blob: ed6840092884488b1302040c50904d1383b7434b [file] [log] [blame]
Muhua Li1612f422013-01-03 11:07:39 -08001/* Copyright (c) 2012-2013, The Linux Foundataion. All rights reserved.
Muhua Libc9a8082012-11-07 15:51:28 -08002*
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#define LOG_TAG "QCameraStateMachine"
31
Muhua Libc9a8082012-11-07 15:51:28 -080032#include <utils/Errors.h>
33#include "QCamera2HWI.h"
34#include "QCameraStateMachine.h"
35
Shuzhen Wang89635cf2012-12-20 13:47:22 -080036namespace qcamera {
Muhua Libc9a8082012-11-07 15:51:28 -080037
Muhua Lida2c4be2012-11-26 09:14:16 -080038/*===========================================================================
39 * FUNCTION : smEvtProcRoutine
40 *
41 * DESCRIPTION: Statemachine process thread routine to handle events
42 * in different state.
43 *
44 * PARAMETERS :
45 * @data : ptr to QCameraStateMachine object
46 *
47 * RETURN : none
48 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -080049void *QCameraStateMachine::smEvtProcRoutine(void *data)
50{
51 int running = 1, ret;
52 QCameraStateMachine *pme = (QCameraStateMachine *)data;
53
54 ALOGD("%s: E", __func__);
55 do {
56 do {
Shuzhen Wang2da44612012-12-20 10:51:57 -080057 ret = cam_sem_wait(&pme->cmd_sem);
Muhua Libc9a8082012-11-07 15:51:28 -080058 if (ret != 0 && errno != EINVAL) {
Shuzhen Wang2da44612012-12-20 10:51:57 -080059 ALOGE("%s: cam_sem_wait error (%s)",
Muhua Libc9a8082012-11-07 15:51:28 -080060 __func__, strerror(errno));
61 return NULL;
62 }
63 } while (ret != 0);
64
65 // we got notified about new cmd avail in cmd queue
66 // first check API cmd queue
67 qcamera_sm_cmd_t *node = (qcamera_sm_cmd_t *)pme->api_queue.dequeue();
68 if (node == NULL) {
69 // no API cmd, then check evt cmd queue
70 node = (qcamera_sm_cmd_t *)pme->evt_queue.dequeue();
71 }
72 if (node != NULL) {
73 switch (node->cmd) {
74 case QCAMERA_SM_CMD_TYPE_API:
Muhua Li31eaee02012-12-11 08:56:45 -080075 pme->stateMachine(node->evt, node->evt_payload);
76 // API is in a way sync call, so evt_payload is managed by HWI
77 // no need to free payload for API
78 break;
Muhua Libc9a8082012-11-07 15:51:28 -080079 case QCAMERA_SM_CMD_TYPE_EVT:
80 pme->stateMachine(node->evt, node->evt_payload);
Muhua Li31eaee02012-12-11 08:56:45 -080081
82 // EVT is async call, so payload need to be free after use
83 free(node->evt_payload);
84 node->evt_payload = NULL;
Muhua Libc9a8082012-11-07 15:51:28 -080085 break;
86 case QCAMERA_SM_CMD_TYPE_EXIT:
87 running = 0;
88 break;
89 default:
90 break;
91 }
Muhua Li31eaee02012-12-11 08:56:45 -080092 free(node);
93 node = NULL;
Muhua Libc9a8082012-11-07 15:51:28 -080094 }
95 } while (running);
96 ALOGD("%s: X", __func__);
97 return NULL;
98}
99
Muhua Lida2c4be2012-11-26 09:14:16 -0800100/*===========================================================================
101 * FUNCTION : QCameraStateMachine
102 *
103 * DESCRIPTION: constructor of QCameraStateMachine. Will start process thread
104 *
105 * PARAMETERS :
106 * @ctrl : ptr to HWI object
107 *
108 * RETURN : none
109 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800110QCameraStateMachine::QCameraStateMachine(QCamera2HardwareInterface *ctrl) :
111 api_queue(),
112 evt_queue()
113{
114 m_parent = ctrl;
115 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
116 cmd_pid = 0;
Shuzhen Wang2da44612012-12-20 10:51:57 -0800117 cam_sem_init(&cmd_sem, 0);
Muhua Libc9a8082012-11-07 15:51:28 -0800118 pthread_create(&cmd_pid,
119 NULL,
120 smEvtProcRoutine,
121 this);
122}
123
Muhua Lida2c4be2012-11-26 09:14:16 -0800124/*===========================================================================
125 * FUNCTION : ~QCameraStateMachine
126 *
127 * DESCRIPTION: desctructor of QCameraStateMachine. Will stop process thread.
128 *
129 * PARAMETERS : none
130 *
131 * RETURN : none
132 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800133QCameraStateMachine::~QCameraStateMachine()
134{
135 if (cmd_pid != 0) {
136 qcamera_sm_cmd_t *node =
137 (qcamera_sm_cmd_t *)malloc(sizeof(qcamera_sm_cmd_t));
138 if (NULL != node) {
139 memset(node, 0, sizeof(qcamera_sm_cmd_t));
140 node->cmd = QCAMERA_SM_CMD_TYPE_EXIT;
141
142 api_queue.enqueue((void *)node);
Shuzhen Wang2da44612012-12-20 10:51:57 -0800143 cam_sem_post(&cmd_sem);
Muhua Libc9a8082012-11-07 15:51:28 -0800144
145 /* wait until cmd thread exits */
146 if (pthread_join(cmd_pid, NULL) != 0) {
147 ALOGD("%s: pthread dead already\n", __func__);
148 }
149 }
150 cmd_pid = 0;
151 }
Shuzhen Wang2da44612012-12-20 10:51:57 -0800152 cam_sem_destroy(&cmd_sem);
Muhua Libc9a8082012-11-07 15:51:28 -0800153}
154
Muhua Lida2c4be2012-11-26 09:14:16 -0800155/*===========================================================================
156 * FUNCTION : procAPI
157 *
158 * DESCRIPTION: process incoming API request from framework layer.
159 *
160 * PARAMETERS :
161 * @evt : event to be processed
162 * @api_payload : API payload. Can be NULL if not needed.
163 *
164 * RETURN : int32_t type of status
165 * NO_ERROR -- success
166 * none-zero failure code
167 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800168int32_t QCameraStateMachine::procAPI(qcamera_sm_evt_enum_t evt,
169 void *api_payload)
170{
171 qcamera_sm_cmd_t *node =
172 (qcamera_sm_cmd_t *)malloc(sizeof(qcamera_sm_cmd_t));
Muhua Lida2c4be2012-11-26 09:14:16 -0800173 if (NULL == node) {
174 ALOGE("%s: No memory for qcamera_sm_cmd_t", __func__);
175 return NO_MEMORY;
Muhua Libc9a8082012-11-07 15:51:28 -0800176 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800177
178 memset(node, 0, sizeof(qcamera_sm_cmd_t));
179 node->cmd = QCAMERA_SM_CMD_TYPE_API;
180 node->evt = evt;
181 node->evt_payload = api_payload;
182 if (api_queue.enqueue((void *)node)) {
Shuzhen Wang2da44612012-12-20 10:51:57 -0800183 cam_sem_post(&cmd_sem);
Muhua Lida2c4be2012-11-26 09:14:16 -0800184 return NO_ERROR;
185 } else {
186 free(node);
187 return UNKNOWN_ERROR;
188 }
Muhua Libc9a8082012-11-07 15:51:28 -0800189}
190
Muhua Lida2c4be2012-11-26 09:14:16 -0800191/*===========================================================================
192 * FUNCTION : procEvt
193 *
194 * DESCRIPTION: process incoming envent from mm-camera-interface and
195 * mm-jpeg-interface.
196 *
197 * PARAMETERS :
198 * @evt : event to be processed
199 * @evt_payload : event payload. Can be NULL if not needed.
200 *
201 * RETURN : int32_t type of status
202 * NO_ERROR -- success
203 * none-zero failure code
204 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800205int32_t QCameraStateMachine::procEvt(qcamera_sm_evt_enum_t evt,
206 void *evt_payload)
207{
208 qcamera_sm_cmd_t *node =
209 (qcamera_sm_cmd_t *)malloc(sizeof(qcamera_sm_cmd_t));
Muhua Lida2c4be2012-11-26 09:14:16 -0800210 if (NULL == node) {
211 ALOGE("%s: No memory for qcamera_sm_cmd_t", __func__);
212 return NO_MEMORY;
Muhua Libc9a8082012-11-07 15:51:28 -0800213 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800214
215 memset(node, 0, sizeof(qcamera_sm_cmd_t));
216 node->cmd = QCAMERA_SM_CMD_TYPE_EVT;
217 node->evt = evt;
218 node->evt_payload = evt_payload;
219 if (evt_queue.enqueue((void *)node)) {
Shuzhen Wang2da44612012-12-20 10:51:57 -0800220 cam_sem_post(&cmd_sem);
Muhua Lida2c4be2012-11-26 09:14:16 -0800221 return NO_ERROR;
222 } else {
223 free(node);
224 return UNKNOWN_ERROR;
225 }
Muhua Libc9a8082012-11-07 15:51:28 -0800226}
227
Muhua Lida2c4be2012-11-26 09:14:16 -0800228/*===========================================================================
229 * FUNCTION : stateMachine
230 *
231 * DESCRIPTION: finite state machine entry function. Depends on state,
232 * incoming event will be handled differently.
233 *
234 * PARAMETERS :
235 * @evt : event to be processed
236 * @payload : event payload. Can be NULL if not needed.
237 *
238 * RETURN : int32_t type of status
239 * NO_ERROR -- success
240 * none-zero failure code
241 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800242int32_t QCameraStateMachine::stateMachine(qcamera_sm_evt_enum_t evt, void *payload)
243{
244 int32_t rc = NO_ERROR;
245 switch (m_state) {
246 case QCAMERA_SM_STATE_PREVIEW_STOPPED:
247 rc = procEvtPreviewStoppedState(evt, payload);
248 break;
249 case QCAMERA_SM_STATE_PREVIEW_READY:
250 rc = procEvtPreviewReadyState(evt, payload);
251 break;
252 case QCAMERA_SM_STATE_PREVIEWING:
253 rc = procEvtPreviewingState(evt, payload);
254 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800255 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
256 rc = procEvtPrepareSnapshotState(evt, payload);
257 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800258 case QCAMERA_SM_STATE_PIC_TAKING:
259 rc = procEvtPicTakingState(evt, payload);
260 break;
261 case QCAMERA_SM_STATE_RECORDING:
262 rc = procEvtRecordingState(evt, payload);
263 break;
264 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
265 rc = procEvtVideoPicTakingState(evt, payload);
266 break;
267 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
268 rc = procEvtPreviewPicTakingState(evt, payload);
269 break;
270 default:
271 break;
272 }
273
274 return rc;
275}
276
Muhua Lida2c4be2012-11-26 09:14:16 -0800277/*===========================================================================
278 * FUNCTION : procEvtPreviewStoppedState
279 *
280 * DESCRIPTION: finite state machine function to handle event in state of
281 * QCAMERA_SM_STATE_PREVIEW_STOPPED.
282 *
283 * PARAMETERS :
284 * @evt : event to be processed
285 * @payload : event payload. Can be NULL if not needed.
