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gerrit-public.fairphone.software / fp2-dev / platform / hardware / qcom / camera / a43000b1c29eae3dddcc97fc460cfe3f780020a0 / . / QCamera2 / HAL / QCameraStateMachine.cpp
blob: 3f41d1a84b355612d0fd248210c6d8e55c1af4ab [file] [log] [blame]
Muhua Li1612f422013-01-03 11:07:39 -0800[diff] [blame]1/* Copyright (c) 2012-2013, The Linux Foundataion. All rights reserved.
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2*
3* Redistribution and use in source and binary forms, with or without
4* modification, are permitted provided that the following conditions are
5* met:
6* * Redistributions of source code must retain the above copyright
7* notice, this list of conditions and the following disclaimer.
8* * Redistributions in binary form must reproduce the above
9* copyright notice, this list of conditions and the following
10* disclaimer in the documentation and/or other materials provided
11* with the distribution.
12* * Neither the name of The Linux Foundation nor the names of its
13* contributors may be used to endorse or promote products derived
14* from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
17* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
19* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
25* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
26* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27*
28*/
29
30#define LOG_TAG "QCameraStateMachine"
31
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]32#include <utils/Errors.h>
33#include "QCamera2HWI.h"
34#include "QCameraStateMachine.h"
35
Shuzhen Wang89635cf2012-12-20 13:47:22 -0800[diff] [blame]36namespace qcamera {
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]37
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]38/*===========================================================================
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 -0800[diff] [blame]49void *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 -0800[diff] [blame]57 ret = cam_sem_wait(&pme->cmd_sem);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]58 if (ret != 0 && errno != EINVAL) {
Shuzhen Wang2da44612012-12-20 10:51:57 -0800[diff] [blame]59 ALOGE("%s: cam_sem_wait error (%s)",
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]60 __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 -0800[diff] [blame]75 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 -0800[diff] [blame]79 case QCAMERA_SM_CMD_TYPE_EVT:
80 pme->stateMachine(node->evt, node->evt_payload);
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]81
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 -0800[diff] [blame]85 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 -0800[diff] [blame]92 free(node);
93 node = NULL;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]94 }
95 } while (running);
96 ALOGD("%s: X", __func__);
97 return NULL;
98}
99
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]100/*===========================================================================
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 -0800[diff] [blame]110QCameraStateMachine::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 -0800[diff] [blame]117 cam_sem_init(&cmd_sem, 0);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]118 pthread_create(&cmd_pid,
119 NULL,
120 smEvtProcRoutine,
121 this);
122}
123
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]124/*===========================================================================
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 -0800[diff] [blame]133QCameraStateMachine::~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 -0800[diff] [blame]143 cam_sem_post(&cmd_sem);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]144
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 -0800[diff] [blame]152 cam_sem_destroy(&cmd_sem);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]153}
154
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]155/*===========================================================================
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 -0800[diff] [blame]168int32_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 -0800[diff] [blame]173 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 -0800[diff] [blame]176 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]177
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 -0800[diff] [blame]183 cam_sem_post(&cmd_sem);
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]184 return NO_ERROR;
185 } else {
186 free(node);
187 return UNKNOWN_ERROR;
188 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]189}
190
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]191/*===========================================================================
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 -0800[diff] [blame]205int32_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 -0800[diff] [blame]210 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 -0800[diff] [blame]213 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]214
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 -0800[diff] [blame]220 cam_sem_post(&cmd_sem);
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]221 return NO_ERROR;
222 } else {
223 free(node);
224 return UNKNOWN_ERROR;
225 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]226}
227
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]228/*===========================================================================
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 -0800[diff] [blame]242int32_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 -0800[diff] [blame]255 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
256 rc = procEvtPrepareSnapshotState(evt, payload);
257 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]258 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 -0800[diff] [blame]277/*===========================================================================
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 -0800[diff] [blame]291int32_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 -0800[diff] [blame]353 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 -0800[diff] [blame]358 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 -0800[diff] [blame]386 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 -0800[diff] [blame]393 } else {
394 rc = m_parent->preparePreview();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]395 if (rc == NO_ERROR) {
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]396 rc = m_parent->startPreview();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]397 if (rc != NO_ERROR) {
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]398 m_parent->unpreparePreview();
399 } else {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]400 // start preview success, move to previewing state
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]401 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 -0800[diff] [blame]475 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 -0800[diff] [blame]488 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 -0800[diff] [blame]491 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]492 case QCAMERA_SM_EVT_TAKE_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]493 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]494 {
495 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
496 rc = INVALID_OPERATION;
497 result.status = rc;
498 result.request_api = evt;
499 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
500 m_parent->signalAPIResult(&result);
501 }
502 break;
Muhua Li1612f422013-01-03 11:07:39 -0800[diff] [blame]503 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Li1612f422013-01-03 11:07:39 -0800[diff] [blame]504 {
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 -0800[diff] [blame]513 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 -0800[diff] [blame]522 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 +0300[diff] [blame]537 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 -0800[diff] [blame]543 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]544 {
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 +0300[diff] [blame]549 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 -0700[diff] [blame]561 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 +0300[diff] [blame]571 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]572 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 -0800[diff] [blame]581/*===========================================================================
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 -0800[diff] [blame]595int32_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 -0800[diff] [blame]667 bool needRestart = false;
668 rc = m_parent->updateParameters((char*)payload, needRestart);
669 if (rc == NO_ERROR) {
Muhua Li6d69e932013-01-24 16:39:27 -0800[diff] [blame]670 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 -0800[diff] [blame]683 }
Muhua Li6d69e932013-01-24 16:39:27 -0800[diff] [blame]684
