Gitiles
Code Review Sign In
gerrit-public.fairphone.software / fp2-dev / platform / hardware / qcom / camera / c9390df7ae9af4e7c1262a72b6157e425c6ab543 / . / QCamera2 / HAL / QCameraStateMachine.cpp
blob: 558ff39095261b8933dd372cc31110678ec3481b [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) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1111 if (m_parent->isZSLMode()) {
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;
1193 default:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1194 ALOGE("%s: Invalid internal event %d in state(%d)",
1195 __func__, internal_evt->evt_type, m_state);
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1196 break;
1197 }
1198 }
1199 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1200 case QCAMERA_SM_EVT_EVT_NOTIFY:
1201 {
1202 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1203 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1204 case CAM_EVENT_TYPE_DAEMON_DIED:
1205 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1206 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1207 CAMERA_ERROR_SERVER_DIED,
1208 0);
1209 }
1210 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1211 default:
1212 ALOGD("%s: no handling for server evt (%d) at this state",
1213 __func__, cam_evt->server_event_type);
1214 break;
1215 }
1216 }
1217 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1218 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1219 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]1220 rc = m_parent->updateThermalLevel(
1221 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1222 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1223 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1224 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame^]1225 {
1226 // No ops, but need to notify
1227 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1228 result.status = rc;
1229 result.request_api = evt;
1230 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1231 m_parent->signalEvtResult(&result);
1232 }
1233 break;
1234 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1235 default:
1236 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1237 break;
1238 }
1239
1240 return rc;
1241}
1242
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1243/*===========================================================================
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1244 * FUNCTION : procEvtPrepareSnapshotState
1245 *
1246 * DESCRIPTION: finite state machine function to handle event in state of
1247 * QCAMERA_SM_STATE_PREPARE_SNAPSHOT.
1248 *
1249 * PARAMETERS :
1250 * @evt : event to be processed
1251 * @payload : event payload. Can be NULL if not needed.
1252 *
1253 * RETURN : int32_t type of status
1254 * NO_ERROR -- success
1255 * none-zero failure code
1256 *==========================================================================*/
1257int32_t QCameraStateMachine::procEvtPrepareSnapshotState(qcamera_sm_evt_enum_t evt,
1258 void *payload)
1259{
1260 int32_t rc = NO_ERROR;
1261 qcamera_api_result_t result;
1262 memset(&result, 0, sizeof(qcamera_api_result_t));
1263
1264 switch (evt) {
1265 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1266 case QCAMERA_SM_EVT_SET_CALLBACKS:
1267 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1268 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1269 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1270 case QCAMERA_SM_EVT_SET_PARAMS:
1271 case QCAMERA_SM_EVT_GET_PARAMS:
1272 case QCAMERA_SM_EVT_PUT_PARAMS:
1273 case QCAMERA_SM_EVT_START_PREVIEW:
1274 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1275 case QCAMERA_SM_EVT_STOP_PREVIEW:
1276 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1277 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1278 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1279 case QCAMERA_SM_EVT_DUMP:
1280 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1281 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1282 case QCAMERA_SM_EVT_START_RECORDING:
1283 case QCAMERA_SM_EVT_TAKE_PICTURE:
1284 case QCAMERA_SM_EVT_SEND_COMMAND:
1285 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1286 case QCAMERA_SM_EVT_STOP_RECORDING:
1287 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1288 case QCAMERA_SM_EVT_RELEASE:
1289 {
1290 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1291 rc = INVALID_OPERATION;
1292 result.status = rc;
1293 result.request_api = evt;
1294 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1295 m_parent->signalAPIResult(&result);
1296 }
1297 break;
1298 case QCAMERA_SM_EVT_EVT_INTERNAL:
1299 {
1300 qcamera_sm_internal_evt_payload_t *internal_evt =
1301 (qcamera_sm_internal_evt_payload_t *)payload;
1302 switch (internal_evt->evt_type) {
Muhua Li6f3c5322013-05-08 17:20:17 -0700[diff] [blame]1303 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1304 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1305 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1306 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1307 ALOGI("%s: Received QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE event",
1308 __func__);
1309 m_parent->processPrepSnapshotDoneEvent(internal_evt->prep_snapshot_state);
1310 m_state = QCAMERA_SM_STATE_PREVIEWING;
1311
1312 result.status = NO_ERROR;
1313 result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT;
1314 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1315 m_parent->signalAPIResult(&result);
1316 break;
1317 default:
1318 ALOGE("%s: Invalid internal event %d in state(%d)",
1319 __func__, internal_evt->evt_type, m_state);
1320 break;
1321 }
1322 }
1323 break;
1324 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1325 {
1326 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1327 switch (cam_evt->server_event_type) {
1328 case CAM_EVENT_TYPE_DAEMON_DIED:
1329 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1330 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1331 CAMERA_ERROR_SERVER_DIED,
1332 0);
1333 }
1334 break;
1335 default:
1336 ALOGE("%s: Invalid internal event %d in state(%d)",
1337 __func__, cam_evt->server_event_type, m_state);
1338 break;
1339 }
1340 }
1341 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame^]1342 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1343 {
1344 // No ops, but need to notify
1345 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1346 result.status = rc;
1347 result.request_api = evt;
1348 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1349 m_parent->signalEvtResult(&result);
1350 }
1351 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1352 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
1353 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1354 default:
1355 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1356 break;
1357 }
1358
1359 return rc;
1360}
1361
1362/*===========================================================================
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1363 * FUNCTION : procEvtPicTakingState
1364 *
1365 * DESCRIPTION: finite state machine function to handle event in state of
1366 * QCAMERA_SM_STATE_PIC_TAKING.