286 *
287 * RETURN : int32_t type of status
288 * NO_ERROR -- success
289 * none-zero failure code
290 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800291int32_t QCameraStateMachine::procEvtPreviewStoppedState(qcamera_sm_evt_enum_t evt,
292 void *payload)
293{
294 int32_t rc = NO_ERROR;
295 qcamera_api_result_t result;
296 memset(&result, 0, sizeof(qcamera_api_result_t));
297
298 switch (evt) {
299 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
300 {
301 rc = m_parent->setPreviewWindow((struct preview_stream_ops *)payload);
302 result.status = rc;
303 result.request_api = evt;
304 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
305 m_parent->signalAPIResult(&result);
306 }
307 break;
308 case QCAMERA_SM_EVT_SET_CALLBACKS:
309 {
310 qcamera_sm_evt_setcb_payload_t *setcbs =
311 (qcamera_sm_evt_setcb_payload_t *)payload;
312 rc = m_parent->setCallBacks(setcbs->notify_cb,
313 setcbs->data_cb,
314 setcbs->data_cb_timestamp,
315 setcbs->get_memory,
316 setcbs->user);
317 result.status = rc;
318 result.request_api = evt;
319 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
320 m_parent->signalAPIResult(&result);
321 }
322 break;
323 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
324 {
325 rc = m_parent->enableMsgType(int32_t(payload));
326 result.status = rc;
327 result.request_api = evt;
328 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
329 m_parent->signalAPIResult(&result);
330 }
331 break;
332 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
333 {
334 rc = m_parent->disableMsgType(int32_t(payload));
335 result.status = rc;
336 result.request_api = evt;
337 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
338 m_parent->signalAPIResult(&result);
339 }
340 break;
341 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
342 {
343 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
344 result.status = rc;
345 result.request_api = evt;
346 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
347 result.enabled = enabled;
348 m_parent->signalAPIResult(&result);
349 }
350 break;
351 case QCAMERA_SM_EVT_SET_PARAMS:
352 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800353 bool needRestart = false;
354 rc = m_parent->updateParameters((char*)payload, needRestart);
355 if (rc == NO_ERROR) {
356 rc = m_parent->commitParameterChanges();
357 }
Muhua Libc9a8082012-11-07 15:51:28 -0800358 result.status = rc;
359 result.request_api = evt;
360 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
361 m_parent->signalAPIResult(&result);
362 }
363 break;
364 case QCAMERA_SM_EVT_GET_PARAMS:
365 {
366 result.params = m_parent->getParameters();
367 rc = NO_ERROR;
368 result.status = rc;
369 result.request_api = evt;
370 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
371 m_parent->signalAPIResult(&result);
372 }
373 break;
374 case QCAMERA_SM_EVT_PUT_PARAMS:
375 {
376 rc = m_parent->putParameters((char*)payload);
377 result.status = rc;
378 result.request_api = evt;
379 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
380 m_parent->signalAPIResult(&result);
381 }
382 break;
383 case QCAMERA_SM_EVT_START_PREVIEW:
384 {
385 if (m_parent->mPreviewWindow == NULL) {
Mansoor Aftab06c809c2013-01-23 19:44:47 -0800386 rc = m_parent->preparePreview();
387 if(rc == NO_ERROR) {
388 // preview window is not set yet, move to previewReady state
389 m_state = QCAMERA_SM_STATE_PREVIEW_READY;
390 } else {
391 ALOGE("%s: preparePreview failed",__func__);
392 }
Muhua Libc9a8082012-11-07 15:51:28 -0800393 } else {
394 rc = m_parent->preparePreview();
Muhua Lida2c4be2012-11-26 09:14:16 -0800395 if (rc == NO_ERROR) {
Muhua Libc9a8082012-11-07 15:51:28 -0800396 rc = m_parent->startPreview();
Muhua Lida2c4be2012-11-26 09:14:16 -0800397 if (rc != NO_ERROR) {
Muhua Libc9a8082012-11-07 15:51:28 -0800398 m_parent->unpreparePreview();
399 } else {
Muhua Lida2c4be2012-11-26 09:14:16 -0800400 // start preview success, move to previewing state
Muhua Libc9a8082012-11-07 15:51:28 -0800401 m_state = QCAMERA_SM_STATE_PREVIEWING;
402 }
403 }
404 }
405 result.status = rc;
406 result.request_api = evt;
407 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
408 m_parent->signalAPIResult(&result);
409 }
410 break;
411 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
412 {
413 rc = m_parent->preparePreview();
414 if (rc == NO_ERROR) {
415 rc = m_parent->startPreview();
416 if (rc != NO_ERROR) {
417 m_parent->unpreparePreview();
418 } else {
419 m_state = QCAMERA_SM_STATE_PREVIEWING;
420 }
421 }
422 result.status = rc;
423 result.request_api = evt;
424 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
425 m_parent->signalAPIResult(&result);
426 }
427 break;
428 case QCAMERA_SM_EVT_STOP_PREVIEW:
429 {
430 // no op needed here
431 ALOGD("%s: already in preview stopped state, do nothing", __func__);
432 result.status = NO_ERROR;
433 result.request_api = evt;
434 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
435 m_parent->signalAPIResult(&result);
436 }
437 break;
438 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
439 case QCAMERA_SM_EVT_RECORDING_ENABLED:
440 {
441 result.status = NO_ERROR;
442 result.request_api = evt;
443 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
444 result.enabled = 0;
445 m_parent->signalAPIResult(&result);
446 }
447 break;
448 case QCAMERA_SM_EVT_RELEASE:
449 {
450 rc = m_parent->release();
451 result.status = rc;
452 result.request_api = evt;
453 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
454 m_parent->signalAPIResult(&result);
455 }
456 break;
457 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
458 {
459 rc = m_parent->storeMetaDataInBuffers(int(payload));
460 result.status = rc;
461 result.request_api = evt;
462 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
463 m_parent->signalAPIResult(&result);
464 }
465 break;
466 case QCAMERA_SM_EVT_DUMP:
467 {
468 rc = m_parent->dump((int)payload);
469 result.status = rc;
470 result.request_api = evt;
471 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
472 m_parent->signalAPIResult(&result);
473 }
474 break;
Ankit Premrajka3b00dc62012-12-14 18:37:52 -0800475 case QCAMERA_SM_EVT_SEND_COMMAND:
476 {
477 qcamera_sm_evt_command_payload_t *cmd_payload =
478 (qcamera_sm_evt_command_payload_t *)payload;
479 rc = m_parent->sendCommand(cmd_payload->cmd,
480 cmd_payload->arg1,
481 cmd_payload->arg2);
482 result.status = rc;
483 result.request_api = evt;
484 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
485 m_parent->signalAPIResult(&result);
486 }
487 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800488 case QCAMERA_SM_EVT_START_RECORDING:
489 case QCAMERA_SM_EVT_STOP_RECORDING:
490 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800491 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800492 case QCAMERA_SM_EVT_TAKE_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -0800493 {
494 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
495 rc = INVALID_OPERATION;
496 result.status = rc;
497 result.request_api = evt;
498 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
499 m_parent->signalAPIResult(&result);
500 }
501 break;
Georgi Hristv72d768f2013-10-02 17:47:59 +0300502 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
Muhua Li1612f422013-01-03 11:07:39 -0800503 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Li1612f422013-01-03 11:07:39 -0800504 {
505 // no op needed here
506 ALOGD("%s: No ops for evt(%d) in state(%d)", __func__, evt, m_state);
507 result.status = NO_ERROR;
508 result.request_api = evt;
509 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
510 m_parent->signalAPIResult(&result);
511 }
512 break;
Muhua Li0c14e432013-03-06 15:50:17 -0800513 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
514 {
515 rc = m_parent->cancelAutoFocus();
516 result.status = rc;
517 result.request_api = evt;
518 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
519 m_parent->signalAPIResult(&result);
520 }
521 break;
Muhua Li5858c392013-02-04 17:53:34 -0800522 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
523 {
524 int32_t faceID = 0;
525 qcamera_sm_evt_reg_face_payload_t *reg_payload =
526 (qcamera_sm_evt_reg_face_payload_t *)payload;
527 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
528 reg_payload->config,
529 faceID);
530 result.status = rc;
531 result.request_api = evt;
532 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
533 result.handle = faceID;
534 m_parent->signalAPIResult(&result);
535 }
536 break;
Emilian Peev2ae455e2013-04-18 10:41:56 +0300537 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
538 {
539 rc = m_parent->updateThermalLevel(
540 *(qcamera_thermal_level_enum_t *)&payload);
541 }
542 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800543 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300544 {
545 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
546 switch (cam_evt->server_event_type) {
547 case CAM_EVENT_TYPE_DAEMON_DIED:
548 {
Emilian Peev15690592013-04-19 09:55:40 +0300549 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
550 CAMERA_ERROR_SERVER_DIED,
551 0);
552 }
553 break;
554 default:
555 ALOGE("%s: Invalid internal event %d in state(%d)",
556 __func__, cam_evt->server_event_type, m_state);
557 break;
558 }
559 }
560 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700561 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
562 {
563 // No ops, but need to notify
564 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
565 result.status = rc;
566 result.request_api = evt;
567 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
568 m_parent->signalEvtResult(&result);
569 }
570 break;
Emilian Peev15690592013-04-19 09:55:40 +0300571 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800572 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
573 default:
574 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
575 break;
576 }
577
578 return rc;
579}
580
Muhua Lida2c4be2012-11-26 09:14:16 -0800581/*===========================================================================
582 * FUNCTION : procEvtPreviewReadyState
583 *
584 * DESCRIPTION: finite state machine function to handle event in state of
585 * QCAMERA_SM_STATE_PREVIEW_READY.
586 *
587 * PARAMETERS :
588 * @evt : event to be processed
589 * @payload : event payload. Can be NULL if not needed.