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]685 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 -0800[diff] [blame]800 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 -0800[diff] [blame]815 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 -0800[diff] [blame]818 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]819 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 +0300[diff] [blame]833 {
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 +0300[diff] [blame]838 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 -0700[diff] [blame]850 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 +0300[diff] [blame]860 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]861 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]862 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]863 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 -0800[diff] [blame]871/*===========================================================================
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 -0800[diff] [blame]885int32_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 -0800[diff] [blame]949 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 -0800[diff] [blame]957 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]958 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]959 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 -0800[diff] [blame]969 } else {
970 rc = m_parent->commitParameterChanges();
971 }
972 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]973 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 -0800[diff] [blame]1089 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1090 {
Muhua Li0c14e432013-03-06 15:50:17 -0800[diff] [blame]1091 rc = m_parent->prepareHardwareForSnapshot(FALSE);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1092 if (rc == NO_ERROR) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1093 // 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 -0700[diff] [blame]1110 if ( m_parent->mParameters.getRecordingHintValue() == false) {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame^]1111 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1112 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1113 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 -0800[diff] [blame]1118 } else {
1119 m_state = QCAMERA_SM_STATE_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1120 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 -0800[diff] [blame]1125 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1126
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 -0700[diff] [blame]1131 } else {
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1132 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1133 rc = m_parent->takeLiveSnapshot();
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1134 if (rc != NO_ERROR ) {
1135 m_state = QCAMERA_SM_STATE_PREVIEWING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1136 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1137 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 -0700[diff] [blame]1141 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1142 }
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 -0800[diff] [blame]1157 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 -0800[diff] [blame]1172 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 -0800[diff] [blame]1185 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 -0700[diff] [blame]1193 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 +0800[diff] [blame]1204 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1205 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1206 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1207 default:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1208 ALOGE("%s: Invalid internal event %d in state(%d)",
1209 __func__, internal_evt->evt_type, m_state);
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1210 break;
1211 }
1212 }
1213 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1214 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 +0300[diff] [blame]1218 case CAM_EVENT_TYPE_DAEMON_DIED:
1219 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1220 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1221 CAMERA_ERROR_SERVER_DIED,
1222 0);
1223 }
1224 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1225 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 -0800[diff] [blame]1232 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1233 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]1234 rc = m_parent->updateThermalLevel(
1235 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1236 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1237 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1238 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]1239 {
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 -0800[diff] [blame]1249 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 -0800[diff] [blame]1257/*===========================================================================
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1258 * 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 -0700[diff] [blame]1298 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1299 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 -0700[diff] [blame]1318 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1319 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1320 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1321 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 -0700[diff] [blame]1332 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 +0800[diff] [blame]1341 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1342 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1343 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1344 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 +0300[diff] [blame]1352 {
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 +0300[diff] [blame]1357 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 -0700[diff] [blame]1369 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 -0800[diff] [blame]1379 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
1380 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1381 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 -0800[diff] [blame]1390 * 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 -0800[diff] [blame]1403int32_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 -0800[diff] [blame]1467 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 -0800[diff] [blame]1472 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 -0800[diff] [blame]1499 // cancel picture first
1500 rc = m_parent->cancelPicture();
1501 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1502
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1503 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 -0700[diff] [blame^]1572 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 -0800[diff] [blame]1576 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 -0800[diff] [blame]1592 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 -0800[diff] [blame]1607 case QCAMERA_SM_EVT_TAKE_PICTURE:
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame^]1608 {
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 -0800[diff] [blame]1623 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 -0800[diff] [blame]1638 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 -0700[diff] [blame]1646 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 +0800[diff] [blame]1655 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1656 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1657 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1658 default:
1659 break;
1660 }
1661 }
1662 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1663 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 +0300[diff] [blame]1667 case CAM_EVENT_TYPE_DAEMON_DIED:
1668 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1669 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1670 CAMERA_ERROR_SERVER_DIED,
1671 0);
1672 }
1673 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1674 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;
1688 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1689 {
1690 rc = m_parent->cancelPicture();
1691 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]1692 result.status = rc;
1693 result.request_api = evt;
1694 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1695 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1696 }
1697 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1698 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peev2ae455e2013-04-18 10:41:56 +0300[diff] [blame]1699 {
1700 rc = m_parent->updateThermalLevel(
1701 *(qcamera_thermal_level_enum_t *)&payload);
1702 }
1703 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1704 default:
1705 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1706 break;
1707 }
1708
1709 return rc;
1710}
1711
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1712/*===========================================================================
1713 * FUNCTION : procEvtRecordingState
1714 *
1715 * DESCRIPTION: finite state machine function to handle event in state of
1716 * QCAMERA_SM_STATE_RECORDING.