1367 *
1368 * PARAMETERS :
1369 * @evt : event to be processed
1370 * @payload : event payload. Can be NULL if not needed.
1371 *
1372 * RETURN : int32_t type of status
1373 * NO_ERROR -- success
1374 * none-zero failure code
1375 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1376int32_t QCameraStateMachine::procEvtPicTakingState(qcamera_sm_evt_enum_t evt,
1377 void *payload)
1378{
1379 int32_t rc = NO_ERROR;
1380 qcamera_api_result_t result;
1381 memset(&result, 0, sizeof(qcamera_api_result_t));
1382
1383 switch (evt) {
1384 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1385 {
1386 // Error setting preview window during previewing
1387 ALOGE("Cannot set preview window when preview is running");
1388 rc = INVALID_OPERATION;
1389 result.status = rc;
1390 result.request_api = evt;
1391 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1392 m_parent->signalAPIResult(&result);
1393 }
1394 break;
1395 case QCAMERA_SM_EVT_SET_CALLBACKS:
1396 {
1397 qcamera_sm_evt_setcb_payload_t *setcbs =
1398 (qcamera_sm_evt_setcb_payload_t *)payload;
1399 rc = m_parent->setCallBacks(setcbs->notify_cb,
1400 setcbs->data_cb,
1401 setcbs->data_cb_timestamp,
1402 setcbs->get_memory,
1403 setcbs->user);
1404 result.status = rc;
1405 result.request_api = evt;
1406 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1407 m_parent->signalAPIResult(&result);
1408 }
1409 break;
1410 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1411 {
1412 rc = m_parent->enableMsgType(int32_t(payload));
1413 result.status = rc;
1414 result.request_api = evt;
1415 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1416 m_parent->signalAPIResult(&result);
1417 }
1418 break;
1419 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1420 {
1421 rc = m_parent->disableMsgType(int32_t(payload));
1422 result.status = rc;
1423 result.request_api = evt;
1424 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1425 m_parent->signalAPIResult(&result);
1426 }
1427 break;
1428 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1429 {
1430 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1431 result.status = rc;
1432 result.request_api = evt;
1433 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1434 result.enabled = enabled;
1435 m_parent->signalAPIResult(&result);
1436 }
1437 break;
1438 case QCAMERA_SM_EVT_SET_PARAMS:
1439 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1440 bool needRestart = false;
1441 rc = m_parent->updateParameters((char*)payload, needRestart);
1442 if (rc == NO_ERROR) {
1443 rc = m_parent->commitParameterChanges();
1444 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1445 result.status = rc;
1446 result.request_api = evt;
1447 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1448 m_parent->signalAPIResult(&result);
1449 }
1450 break;
1451 case QCAMERA_SM_EVT_GET_PARAMS:
1452 {
1453 result.params = m_parent->getParameters();
1454 rc = NO_ERROR;
1455 result.status = rc;
1456 result.request_api = evt;
1457 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1458 m_parent->signalAPIResult(&result);
1459 }
1460 break;
1461 case QCAMERA_SM_EVT_PUT_PARAMS:
1462 {
1463 rc = m_parent->putParameters((char*)payload);
1464 result.status = rc;
1465 result.request_api = evt;
1466 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1467 m_parent->signalAPIResult(&result);
1468 }
1469 break;
1470 case QCAMERA_SM_EVT_STOP_PREVIEW:
1471 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]1472 // cancel picture first
1473 rc = m_parent->cancelPicture();
1474 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1475
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1476 result.status = rc;
1477 result.request_api = evt;
1478 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1479 m_parent->signalAPIResult(&result);
1480 }
1481 break;
1482 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1483 {
1484 rc = NO_ERROR;
1485 result.status = rc;
1486 result.request_api = evt;
1487 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1488 result.enabled = 0;
1489 m_parent->signalAPIResult(&result);
1490 }
1491 break;
1492 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1493 {
1494 rc = NO_ERROR;
1495 result.status = rc;
1496 result.request_api = evt;
1497 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1498 result.enabled = 0;
1499 m_parent->signalAPIResult(&result);
1500 }
1501 break;
1502 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1503 {
1504 rc = m_parent->storeMetaDataInBuffers(int(payload));
1505 result.status = rc;
1506 result.request_api = evt;
1507 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1508 m_parent->signalAPIResult(&result);
1509 }
1510 break;
1511 case QCAMERA_SM_EVT_DUMP:
1512 {
1513 rc = m_parent->dump((int)payload);
1514 result.status = rc;
1515 result.request_api = evt;
