGGR: 1992 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_GBRG: 1993 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_GRBG: 1994 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_RGGB: 1995 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_8BPP_BGGR: 1996 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_GBRG: 1997 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_GRBG: 1998 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_RGGB: 1999 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN8_8BPP_BGGR: 2000 /* 1 plane */ 2001 /* Every 16 pixels occupy 16 bytes */ 2002 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_16); 2003 buf_planes->plane_info.num_planes = 1; 2004 buf_planes->plane_info.mp[0].offset = 0; 2005 buf_planes->plane_info.mp[0].len = 2006 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 2007 buf_planes->plane_info.frame_len = 2008 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2009 buf_planes->plane_info.mp[0].offset_x =0; 2010 buf_planes->plane_info.mp[0].offset_y = 0; 2011 buf_planes->plane_info.mp[0].stride = stride; 2012 buf_planes->plane_info.mp[0].scanline = scanline; 2013 break; 2014 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GBRG: 2015 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_GRBG: 2016 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_RGGB: 2017 case CAM_FORMAT_BAYER_QCOM_RAW_10BPP_BGGR: 2018 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_GBRG: 2019 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_GRBG: 2020 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_RGGB: 2021 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_10BPP_BGGR: 2022 /* Every 12 pixels occupy 16 bytes */ 2023 stride = (dim->width + 11)/12 * 12; 2024 buf_planes->plane_info.num_planes = 1; 2025 buf_planes->plane_info.mp[0].offset = 0; 2026 buf_planes->plane_info.mp[0].len = 2027 PAD_TO_SIZE(stride * scanline * 8 / 6, padding->plane_padding); 2028 buf_planes->plane_info.frame_len = 2029 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2030 buf_planes->plane_info.mp[0].offset_x =0; 2031 buf_planes->plane_info.mp[0].offset_y = 0; 2032 buf_planes->plane_info.mp[0].stride = stride; 2033 buf_planes->plane_info.mp[0].scanline = scanline; 2034 break; 2035 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_GBRG: 2036 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_GRBG: 2037 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_RGGB: 2038 case CAM_FORMAT_BAYER_QCOM_RAW_12BPP_BGGR: 2039 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_GBRG: 2040 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_GRBG: 2041 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_RGGB: 2042 case CAM_FORMAT_BAYER_IDEAL_RAW_QCOM_12BPP_BGGR: 2043 /* Every 10 pixels occupy 16 bytes */ 2044 stride = (dim->width + 9)/10 * 10; 2045 buf_planes->plane_info.num_planes = 1; 2046 buf_planes->plane_info.mp[0].offset = 0; 2047 buf_planes->plane_info.mp[0].len = 2048 PAD_TO_SIZE(stride * scanline * 8 / 5, padding->plane_padding); 2049 buf_planes->plane_info.frame_len = 2050 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2051 buf_planes->plane_info.mp[0].offset_x =0; 2052 buf_planes->plane_info.mp[0].offset_y = 0; 2053 buf_planes->plane_info.mp[0].stride = stride; 2054 buf_planes->plane_info.mp[0].scanline = scanline; 2055 break; 2056 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_GBRG: 2057 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_GRBG: 2058 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_RGGB: 2059 case