1717 *
1718 * PARAMETERS :
1719 * @evt : event to be processed
1720 * @payload : event payload. Can be NULL if not needed.
1721 *
1722 * RETURN : int32_t type of status
1723 * NO_ERROR -- success
1724 * none-zero failure code
1725 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1726int32_t QCameraStateMachine::procEvtRecordingState(qcamera_sm_evt_enum_t evt,
1727 void *payload)
1728{
1729 int32_t rc = NO_ERROR;
1730 qcamera_api_result_t result;
1731 memset(&result, 0, sizeof(qcamera_api_result_t));
1732
1733 switch (evt) {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1734 case QCAMERA_SM_EVT_START_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1735 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1736 {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1737 // WA: CTS test VideoSnapshot will try to
1738 // start preview during video recording.
1739 ALOGE("CTS video restart op");
1740 rc = NO_ERROR;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1741 result.status = rc;
1742 result.request_api = evt;
1743 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1744 m_parent->signalAPIResult(&result);
1745 }
1746 break;
1747 case QCAMERA_SM_EVT_SET_CALLBACKS:
1748 {
1749 qcamera_sm_evt_setcb_payload_t *setcbs =
1750 (qcamera_sm_evt_setcb_payload_t *)payload;
1751 rc = m_parent->setCallBacks(setcbs->notify_cb,
1752 setcbs->data_cb,
1753 setcbs->data_cb_timestamp,
1754 setcbs->get_memory,
1755 setcbs->user);
1756 result.status = rc;
1757 result.request_api = evt;
1758 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1759 m_parent->signalAPIResult(&result);
1760 }
1761 break;
1762 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1763 {
1764 rc = m_parent->enableMsgType(int32_t(payload));
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_DISABLE_MSG_TYPE:
1772 {
1773 rc = m_parent->disableMsgType(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_MSG_TYPE_ENABLED:
1781 {
1782 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1783 result.status = rc;
1784 result.request_api = evt;
1785 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1786 result.enabled = enabled;
1787 m_parent->signalAPIResult(&result);
1788 }
1789 break;
1790 case QCAMERA_SM_EVT_SET_PARAMS:
1791 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1792 bool needRestart = false;
1793 rc = m_parent->updateParameters((char*)payload, needRestart);
1794 if (rc == NO_ERROR) {
1795 if (needRestart) {
1796 // cannot set parameters that requires restart during recording
1797 ALOGE("%s: Cannot set parameters that requires restart during recording",
1798 __func__);
1799 rc = BAD_VALUE;
1800 } else {
1801 rc = m_parent->commitParameterChanges();
1802 }
1803 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1804 result.status = rc;
1805 result.request_api = evt;
1806 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1807 m_parent->signalAPIResult(&result);
1808 }
1809 break;
1810 case QCAMERA_SM_EVT_GET_PARAMS:
1811 {
1812 result.params = m_parent->getParameters();
1813 rc = NO_ERROR;
1814 result.status = rc;
1815 result.request_api = evt;
1816 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1817 m_parent->signalAPIResult(&result);
1818 }
1819 break;
1820 case QCAMERA_SM_EVT_PUT_PARAMS:
1821 {
1822 rc = m_parent->putParameters((char*)payload);
1823 result.status = rc;
1824 result.request_api = evt;
1825 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1826 m_parent->signalAPIResult(&result);
1827 }
1828 break;
1829 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1830 {
1831 rc = NO_ERROR;
1832 result.status = rc;
1833 result.request_api = evt;
1834 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1835 result.enabled = 0;
1836 m_parent->signalAPIResult(&result);
1837 }
1838 break;
1839 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1840 {
1841 rc = NO_ERROR;
1842 result.status = rc;
1843 result.request_api = evt;
1844 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1845 result.enabled = 1;
1846 m_parent->signalAPIResult(&result);
1847 }
1848 break;
1849 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1850 {
1851 rc = m_parent->storeMetaDataInBuffers(int(payload));
1852 result.status = rc;
1853 result.request_api = evt;
1854 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1855 m_parent->signalAPIResult(&result);
1856 }
1857 break;
1858 case QCAMERA_SM_EVT_DUMP:
1859 {
1860 rc = m_parent->dump((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_START_AUTO_FOCUS:
1868 {
1869 rc = m_parent->autoFocus();
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_STOP_AUTO_FOCUS:
1877 {
1878 rc = m_parent->cancelAutoFocus();
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_SEND_COMMAND:
1886 {
1887 qcamera_sm_evt_command_payload_t *cmd_payload =
1888 (qcamera_sm_evt_command_payload_t *)payload;
1889 rc = m_parent->sendCommand(cmd_payload->cmd,
1890 cmd_payload->arg1,
1891 cmd_payload->arg2);
1892 result.status = rc;
1893 result.request_api = evt;
1894 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1895 m_parent->signalAPIResult(&result);
1896 }
1897 break;
1898 case QCAMERA_SM_EVT_TAKE_PICTURE:
1899 {
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1900 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1901 rc = m_parent->takeLiveSnapshot();
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1902 if (rc != NO_ERROR) {
1903 m_state = QCAMERA_SM_STATE_RECORDING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1904 }
1905 result.status = rc;
1906 result.request_api = evt;
1907 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1908 m_parent->signalAPIResult(&result);
1909 }
1910 break;
1911 case QCAMERA_SM_EVT_START_RECORDING:
1912 {
1913 // no ops here