1516 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1517 m_parent->signalAPIResult(&result);
1518 }
1519 break;
1520 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1521 {
1522 rc = m_parent->autoFocus();
1523 result.status = rc;
1524 result.request_api = evt;
1525 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1526 m_parent->signalAPIResult(&result);
1527 }
1528 break;
1529 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1530 {
1531 rc = m_parent->cancelAutoFocus();
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_SEND_COMMAND:
1539 {
1540 qcamera_sm_evt_command_payload_t *cmd_payload =
1541 (qcamera_sm_evt_command_payload_t *)payload;
1542 rc = m_parent->sendCommand(cmd_payload->cmd,
1543 cmd_payload->arg1,
1544 cmd_payload->arg2);
1545 result.status = rc;
1546 result.request_api = evt;
1547 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1548 m_parent->signalAPIResult(&result);
1549 }
1550 break;
1551 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1552 {
1553 rc = m_parent->cancelPicture();
1554 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1555 result.status = rc;
1556 result.request_api = evt;
1557 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1558 m_parent->signalAPIResult(&result);
1559 }
1560 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1561 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1562 {
1563 int32_t faceID = 0;
1564 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1565 (qcamera_sm_evt_reg_face_payload_t *)payload;
1566 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1567 reg_payload->config,
1568 faceID);
1569 result.status = rc;
1570 result.request_api = evt;
1571 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1572 result.handle = faceID;
1573 m_parent->signalAPIResult(&result);
1574 }
1575 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1576 case QCAMERA_SM_EVT_TAKE_PICTURE:
1577 case QCAMERA_SM_EVT_START_RECORDING:
1578 case QCAMERA_SM_EVT_STOP_RECORDING:
1579 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1580 case QCAMERA_SM_EVT_START_PREVIEW:
1581 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1582 case QCAMERA_SM_EVT_RELEASE:
1583 {
1584 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1585 rc = INVALID_OPERATION;
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 Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1592 case QCAMERA_SM_EVT_EVT_INTERNAL:
1593 {
1594 qcamera_sm_internal_evt_payload_t *internal_evt =
1595 (qcamera_sm_internal_evt_payload_t *)payload;
1596 switch (internal_evt->evt_type) {
1597 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1598 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1599 break;
1600 default:
1601 break;
1602 }
1603 }
1604 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1605 case QCAMERA_SM_EVT_EVT_NOTIFY:
1606 {
1607 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1608 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1609 case CAM_EVENT_TYPE_DAEMON_DIED:
1610 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1611 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1612 CAMERA_ERROR_SERVER_DIED,
1613 0);
1614 }
1615 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1616 default:
1617 ALOGD("%s: no handling for server evt (%d) at this state",
1618 __func__, cam_evt->server_event_type);
1619 break;
1620 }
1621 }
1622 break;
1623 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
1624 {
1625 qcamera_jpeg_evt_payload_t *jpeg_job =
1626 (qcamera_jpeg_evt_payload_t *)payload;
1627 rc = m_parent->processJpegNotify(jpeg_job);
1628 }
1629 break;
1630 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1631 {
1632 rc = m_parent->cancelPicture();
1633 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]1634 result.status = rc;
1635 result.request_api = evt;
1636 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1637 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1638 }
1639 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1640 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peev2ae455e2013-04-18 10:41:56 +0300[diff] [blame]1641 {
1642 rc = m_parent->updateThermalLevel(
1643 *(qcamera_thermal_level_enum_t *)&payload);
1644 }
1645 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1646 default:
1647 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1648 break;
1649 }
1650
1651 return rc;
1652}
1653
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1654/*===========================================================================
1655 * FUNCTION : procEvtRecordingState
1656 *
1657 * DESCRIPTION: finite state machine function to handle event in state of
1658 * QCAMERA_SM_STATE_RECORDING.
1659 *
1660 * PARAMETERS :
1661 * @evt : event to be processed
1662 * @payload : event payload. Can be NULL if not needed.