590 *
591 * RETURN : int32_t type of status
592 * NO_ERROR -- success
593 * none-zero failure code
594 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800595int32_t QCameraStateMachine::procEvtPreviewReadyState(qcamera_sm_evt_enum_t evt,
596 void *payload)
597{
598 int32_t rc = NO_ERROR;
599 qcamera_api_result_t result;
600 memset(&result, 0, sizeof(qcamera_api_result_t));
601
602 switch (evt) {
603 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
604 {
605 m_parent->setPreviewWindow((struct preview_stream_ops *)payload);
606 if (m_parent->mPreviewWindow != NULL) {
607 rc = m_parent->startPreview();
608 if (rc != NO_ERROR) {
609 m_parent->unpreparePreview();
610 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
611 } else {
612 m_state = QCAMERA_SM_STATE_PREVIEWING;
613 }
614 }
615
616 result.status = rc;
617 result.request_api = evt;
618 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
619 m_parent->signalAPIResult(&result);
620 }
621 break;
622 case QCAMERA_SM_EVT_SET_CALLBACKS:
623 {
624 qcamera_sm_evt_setcb_payload_t *setcbs =
625 (qcamera_sm_evt_setcb_payload_t *)payload;
626 rc = m_parent->setCallBacks(setcbs->notify_cb,
627 setcbs->data_cb,
628 setcbs->data_cb_timestamp,
629 setcbs->get_memory,
630 setcbs->user);
631 result.status = rc;
632 result.request_api = evt;
633 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
634 m_parent->signalAPIResult(&result);
635 }
636 break;
637 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
638 {
639 rc = m_parent->enableMsgType(int32_t(payload));
640 result.status = rc;
641 result.request_api = evt;
642 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
643 m_parent->signalAPIResult(&result);
644 }
645 break;
646 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
647 {
648 rc = m_parent->disableMsgType(int32_t(payload));
649 result.status = rc;
650 result.request_api = evt;
651 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
652 m_parent->signalAPIResult(&result);
653 }
654 break;
655 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
656 {
657 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
658 result.status = rc;
659 result.request_api = evt;
660 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
661 result.enabled = enabled;
662 m_parent->signalAPIResult(&result);
663 }
664 break;
665 case QCAMERA_SM_EVT_SET_PARAMS:
666 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800667 bool needRestart = false;
668 rc = m_parent->updateParameters((char*)payload, needRestart);
669 if (rc == NO_ERROR) {
Muhua Li6d69e932013-01-24 16:39:27 -0800670 if (needRestart) {
671 // need restart preview for parameters to take effect
672 m_parent->unpreparePreview();
673 // commit parameter changes to server
674 m_parent->commitParameterChanges();
675 // prepare preview again
676 rc = m_parent->preparePreview();
677 if (rc != NO_ERROR) {
678 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
679 }
680 } else {
681 rc = m_parent->commitParameterChanges();
682 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800683 }
Muhua Li6d69e932013-01-24 16:39:27 -0800684
Muhua Libc9a8082012-11-07 15:51:28 -0800685 result.status = rc;
686 result.request_api = evt;
687 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
688 m_parent->signalAPIResult(&result);
689 }
690 break;
691 case QCAMERA_SM_EVT_GET_PARAMS:
692 {
693 result.params = m_parent->getParameters();
694 rc = NO_ERROR;
695 result.status = rc;
696 result.request_api = evt;
697 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
698 m_parent->signalAPIResult(&result);
699 }
700 break;
701 case QCAMERA_SM_EVT_PUT_PARAMS:
702 {
703 rc = m_parent->putParameters((char*)payload);
704 result.status = rc;
705 result.request_api = evt;
706 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
707 m_parent->signalAPIResult(&result);
708 }
709 break;
710 case QCAMERA_SM_EVT_START_PREVIEW:
711 {
712 // no ops here
713 rc = NO_ERROR;
714 result.status = rc;
715 result.request_api = evt;
716 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
717 m_parent->signalAPIResult(&result);
718 }
719 break;
720 case QCAMERA_SM_EVT_STOP_PREVIEW:
721 {
722 m_parent->unpreparePreview();
723 rc = 0;
724 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
725 result.status = rc;
726 result.request_api = evt;
727 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
728 m_parent->signalAPIResult(&result);
729 }
730 break;
731 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
732 {
733 rc = NO_ERROR;
734 result.status = rc;
735 result.request_api = evt;
736 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
737 result.enabled = 1;
738 m_parent->signalAPIResult(&result);
739 }
740 break;
741 case QCAMERA_SM_EVT_RECORDING_ENABLED:
742 {
743 rc = 0;
744 result.status = rc;
745 result.request_api = evt;
746 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
747 result.enabled = 0;
748 m_parent->signalAPIResult(&result);
749 }
750 break;
751 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
752 {
753 rc = m_parent->storeMetaDataInBuffers(int(payload));
754 result.status = rc;
755 result.request_api = evt;
756 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
757 m_parent->signalAPIResult(&result);
758 }
759 break;
760 case QCAMERA_SM_EVT_DUMP:
761 {
762 rc = m_parent->dump((int)payload);
763 result.status = rc;
764 result.request_api = evt;
765 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
766 m_parent->signalAPIResult(&result);
767 }
768 break;
769 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
770 {
771 rc = m_parent->autoFocus();
772 result.status = rc;
773 result.request_api = evt;
774 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
775 m_parent->signalAPIResult(&result);
776 }
777 break;
778 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
779 {
780 rc = m_parent->cancelAutoFocus();
781 result.status = rc;
782 result.request_api = evt;
783 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
784 m_parent->signalAPIResult(&result);
785 }
786 break;
787 case QCAMERA_SM_EVT_SEND_COMMAND:
788 {
789 qcamera_sm_evt_command_payload_t *cmd_payload =
790 (qcamera_sm_evt_command_payload_t *)payload;
791 rc = m_parent->sendCommand(cmd_payload->cmd,
792 cmd_payload->arg1,
793 cmd_payload->arg2);
794 result.status = rc;
795 result.request_api = evt;
796 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
797 m_parent->signalAPIResult(&result);
798 }
799 break;
Muhua Li5858c392013-02-04 17:53:34 -0800800 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
801 {
802 int32_t faceID = 0;
803 qcamera_sm_evt_reg_face_payload_t *reg_payload =
804 (qcamera_sm_evt_reg_face_payload_t *)payload;
805 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
806 reg_payload->config,
807 faceID);
808 result.status = rc;
809 result.request_api = evt;
810 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
811 result.handle = faceID;
812 m_parent->signalAPIResult(&result);
813 }
814 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800815 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
816 case QCAMERA_SM_EVT_START_RECORDING:
817 case QCAMERA_SM_EVT_STOP_RECORDING:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800818 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800819 case QCAMERA_SM_EVT_TAKE_PICTURE:
820 case QCAMERA_SM_EVT_CANCEL_PICTURE:
821 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
822 case QCAMERA_SM_EVT_RELEASE:
823 {
824 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
825 rc = INVALID_OPERATION;
826 result.status = rc;
827 result.request_api = evt;
828 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
829 m_parent->signalAPIResult(&result);
830 }
831 break;
832 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300833 {
834 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
835 switch (cam_evt->server_event_type) {
836 case CAM_EVENT_TYPE_DAEMON_DIED:
837 {
Emilian Peev15690592013-04-19 09:55:40 +0300838 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
839 CAMERA_ERROR_SERVER_DIED,
840 0);
841 }
842 break;
843 default:
844 ALOGE("%s: Invalid internal event %d in state(%d)",
845 __func__, cam_evt->server_event_type, m_state);
846 break;
847 }
848 }
849 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700850 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
851 {
852 // No ops, but need to notify
853 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
854 result.status = rc;
855 result.request_api = evt;
856 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
857 m_parent->signalEvtResult(&result);
858 }
859 break;
Emilian Peev15690592013-04-19 09:55:40 +0300860 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800861 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800862 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800863 default:
864 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
865 break;
866 }
867
868 return rc;
869}
870
Muhua Lida2c4be2012-11-26 09:14:16 -0800871/*===========================================================================
872 * FUNCTION : procEvtPreviewingState
873 *
874 * DESCRIPTION: finite state machine function to handle event in state of
875 * QCAMERA_SM_STATE_PREVIEWING.
876 *
877 * PARAMETERS :
878 * @evt : event to be processed
879 * @payload : event payload. Can be NULL if not needed.
880 *
881 * RETURN : int32_t type of status
882 * NO_ERROR -- success
883 * none-zero failure code
884 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800885int32_t QCameraStateMachine::procEvtPreviewingState(qcamera_sm_evt_enum_t evt,
886 void *payload)
887{
888 int32_t rc = NO_ERROR;
889 qcamera_api_result_t result;
890 memset(&result, 0, sizeof(qcamera_api_result_t));
891
892 switch (evt) {
893 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
894 {
895 // Error setting preview window during previewing
896 ALOGE("Cannot set preview window when preview is running");
897 rc = INVALID_OPERATION;
898 result.status = rc;
899 result.request_api = evt;
900 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
901 m_parent->signalAPIResult(&result);
902 }
903 break;
904 case QCAMERA_SM_EVT_SET_CALLBACKS:
905 {
906 qcamera_sm_evt_setcb_payload_t *setcbs =
907 (qcamera_sm_evt_setcb_payload_t *)payload;
908 rc = m_parent->setCallBacks(setcbs->notify_cb,
909 setcbs->data_cb,
910 setcbs->data_cb_timestamp,
911 setcbs->get_memory,
912 setcbs->user);
913 result.status = rc;
914 result.request_api = evt;
915 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
916 m_parent->signalAPIResult(&result);
917 }
918 break;
919 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
920 {
921 rc = m_parent->enableMsgType(int32_t(payload));
922 result.status = rc;
923 result.request_api = evt;
924 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
925 m_parent->signalAPIResult(&result);
926 }
927 break;
928 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
929 {
930 rc = m_parent->disableMsgType(int32_t(payload));
931 result.status = rc;
932 result.request_api = evt;
933 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
934 m_parent->signalAPIResult(&result);
935 }
936 break;
937 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
938 {
939 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
940 result.status = rc;
941 result.request_api = evt;
942 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
943 result.enabled = enabled;
944 m_parent->signalAPIResult(&result);
945 }
946 break;
947 case QCAMERA_SM_EVT_SET_PARAMS:
948 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800949 bool needRestart = false;
950 rc = m_parent->updateParameters((char*)payload, needRestart);
951 if (rc == NO_ERROR) {
952 if (needRestart) {
953 // need restart preview for parameters to take effect
954 // stop preview
955 m_parent->stopPreview();
956 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800957 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800958 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800959 rc = m_parent->preparePreview();
960 if (rc == NO_ERROR) {
961 rc = m_parent->startPreview();
962 if (rc != NO_ERROR) {
963 m_parent->unpreparePreview();
964 }
965 }
966 if (rc != NO_ERROR) {
967 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
968 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800969 } else {
970 rc = m_parent->commitParameterChanges();
971 }
972 }
Muhua Libc9a8082012-11-07 15:51:28 -0800973 result.status = rc;
974 result.request_api = evt;
975 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
976 m_parent->signalAPIResult(&result);
977 }
978 break;
979 case QCAMERA_SM_EVT_GET_PARAMS:
980 {
981 result.params = m_parent->getParameters();
982 rc = NO_ERROR;
983 result.status = rc;
984 result.request_api = evt;
985 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
986 m_parent->signalAPIResult(&result);
987 }
988 break;
989 case QCAMERA_SM_EVT_PUT_PARAMS:
990 {
991 rc = m_parent->putParameters((char*)payload);
992 result.status = rc;
993 result.request_api = evt;
994 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
995 m_parent->signalAPIResult(&result);
996 }
997 break;
998 case QCAMERA_SM_EVT_START_PREVIEW:
999 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1000 {
1001 // no ops here
1002 ALOGD("%s: Already in previewing, no ops here to start preview", __func__);
1003 rc = NO_ERROR;
1004 result.status = rc;
1005 result.request_api = evt;
1006 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1007 m_parent->signalAPIResult(&result);
1008 }
1009 break;
1010 case QCAMERA_SM_EVT_STOP_PREVIEW:
1011 {
1012 rc = m_parent->stopPreview();
1013 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1014 result.status = rc;
1015 result.request_api = evt;
1016 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1017 m_parent->signalAPIResult(&result);
1018 }
1019 break;
1020 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1021 {
1022 rc = NO_ERROR;
1023 result.status = rc;
1024 result.request_api = evt;
1025 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1026 result.enabled = 1;
1027 m_parent->signalAPIResult(&result);
1028 }
1029 break;
1030 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1031 {
1032 rc = NO_ERROR;
1033 result.status = rc;
1034 result.request_api = evt;
1035 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1036 result.enabled = 0;
1037 m_parent->signalAPIResult(&result);
1038 }
1039 break;
1040 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1041 {
1042 rc = m_parent->storeMetaDataInBuffers(int(payload));
1043 result.status = rc;
1044 result.request_api = evt;
1045 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1046 m_parent->signalAPIResult(&result);
1047 }
1048 break;
1049 case QCAMERA_SM_EVT_DUMP:
1050 {
1051 rc = m_parent->dump((int)payload);
1052 result.status = rc;
1053 result.request_api = evt;
1054 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1055 m_parent->signalAPIResult(&result);
1056 }
1057 break;
1058 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1059 {
1060 rc = m_parent->autoFocus();
1061 result.status = rc;
1062 result.request_api = evt;
1063 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1064 m_parent->signalAPIResult(&result);
1065 }
1066 break;
1067 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1068 {
1069 rc = m_parent->cancelAutoFocus();
1070 result.status = rc;
1071 result.request_api = evt;
1072 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1073 m_parent->signalAPIResult(&result);
1074 }
1075 break;
1076 case QCAMERA_SM_EVT_START_RECORDING:
1077 {
1078 rc = m_parent->startRecording();
1079 if (rc == NO_ERROR) {
1080 // move state to recording state
1081 m_state = QCAMERA_SM_STATE_RECORDING;
1082 }
1083 result.status = rc;
1084 result.request_api = evt;
1085 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1086 m_parent->signalAPIResult(&result);
1087 }
1088 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -08001089 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -08001090 {
Muhua Li0c14e432013-03-06 15:50:17 -08001091 rc = m_parent->prepareHardwareForSnapshot(FALSE);
Muhua Libc9a8082012-11-07 15:51:28 -08001092 if (rc == NO_ERROR) {
Shuzhen Wang93f24112013-02-20 16:01:42 -08001093 // Do not signal API result in this case.