1914 ALOGD("%s: already in recording state, no ops for start_recording", __func__);
1915 rc = 0;
1916 result.status = rc;
1917 result.request_api = evt;
1918 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1919 m_parent->signalAPIResult(&result);
1920 }
1921 break;
1922 case QCAMERA_SM_EVT_STOP_RECORDING:
1923 {
1924 rc = m_parent->stopRecording();
1925 m_state = QCAMERA_SM_STATE_PREVIEWING;
1926 result.status = rc;
1927 result.request_api = evt;
1928 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1929 m_parent->signalAPIResult(&result);
1930 }
1931 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]1932 case QCAMERA_SM_EVT_STOP_PREVIEW:
1933 {
1934 rc = m_parent->stopRecording();
1935 m_state = QCAMERA_SM_STATE_PREVIEWING;
1936
1937 rc = m_parent->stopPreview();
1938 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1939
1940 result.status = rc;
1941 result.request_api = evt;
1942 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1943 m_parent->signalAPIResult(&result);
1944 }
1945 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1946 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1947 {
1948 rc = m_parent->releaseRecordingFrame((const void *)payload);
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 Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1955 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1956 {
1957 int32_t faceID = 0;
1958 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1959 (qcamera_sm_evt_reg_face_payload_t *)payload;
1960 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1961 reg_payload->config,
1962 faceID);
1963 result.status = rc;
1964 result.request_api = evt;
1965 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1966 result.handle = faceID;
1967 m_parent->signalAPIResult(&result);
1968 }
1969 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1970 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
1971 {
1972 //In Video snapshot, prepare hardware is a no-op.
1973 result.status = NO_ERROR;
1974 result.request_api = evt;
1975 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1976 m_parent->signalAPIResult(&result);
1977 }
1978 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1979 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1980 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1981 case QCAMERA_SM_EVT_RELEASE:
1982 {
1983 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1984 rc = INVALID_OPERATION;
1985 result.status = rc;
1986 result.request_api = evt;
1987 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1988 m_parent->signalAPIResult(&result);
1989 }
1990 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1991 case QCAMERA_SM_EVT_EVT_INTERNAL:
1992 {
1993 qcamera_sm_internal_evt_payload_t *internal_evt =
1994 (qcamera_sm_internal_evt_payload_t *)payload;
1995 switch (internal_evt->evt_type) {
1996 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1997 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1998 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1999 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2000 break;
2001 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2002 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2003 break;
2004 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2005 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2006 break;
2007 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2008 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2009 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2010 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2011 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2012 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2013 default:
2014 break;
2015 }
2016 }
2017 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2018 case QCAMERA_SM_EVT_EVT_NOTIFY:
2019 {
2020 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2021 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2022 case CAM_EVENT_TYPE_DAEMON_DIED:
2023 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2024 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2025 CAMERA_ERROR_SERVER_DIED,
2026 0);
2027 }
2028 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2029 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2030 ALOGE("%s: Invalid internal event %d in state(%d)",
2031 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2032 break;
2033 }
2034 }
2035 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2036 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2037 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2038 rc = m_parent->updateThermalLevel(
2039 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2040 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2041 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2042 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]2043 {
2044 // No ops, but need to notify
2045 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2046 result.status = rc;
2047 result.request_api = evt;
2048 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2049 m_parent->signalEvtResult(&result);
2050 }
2051 break;
2052 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2053 default:
2054 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2055 break;
2056 }
2057
2058 return rc;
2059}
2060
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2061/*===========================================================================
2062 * FUNCTION : procEvtVideoPicTakingState
2063 *
2064 * DESCRIPTION: finite state machine function to handle event in state of
2065 * QCAMERA_SM_STATE_VIDEO_PIC_TAKING.
2066 *
2067 * PARAMETERS :
2068 * @evt : event to be processed
2069 * @payload : event payload. Can be NULL if not needed.