1663 *
1664 * RETURN : int32_t type of status
1665 * NO_ERROR -- success
1666 * none-zero failure code
1667 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1668int32_t QCameraStateMachine::procEvtRecordingState(qcamera_sm_evt_enum_t evt,
1669 void *payload)
1670{
1671 int32_t rc = NO_ERROR;
1672 qcamera_api_result_t result;
1673 memset(&result, 0, sizeof(qcamera_api_result_t));
1674
1675 switch (evt) {
1676 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1677 {
1678 // Error setting preview window during previewing
1679 ALOGE("Cannot set preview window when preview is running");
1680 rc = INVALID_OPERATION;
1681 result.status = rc;
1682 result.request_api = evt;
1683 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1684 m_parent->signalAPIResult(&result);
1685 }
1686 break;
1687 case QCAMERA_SM_EVT_SET_CALLBACKS:
1688 {
1689 qcamera_sm_evt_setcb_payload_t *setcbs =
1690 (qcamera_sm_evt_setcb_payload_t *)payload;
1691 rc = m_parent->setCallBacks(setcbs->notify_cb,
1692 setcbs->data_cb,
1693 setcbs->data_cb_timestamp,
1694 setcbs->get_memory,
1695 setcbs->user);
1696 result.status = rc;
1697 result.request_api = evt;
1698 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1699 m_parent->signalAPIResult(&result);
1700 }
1701 break;
1702 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1703 {
1704 rc = m_parent->enableMsgType(int32_t(payload));
1705 result.status = rc;
1706 result.request_api = evt;
1707 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1708 m_parent->signalAPIResult(&result);
1709 }
1710 break;
1711 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1712 {
1713 rc = m_parent->disableMsgType(int32_t(payload));
1714 result.status = rc;
1715 result.request_api = evt;
1716 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1717 m_parent->signalAPIResult(&result);
1718 }
1719 break;
1720 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1721 {
1722 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1723 result.status = rc;
1724 result.request_api = evt;
1725 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1726 result.enabled = enabled;
1727 m_parent->signalAPIResult(&result);
1728 }
1729 break;
1730 case QCAMERA_SM_EVT_SET_PARAMS:
1731 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1732 bool needRestart = false;
1733 rc = m_parent->updateParameters((char*)payload, needRestart);
1734 if (rc == NO_ERROR) {
1735 if (needRestart) {
1736 // cannot set parameters that requires restart during recording
1737 ALOGE("%s: Cannot set parameters that requires restart during recording",
1738 __func__);
1739 rc = BAD_VALUE;
1740 } else {
1741 rc = m_parent->commitParameterChanges();
1742 }
1743 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1744 result.status = rc;
1745 result.request_api = evt;
1746 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1747 m_parent->signalAPIResult(&result);
1748 }
1749 break;
1750 case QCAMERA_SM_EVT_GET_PARAMS:
1751 {
1752 result.params = m_parent->getParameters();
1753 rc = NO_ERROR;
1754 result.status = rc;
1755 result.request_api = evt;
1756 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1757 m_parent->signalAPIResult(&result);
1758 }
1759 break;
1760 case QCAMERA_SM_EVT_PUT_PARAMS:
1761 {
1762 rc = m_parent->putParameters((char*)payload);
1763 result.status = rc;
1764 result.request_api = evt;
1765 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1766 m_parent->signalAPIResult(&result);
1767 }
1768 break;
1769 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1770 {
1771 rc = NO_ERROR;
1772 result.status = rc;
1773 result.request_api = evt;
1774 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1775 result.enabled = 0;
1776 m_parent->signalAPIResult(&result);
1777 }
1778 break;
1779 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1780 {
1781 rc = NO_ERROR;
1782 result.status = rc;
1783 result.request_api = evt;
1784 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1785 result.enabled = 1;
1786 m_parent->signalAPIResult(&result);
1787 }
1788 break;
1789 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1790 {
1791 rc = m_parent->storeMetaDataInBuffers(int(payload));
1792 result.status = rc;
1793 result.request_api = evt;
1794 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1795 m_parent->signalAPIResult(&result);
1796 }
1797 break;
1798 case QCAMERA_SM_EVT_DUMP:
1799 {
1800 rc = m_parent->dump((int)payload);
1801 result.status = rc;
1802 result.request_api = evt;
1803 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1804 m_parent->signalAPIResult(&result);
1805 }
1806 break;
1807 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1808 {
1809 rc = m_parent->autoFocus();
1810 result.status = rc;
1811 result.request_api = evt;
1812 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1813 m_parent->signalAPIResult(&result);
1814 }
1815 break;
1816 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1817 {
1818 rc = m_parent->cancelAutoFocus();
1819 result.status = rc;
1820 result.request_api = evt;
1821 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1822 m_parent->signalAPIResult(&result);
1823 }
1824 break;
1825 case QCAMERA_SM_EVT_SEND_COMMAND:
1826 {
1827 qcamera_sm_evt_command_payload_t *cmd_payload =
1828 (qcamera_sm_evt_command_payload_t *)payload;
1829 rc = m_parent->sendCommand(cmd_payload->cmd,
1830 cmd_payload->arg1,
1831 cmd_payload->arg2);
1832 result.status = rc;
1833 result.request_api = evt;
1834 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1835 m_parent->signalAPIResult(&result);
1836 }
1837 break;
1838 case QCAMERA_SM_EVT_TAKE_PICTURE:
1839 {