CAM_FORMAT_BAYER_MIPI_RAW_10BPP_BGGR: 2060 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_GBRG: 2061 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_GRBG: 2062 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_RGGB: 2063 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_10BPP_BGGR: 2064 /* Every 64 pixels occupy 80 bytes */ 2065 stride = PAD_TO_SIZE(dim->width * 5 / 4, CAM_PAD_TO_8); 2066 buf_planes->plane_info.num_planes = 1; 2067 buf_planes->plane_info.mp[0].offset = 0; 2068 buf_planes->plane_info.mp[0].len = 2069 PAD_TO_SIZE(stride * scanline, padding->plane_padding); 2070 buf_planes->plane_info.frame_len = 2071 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2072 buf_planes->plane_info.mp[0].offset_x =0; 2073 buf_planes->plane_info.mp[0].offset_y = 0; 2074 buf_planes->plane_info.mp[0].stride = stride; 2075 buf_planes->plane_info.mp[0].scanline = scanline; 2076 break; 2077 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_GBRG: 2078 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_GRBG: 2079 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_RGGB: 2080 case CAM_FORMAT_BAYER_MIPI_RAW_12BPP_BGGR: 2081 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_GBRG: 2082 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_GRBG: 2083 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_RGGB: 2084 case CAM_FORMAT_BAYER_IDEAL_RAW_MIPI_12BPP_BGGR: 2085 /* Every 32 pixels occupy 48 bytes */ 2086 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_32); 2087 buf_planes->plane_info.num_planes = 1; 2088 buf_planes->plane_info.mp[0].offset = 0; 2089 buf_planes->plane_info.mp[0].len = 2090 PAD_TO_SIZE(stride * scanline * 3 / 2, padding->plane_padding); 2091 buf_planes->plane_info.frame_len = 2092 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2093 buf_planes->plane_info.mp[0].offset_x =0; 2094 buf_planes->plane_info.mp[0].offset_y = 0; 2095 buf_planes->plane_info.mp[0].stride = stride; 2096 buf_planes->plane_info.mp[0].scanline = scanline; 2097 break; 2098 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_GBRG: 2099 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_GRBG: 2100 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_RGGB: 2101 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_8BPP_BGGR: 2102 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_GBRG: 2103 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_GRBG: 2104 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_RGGB: 2105 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_10BPP_BGGR: 2106 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_GBRG: 2107 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_GRBG: 2108 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_RGGB: 2109 case CAM_FORMAT_BAYER_IDEAL_RAW_PLAIN16_12BPP_BGGR: 2110 /* Every 8 pixels occupy 16 bytes */ 2111 stride = PAD_TO_SIZE(dim->width, CAM_PAD_TO_8); 2112 buf_planes->plane_info.num_planes = 1; 2113 buf_planes->plane_info.mp[0].offset = 0; 2114 buf_planes->plane_info.mp[0].len = 2115 PAD_TO_SIZE(stride * scanline * 2, padding->plane_padding); 2116 buf_planes->plane_info.frame_len = 2117 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len, CAM_PAD_TO_4K); 2118 buf_planes->plane_info.mp[0].offset_x =0; 2119 buf_planes->plane_info.mp[0].offset_y = 0; 2120 buf_planes->plane_info.mp[0].stride = stride; 2121 buf_planes->plane_info.mp[0].scanline = scanline; 2122 break; 2123 default: 2124 CDBG_ERROR("%s: Invalid cam_format %d for raw stream", 2125 __func__, fmt); 2126 rc = -1; 2127 break; 2128 } 2129 