2070 *
2071 * RETURN : int32_t type of status
2072 * NO_ERROR -- success
2073 * none-zero failure code
2074 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2075int32_t QCameraStateMachine::procEvtVideoPicTakingState(qcamera_sm_evt_enum_t evt,
2076 void *payload)
2077{
2078 int32_t rc = NO_ERROR;
2079 qcamera_api_result_t result;
2080 memset(&result, 0, sizeof(qcamera_api_result_t));
2081
2082 switch (evt) {
2083 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2084 {
2085 // Error setting preview window during previewing
2086 ALOGE("Cannot set preview window when preview is running");
2087 rc = INVALID_OPERATION;
2088 result.status = rc;
2089 result.request_api = evt;
2090 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2091 m_parent->signalAPIResult(&result);
2092 }
2093 break;
2094 case QCAMERA_SM_EVT_SET_CALLBACKS:
2095 {
2096 qcamera_sm_evt_setcb_payload_t *setcbs =
2097 (qcamera_sm_evt_setcb_payload_t *)payload;
2098 rc = m_parent->setCallBacks(setcbs->notify_cb,
2099 setcbs->data_cb,
2100 setcbs->data_cb_timestamp,
2101 setcbs->get_memory,
2102 setcbs->user);
2103 result.status = rc;
2104 result.request_api = evt;
2105 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2106 m_parent->signalAPIResult(&result);
2107 }
2108 break;
2109 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2110 {
2111 rc = m_parent->enableMsgType(int32_t(payload));
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_DISABLE_MSG_TYPE:
2119 {
2120 rc = m_parent->disableMsgType(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_MSG_TYPE_ENABLED:
2128 {
2129 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2130 result.status = rc;
2131 result.request_api = evt;
2132 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2133 result.enabled = enabled;
2134 m_parent->signalAPIResult(&result);
2135 }
2136 break;
2137 case QCAMERA_SM_EVT_SET_PARAMS:
2138 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2139 bool needRestart = false;
2140 rc = m_parent->updateParameters((char*)payload, needRestart);
2141 if (rc == NO_ERROR) {
2142 if (needRestart) {
2143 // cannot set parameters that requires restart during recording
2144 ALOGE("%s: Cannot set parameters that requires restart during recording",
2145 __func__);
2146 rc = BAD_VALUE;
2147 } else {
2148 rc = m_parent->commitParameterChanges();
2149 }
2150 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2151 result.status = rc;
2152 result.request_api = evt;
2153 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2154 m_parent->signalAPIResult(&result);
2155 }
2156 break;
2157 case QCAMERA_SM_EVT_GET_PARAMS:
2158 {
2159 result.params = m_parent->getParameters();
2160 rc = NO_ERROR;
2161 result.status = rc;
2162 result.request_api = evt;
2163 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2164 m_parent->signalAPIResult(&result);
2165 }
2166 break;
2167 case QCAMERA_SM_EVT_PUT_PARAMS:
2168 {
2169 rc = m_parent->putParameters((char*)payload);
2170 result.status = rc;
2171 result.request_api = evt;
2172 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2173 m_parent->signalAPIResult(&result);
2174 }
2175 break;
2176 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2177 {
2178 rc = NO_ERROR;
2179 result.status = rc;
2180 result.request_api = evt;
2181 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2182 result.enabled = 1;
2183 m_parent->signalAPIResult(&result);
2184 }
2185 break;
2186 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2187 {
2188 rc = NO_ERROR;
2189 result.status = rc;
2190 result.request_api = evt;
2191 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2192 result.enabled = 1;
2193 m_parent->signalAPIResult(&result);
2194 }
2195 break;
2196 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2197 {
2198 rc = m_parent->storeMetaDataInBuffers(int(payload));
2199 result.status = rc;
2200 result.request_api = evt;
2201 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2202 m_parent->signalAPIResult(&result);
2203 }
2204 break;
2205 case QCAMERA_SM_EVT_DUMP:
2206 {
2207 rc = m_parent->dump((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_START_AUTO_FOCUS:
2215 {
2216 rc = m_parent->autoFocus();
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_STOP_AUTO_FOCUS:
2224 {
2225 rc = m_parent->cancelAutoFocus();
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_SEND_COMMAND:
2233 {
2234 qcamera_sm_evt_command_payload_t *cmd_payload =
2235 (qcamera_sm_evt_command_payload_t *)payload;
2236 rc = m_parent->sendCommand(cmd_payload->cmd,
2237 cmd_payload->arg1,
2238 cmd_payload->arg2);
2239 result.status = rc;
2240 result.request_api = evt;
2241 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2242 m_parent->signalAPIResult(&result);
2243 }
2244 break;
2245 case QCAMERA_SM_EVT_STOP_RECORDING:
2246 {
2247 rc = m_parent->stopRecording();
2248 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
2249 result.status = rc;
2250 result.request_api = evt;
2251 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2252 m_parent->signalAPIResult(&result);
2253 }
2254 break;
2255 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2256 {
2257 rc = m_parent->releaseRecordingFrame((const void *)payload);
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_CANCEL_PICTURE:
2265 {
2266 rc = m_parent->cancelLiveSnapshot();
2267 m_state = QCAMERA_SM_STATE_RECORDING;
2268 result.status = rc;
2269 result.request_api = evt;
2270 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2271 m_parent->signalAPIResult(&result);
2272 }
2273 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2274 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2275 {
2276 int32_t faceID = 0;
2277 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2278 (qcamera_sm_evt_reg_face_payload_t *)payload;
2279 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2280 reg_payload->config,
2281 faceID);
2282 result.status = rc;
2283 result.request_api = evt;
2284 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2285 result.handle = faceID;
2286 m_parent->signalAPIResult(&result);
2287 }
2288 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]2289 case QCAMERA_SM_EVT_STOP_PREVIEW:
2290 {
2291 rc = m_parent->cancelLiveSnapshot();
2292 m_state = QCAMERA_SM_STATE_RECORDING;
2293
2294 rc = m_parent->stopRecording();
2295 m_state = QCAMERA_SM_STATE_PREVIEWING;