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1840 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1841 rc = m_parent->takeLiveSnapshot();
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1842 if (rc != NO_ERROR) {
1843 m_state = QCAMERA_SM_STATE_RECORDING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1844 }
1845 result.status = rc;
1846 result.request_api = evt;
1847 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1848 m_parent->signalAPIResult(&result);
1849 }
1850 break;
1851 case QCAMERA_SM_EVT_START_RECORDING:
1852 {
1853 // no ops here
1854 ALOGD("%s: already in recording state, no ops for start_recording", __func__);
1855 rc = 0;
1856 result.status = rc;
1857 result.request_api = evt;
1858 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1859 m_parent->signalAPIResult(&result);
1860 }
1861 break;
1862 case QCAMERA_SM_EVT_STOP_RECORDING:
1863 {
1864 rc = m_parent->stopRecording();
1865 m_state = QCAMERA_SM_STATE_PREVIEWING;
1866 result.status = rc;
1867 result.request_api = evt;
1868 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1869 m_parent->signalAPIResult(&result);
1870 }
1871 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]1872 case QCAMERA_SM_EVT_STOP_PREVIEW:
1873 {
1874 rc = m_parent->stopRecording();
1875 m_state = QCAMERA_SM_STATE_PREVIEWING;
1876
1877 rc = m_parent->stopPreview();
1878 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1879
1880 result.status = rc;
1881 result.request_api = evt;
1882 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1883 m_parent->signalAPIResult(&result);
1884 }
1885 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1886 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1887 {
1888 rc = m_parent->releaseRecordingFrame((const void *)payload);
1889 result.status = rc;
1890 result.request_api = evt;
1891 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1892 m_parent->signalAPIResult(&result);
1893 }
1894 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1895 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1896 {
1897 int32_t faceID = 0;
1898 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1899 (qcamera_sm_evt_reg_face_payload_t *)payload;
1900 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1901 reg_payload->config,
1902 faceID);
1903 result.status = rc;
1904 result.request_api = evt;
1905 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1906 result.handle = faceID;
1907 m_parent->signalAPIResult(&result);
1908 }
1909 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1910 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
1911 {
1912 //In Video snapshot, prepare hardware is a no-op.
1913 result.status = NO_ERROR;
1914 result.request_api = evt;
1915 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1916 m_parent->signalAPIResult(&result);
1917 }
1918 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1919 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1920 case QCAMERA_SM_EVT_START_PREVIEW:
1921 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1922 case QCAMERA_SM_EVT_RELEASE:
1923 {
1924 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1925 rc = INVALID_OPERATION;
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;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1932 case QCAMERA_SM_EVT_EVT_INTERNAL:
1933 {
1934 qcamera_sm_internal_evt_payload_t *internal_evt =
1935 (qcamera_sm_internal_evt_payload_t *)payload;
1936 switch (internal_evt->evt_type) {
1937 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1938 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1939 break;
1940 default:
1941 break;
1942 }
1943 }
1944 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1945 case QCAMERA_SM_EVT_EVT_NOTIFY:
1946 {
1947 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1948 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1949 case CAM_EVENT_TYPE_DAEMON_DIED:
1950 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1951 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1952 CAMERA_ERROR_SERVER_DIED,
1953 0);
1954 }
1955 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1956 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1957 ALOGE("%s: Invalid internal event %d in state(%d)",
1958 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1959 break;
1960 }
1961 }
1962 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1963 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1964 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]1965 rc = m_parent->updateThermalLevel(
1966 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1967 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1968 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1969 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame^]1970 {
1971 // No ops, but need to notify
1972 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1973 result.status = rc;
1974 result.request_api = evt;
1975 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1976 m_parent->signalEvtResult(&result);
1977 }
1978 break;
1979 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1980 default:
1981 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1982 break;
1983 }
1984
1985 return rc;
1986}
1987
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1988/*===========================================================================
1989 * FUNCTION : procEvtVideoPicTakingState
1990 *
1991 * DESCRIPTION: finite state machine function to handle event in state of
1992 * QCAMERA_SM_STATE_VIDEO_PIC_TAKING.
1993 *
1994 * PARAMETERS :
1995 * @evt : event to be processed
1996 * @payload : event payload. Can be NULL if not needed.