1094 // Need to wait for snapshot done in metadta.
1095 m_state = QCAMERA_SM_STATE_PREPARE_SNAPSHOT;
1096 } else {
1097 // Do not change state in this case.
1098 ALOGE("%s: prepareHardwareForSnapshot failed %d",
1099 __func__, rc);
1100
1101 result.status = rc;
1102 result.request_api = evt;
1103 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1104 m_parent->signalAPIResult(&result);
1105 }
1106 }
1107 break;
1108 case QCAMERA_SM_EVT_TAKE_PICTURE:
1109 {
Muhua Li8e614bc2013-04-17 17:38:42 -07001110 if ( m_parent->mParameters.getRecordingHintValue() == false) {
Emilian Peeva43000b2013-09-27 14:27:21 -07001111 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -08001112 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -07001113 rc = m_parent->takePicture();
1114 if (rc != NO_ERROR) {
1115 // move state to previewing state
1116 m_state = QCAMERA_SM_STATE_PREVIEWING;
1117 }
Shuzhen Wang93f24112013-02-20 16:01:42 -08001118 } else {
1119 m_state = QCAMERA_SM_STATE_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -07001120 rc = m_parent->takePicture();
1121 if (rc != NO_ERROR) {
1122 // move state to preview stopped state
1123 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1124 }
Shuzhen Wang93f24112013-02-20 16:01:42 -08001125 }
Muhua Lia9dca012013-05-03 22:37:42 -07001126
1127 result.status = rc;
1128 result.request_api = evt;
1129 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1130 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -07001131 } else {
Muhua Lia9dca012013-05-03 22:37:42 -07001132 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Li8e614bc2013-04-17 17:38:42 -07001133 rc = m_parent->takeLiveSnapshot();
Muhua Lia9dca012013-05-03 22:37:42 -07001134 if (rc != NO_ERROR ) {
1135 m_state = QCAMERA_SM_STATE_PREVIEWING;
Muhua Li8e614bc2013-04-17 17:38:42 -07001136 }
Muhua Lia9dca012013-05-03 22:37:42 -07001137 result.status = rc;
1138 result.request_api = evt;
1139 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1140 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -07001141 }
Muhua Libc9a8082012-11-07 15:51:28 -08001142 }
1143 break;
1144 case QCAMERA_SM_EVT_SEND_COMMAND:
1145 {
1146 qcamera_sm_evt_command_payload_t *cmd_payload =
1147 (qcamera_sm_evt_command_payload_t *)payload;
1148 rc = m_parent->sendCommand(cmd_payload->cmd,
1149 cmd_payload->arg1,
1150 cmd_payload->arg2);
1151 result.status = rc;
1152 result.request_api = evt;
1153 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1154 m_parent->signalAPIResult(&result);
1155 }
1156 break;
Muhua Li5858c392013-02-04 17:53:34 -08001157 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1158 {
1159 int32_t faceID = 0;
1160 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1161 (qcamera_sm_evt_reg_face_payload_t *)payload;
1162 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1163 reg_payload->config,
1164 faceID);
1165 result.status = rc;
1166 result.request_api = evt;
1167 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1168 result.handle = faceID;
1169 m_parent->signalAPIResult(&result);
1170 }
1171 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001172 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1173 case QCAMERA_SM_EVT_STOP_RECORDING:
1174 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1175 case QCAMERA_SM_EVT_RELEASE:
1176 {
1177 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1178 rc = INVALID_OPERATION;
1179 result.status = rc;
1180 result.request_api = evt;
1181 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1182 m_parent->signalAPIResult(&result);
1183 }
1184 break;
Muhua Li31eaee02012-12-11 08:56:45 -08001185 case QCAMERA_SM_EVT_EVT_INTERNAL:
1186 {
1187 qcamera_sm_internal_evt_payload_t *internal_evt =
1188 (qcamera_sm_internal_evt_payload_t *)payload;
1189 switch (internal_evt->evt_type) {
1190 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1191 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1192 break;
Muhua Li510aab22013-05-28 17:00:38 -07001193 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1194 break;
1195 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1196 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
1197 break;
1198 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1199 rc = m_parent->processHistogramStats(internal_evt->stats_data);
1200 break;
1201 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1202 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1203 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +08001204 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1205 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1206 break;
Muhua Li31eaee02012-12-11 08:56:45 -08001207 default:
Shuzhen Wang93f24112013-02-20 16:01:42 -08001208 ALOGE("%s: Invalid internal event %d in state(%d)",
1209 __func__, internal_evt->evt_type, m_state);
Muhua Li31eaee02012-12-11 08:56:45 -08001210 break;
1211 }
1212 }
1213 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001214 case QCAMERA_SM_EVT_EVT_NOTIFY:
1215 {
1216 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1217 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +03001218 case CAM_EVENT_TYPE_DAEMON_DIED:
1219 {
Emilian Peev15690592013-04-19 09:55:40 +03001220 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1221 CAMERA_ERROR_SERVER_DIED,
1222 0);
1223 }
1224 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001225 default:
1226 ALOGD("%s: no handling for server evt (%d) at this state",
1227 __func__, cam_evt->server_event_type);
1228 break;
1229 }
1230 }
1231 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08001232 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -08001233 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -08001234 rc = m_parent->updateThermalLevel(
1235 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -08001236 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08001237 break;
Muhua Lida2c4be2012-11-26 09:14:16 -08001238 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -07001239 {
1240 // No ops, but need to notify
1241 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1242 result.status = rc;
1243 result.request_api = evt;
1244 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1245 m_parent->signalEvtResult(&result);
1246 }
1247 break;
1248 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -08001249 default:
1250 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1251 break;
1252 }
1253
1254 return rc;
1255}
1256
Muhua Lida2c4be2012-11-26 09:14:16 -08001257/*===========================================================================
Shuzhen Wang93f24112013-02-20 16:01:42 -08001258 * FUNCTION : procEvtPrepareSnapshotState
1259 *
1260 * DESCRIPTION: finite state machine function to handle event in state of
1261 * QCAMERA_SM_STATE_PREPARE_SNAPSHOT.
1262 *
1263 * PARAMETERS :
1264 * @evt : event to be processed
1265 * @payload : event payload. Can be NULL if not needed.
1266 *
1267 * RETURN : int32_t type of status
1268 * NO_ERROR -- success
1269 * none-zero failure code
1270 *==========================================================================*/
1271int32_t QCameraStateMachine::procEvtPrepareSnapshotState(qcamera_sm_evt_enum_t evt,
1272 void *payload)
1273{
1274 int32_t rc = NO_ERROR;
1275 qcamera_api_result_t result;
1276 memset(&result, 0, sizeof(qcamera_api_result_t));
1277
1278 switch (evt) {
1279 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1280 case QCAMERA_SM_EVT_SET_CALLBACKS:
1281 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1282 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1283 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1284 case QCAMERA_SM_EVT_SET_PARAMS:
1285 case QCAMERA_SM_EVT_GET_PARAMS:
1286 case QCAMERA_SM_EVT_PUT_PARAMS:
1287 case QCAMERA_SM_EVT_START_PREVIEW:
1288 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1289 case QCAMERA_SM_EVT_STOP_PREVIEW:
1290 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1291 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1292 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1293 case QCAMERA_SM_EVT_DUMP:
1294 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1295 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1296 case QCAMERA_SM_EVT_START_RECORDING:
1297 case QCAMERA_SM_EVT_TAKE_PICTURE:
Muhua Li510aab22013-05-28 17:00:38 -07001298 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Shuzhen Wang93f24112013-02-20 16:01:42 -08001299 case QCAMERA_SM_EVT_SEND_COMMAND:
1300 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1301 case QCAMERA_SM_EVT_STOP_RECORDING:
1302 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1303 case QCAMERA_SM_EVT_RELEASE:
1304 {
1305 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1306 rc = INVALID_OPERATION;
1307 result.status = rc;
1308 result.request_api = evt;
1309 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1310 m_parent->signalAPIResult(&result);
1311 }
1312 break;
1313 case QCAMERA_SM_EVT_EVT_INTERNAL:
1314 {
1315 qcamera_sm_internal_evt_payload_t *internal_evt =
1316 (qcamera_sm_internal_evt_payload_t *)payload;
1317 switch (internal_evt->evt_type) {
Muhua Li6f3c5322013-05-08 17:20:17 -07001318 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1319 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1320 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -08001321 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1322 ALOGI("%s: Received QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE event",
1323 __func__);
1324 m_parent->processPrepSnapshotDoneEvent(internal_evt->prep_snapshot_state);
1325 m_state = QCAMERA_SM_STATE_PREVIEWING;
1326
1327 result.status = NO_ERROR;
1328 result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT;
1329 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1330 m_parent->signalAPIResult(&result);
1331 break;
Muhua Li510aab22013-05-28 17:00:38 -07001332 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1333 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
1334 break;
1335 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1336 rc = m_parent->processHistogramStats(internal_evt->stats_data);
1337 break;
1338 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1339 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1340 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +08001341 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1342 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1343 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -08001344 default:
1345 ALOGE("%s: Invalid internal event %d in state(%d)",
1346 __func__, internal_evt->evt_type, m_state);
1347 break;
1348 }
1349 }
1350 break;
1351 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +03001352 {
1353 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1354 switch (cam_evt->server_event_type) {
1355 case CAM_EVENT_TYPE_DAEMON_DIED:
1356 {
Emilian Peev15690592013-04-19 09:55:40 +03001357 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1358 CAMERA_ERROR_SERVER_DIED,
1359 0);
1360 }
1361 break;
1362 default:
1363 ALOGE("%s: Invalid internal event %d in state(%d)",
1364 __func__, cam_evt->server_event_type, m_state);
1365 break;
1366 }
1367 }
1368 break;
Muhua Lic9390df2013-05-22 17:54:13 -07001369 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1370 {
1371 // No ops, but need to notify
1372 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1373 result.status = rc;
1374 result.request_api = evt;
1375 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1376 m_parent->signalEvtResult(&result);
1377 }
1378 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -08001379 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
1380 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wang93f24112013-02-20 16:01:42 -08001381 default:
1382 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1383 break;
1384 }
1385
1386 return rc;
1387}
1388
1389/*===========================================================================
Muhua Lida2c4be2012-11-26 09:14:16 -08001390 * FUNCTION : procEvtPicTakingState
1391 *
1392 * DESCRIPTION: finite state machine function to handle event in state of
1393 * QCAMERA_SM_STATE_PIC_TAKING.
1394 *
1395 * PARAMETERS :
1396 * @evt : event to be processed
1397 * @payload : event payload. Can be NULL if not needed.