2130 return rc; 2131} 2132 2133/*=========================================================================== 2134 * FUNCTION : mm_stream_calc_offset_video 2135 * 2136 * DESCRIPTION: calculate video frame offset based on format and 2137 * padding information 2138 * 2139 * PARAMETERS : 2140 * @dim : image dimension 2141 * @buf_planes : [out] buffer plane information 2142 * 2143 * RETURN : int32_t type of status 2144 * 0 -- success 2145 * -1 -- failure 2146 *==========================================================================*/ 2147#ifdef VENUS_PRESENT 2148int32_t mm_stream_calc_offset_video(cam_dimension_t *dim, 2149 cam_stream_buf_plane_info_t *buf_planes) 2150{ 2151 int stride = 0, scanline = 0; 2152 2153 // using Venus 2154 stride = VENUS_Y_STRIDE(COLOR_FMT_NV12, dim->width); 2155 scanline = VENUS_Y_SCANLINES(COLOR_FMT_NV12, dim->height); 2156 2157 buf_planes->plane_info.frame_len = 2158 VENUS_BUFFER_SIZE(COLOR_FMT_NV12, dim->width, dim->height); 2159 buf_planes->plane_info.num_planes = 2; 2160 buf_planes->plane_info.mp[0].len = stride * scanline; 2161 buf_planes->plane_info.mp[0].offset = 0; 2162 buf_planes->plane_info.mp[0].offset_x =0; 2163 buf_planes->plane_info.mp[0].offset_y = 0; 2164 buf_planes->plane_info.mp[0].stride = stride; 2165 buf_planes->plane_info.mp[0].scanline = scanline; 2166 stride = VENUS_UV_STRIDE(COLOR_FMT_NV12, dim->width); 2167 scanline = VENUS_UV_SCANLINES(COLOR_FMT_NV12, dim->height); 2168 buf_planes->plane_info.mp[1].len = 2169 buf_planes->plane_info.frame_len - buf_planes->plane_info.mp[0].len; 2170 buf_planes->plane_info.mp[1].offset = 0; 2171 buf_planes->plane_info.mp[1].offset_x =0; 2172 buf_planes->plane_info.mp[1].offset_y = 0; 2173 buf_planes->plane_info.mp[1].stride = stride; 2174 buf_planes->plane_info.mp[1].scanline = scanline; 2175 2176 return 0; 2177} 2178#else 2179int32_t mm_stream_calc_offset_video(cam_dimension_t *dim, 2180 cam_stream_buf_plane_info_t *buf_planes) 2181{ 2182 int stride = 0, scanline = 0; 2183 2184 buf_planes->plane_info.num_planes = 2; 2185 2186 stride = dim->width; 2187 scanline = dim->height; 2188 buf_planes->plane_info.mp[0].len = 2189 PAD_TO_SIZE(stride * scanline, CAM_PAD_TO_2K); 2190 buf_planes->plane_info.mp[0].offset = 0; 2191 buf_planes->plane_info.mp[0].offset_x =0; 2192 buf_planes->plane_info.mp[0].offset_y = 0; 2193 buf_planes->plane_info.mp[0].stride = stride; 2194 buf_planes->plane_info.mp[0].scanline = scanline; 2195 2196 stride = dim->width; 2197 scanline = dim->height / 2; 2198 buf_planes->plane_info.mp[1].len = 2199 PAD_TO_SIZE(stride * scanline, CAM_PAD_TO_2K); 2200 buf_planes->plane_info.mp[1].offset = 0; 2201 buf_planes->plane_info.mp[1].offset_x =0; 2202 buf_planes->plane_info.mp[1].offset_y = 0; 2203 buf_planes->plane_info.mp[1].stride = stride; 2204 buf_planes->plane_info.mp[1].scanline = scanline; 2205 2206 buf_planes->plane_info.frame_len = 2207 PAD_TO_SIZE(buf_planes->plane_info.mp[0].len + 2208 buf_planes->plane_info.mp[1].len, 2209 CAM_PAD_TO_4K); 2210 2211 return 0; 2212} 2213#endif 2214 2215/*=========================================================================== 2216 * FUNCTION : mm_stream_calc_offset_metadata 2217 * 2218 * DESCRIPTION: calculate metadata frame offset based on format and 2219 * padding information 2220 * 2221 * PARAMETERS : 2222 * @dim : image dimension 2223 * @padding : padding information 2224 * @buf_planes : [out] buffer plane information 2225 * 2226 * RETURN : int32_t type of status 2227 * 0 -- success 2228 * -1 -- failure 2229 *==========================================================================*/ 