2296
2297 rc = m_parent->stopPreview();
2298 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
2299
2300 result.status = rc;
2301 result.request_api = evt;
2302 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2303 m_parent->signalAPIResult(&result);
2304 }
2305 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2306 case QCAMERA_SM_EVT_START_RECORDING:
2307 case QCAMERA_SM_EVT_START_PREVIEW:
2308 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2309 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2310 case QCAMERA_SM_EVT_TAKE_PICTURE:
2311 case QCAMERA_SM_EVT_RELEASE:
2312 {
2313 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2314 rc = INVALID_OPERATION;
2315 result.status = rc;
2316 result.request_api = evt;
2317 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2318 m_parent->signalAPIResult(&result);
2319 }
2320 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2321 case QCAMERA_SM_EVT_EVT_INTERNAL:
2322 {
2323 qcamera_sm_internal_evt_payload_t *internal_evt =
2324 (qcamera_sm_internal_evt_payload_t *)payload;
2325 switch (internal_evt->evt_type) {
2326 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2327 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2328 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2329 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2330 break;
2331 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2332 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2333 break;
2334 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2335 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2336 break;
2337 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2338 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2339 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2340 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2341 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2342 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2343 default:
2344 break;
2345 }
2346 }
2347 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2348 case QCAMERA_SM_EVT_EVT_NOTIFY:
2349 {
2350 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2351 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2352 case CAM_EVENT_TYPE_DAEMON_DIED:
2353 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2354 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2355 CAMERA_ERROR_SERVER_DIED,
2356 0);
2357 }
2358 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2359 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2360 ALOGE("%s: Invalid internal event %d in state(%d)",
2361 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2362 break;
2363 }
2364 }
2365 break;
2366 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2367 {
2368 qcamera_jpeg_evt_payload_t *jpeg_job =
2369 (qcamera_jpeg_evt_payload_t *)payload;
2370 rc = m_parent->processJpegNotify(jpeg_job);
2371 }
2372 break;
2373 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2374 {
2375 rc = m_parent->cancelLiveSnapshot();
2376 m_state = QCAMERA_SM_STATE_RECORDING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2377 result.status = rc;
2378 result.request_api = evt;
2379 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2380 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2381 }
2382 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2383 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2384 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2385 rc = m_parent->updateThermalLevel(
2386 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2387 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2388 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2389 default:
2390 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2391 break;
2392 }
2393
2394 return rc;
2395}
2396
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2397/*===========================================================================
2398 * FUNCTION : procEvtPreviewPicTakingState
2399 *
2400 * DESCRIPTION: finite state machine function to handle event in state of
2401 * QCAMERA_SM_STATE_PREVIEW_PIC_TAKING.
2402 *
2403 * PARAMETERS :
2404 * @evt : event to be processed
2405 * @payload : event payload. Can be NULL if not needed.
2406 *
2407 * RETURN : int32_t type of status
2408 * NO_ERROR -- success
2409 * none-zero failure code
2410 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2411int32_t QCameraStateMachine::procEvtPreviewPicTakingState(qcamera_sm_evt_enum_t evt,
2412 void *payload)
2413{
2414 int32_t rc = NO_ERROR;
2415 qcamera_api_result_t result;
2416 memset(&result, 0, sizeof(qcamera_api_result_t));
2417
2418 switch (evt) {
2419 case QCAMERA_SM_EVT_SET_CALLBACKS:
2420 {
2421 qcamera_sm_evt_setcb_payload_t *setcbs =
2422 (qcamera_sm_evt_setcb_payload_t *)payload;
2423 rc = m_parent->setCallBacks(setcbs->notify_cb,
2424 setcbs->data_cb,
2425 setcbs->data_cb_timestamp,
2426 setcbs->get_memory,
2427 setcbs->user);
2428 result.status = rc;
2429 result.request_api = evt;
2430 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2431 m_parent->signalAPIResult(&result);
2432 }
2433 break;
2434 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2435 {
2436 rc = m_parent->enableMsgType(int32_t(payload));
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_DISABLE_MSG_TYPE:
2444 {
2445 rc = m_parent->disableMsgType(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_MSG_TYPE_ENABLED:
2453 {
2454 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2455 result.status = rc;
2456 result.request_api = evt;
2457 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2458 result.enabled = enabled;
2459 m_parent->signalAPIResult(&result);
2460 }
2461 break;
2462 case QCAMERA_SM_EVT_SET_PARAMS:
2463 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2464 bool needRestart = false;
2465 rc = m_parent->updateParameters((char*)payload, needRestart);
2466 if (rc == NO_ERROR) {
2467 if (needRestart) {
2468 // need restart preview for parameters to take effect
2469 // stop preview
2470 m_parent->stopPreview();
2471 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2472 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2473 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2474 rc = m_parent->preparePreview();
2475 if (rc == NO_ERROR) {