1398 *
1399 * RETURN : int32_t type of status
1400 * NO_ERROR -- success
1401 * none-zero failure code
1402 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -08001403int32_t QCameraStateMachine::procEvtPicTakingState(qcamera_sm_evt_enum_t evt,
1404 void *payload)
1405{
1406 int32_t rc = NO_ERROR;
1407 qcamera_api_result_t result;
1408 memset(&result, 0, sizeof(qcamera_api_result_t));
1409
1410 switch (evt) {
1411 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1412 {
1413 // Error setting preview window during previewing
1414 ALOGE("Cannot set preview window when preview is running");
1415 rc = INVALID_OPERATION;
1416 result.status = rc;
1417 result.request_api = evt;
1418 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1419 m_parent->signalAPIResult(&result);
1420 }
1421 break;
1422 case QCAMERA_SM_EVT_SET_CALLBACKS:
1423 {
1424 qcamera_sm_evt_setcb_payload_t *setcbs =
1425 (qcamera_sm_evt_setcb_payload_t *)payload;
1426 rc = m_parent->setCallBacks(setcbs->notify_cb,
1427 setcbs->data_cb,
1428 setcbs->data_cb_timestamp,
1429 setcbs->get_memory,
1430 setcbs->user);
1431 result.status = rc;
1432 result.request_api = evt;
1433 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1434 m_parent->signalAPIResult(&result);
1435 }
1436 break;
1437 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1438 {
1439 rc = m_parent->enableMsgType(int32_t(payload));
1440 result.status = rc;
1441 result.request_api = evt;
1442 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1443 m_parent->signalAPIResult(&result);
1444 }
1445 break;
1446 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1447 {
1448 rc = m_parent->disableMsgType(int32_t(payload));
1449 result.status = rc;
1450 result.request_api = evt;
1451 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1452 m_parent->signalAPIResult(&result);
1453 }
1454 break;
1455 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1456 {
1457 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1458 result.status = rc;
1459 result.request_api = evt;
1460 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1461 result.enabled = enabled;
1462 m_parent->signalAPIResult(&result);
1463 }
1464 break;
1465 case QCAMERA_SM_EVT_SET_PARAMS:
1466 {
Muhua Lida2c4be2012-11-26 09:14:16 -08001467 bool needRestart = false;
1468 rc = m_parent->updateParameters((char*)payload, needRestart);
1469 if (rc == NO_ERROR) {
1470 rc = m_parent->commitParameterChanges();
1471 }
Muhua Libc9a8082012-11-07 15:51:28 -08001472 result.status = rc;
1473 result.request_api = evt;
1474 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1475 m_parent->signalAPIResult(&result);
1476 }
1477 break;
1478 case QCAMERA_SM_EVT_GET_PARAMS:
1479 {
1480 result.params = m_parent->getParameters();
1481 rc = NO_ERROR;
1482 result.status = rc;
1483 result.request_api = evt;
1484 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1485 m_parent->signalAPIResult(&result);
1486 }
1487 break;
1488 case QCAMERA_SM_EVT_PUT_PARAMS:
1489 {
1490 rc = m_parent->putParameters((char*)payload);
1491 result.status = rc;
1492 result.request_api = evt;
1493 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1494 m_parent->signalAPIResult(&result);
1495 }
1496 break;
1497 case QCAMERA_SM_EVT_STOP_PREVIEW:
1498 {
Muhua Libd1b6122013-03-05 15:25:27 -08001499 // cancel picture first
1500 rc = m_parent->cancelPicture();
1501 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1502
Muhua Libc9a8082012-11-07 15:51:28 -08001503 result.status = rc;
1504 result.request_api = evt;
1505 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1506 m_parent->signalAPIResult(&result);
1507 }
1508 break;
1509 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1510 {
1511 rc = NO_ERROR;
1512 result.status = rc;
1513 result.request_api = evt;
1514 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1515 result.enabled = 0;
1516 m_parent->signalAPIResult(&result);
1517 }
1518 break;
1519 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1520 {
1521 rc = NO_ERROR;
1522 result.status = rc;
1523 result.request_api = evt;
1524 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1525 result.enabled = 0;
1526 m_parent->signalAPIResult(&result);
1527 }
1528 break;
1529 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1530 {
1531 rc = m_parent->storeMetaDataInBuffers(int(payload));
1532 result.status = rc;
1533 result.request_api = evt;
1534 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1535 m_parent->signalAPIResult(&result);
1536 }
1537 break;
1538 case QCAMERA_SM_EVT_DUMP:
1539 {
1540 rc = m_parent->dump((int)payload);
1541 result.status = rc;
1542 result.request_api = evt;
1543 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1544 m_parent->signalAPIResult(&result);
1545 }
1546 break;
1547 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1548 {
1549 rc = m_parent->autoFocus();
1550 result.status = rc;
1551 result.request_api = evt;
1552 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1553 m_parent->signalAPIResult(&result);
1554 }
1555 break;
1556 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1557 {
1558 rc = m_parent->cancelAutoFocus();
1559 result.status = rc;
1560 result.request_api = evt;
1561 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1562 m_parent->signalAPIResult(&result);
1563 }
1564 break;
1565 case QCAMERA_SM_EVT_SEND_COMMAND:
1566 {
1567 qcamera_sm_evt_command_payload_t *cmd_payload =
1568 (qcamera_sm_evt_command_payload_t *)payload;
1569 rc = m_parent->sendCommand(cmd_payload->cmd,
1570 cmd_payload->arg1,
1571 cmd_payload->arg2);
Emilian Peeva43000b2013-09-27 14:27:21 -07001572 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
1573 // move state to previewing state
1574 m_state = QCAMERA_SM_STATE_PREVIEWING;
1575 }
Muhua Libc9a8082012-11-07 15:51:28 -08001576 result.status = rc;
1577 result.request_api = evt;
1578 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1579 m_parent->signalAPIResult(&result);
1580 }
1581 break;
1582 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1583 {
1584 rc = m_parent->cancelPicture();
1585 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1586 result.status = rc;
1587 result.request_api = evt;
1588 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1589 m_parent->signalAPIResult(&result);
1590 }
1591 break;
Muhua Li5858c392013-02-04 17:53:34 -08001592 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1593 {
1594 int32_t faceID = 0;
1595 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1596 (qcamera_sm_evt_reg_face_payload_t *)payload;
1597 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1598 reg_payload->config,
1599 faceID);
1600 result.status = rc;
1601 result.request_api = evt;
1602 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1603 result.handle = faceID;
1604 m_parent->signalAPIResult(&result);
1605 }
1606 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001607 case QCAMERA_SM_EVT_TAKE_PICTURE:
Emilian Peeva43000b2013-09-27 14:27:21 -07001608 {
1609 if ( m_parent->isLongshotEnabled() ) {
1610 rc = m_parent->longShot();
1611 } else {
1612 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1613 rc = INVALID_OPERATION;
1614 }
1615
1616 result.status = rc;
1617 result.request_api = evt;
1618 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1619 m_parent->signalAPIResult(&result);
1620 }
1621 break;
1622 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -08001623 case QCAMERA_SM_EVT_START_RECORDING:
1624 case QCAMERA_SM_EVT_STOP_RECORDING:
1625 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1626 case QCAMERA_SM_EVT_START_PREVIEW:
1627 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1628 case QCAMERA_SM_EVT_RELEASE:
1629 {
1630 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1631 rc = INVALID_OPERATION;
1632 result.status = rc;
1633 result.request_api = evt;
1634 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1635 m_parent->signalAPIResult(&result);
1636 }
1637 break;
Muhua Li31eaee02012-12-11 08:56:45 -08001638 case QCAMERA_SM_EVT_EVT_INTERNAL:
1639 {
1640 qcamera_sm_internal_evt_payload_t *internal_evt =
1641 (qcamera_sm_internal_evt_payload_t *)payload;
1642 switch (internal_evt->evt_type) {
1643 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1644 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1645 break;
Muhua Li510aab22013-05-28 17:00:38 -07001646 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1647 break;
1648 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1649 break;
1650 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1651 break;
1652 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1653 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1654 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +08001655 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1656 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1657 break;
Muhua Li31eaee02012-12-11 08:56:45 -08001658 default:
1659 break;
1660 }
1661 }
1662 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001663 case QCAMERA_SM_EVT_EVT_NOTIFY:
1664 {
1665 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1666 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +03001667 case CAM_EVENT_TYPE_DAEMON_DIED:
1668 {
Emilian Peev15690592013-04-19 09:55:40 +03001669 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1670 CAMERA_ERROR_SERVER_DIED,
1671 0);
1672 }
1673 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001674 default:
1675 ALOGD("%s: no handling for server evt (%d) at this state",
1676 __func__, cam_evt->server_event_type);
1677 break;
1678 }
1679 }
1680 break;
1681 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
1682 {
1683 qcamera_jpeg_evt_payload_t *jpeg_job =
1684 (qcamera_jpeg_evt_payload_t *)payload;
1685 rc = m_parent->processJpegNotify(jpeg_job);
1686 }
1687 break;
Emilian Peev7d36a812013-11-20 00:15:54 -08001688 case QCAMERA_SM_EVT_STOP_CAPTURE_CHANNEL:
1689 {
1690 rc = m_parent->stopCaptureChannel();
1691 result.status = rc;
1692 result.request_api = evt;
1693 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1694 m_parent->signalAPIResult(&result);
1695 }
1696 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001697 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1698 {
1699 rc = m_parent->cancelPicture();
1700 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Emilian Peev6d90c1f2013-04-12 09:33:06 +03001701 result.status = rc;
1702 result.request_api = evt;
1703 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1704 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -08001705 }
1706 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08001707 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peev2ae455e2013-04-18 10:41:56 +03001708 {
1709 rc = m_parent->updateThermalLevel(
1710 *(qcamera_thermal_level_enum_t *)&payload);
1711 }
1712 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001713 default:
1714 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1715 break;
1716 }
1717
1718 return rc;
1719}
1720
Muhua Lida2c4be2012-11-26 09:14:16 -08001721/*===========================================================================
1722 * FUNCTION : procEvtRecordingState
1723 *
1724 * DESCRIPTION: finite state machine function to handle event in state of
1725 * QCAMERA_SM_STATE_RECORDING.
1726 *
1727 * PARAMETERS :
1728 * @evt : event to be processed
1729 * @payload : event payload. Can be NULL if not needed.
1730 *
1731 * RETURN : int32_t type of status
1732 * NO_ERROR -- success
1733 * none-zero failure code
1734 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -08001735int32_t QCameraStateMachine::procEvtRecordingState(qcamera_sm_evt_enum_t evt,
1736 void *payload)
1737{
1738 int32_t rc = NO_ERROR;
1739 qcamera_api_result_t result;
1740 memset(&result, 0, sizeof(qcamera_api_result_t));
1741
1742 switch (evt) {
Emilian Peev88293e92013-06-07 12:37:18 +03001743 case QCAMERA_SM_EVT_START_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -08001744 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1745 {
Emilian Peev88293e92013-06-07 12:37:18 +03001746 // WA: CTS test VideoSnapshot will try to
1747 // start preview during video recording.