2230int32_t mm_stream_calc_offset_metadata(cam_dimension_t *dim, 2231 cam_padding_info_t *padding, 2232 cam_stream_buf_plane_info_t *buf_planes) 2233{ 2234 int32_t rc = 0; 2235 buf_planes->plane_info.num_planes = 1; 2236 buf_planes->plane_info.mp[0].offset = 0; 2237 buf_planes->plane_info.mp[0].len = 2238 PAD_TO_SIZE(dim->width * dim->height, padding->plane_padding); 2239 buf_planes->plane_info.frame_len = 2240 buf_planes->plane_info.mp[0].len; 2241 2242 buf_planes->plane_info.mp[0].offset_x =0; 2243 buf_planes->plane_info.mp[0].offset_y = 0; 2244 buf_planes->plane_info.mp[0].stride = dim->width; 2245 buf_planes->plane_info.mp[0].scanline = dim->height; 2246 return rc; 2247} 2248 2249/*=========================================================================== 2250 * FUNCTION : mm_stream_calc_offset_postproc 2251 * 2252 * DESCRIPTION: calculate postprocess frame offset 2253 * 2254 * PARAMETERS : 2255 * @stream_info: ptr to stream info 2256 * @padding : padding information 2257 * @buf_planes : [out] buffer plane information 2258 * 2259 * RETURN : int32_t type of status 2260 * 0 -- success 2261 * -1 -- failure 2262 *==========================================================================*/ 2263int32_t mm_stream_calc_offset_postproc(cam_stream_info_t *stream_info, 2264 cam_padding_info_t *padding, 2265 cam_stream_buf_plane_info_t *buf_planes) 2266{ 2267 int32_t rc = 0; 2268 if (stream_info->reprocess_config.pp_type == CAM_OFFLINE_REPROCESS_TYPE) { 2269 if (buf_planes->plane_info.frame_len == 0) { 2270 // take offset from input source 2271 *buf_planes = stream_info->reprocess_config.offline.input_buf_planes; 2272 } 2273 return rc; 2274 } 2275 2276 switch (stream_info->reprocess_config.online.input_stream_type) { 2277 case CAM_STREAM_TYPE_PREVIEW: 2278 case CAM_STREAM_TYPE_POSTVIEW: 2279 rc = mm_stream_calc_offset_preview(stream_info->fmt, 2280 &stream_info->dim, 2281 buf_planes); 2282 break; 2283 case CAM_STREAM_TYPE_SNAPSHOT: 2284 rc = mm_stream_calc_offset_snapshot(stream_info->fmt, 2285 &stream_info->dim, 2286 padding, 2287 buf_planes); 2288 break; 2289 case CAM_STREAM_TYPE_VIDEO: 2290 rc = mm_stream_calc_offset_video(&stream_info->dim, 2291 buf_planes); 2292 break; 2293 case CAM_STREAM_TYPE_RAW: 2294 rc = mm_stream_calc_offset_raw(stream_info->fmt, 2295 &stream_info->dim, 2296 padding, 2297 buf_planes); 2298 break; 2299 case CAM_STREAM_TYPE_METADATA: 2300 rc = mm_stream_calc_offset_metadata(&stream_info->dim, 2301 padding, 2302 buf_planes); 2303 break; 2304 default: 2305 CDBG_ERROR("%s: not supported for stream type %d", 2306 __func__, stream_info->reprocess_config.online.input_stream_type); 2307 rc = -1; 2308 break; 2309 } 2310 return rc; 2311} 2312 2313/*=========================================================================== 2314 * FUNCTION : mm_stream_calc_offset 2315 * 2316 * DESCRIPTION: calculate frame offset based on format and padding information 2317 * 2318 * PARAMETERS : 2319 * @my_obj : stream object 2320 * 2321 * RETURN : int32_t type of status 2322 * 0 -- success 2323 * -1 -- failure 2324 *==========================================================================*/ 2325int32_t mm_stream_calc_offset(mm_stream_t *my_obj) 2326{ 2327 int32_t rc = 0; 2328 2329 cam_dimension_t dim = my_obj->stream_info->dim; 2330 if (my_obj->stream_info->pp_config.feature_mask & CAM_QCOM_FEATURE_ROTATION) { 2331 if (my_obj->stream_info->pp_config.rotation == ROTATE_90 || 2332 my_obj->stream_info->pp_config.rotation == ROTATE_270) { 2333 // rotated by 90 or 