1997 *
1998 * RETURN : int32_t type of status
1999 * NO_ERROR -- success
2000 * none-zero failure code
2001 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2002int32_t QCameraStateMachine::procEvtVideoPicTakingState(qcamera_sm_evt_enum_t evt,
2003 void *payload)
2004{
2005 int32_t rc = NO_ERROR;
2006 qcamera_api_result_t result;
2007 memset(&result, 0, sizeof(qcamera_api_result_t));
2008
2009 switch (evt) {
2010 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2011 {
2012 // Error setting preview window during previewing
2013 ALOGE("Cannot set preview window when preview is running");
2014 rc = INVALID_OPERATION;
2015 result.status = rc;
2016 result.request_api = evt;
2017 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2018 m_parent->signalAPIResult(&result);
2019 }
2020 break;
2021 case QCAMERA_SM_EVT_SET_CALLBACKS:
2022 {
2023 qcamera_sm_evt_setcb_payload_t *setcbs =
2024 (qcamera_sm_evt_setcb_payload_t *)payload;
2025 rc = m_parent->setCallBacks(setcbs->notify_cb,
2026 setcbs->data_cb,
2027 setcbs->data_cb_timestamp,
2028 setcbs->get_memory,
2029 setcbs->user);
2030 result.status = rc;
2031 result.request_api = evt;
2032 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2033 m_parent->signalAPIResult(&result);
2034 }
2035 break;
2036 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2037 {
2038 rc = m_parent->enableMsgType(int32_t(payload));
2039 result.status = rc;
2040 result.request_api = evt;
2041 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2042 m_parent->signalAPIResult(&result);
2043 }
2044 break;
2045 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2046 {
2047 rc = m_parent->disableMsgType(int32_t(payload));
2048 result.status = rc;
2049 result.request_api = evt;
2050 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2051 m_parent->signalAPIResult(&result);
2052 }
2053 break;
2054 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2055 {
2056 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2057 result.status = rc;
2058 result.request_api = evt;
2059 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2060 result.enabled = enabled;
2061 m_parent->signalAPIResult(&result);
2062 }
2063 break;
2064 case QCAMERA_SM_EVT_SET_PARAMS:
2065 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2066 bool needRestart = false;
2067 rc = m_parent->updateParameters((char*)payload, needRestart);
2068 if (rc == NO_ERROR) {
2069 if (needRestart) {
2070 // cannot set parameters that requires restart during recording
2071 ALOGE("%s: Cannot set parameters that requires restart during recording",
2072 __func__);
2073 rc = BAD_VALUE;
2074 } else {
2075 rc = m_parent->commitParameterChanges();
2076 }
2077 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2078 result.status = rc;
2079 result.request_api = evt;
2080 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2081 m_parent->signalAPIResult(&result);
2082 }
2083 break;
2084 case QCAMERA_SM_EVT_GET_PARAMS:
2085 {
2086 result.params = m_parent->getParameters();
2087 rc = NO_ERROR;
2088 result.status = rc;
2089 result.request_api = evt;
2090 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2091 m_parent->signalAPIResult(&result);
2092 }
2093 break;
2094 case QCAMERA_SM_EVT_PUT_PARAMS:
2095 {
2096 rc = m_parent->putParameters((char*)payload);
2097 result.status = rc;
2098 result.request_api = evt;
2099 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2100 m_parent->signalAPIResult(&result);
2101 }
2102 break;
2103 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2104 {
2105 rc = NO_ERROR;
2106 result.status = rc;
2107 result.request_api = evt;
2108 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2109 result.enabled = 1;
2110 m_parent->signalAPIResult(&result);
2111 }
2112 break;
2113 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2114 {
2115 rc = NO_ERROR;
2116 result.status = rc;
2117 result.request_api = evt;
2118 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2119 result.enabled = 1;
2120 m_parent->signalAPIResult(&result);
2121 }
2122 break;
2123 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2124 {
2125 rc = m_parent->storeMetaDataInBuffers(int(payload));
2126 result.status = rc;
2127 result.request_api = evt;
2128 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2129 m_parent->signalAPIResult(&result);
2130 }
2131 break;
2132 case QCAMERA_SM_EVT_DUMP:
2133 {
2134 rc = m_parent->dump((int)payload);
2135 result.status = rc;
2136 result.request_api = evt;
2137 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2138 m_parent->signalAPIResult(&result);
2139 }
2140 break;
2141 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2142 {
2143 rc = m_parent->autoFocus();
2144 result.status = rc;
2145 result.request_api = evt;
2146 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2147 m_parent->signalAPIResult(&result);
2148 }
2149 break;
2150 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2151 {
2152 rc = m_parent->cancelAutoFocus();
2153 result.status = rc;
2154 result.request_api = evt;
2155 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2156 m_parent->signalAPIResult(&result);
2157 }
2158 break;
2159 case QCAMERA_SM_EVT_SEND_COMMAND:
2160 {
2161 qcamera_sm_evt_command_payload_t *cmd_payload =
2162 (qcamera_sm_evt_command_payload_t *)payload;
2163 rc = m_parent->sendCommand(cmd_payload->cmd,