1748 ALOGE("CTS video restart op");
1749 rc = NO_ERROR;
Muhua Libc9a8082012-11-07 15:51:28 -08001750 result.status = rc;
1751 result.request_api = evt;
1752 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1753 m_parent->signalAPIResult(&result);
1754 }
1755 break;
1756 case QCAMERA_SM_EVT_SET_CALLBACKS:
1757 {
1758 qcamera_sm_evt_setcb_payload_t *setcbs =
1759 (qcamera_sm_evt_setcb_payload_t *)payload;
1760 rc = m_parent->setCallBacks(setcbs->notify_cb,
1761 setcbs->data_cb,
1762 setcbs->data_cb_timestamp,
1763 setcbs->get_memory,
1764 setcbs->user);
1765 result.status = rc;
1766 result.request_api = evt;
1767 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1768 m_parent->signalAPIResult(&result);
1769 }
1770 break;
1771 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1772 {
1773 rc = m_parent->enableMsgType(int32_t(payload));
1774 result.status = rc;
1775 result.request_api = evt;
1776 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1777 m_parent->signalAPIResult(&result);
1778 }
1779 break;
1780 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1781 {
1782 rc = m_parent->disableMsgType(int32_t(payload));
1783 result.status = rc;
1784 result.request_api = evt;
1785 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1786 m_parent->signalAPIResult(&result);
1787 }
1788 break;
1789 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1790 {
1791 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1792 result.status = rc;
1793 result.request_api = evt;
1794 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1795 result.enabled = enabled;
1796 m_parent->signalAPIResult(&result);
1797 }
1798 break;
1799 case QCAMERA_SM_EVT_SET_PARAMS:
1800 {
Muhua Lida2c4be2012-11-26 09:14:16 -08001801 bool needRestart = false;
1802 rc = m_parent->updateParameters((char*)payload, needRestart);
1803 if (rc == NO_ERROR) {
1804 if (needRestart) {
1805 // cannot set parameters that requires restart during recording
1806 ALOGE("%s: Cannot set parameters that requires restart during recording",
1807 __func__);
1808 rc = BAD_VALUE;
1809 } else {
1810 rc = m_parent->commitParameterChanges();
1811 }
1812 }
Muhua Libc9a8082012-11-07 15:51:28 -08001813 result.status = rc;
1814 result.request_api = evt;
1815 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1816 m_parent->signalAPIResult(&result);
1817 }
1818 break;
1819 case QCAMERA_SM_EVT_GET_PARAMS:
1820 {
1821 result.params = m_parent->getParameters();
1822 rc = NO_ERROR;
1823 result.status = rc;
1824 result.request_api = evt;
1825 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1826 m_parent->signalAPIResult(&result);
1827 }
1828 break;
1829 case QCAMERA_SM_EVT_PUT_PARAMS:
1830 {
1831 rc = m_parent->putParameters((char*)payload);
1832 result.status = rc;
1833 result.request_api = evt;
1834 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1835 m_parent->signalAPIResult(&result);
1836 }
1837 break;
1838 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1839 {
1840 rc = NO_ERROR;
1841 result.status = rc;
1842 result.request_api = evt;
1843 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1844 result.enabled = 0;
1845 m_parent->signalAPIResult(&result);
1846 }
1847 break;
1848 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1849 {
1850 rc = NO_ERROR;
1851 result.status = rc;
1852 result.request_api = evt;
1853 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1854 result.enabled = 1;
1855 m_parent->signalAPIResult(&result);
1856 }
1857 break;
1858 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1859 {
1860 rc = m_parent->storeMetaDataInBuffers(int(payload));
1861 result.status = rc;
1862 result.request_api = evt;
1863 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1864 m_parent->signalAPIResult(&result);
1865 }
1866 break;
1867 case QCAMERA_SM_EVT_DUMP:
1868 {
1869 rc = m_parent->dump((int)payload);
1870 result.status = rc;
1871 result.request_api = evt;
1872 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1873 m_parent->signalAPIResult(&result);
1874 }
1875 break;
1876 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1877 {
1878 rc = m_parent->autoFocus();
1879 result.status = rc;
1880 result.request_api = evt;
1881 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1882 m_parent->signalAPIResult(&result);
1883 }
1884 break;
1885 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1886 {
1887 rc = m_parent->cancelAutoFocus();
1888 result.status = rc;
1889 result.request_api = evt;
1890 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1891 m_parent->signalAPIResult(&result);
1892 }
1893 break;
1894 case QCAMERA_SM_EVT_SEND_COMMAND:
1895 {
1896 qcamera_sm_evt_command_payload_t *cmd_payload =
1897 (qcamera_sm_evt_command_payload_t *)payload;
1898 rc = m_parent->sendCommand(cmd_payload->cmd,
1899 cmd_payload->arg1,
1900 cmd_payload->arg2);
1901 result.status = rc;
1902 result.request_api = evt;
1903 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1904 m_parent->signalAPIResult(&result);
1905 }
1906 break;
1907 case QCAMERA_SM_EVT_TAKE_PICTURE:
1908 {
Muhua Li1d0c4772013-02-22 15:39:45 -08001909 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
Muhua Libc9a8082012-11-07 15:51:28 -08001910 rc = m_parent->takeLiveSnapshot();
Muhua Li1d0c4772013-02-22 15:39:45 -08001911 if (rc != NO_ERROR) {
1912 m_state = QCAMERA_SM_STATE_RECORDING;
Muhua Libc9a8082012-11-07 15:51:28 -08001913 }
1914 result.status = rc;
1915 result.request_api = evt;
1916 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1917 m_parent->signalAPIResult(&result);
1918 }
1919 break;
1920 case QCAMERA_SM_EVT_START_RECORDING:
1921 {
1922 // no ops here
1923 ALOGD("%s: already in recording state, no ops for start_recording", __func__);
1924 rc = 0;
1925 result.status = rc;
1926 result.request_api = evt;
1927 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1928 m_parent->signalAPIResult(&result);
1929 }
1930 break;
1931 case QCAMERA_SM_EVT_STOP_RECORDING:
1932 {
1933 rc = m_parent->stopRecording();
1934 m_state = QCAMERA_SM_STATE_PREVIEWING;
1935 result.status = rc;
1936 result.request_api = evt;
1937 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1938 m_parent->signalAPIResult(&result);
1939 }
1940 break;
Emilian Peevf392f172013-05-13 16:29:53 -07001941 case QCAMERA_SM_EVT_STOP_PREVIEW:
1942 {
1943 rc = m_parent->stopRecording();
1944 m_state = QCAMERA_SM_STATE_PREVIEWING;
1945
1946 rc = m_parent->stopPreview();
1947 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1948
1949 result.status = rc;
1950 result.request_api = evt;
1951 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1952 m_parent->signalAPIResult(&result);
1953 }
1954 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001955 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1956 {
1957 rc = m_parent->releaseRecordingFrame((const void *)payload);
1958 result.status = rc;
1959 result.request_api = evt;
1960 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1961 m_parent->signalAPIResult(&result);
1962 }
1963 break;
Muhua Li5858c392013-02-04 17:53:34 -08001964 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1965 {
1966 int32_t faceID = 0;
1967 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1968 (qcamera_sm_evt_reg_face_payload_t *)payload;
1969 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1970 reg_payload->config,
1971 faceID);
1972 result.status = rc;
1973 result.request_api = evt;
1974 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1975 result.handle = faceID;
1976 m_parent->signalAPIResult(&result);
1977 }
1978 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -08001979 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
1980 {
1981 //In Video snapshot, prepare hardware is a no-op.
1982 result.status = NO_ERROR;
1983 result.request_api = evt;
1984 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1985 m_parent->signalAPIResult(&result);
1986 }
1987 break;
Muhua Libc9a8082012-11-07 15:51:28 -08001988 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -08001989 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -08001990 case QCAMERA_SM_EVT_RELEASE:
1991 {
1992 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1993 rc = INVALID_OPERATION;
1994 result.status = rc;
1995 result.request_api = evt;
1996 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1997 m_parent->signalAPIResult(&result);
1998 }
1999 break;
Muhua Li31eaee02012-12-11 08:56:45 -08002000 case QCAMERA_SM_EVT_EVT_INTERNAL:
2001 {
2002 qcamera_sm_internal_evt_payload_t *internal_evt =
2003 (qcamera_sm_internal_evt_payload_t *)payload;
2004 switch (internal_evt->evt_type) {
2005 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2006 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2007 break;
Muhua Li510aab22013-05-28 17:00:38 -07002008 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2009 break;
2010 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2011 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2012 break;
2013 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2014 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2015 break;
2016 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2017 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2018 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +08002019 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2020 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2021 break;
Muhua Li31eaee02012-12-11 08:56:45 -08002022 default:
2023 break;
2024 }
2025 }
2026 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002027 case QCAMERA_SM_EVT_EVT_NOTIFY:
2028 {
2029 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2030 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +03002031 case CAM_EVENT_TYPE_DAEMON_DIED:
2032 {
Emilian Peev15690592013-04-19 09:55:40 +03002033 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2034 CAMERA_ERROR_SERVER_DIED,
2035 0);
2036 }
2037 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002038 default:
Emilian Peev15690592013-04-19 09:55:40 +03002039 ALOGE("%s: Invalid internal event %d in state(%d)",
2040 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -08002041 break;
2042 }
2043 }
2044 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08002045 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -08002046 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -08002047 rc = m_parent->updateThermalLevel(
2048 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -08002049 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08002050 break;
Muhua Lida2c4be2012-11-26 09:14:16 -08002051 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -07002052 {
2053 // No ops, but need to notify
2054 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2055 result.status = rc;
2056 result.request_api = evt;
2057 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2058 m_parent->signalEvtResult(&result);
2059 }
2060 break;
2061 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -08002062 default:
2063 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2064 break;
2065 }
2066
2067 return rc;
2068}
2069
Muhua Lida2c4be2012-11-26 09:14:16 -08002070/*===========================================================================
2071 * FUNCTION : procEvtVideoPicTakingState
2072 *
2073 * DESCRIPTION: finite state machine function to handle event in state of
2074 * QCAMERA_SM_STATE_VIDEO_PIC_TAKING.
2075 *
2076 * PARAMETERS :
2077 * @evt : event to be processed
2078 * @payload : event payload. Can be NULL if not needed.