2476 rc = m_parent->startPreview();
2477 if (rc != NO_ERROR) {
2478 m_parent->unpreparePreview();
2479 }
2480 }
2481 if (rc != NO_ERROR) {
2482 m_state = QCAMERA_SM_STATE_PIC_TAKING;
2483 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2484 } else {
2485 rc = m_parent->commitParameterChanges();
2486 }
2487 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2488 result.status = rc;
2489 result.request_api = evt;
2490 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2491 m_parent->signalAPIResult(&result);
2492 }
2493 break;
2494 case QCAMERA_SM_EVT_GET_PARAMS:
2495 {
2496 result.params = m_parent->getParameters();
2497 rc = NO_ERROR;
2498 result.status = rc;
2499 result.request_api = evt;
2500 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2501 m_parent->signalAPIResult(&result);
2502 }
2503 break;
2504 case QCAMERA_SM_EVT_PUT_PARAMS:
2505 {
2506 rc = m_parent->putParameters((char*)payload);
2507 result.status = rc;
2508 result.request_api = evt;
2509 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2510 m_parent->signalAPIResult(&result);
2511 }
2512 break;
2513 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2514 {
2515 rc = NO_ERROR;
2516 result.status = rc;
2517 result.request_api = evt;
2518 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2519 result.enabled = 1;
2520 m_parent->signalAPIResult(&result);
2521 }
2522 break;
2523 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2524 {
2525 rc = NO_ERROR;
2526 result.status = rc;
2527 result.request_api = evt;
2528 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2529 result.enabled = 0;
2530 m_parent->signalAPIResult(&result);
2531 }
2532 break;
2533 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2534 {
2535 rc = m_parent->storeMetaDataInBuffers(int(payload));
2536 result.status = rc;
2537 result.request_api = evt;
2538 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2539 m_parent->signalAPIResult(&result);
2540 }
2541 break;
2542 case QCAMERA_SM_EVT_DUMP:
2543 {
2544 rc = m_parent->dump((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_START_AUTO_FOCUS:
2552 {
2553 rc = m_parent->autoFocus();
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_STOP_AUTO_FOCUS:
2561 {
2562 rc = m_parent->cancelAutoFocus();
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_SEND_COMMAND:
2570 {
2571 qcamera_sm_evt_command_payload_t *cmd_payload =
2572 (qcamera_sm_evt_command_payload_t *)payload;
2573 rc = m_parent->sendCommand(cmd_payload->cmd,
2574 cmd_payload->arg1,
2575 cmd_payload->arg2);
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2576 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
2577 // move state to previewing state
2578 m_state = QCAMERA_SM_STATE_PREVIEWING;
2579 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2580 result.status = rc;
2581 result.request_api = evt;
2582 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2583 m_parent->signalAPIResult(&result);
2584 }
2585 break;
2586 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2587 {
2588 rc = m_parent->releaseRecordingFrame((const void *)payload);
2589 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_CANCEL_PICTURE:
2596 {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame^]2597 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2598 rc = m_parent->cancelPicture();
2599 } else {
2600 rc = m_parent->cancelLiveSnapshot();
2601 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2602 m_state = QCAMERA_SM_STATE_PREVIEWING;
2603 result.status = rc;
2604 result.request_api = evt;
2605 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2606 m_parent->signalAPIResult(&result);
2607 }
2608 break;
2609 case QCAMERA_SM_EVT_STOP_PREVIEW:
2610 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2611 if (m_parent->isZSLMode()) {
2612 // cancel picture first
2613 rc = m_parent->cancelPicture();
2614 m_parent->stopChannel(QCAMERA_CH_TYPE_ZSL);
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame^]2615 } else if (m_parent->isLongshotEnabled()) {
2616 // just cancel picture
2617 rc = m_parent->cancelPicture();
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2618 } else {
2619 rc = m_parent->cancelLiveSnapshot();
2620 m_parent->stopChannel(QCAMERA_CH_TYPE_PREVIEW);
2621 }
2622 // unprepare preview
2623 m_parent->unpreparePreview();
2624 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2625 result.status = rc;
2626 result.request_api = evt;
2627 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2628 m_parent->signalAPIResult(&result);
2629 }
2630 break;
2631 case QCAMERA_SM_EVT_START_RECORDING:
2632 {
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2633 if (m_parent->isZSLMode()) {
2634 ALOGE("%s: cannot handle evt(%d) in state(%d) in ZSL mode",
2635 __func__, evt, m_state);
2636 rc = INVALID_OPERATION;
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame^]2637 } else if (m_parent->isLongshotEnabled()) {
2638 ALOGE("%s: cannot handle evt(%d) in state(%d) in Longshot mode",
2639 __func__, evt, m_state);
2640 rc = INVALID_OPERATION;
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2641 } else {
2642 rc = m_parent->startRecording();
2643 if (rc == NO_ERROR) {
2644 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
2645 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2646 }
2647 result.status = rc;
2648 result.request_api = evt;
2649 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2650 m_parent->signalAPIResult(&result);
2651 }
2652 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2653 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2654 {
2655 int32_t faceID = 0;
2656 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2657 (qcamera_sm_evt_reg_face_payload_t *)payload;
2658 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2659 reg_payload->config,
2660 faceID);
2661 result.status = rc;
2662 result.request_api = evt;
2663 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2664 result.handle = faceID;
2665 m_parent->signalAPIResult(&result);
2666 }
2667 break;
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2668 case QCAMERA_SM_EVT_TAKE_PICTURE:
2669 {
2670 if ( m_parent->isLongshotEnabled() ) {
2671 rc = m_parent->longShot();
2672 } else {
2673 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2674 rc = INVALID_OPERATION;
2675 }
2676
2677 result.status = rc;