2164 cmd_payload->arg1,
2165 cmd_payload->arg2);
2166 result.status = rc;
2167 result.request_api = evt;
2168 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2169 m_parent->signalAPIResult(&result);
2170 }
2171 break;
2172 case QCAMERA_SM_EVT_STOP_RECORDING:
2173 {
2174 rc = m_parent->stopRecording();
2175 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
2176 result.status = rc;
2177 result.request_api = evt;
2178 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2179 m_parent->signalAPIResult(&result);
2180 }
2181 break;
2182 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2183 {
2184 rc = m_parent->releaseRecordingFrame((const void *)payload);
2185 result.status = rc;
2186 result.request_api = evt;
2187 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2188 m_parent->signalAPIResult(&result);
2189 }
2190 break;
2191 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2192 {
2193 rc = m_parent->cancelLiveSnapshot();
2194 m_state = QCAMERA_SM_STATE_RECORDING;
2195 result.status = rc;
2196 result.request_api = evt;
2197 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2198 m_parent->signalAPIResult(&result);
2199 }
2200 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2201 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2202 {
2203 int32_t faceID = 0;
2204 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2205 (qcamera_sm_evt_reg_face_payload_t *)payload;
2206 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2207 reg_payload->config,
2208 faceID);
2209 result.status = rc;
2210 result.request_api = evt;
2211 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2212 result.handle = faceID;
2213 m_parent->signalAPIResult(&result);
2214 }
2215 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]2216 case QCAMERA_SM_EVT_STOP_PREVIEW:
2217 {
2218 rc = m_parent->cancelLiveSnapshot();
2219 m_state = QCAMERA_SM_STATE_RECORDING;
2220
2221 rc = m_parent->stopRecording();
2222 m_state = QCAMERA_SM_STATE_PREVIEWING;
2223
2224 rc = m_parent->stopPreview();
2225 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
2226
2227 result.status = rc;
2228 result.request_api = evt;
2229 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2230 m_parent->signalAPIResult(&result);
2231 }
2232 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2233 case QCAMERA_SM_EVT_START_RECORDING:
2234 case QCAMERA_SM_EVT_START_PREVIEW:
2235 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2236 case QCAMERA_SM_EVT_TAKE_PICTURE:
2237 case QCAMERA_SM_EVT_RELEASE:
2238 {
2239 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2240 rc = INVALID_OPERATION;
2241 result.status = rc;
2242 result.request_api = evt;
2243 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2244 m_parent->signalAPIResult(&result);
2245 }
2246 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2247 case QCAMERA_SM_EVT_EVT_INTERNAL:
2248 {
2249 qcamera_sm_internal_evt_payload_t *internal_evt =
2250 (qcamera_sm_internal_evt_payload_t *)payload;
2251 switch (internal_evt->evt_type) {
2252 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2253 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2254 break;
2255 default:
2256 break;
2257 }
2258 }
2259 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2260 case QCAMERA_SM_EVT_EVT_NOTIFY:
2261 {
2262 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2263 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2264 case CAM_EVENT_TYPE_DAEMON_DIED:
2265 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2266 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2267 CAMERA_ERROR_SERVER_DIED,
2268 0);
2269 }
2270 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2271 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2272 ALOGE("%s: Invalid internal event %d in state(%d)",
2273 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2274 break;
2275 }
2276 }
2277 break;
2278 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2279 {
2280 qcamera_jpeg_evt_payload_t *jpeg_job =
2281 (qcamera_jpeg_evt_payload_t *)payload;
2282 rc = m_parent->processJpegNotify(jpeg_job);
2283 }
2284 break;
2285 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2286 {
2287 rc = m_parent->cancelLiveSnapshot();
2288 m_state = QCAMERA_SM_STATE_RECORDING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2289 result.status = rc;
2290 result.request_api = evt;
2291 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2292 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2293 }
2294 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2295 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2296 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2297 rc = m_parent->updateThermalLevel(
2298 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2299 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2300 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2301 default:
2302 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2303 break;
2304 }
2305
2306 return rc;
2307}
2308
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2309/*===========================================================================
2310 * FUNCTION : procEvtPreviewPicTakingState
2311 *
2312 * DESCRIPTION: finite state machine function to handle event in state of
2313 * QCAMERA_SM_STATE_PREVIEW_PIC_TAKING.