2079 *
2080 * RETURN : int32_t type of status
2081 * NO_ERROR -- success
2082 * none-zero failure code
2083 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -08002084int32_t QCameraStateMachine::procEvtVideoPicTakingState(qcamera_sm_evt_enum_t evt,
2085 void *payload)
2086{
2087 int32_t rc = NO_ERROR;
2088 qcamera_api_result_t result;
2089 memset(&result, 0, sizeof(qcamera_api_result_t));
2090
2091 switch (evt) {
2092 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2093 {
2094 // Error setting preview window during previewing
2095 ALOGE("Cannot set preview window when preview is running");
2096 rc = INVALID_OPERATION;
2097 result.status = rc;
2098 result.request_api = evt;
2099 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2100 m_parent->signalAPIResult(&result);
2101 }
2102 break;
2103 case QCAMERA_SM_EVT_SET_CALLBACKS:
2104 {
2105 qcamera_sm_evt_setcb_payload_t *setcbs =
2106 (qcamera_sm_evt_setcb_payload_t *)payload;
2107 rc = m_parent->setCallBacks(setcbs->notify_cb,
2108 setcbs->data_cb,
2109 setcbs->data_cb_timestamp,
2110 setcbs->get_memory,
2111 setcbs->user);
2112 result.status = rc;
2113 result.request_api = evt;
2114 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2115 m_parent->signalAPIResult(&result);
2116 }
2117 break;
2118 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2119 {
2120 rc = m_parent->enableMsgType(int32_t(payload));
2121 result.status = rc;
2122 result.request_api = evt;
2123 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2124 m_parent->signalAPIResult(&result);
2125 }
2126 break;
2127 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2128 {
2129 rc = m_parent->disableMsgType(int32_t(payload));
2130 result.status = rc;
2131 result.request_api = evt;
2132 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2133 m_parent->signalAPIResult(&result);
2134 }
2135 break;
2136 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2137 {
2138 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2139 result.status = rc;
2140 result.request_api = evt;
2141 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2142 result.enabled = enabled;
2143 m_parent->signalAPIResult(&result);
2144 }
2145 break;
2146 case QCAMERA_SM_EVT_SET_PARAMS:
2147 {
Muhua Lida2c4be2012-11-26 09:14:16 -08002148 bool needRestart = false;
2149 rc = m_parent->updateParameters((char*)payload, needRestart);
2150 if (rc == NO_ERROR) {
2151 if (needRestart) {
2152 // cannot set parameters that requires restart during recording
2153 ALOGE("%s: Cannot set parameters that requires restart during recording",
2154 __func__);
2155 rc = BAD_VALUE;
2156 } else {
2157 rc = m_parent->commitParameterChanges();
2158 }
2159 }
Muhua Libc9a8082012-11-07 15:51:28 -08002160 result.status = rc;
2161 result.request_api = evt;
2162 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2163 m_parent->signalAPIResult(&result);
2164 }
2165 break;
2166 case QCAMERA_SM_EVT_GET_PARAMS:
2167 {
2168 result.params = m_parent->getParameters();
2169 rc = NO_ERROR;
2170 result.status = rc;
2171 result.request_api = evt;
2172 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2173 m_parent->signalAPIResult(&result);
2174 }
2175 break;
2176 case QCAMERA_SM_EVT_PUT_PARAMS:
2177 {
2178 rc = m_parent->putParameters((char*)payload);
2179 result.status = rc;
2180 result.request_api = evt;
2181 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2182 m_parent->signalAPIResult(&result);
2183 }
2184 break;
2185 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2186 {
2187 rc = NO_ERROR;
2188 result.status = rc;
2189 result.request_api = evt;
2190 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2191 result.enabled = 1;
2192 m_parent->signalAPIResult(&result);
2193 }
2194 break;
2195 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2196 {
2197 rc = NO_ERROR;
2198 result.status = rc;
2199 result.request_api = evt;
2200 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2201 result.enabled = 1;
2202 m_parent->signalAPIResult(&result);
2203 }
2204 break;
2205 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2206 {
2207 rc = m_parent->storeMetaDataInBuffers(int(payload));
2208 result.status = rc;
2209 result.request_api = evt;
2210 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2211 m_parent->signalAPIResult(&result);
2212 }
2213 break;
2214 case QCAMERA_SM_EVT_DUMP:
2215 {
2216 rc = m_parent->dump((int)payload);
2217 result.status = rc;
2218 result.request_api = evt;
2219 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2220 m_parent->signalAPIResult(&result);
2221 }
2222 break;
2223 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2224 {
2225 rc = m_parent->autoFocus();
2226 result.status = rc;
2227 result.request_api = evt;
2228 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2229 m_parent->signalAPIResult(&result);
2230 }
2231 break;
2232 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2233 {
2234 rc = m_parent->cancelAutoFocus();
2235 result.status = rc;
2236 result.request_api = evt;
2237 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2238 m_parent->signalAPIResult(&result);
2239 }
2240 break;
2241 case QCAMERA_SM_EVT_SEND_COMMAND:
2242 {
2243 qcamera_sm_evt_command_payload_t *cmd_payload =
2244 (qcamera_sm_evt_command_payload_t *)payload;
2245 rc = m_parent->sendCommand(cmd_payload->cmd,
2246 cmd_payload->arg1,
2247 cmd_payload->arg2);
2248 result.status = rc;
2249 result.request_api = evt;
2250 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2251 m_parent->signalAPIResult(&result);
2252 }
2253 break;
2254 case QCAMERA_SM_EVT_STOP_RECORDING:
2255 {
2256 rc = m_parent->stopRecording();
2257 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
2258 result.status = rc;
2259 result.request_api = evt;
2260 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2261 m_parent->signalAPIResult(&result);
2262 }
2263 break;
2264 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2265 {
2266 rc = m_parent->releaseRecordingFrame((const void *)payload);
2267 result.status = rc;
2268 result.request_api = evt;
2269 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2270 m_parent->signalAPIResult(&result);
2271 }
2272 break;
2273 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2274 {
2275 rc = m_parent->cancelLiveSnapshot();
2276 m_state = QCAMERA_SM_STATE_RECORDING;
2277 result.status = rc;
2278 result.request_api = evt;
2279 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2280 m_parent->signalAPIResult(&result);
2281 }
2282 break;
Muhua Li5858c392013-02-04 17:53:34 -08002283 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2284 {
2285 int32_t faceID = 0;
2286 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2287 (qcamera_sm_evt_reg_face_payload_t *)payload;
2288 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2289 reg_payload->config,
2290 faceID);
2291 result.status = rc;
2292 result.request_api = evt;
2293 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2294 result.handle = faceID;
2295 m_parent->signalAPIResult(&result);
2296 }
2297 break;
Emilian Peevf392f172013-05-13 16:29:53 -07002298 case QCAMERA_SM_EVT_STOP_PREVIEW:
2299 {
2300 rc = m_parent->cancelLiveSnapshot();
2301 m_state = QCAMERA_SM_STATE_RECORDING;
2302
2303 rc = m_parent->stopRecording();
2304 m_state = QCAMERA_SM_STATE_PREVIEWING;
2305
2306 rc = m_parent->stopPreview();
2307 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
2308
2309 result.status = rc;
2310 result.request_api = evt;
2311 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2312 m_parent->signalAPIResult(&result);
2313 }
2314 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002315 case QCAMERA_SM_EVT_START_RECORDING:
2316 case QCAMERA_SM_EVT_START_PREVIEW:
2317 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Li510aab22013-05-28 17:00:38 -07002318 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -08002319 case QCAMERA_SM_EVT_TAKE_PICTURE:
2320 case QCAMERA_SM_EVT_RELEASE:
2321 {
2322 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2323 rc = INVALID_OPERATION;
2324 result.status = rc;
2325 result.request_api = evt;
2326 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2327 m_parent->signalAPIResult(&result);
2328 }
2329 break;
Muhua Li31eaee02012-12-11 08:56:45 -08002330 case QCAMERA_SM_EVT_EVT_INTERNAL:
2331 {
2332 qcamera_sm_internal_evt_payload_t *internal_evt =
2333 (qcamera_sm_internal_evt_payload_t *)payload;
2334 switch (internal_evt->evt_type) {
2335 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2336 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2337 break;
Muhua Li510aab22013-05-28 17:00:38 -07002338 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2339 break;
2340 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2341 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2342 break;
2343 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2344 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2345 break;
2346 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2347 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2348 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +08002349 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2350 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2351 break;
Muhua Li31eaee02012-12-11 08:56:45 -08002352 default:
2353 break;
2354 }
2355 }
2356 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002357 case QCAMERA_SM_EVT_EVT_NOTIFY:
2358 {
2359 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2360 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +03002361 case CAM_EVENT_TYPE_DAEMON_DIED:
2362 {
Emilian Peev15690592013-04-19 09:55:40 +03002363 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2364 CAMERA_ERROR_SERVER_DIED,
2365 0);
2366 }
2367 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002368 default:
Emilian Peev15690592013-04-19 09:55:40 +03002369 ALOGE("%s: Invalid internal event %d in state(%d)",
2370 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -08002371 break;
2372 }
2373 }
2374 break;
2375 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2376 {
2377 qcamera_jpeg_evt_payload_t *jpeg_job =
2378 (qcamera_jpeg_evt_payload_t *)payload;
2379 rc = m_parent->processJpegNotify(jpeg_job);
2380 }
2381 break;
2382 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2383 {
2384 rc = m_parent->cancelLiveSnapshot();
2385 m_state = QCAMERA_SM_STATE_RECORDING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +03002386 result.status = rc;
2387 result.request_api = evt;
2388 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2389 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -08002390 }
2391 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08002392 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -08002393 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -08002394 rc = m_parent->updateThermalLevel(
2395 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -08002396 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08002397 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002398 default:
2399 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2400 break;
2401 }
2402
2403 return rc;
2404}
2405
Muhua Lida2c4be2012-11-26 09:14:16 -08002406/*===========================================================================
2407 * FUNCTION : procEvtPreviewPicTakingState
2408 *
2409 * DESCRIPTION: finite state machine function to handle event in state of
2410 * QCAMERA_SM_STATE_PREVIEW_PIC_TAKING.
2411 *
2412 * PARAMETERS :
2413 * @evt : event to be processed
2414 * @payload : event payload. Can be NULL if not needed.