2678 result.request_api = evt;
2679 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2680 m_parent->signalAPIResult(&result);
2681 }
2682 break;
2683 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2684 case QCAMERA_SM_EVT_STOP_RECORDING:
2685 case QCAMERA_SM_EVT_START_PREVIEW:
2686 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2687 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2688 case QCAMERA_SM_EVT_RELEASE:
2689 {
2690 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2691 rc = INVALID_OPERATION;
2692 result.status = rc;
2693 result.request_api = evt;
2694 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2695 m_parent->signalAPIResult(&result);
2696 }
2697 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2698 case QCAMERA_SM_EVT_EVT_INTERNAL:
2699 {
2700 qcamera_sm_internal_evt_payload_t *internal_evt =
2701 (qcamera_sm_internal_evt_payload_t *)payload;
2702 switch (internal_evt->evt_type) {
2703 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2704 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2705 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2706 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2707 break;
2708 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2709 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2710 break;
2711 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2712 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2713 break;
2714 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2715 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2716 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2717 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2718 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2719 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2720 default:
2721 break;
2722 }
2723 }
2724 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2725 case QCAMERA_SM_EVT_EVT_NOTIFY:
2726 {
2727 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2728 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2729 case CAM_EVENT_TYPE_DAEMON_DIED:
2730 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2731 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2732 CAMERA_ERROR_SERVER_DIED,
2733 0);
2734 }
2735 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2736 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2737 ALOGE("%s: Invalid internal event %d in state(%d)",
2738 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2739 break;
2740 }
2741 }
2742 break;
2743 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2744 {
2745 qcamera_jpeg_evt_payload_t *jpeg_job =
2746 (qcamera_jpeg_evt_payload_t *)payload;
2747 rc = m_parent->processJpegNotify(jpeg_job);
2748 }
2749 break;
2750 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2751 {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame^]2752 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2753 rc = m_parent->cancelPicture();
2754 } else {
2755 rc = m_parent->cancelLiveSnapshot();
2756 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2757 m_state = QCAMERA_SM_STATE_PREVIEWING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2758 result.status = rc;
2759 result.request_api = evt;
2760 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2761 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2762 }
2763 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2764 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2765 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2766 rc = m_parent->updateThermalLevel(
2767 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2768 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2769 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2770 default:
2771 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2772 break;
2773 }
2774
2775 return rc;
2776}
2777
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2778/*===========================================================================
2779 * FUNCTION : isPreviewRunning
2780 *
2781 * DESCRIPTION: check if preview is in process.
2782 *
2783 * PARAMETERS : None
2784 *
2785 * RETURN : true -- preview running
2786 * false -- preview stopped
2787 *==========================================================================*/
2788bool QCameraStateMachine::isPreviewRunning()
2789{
2790 switch (m_state) {
2791 case QCAMERA_SM_STATE_PREVIEWING:
2792 case QCAMERA_SM_STATE_RECORDING:
2793 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2794 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
Muhua Libf818e52013-04-23 18:05:26 -0700[diff] [blame]2795 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2796 return true;
2797 default:
2798 return false;
2799 }
2800}
2801
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2802/*===========================================================================
2803 * FUNCTION : isCaptureRunning
2804 *
2805 * DESCRIPTION: check if image capture is in process.
2806 *
2807 * PARAMETERS : None
2808 *
2809 * RETURN : true -- capture running
2810 * false -- capture stopped
2811 *==========================================================================*/
2812bool QCameraStateMachine::isCaptureRunning()
2813{
2814 switch (m_state) {
2815 case QCAMERA_SM_STATE_PIC_TAKING:
2816 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2817 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
2818 return true;
2819 default:
2820 return false;
2821 }
2822}
Vijay kumar Tumatifa8d9b32013-09-23 16:09:07 +0530[diff] [blame]2823/*===========================================================================
2824 * FUNCTION : isNonZSLCaptureRunning
2825 *
2826 * DESCRIPTION: check if image capture is in process in non ZSL mode.
2827 *
2828 * PARAMETERS : None
2829 *
2830 * RETURN : true -- capture running in non ZSL mode
2831 * false -- Either in not capture mode or captur is not in non ZSL mode
2832 *==========================================================================*/
2833bool QCameraStateMachine::isNonZSLCaptureRunning()
2834{
2835 switch (m_state) {
2836 case QCAMERA_SM_STATE_PIC_TAKING:
2837 return true;
2838 default:
2839 return false;
2840 }
2841}
2842
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2843
Shuzhen Wang89635cf2012-12-20 13:47:22 -0800[diff] [blame]2844}; // namespace qcamera