270, need to switch width and height 2334 dim.width = my_obj->stream_info->dim.height; 2335 dim.height = my_obj->stream_info->dim.width; 2336 } 2337 } 2338 2339 switch (my_obj->stream_info->stream_type) { 2340 case CAM_STREAM_TYPE_PREVIEW: 2341 case CAM_STREAM_TYPE_POSTVIEW: 2342 rc = mm_stream_calc_offset_preview(my_obj->stream_info->fmt, 2343 &dim, 2344 &my_obj->stream_info->buf_planes); 2345 break; 2346 case CAM_STREAM_TYPE_SNAPSHOT: 2347 rc = mm_stream_calc_offset_snapshot(my_obj->stream_info->fmt, 2348 &dim, 2349 &my_obj->padding_info, 2350 &my_obj->stream_info->buf_planes); 2351 break; 2352 case CAM_STREAM_TYPE_OFFLINE_PROC: 2353 rc = mm_stream_calc_offset_postproc(my_obj->stream_info, 2354 &my_obj->padding_info, 2355 &my_obj->stream_info->buf_planes); 2356 break; 2357 case CAM_STREAM_TYPE_VIDEO: 2358 rc = mm_stream_calc_offset_video(&dim, 2359 &my_obj->stream_info->buf_planes); 2360 break; 2361 case CAM_STREAM_TYPE_RAW: 2362 rc = mm_stream_calc_offset_raw(my_obj->stream_info->fmt, 2363 &dim, 2364 &my_obj->padding_info, 2365 &my_obj->stream_info->buf_planes); 2366 break; 2367 case CAM_STREAM_TYPE_METADATA: 2368 rc = mm_stream_calc_offset_metadata(&dim, 2369 &my_obj->padding_info, 2370 &my_obj->stream_info->buf_planes); 2371 break; 2372 default: 2373 CDBG_ERROR("%s: not supported for stream type %d", 2374 __func__, my_obj->stream_info->stream_type); 2375 rc = -1; 2376 break; 2377 } 2378 2379 my_obj->frame_offset = my_obj->stream_info->buf_planes.plane_info; 2380 return rc; 2381} 2382 2383/*=========================================================================== 2384 * FUNCTION : mm_stream_sync_info 2385 * 2386 * DESCRIPTION: synchronize stream information with server 2387 * 2388 * PARAMETERS : 2389 * @my_obj : stream object 2390 * 2391 * RETURN : int32_t type of status 2392 * 0 -- success 2393 * -1 -- failure 2394 * NOTE : assume stream info buffer is mapped to server and filled in with 2395 * stream information by upper layer. This call will let server to 2396 * synchornize the stream information with HAL. If server find any 2397 * fields that need to be changed accroding to hardware configuration, 2398 * server will modify corresponding fields so that HAL could know 2399 * about it. 2400 *==========================================================================*/ 2401int32_t mm_stream_sync_info(mm_stream_t *my_obj) 2402{ 2403 int32_t rc = 0; 2404 int32_t value = 0; 2405 my_obj->stream_info->stream_svr_id = my_obj->server_stream_id; 2406 rc = mm_stream_calc_offset(my_obj); 2407 2408 if (rc == 0) { 2409 rc = mm_camera_util_s_ctrl(my_obj->fd, 2410 CAM_PRIV_STREAM_INFO_SYNC, 2411 &value); 2412 } 2413 return rc; 2414} 2415 2416/*=========================================================================== 2417 * FUNCTION : mm_stream_set_fmt 2418 * 2419 * DESCRIPTION: set stream format to kernel via v4l2 ioctl 2420 * 2421 * PARAMETERS : 2422 * @my_obj : stream object 2423 * 2424 * RETURN : int32_t type of status 2425 * 0 -- success 2426 * -1 -- failure 2427 *==========================================================================*/ 2428int32_t mm_stream_set_fmt(mm_stream_t *my_obj) 2429{ 2430 int32_t rc = 0; 2431 struct v4l2_format fmt; 2432 struct msm_v4l2_format_data msm_fmt; 2433 int i; 2434 2435 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 2436 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 2437 2438 if (my_obj->stream_info->dim.width == 0 || 2439 my_obj->stream_info->dim.height == 0) { 2440 CDBG_ERROR("%s:invalid input[w=%d,h=%d,fmt=%d]\n", 2441 __func__, 2442 