2415 *
2416 * RETURN : int32_t type of status
2417 * NO_ERROR -- success
2418 * none-zero failure code
2419 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -08002420int32_t QCameraStateMachine::procEvtPreviewPicTakingState(qcamera_sm_evt_enum_t evt,
2421 void *payload)
2422{
2423 int32_t rc = NO_ERROR;
2424 qcamera_api_result_t result;
2425 memset(&result, 0, sizeof(qcamera_api_result_t));
2426
2427 switch (evt) {
2428 case QCAMERA_SM_EVT_SET_CALLBACKS:
2429 {
2430 qcamera_sm_evt_setcb_payload_t *setcbs =
2431 (qcamera_sm_evt_setcb_payload_t *)payload;
2432 rc = m_parent->setCallBacks(setcbs->notify_cb,
2433 setcbs->data_cb,
2434 setcbs->data_cb_timestamp,
2435 setcbs->get_memory,
2436 setcbs->user);
2437 result.status = rc;
2438 result.request_api = evt;
2439 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2440 m_parent->signalAPIResult(&result);
2441 }
2442 break;
2443 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2444 {
2445 rc = m_parent->enableMsgType(int32_t(payload));
2446 result.status = rc;
2447 result.request_api = evt;
2448 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2449 m_parent->signalAPIResult(&result);
2450 }
2451 break;
2452 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2453 {
2454 rc = m_parent->disableMsgType(int32_t(payload));
2455 result.status = rc;
2456 result.request_api = evt;
2457 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2458 m_parent->signalAPIResult(&result);
2459 }
2460 break;
2461 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2462 {
2463 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2464 result.status = rc;
2465 result.request_api = evt;
2466 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2467 result.enabled = enabled;
2468 m_parent->signalAPIResult(&result);
2469 }
2470 break;
2471 case QCAMERA_SM_EVT_SET_PARAMS:
2472 {
Muhua Lida2c4be2012-11-26 09:14:16 -08002473 bool needRestart = false;
2474 rc = m_parent->updateParameters((char*)payload, needRestart);
2475 if (rc == NO_ERROR) {
2476 if (needRestart) {
2477 // need restart preview for parameters to take effect
2478 // stop preview
2479 m_parent->stopPreview();
2480 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -08002481 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -08002482 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -08002483 rc = m_parent->preparePreview();
2484 if (rc == NO_ERROR) {
2485 rc = m_parent->startPreview();
2486 if (rc != NO_ERROR) {
2487 m_parent->unpreparePreview();
2488 }
2489 }
2490 if (rc != NO_ERROR) {
2491 m_state = QCAMERA_SM_STATE_PIC_TAKING;
2492 }
Muhua Lida2c4be2012-11-26 09:14:16 -08002493 } else {
2494 rc = m_parent->commitParameterChanges();
2495 }
2496 }
Muhua Libc9a8082012-11-07 15:51:28 -08002497 result.status = rc;
2498 result.request_api = evt;
2499 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2500 m_parent->signalAPIResult(&result);
2501 }
2502 break;
2503 case QCAMERA_SM_EVT_GET_PARAMS:
2504 {
2505 result.params = m_parent->getParameters();
2506 rc = NO_ERROR;
2507 result.status = rc;
2508 result.request_api = evt;
2509 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2510 m_parent->signalAPIResult(&result);
2511 }
2512 break;
2513 case QCAMERA_SM_EVT_PUT_PARAMS:
2514 {
2515 rc = m_parent->putParameters((char*)payload);
2516 result.status = rc;
2517 result.request_api = evt;
2518 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2519 m_parent->signalAPIResult(&result);
2520 }
2521 break;
2522 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2523 {
2524 rc = NO_ERROR;
2525 result.status = rc;
2526 result.request_api = evt;
2527 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2528 result.enabled = 1;
2529 m_parent->signalAPIResult(&result);
2530 }
2531 break;
2532 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2533 {
2534 rc = NO_ERROR;
2535 result.status = rc;
2536 result.request_api = evt;
2537 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2538 result.enabled = 0;
2539 m_parent->signalAPIResult(&result);
2540 }
2541 break;
2542 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2543 {
2544 rc = m_parent->storeMetaDataInBuffers(int(payload));
2545 result.status = rc;
2546 result.request_api = evt;
2547 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2548 m_parent->signalAPIResult(&result);
2549 }
2550 break;
2551 case QCAMERA_SM_EVT_DUMP:
2552 {
2553 rc = m_parent->dump((int)payload);
2554 result.status = rc;
2555 result.request_api = evt;
2556 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2557 m_parent->signalAPIResult(&result);
2558 }
2559 break;
2560 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2561 {
2562 rc = m_parent->autoFocus();
2563 result.status = rc;
2564 result.request_api = evt;
2565 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2566 m_parent->signalAPIResult(&result);
2567 }
2568 break;
2569 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2570 {
2571 rc = m_parent->cancelAutoFocus();
2572 result.status = rc;
2573 result.request_api = evt;
2574 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2575 m_parent->signalAPIResult(&result);
2576 }
2577 break;
2578 case QCAMERA_SM_EVT_SEND_COMMAND:
2579 {
2580 qcamera_sm_evt_command_payload_t *cmd_payload =
2581 (qcamera_sm_evt_command_payload_t *)payload;
2582 rc = m_parent->sendCommand(cmd_payload->cmd,
2583 cmd_payload->arg1,
2584 cmd_payload->arg2);
Emilian Peeve32d03b2013-08-13 16:15:41 +03002585 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
2586 // move state to previewing state
2587 m_state = QCAMERA_SM_STATE_PREVIEWING;
2588 }
Muhua Libc9a8082012-11-07 15:51:28 -08002589 result.status = rc;
2590 result.request_api = evt;
2591 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2592 m_parent->signalAPIResult(&result);
2593 }
2594 break;
2595 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2596 {
2597 rc = m_parent->releaseRecordingFrame((const void *)payload);
2598 result.status = rc;
2599 result.request_api = evt;
2600 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2601 m_parent->signalAPIResult(&result);
2602 }
2603 break;
2604 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2605 {
Emilian Peeva43000b2013-09-27 14:27:21 -07002606 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -08002607 rc = m_parent->cancelPicture();
2608 } else {
2609 rc = m_parent->cancelLiveSnapshot();
2610 }
Muhua Libc9a8082012-11-07 15:51:28 -08002611 m_state = QCAMERA_SM_STATE_PREVIEWING;
2612 result.status = rc;
2613 result.request_api = evt;
2614 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2615 m_parent->signalAPIResult(&result);
2616 }
2617 break;
2618 case QCAMERA_SM_EVT_STOP_PREVIEW:
2619 {
Muhua Libd1b6122013-03-05 15:25:27 -08002620 if (m_parent->isZSLMode()) {
2621 // cancel picture first
2622 rc = m_parent->cancelPicture();
2623 m_parent->stopChannel(QCAMERA_CH_TYPE_ZSL);
Emilian Peeva43000b2013-09-27 14:27:21 -07002624 } else if (m_parent->isLongshotEnabled()) {
2625 // just cancel picture
2626 rc = m_parent->cancelPicture();
Muhua Libd1b6122013-03-05 15:25:27 -08002627 } else {
2628 rc = m_parent->cancelLiveSnapshot();
2629 m_parent->stopChannel(QCAMERA_CH_TYPE_PREVIEW);
2630 }
2631 // unprepare preview
2632 m_parent->unpreparePreview();
2633 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Muhua Libc9a8082012-11-07 15:51:28 -08002634 result.status = rc;
2635 result.request_api = evt;
2636 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2637 m_parent->signalAPIResult(&result);
2638 }
2639 break;
2640 case QCAMERA_SM_EVT_START_RECORDING:
2641 {
Muhua Licf1cf672013-05-10 09:42:50 -07002642 if (m_parent->isZSLMode()) {
2643 ALOGE("%s: cannot handle evt(%d) in state(%d) in ZSL mode",
2644 __func__, evt, m_state);
2645 rc = INVALID_OPERATION;
Emilian Peeva43000b2013-09-27 14:27:21 -07002646 } else if (m_parent->isLongshotEnabled()) {
2647 ALOGE("%s: cannot handle evt(%d) in state(%d) in Longshot mode",
2648 __func__, evt, m_state);
2649 rc = INVALID_OPERATION;
Muhua Licf1cf672013-05-10 09:42:50 -07002650 } else {
2651 rc = m_parent->startRecording();
2652 if (rc == NO_ERROR) {
2653 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
2654 }
Muhua Libc9a8082012-11-07 15:51:28 -08002655 }
2656 result.status = rc;
2657 result.request_api = evt;
2658 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2659 m_parent->signalAPIResult(&result);
2660 }
2661 break;
Muhua Li5858c392013-02-04 17:53:34 -08002662 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2663 {
2664 int32_t faceID = 0;
2665 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2666 (qcamera_sm_evt_reg_face_payload_t *)payload;
2667 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2668 reg_payload->config,
2669 faceID);
2670 result.status = rc;
2671 result.request_api = evt;
2672 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2673 result.handle = faceID;
2674 m_parent->signalAPIResult(&result);
2675 }
2676 break;
Emilian Peeve32d03b2013-08-13 16:15:41 +03002677 case QCAMERA_SM_EVT_TAKE_PICTURE:
2678 {
2679 if ( m_parent->isLongshotEnabled() ) {
2680 rc = m_parent->longShot();
2681 } else {
2682 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2683 rc = INVALID_OPERATION;
2684 }
2685
2686 result.status = rc;
2687 result.request_api = evt;
2688 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2689 m_parent->signalAPIResult(&result);
2690 }
2691 break;
2692 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -08002693 case QCAMERA_SM_EVT_STOP_RECORDING:
2694 case QCAMERA_SM_EVT_START_PREVIEW:
2695 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -08002696 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2697 case QCAMERA_SM_EVT_RELEASE:
2698 {
2699 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2700 rc = INVALID_OPERATION;
2701 result.status = rc;
2702 result.request_api = evt;
2703 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2704 m_parent->signalAPIResult(&result);
2705 }
2706 break;
Muhua Li31eaee02012-12-11 08:56:45 -08002707 case QCAMERA_SM_EVT_EVT_INTERNAL:
2708 {
2709 qcamera_sm_internal_evt_payload_t *internal_evt =
2710 (qcamera_sm_internal_evt_payload_t *)payload;
2711 switch (internal_evt->evt_type) {
2712 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2713 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2714 break;
Muhua Li510aab22013-05-28 17:00:38 -07002715 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2716 break;
2717 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2718 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2719 break;
2720 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2721 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2722 break;
2723 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2724 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2725 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +08002726 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2727 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2728 break;
Muhua Li31eaee02012-12-11 08:56:45 -08002729 default:
2730 break;
2731 }
2732 }
2733 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002734 case QCAMERA_SM_EVT_EVT_NOTIFY:
2735 {
2736 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2737 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +03002738 case CAM_EVENT_TYPE_DAEMON_DIED:
2739 {
Emilian Peev15690592013-04-19 09:55:40 +03002740 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2741 CAMERA_ERROR_SERVER_DIED,
2742 0);
2743 }
2744 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002745 default:
Emilian Peev15690592013-04-19 09:55:40 +03002746 ALOGE("%s: Invalid internal event %d in state(%d)",
2747 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -08002748 break;
2749 }
2750 }
2751 break;
2752 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2753 {
2754 qcamera_jpeg_evt_payload_t *jpeg_job =
2755 (qcamera_jpeg_evt_payload_t *)payload;
2756 rc = m_parent->processJpegNotify(jpeg_job);
2757 }
2758 break;
2759 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2760 {
Emilian Peeva43000b2013-09-27 14:27:21 -07002761 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -08002762 rc = m_parent->cancelPicture();
2763 } else {
2764 rc = m_parent->cancelLiveSnapshot();
2765 }
Muhua Libc9a8082012-11-07 15:51:28 -08002766 m_state = QCAMERA_SM_STATE_PREVIEWING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +03002767 result.status = rc;
2768 result.request_api = evt;
2769 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2770 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -08002771 }
2772 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08002773 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -08002774 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -08002775 rc = m_parent->updateThermalLevel(
2776 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -08002777 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -08002778 break;
Muhua Libc9a8082012-11-07 15:51:28 -08002779 default:
2780 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2781 break;
2782 }
2783
2784 return rc;
2785}
2786
Muhua Lida2c4be2012-11-26 09:14:16 -08002787/*===========================================================================
2788 * FUNCTION : isPreviewRunning
2789 *
2790 * DESCRIPTION: check if preview is in process.
2791 *
2792 * PARAMETERS : None
2793 *
2794 * RETURN : true -- preview running
2795 * false -- preview stopped
2796 *==========================================================================*/
2797bool QCameraStateMachine::isPreviewRunning()
2798{
2799 switch (m_state) {
2800 case QCAMERA_SM_STATE_PREVIEWING:
2801 case QCAMERA_SM_STATE_RECORDING:
2802 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2803 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
Muhua Libf818e52013-04-23 18:05:26 -07002804 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
Muhua Lida2c4be2012-11-26 09:14:16 -08002805 return true;
2806 default:
2807 return false;
2808 }
2809}
2810
Emilian Peeve32d03b2013-08-13 16:15:41 +03002811/*===========================================================================
2812 * FUNCTION : isCaptureRunning
2813 *
2814 * DESCRIPTION: check if image capture is in process.
2815 *
2816 * PARAMETERS : None
2817 *
2818 * RETURN : true -- capture running
2819 * false -- capture stopped
2820 *==========================================================================*/
2821bool QCameraStateMachine::isCaptureRunning()
2822{
2823 switch (m_state) {
2824 case QCAMERA_SM_STATE_PIC_TAKING:
2825 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2826 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
2827 return true;
2828 default:
2829 return false;
2830 }
2831}
Vijay kumar Tumatifa8d9b32013-09-23 16:09:07 +05302832/*===========================================================================
2833 * FUNCTION : isNonZSLCaptureRunning
2834 *
2835 * DESCRIPTION: check if image capture is in process in non ZSL mode.
2836 *
2837 * PARAMETERS : None
2838 *
2839 * RETURN : true -- capture running in non ZSL mode
2840 * false -- Either in not capture mode or captur is not in non ZSL mode
2841 *==========================================================================*/
2842bool QCameraStateMachine::isNonZSLCaptureRunning()
2843{
2844 switch (m_state) {
2845 case QCAMERA_SM_STATE_PIC_TAKING:
2846 return true;
2847 default:
2848 return false;
2849 }
2850}
2851
Emilian Peeve32d03b2013-08-13 16:15:41 +03002852
Shuzhen Wang89635cf2012-12-20 13:47:22 -08002853}; // namespace qcamera