my_obj->stream_info->dim.width, 2443 my_obj->stream_info->dim.height, 2444 my_obj->stream_info->fmt); 2445 return -1; 2446 } 2447 2448 memset(&fmt, 0, sizeof(fmt)); 2449 memset(&msm_fmt, 0, sizeof(msm_fmt)); 2450 fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 2451 msm_fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 2452 msm_fmt.width = my_obj->stream_info->dim.width; 2453 msm_fmt.height = my_obj->stream_info->dim.height; 2454 msm_fmt.pixelformat = mm_stream_get_v4l2_fmt(my_obj->stream_info->fmt); 2455 msm_fmt.num_planes = my_obj->frame_offset.num_planes; 2456 for (i = 0; i < msm_fmt.num_planes; i++) { 2457 msm_fmt.plane_sizes[i] = my_obj->frame_offset.mp[i].len; 2458 } 2459 2460 memcpy(fmt.fmt.raw_data, &msm_fmt, sizeof(msm_fmt)); 2461 rc = ioctl(my_obj->fd, VIDIOC_S_FMT, &fmt); 2462 return rc; 2463} 2464 2465/*=========================================================================== 2466 * FUNCTION : mm_stream_buf_done 2467 * 2468 * DESCRIPTION: enqueue buffer back to kernel 2469 * 2470 * PARAMETERS : 2471 * @my_obj : stream object 2472 * @frame : frame to be enqueued back to kernel 2473 * 2474 * RETURN : int32_t type of status 2475 * 0 -- success 2476 * -1 -- failure 2477 *==========================================================================*/ 2478int32_t mm_stream_buf_done(mm_stream_t * my_obj, 2479 mm_camera_buf_def_t *frame) 2480{ 2481 int32_t rc = 0; 2482 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 2483 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 2484 2485 pthread_mutex_lock(&my_obj->buf_lock); 2486 if(my_obj->buf_status[frame->buf_idx].buf_refcnt == 0) { 2487 CDBG("%s: Error Trying to free second time?(idx=%d) count=%d\n", 2488 __func__, frame->buf_idx, 2489 my_obj->buf_status[frame->buf_idx].buf_refcnt); 2490 rc = -1; 2491 }else{ 2492 my_obj->buf_status[frame->buf_idx].buf_refcnt--; 2493 if (0 == my_obj->buf_status[frame->buf_idx].buf_refcnt) { 2494 CDBG("<DEBUG> : Buf done for buffer:%d, stream:%d", frame->buf_idx, frame->stream_type); 2495 rc = mm_stream_qbuf(my_obj, frame); 2496 if(rc < 0) { 2497 CDBG_ERROR("%s: mm_camera_stream_qbuf(idx=%d) err=%d\n", 2498 __func__, frame->buf_idx, rc); 2499 } else { 2500 my_obj->buf_status[frame->buf_idx].in_kernel = 1; 2501 } 2502 }else{ 2503 CDBG("<DEBUG> : Still ref count pending count :%d", 2504 my_obj->buf_status[frame->buf_idx].buf_refcnt); 2505 CDBG("<DEBUG> : for buffer:%p:%d", 2506 my_obj, frame->buf_idx); 2507 } 2508 } 2509 pthread_mutex_unlock(&my_obj->buf_lock); 2510 return rc; 2511} 2512 2513/*=========================================================================== 2514 * FUNCTION : mm_stream_reg_buf_cb 2515 * 2516 * DESCRIPTION: Allow other stream to register dataCB at this stream. 2517 * 2518 * PARAMETERS : 2519 * @my_obj : stream object 2520 * @val : ptr to info about the callback to be registered 2521 * 2522 * RETURN : int32_t type of status 2523 * 0 -- success 2524 * -1 -- failure 2525 *==========================================================================*/ 2526int32_t mm_stream_reg_buf_cb(mm_stream_t *my_obj, 2527 mm_stream_data_cb_t *val) 2528{ 2529 int32_t rc = -1; 2530 uint8_t i; 2531 CDBG("%s: E, my_handle = 0x%x, fd = %d, state = %d", 2532 __func__, my_obj->my_hdl, my_obj->fd, my_obj->state); 2533 2534 pthread_mutex_lock(&my_obj->cb_lock); 2535 for (i=0 ;i < MM_CAMERA_STREAM_BUF_CB_MAX; i++) { 2536 if(NULL == my_obj->buf_cb[i].cb) { 2537 my_obj->buf_cb[i] = *val; 2538 rc = 0; 2539 break; 2540 } 2541 } 2542 pthread_mutex_unlock(&my_obj->cb_lock); 2543 2544 return rc; 2545} 2546