2314 *
2315 * PARAMETERS :
2316 * @evt : event to be processed
2317 * @payload : event payload. Can be NULL if not needed.
2318 *
2319 * RETURN : int32_t type of status
2320 * NO_ERROR -- success
2321 * none-zero failure code
2322 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2323int32_t QCameraStateMachine::procEvtPreviewPicTakingState(qcamera_sm_evt_enum_t evt,
2324 void *payload)
2325{
2326 int32_t rc = NO_ERROR;
2327 qcamera_api_result_t result;
2328 memset(&result, 0, sizeof(qcamera_api_result_t));
2329
2330 switch (evt) {
2331 case QCAMERA_SM_EVT_SET_CALLBACKS:
2332 {
2333 qcamera_sm_evt_setcb_payload_t *setcbs =
2334 (qcamera_sm_evt_setcb_payload_t *)payload;
2335 rc = m_parent->setCallBacks(setcbs->notify_cb,
2336 setcbs->data_cb,
2337 setcbs->data_cb_timestamp,
2338 setcbs->get_memory,
2339 setcbs->user);
2340 result.status = rc;
2341 result.request_api = evt;
2342 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2343 m_parent->signalAPIResult(&result);
2344 }
2345 break;
2346 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2347 {
2348 rc = m_parent->enableMsgType(int32_t(payload));
2349 result.status = rc;
2350 result.request_api = evt;
2351 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2352 m_parent->signalAPIResult(&result);
2353 }
2354 break;
2355 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2356 {
2357 rc = m_parent->disableMsgType(int32_t(payload));
2358 result.status = rc;
2359 result.request_api = evt;
2360 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2361 m_parent->signalAPIResult(&result);
2362 }
2363 break;
2364 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2365 {
2366 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2367 result.status = rc;
2368 result.request_api = evt;
2369 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2370 result.enabled = enabled;
2371 m_parent->signalAPIResult(&result);
2372 }
2373 break;
2374 case QCAMERA_SM_EVT_SET_PARAMS:
2375 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2376 bool needRestart = false;
2377 rc = m_parent->updateParameters((char*)payload, needRestart);
2378 if (rc == NO_ERROR) {
2379 if (needRestart) {
2380 // need restart preview for parameters to take effect
2381 // stop preview
2382 m_parent->stopPreview();
2383 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2384 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2385 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2386 rc = m_parent->preparePreview();
2387 if (rc == NO_ERROR) {
2388 rc = m_parent->startPreview();
2389 if (rc != NO_ERROR) {
2390 m_parent->unpreparePreview();
2391 }
2392 }
2393 if (rc != NO_ERROR) {
2394 m_state = QCAMERA_SM_STATE_PIC_TAKING;
2395 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2396 } else {
2397 rc = m_parent->commitParameterChanges();
2398 }
2399 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2400 result.status = rc;
2401 result.request_api = evt;
2402 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2403 m_parent->signalAPIResult(&result);
2404 }
2405 break;
2406 case QCAMERA_SM_EVT_GET_PARAMS:
2407 {
2408 result.params = m_parent->getParameters();
2409 rc = NO_ERROR;
2410 result.status = rc;
2411 result.request_api = evt;
2412 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2413 m_parent->signalAPIResult(&result);
2414 }
2415 break;
2416 case QCAMERA_SM_EVT_PUT_PARAMS:
2417 {
2418 rc = m_parent->putParameters((char*)payload);
2419 result.status = rc;
2420 result.request_api = evt;
2421 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2422 m_parent->signalAPIResult(&result);
2423 }
2424 break;
2425 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2426 {
2427 rc = NO_ERROR;
2428 result.status = rc;
2429 result.request_api = evt;
2430 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2431 result.enabled = 1;
2432 m_parent->signalAPIResult(&result);
2433 }
2434 break;
2435 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2436 {
2437 rc = NO_ERROR;
2438 result.status = rc;
2439 result.request_api = evt;
2440 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2441 result.enabled = 0;
2442 m_parent->signalAPIResult(&result);
2443 }
2444 break;
2445 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2446 {
2447 rc = m_parent->storeMetaDataInBuffers(int(payload));
2448 result.status = rc;
2449 result.request_api = evt;
2450 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2451 m_parent->signalAPIResult(&result);
2452 }
2453 break;
2454 case QCAMERA_SM_EVT_DUMP:
2455 {
2456 rc = m_parent->dump((int)payload);
2457 result.status = rc;
2458 result.request_api = evt;
2459 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2460 m_parent->signalAPIResult(&result);
2461 }
2462 break;
2463 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2464 {
2465 rc = m_parent->autoFocus();
2466 result.status = rc;
2467 result.request_api = evt;
2468 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2469 m_parent->signalAPIResult(&result);
2470 }
2471 break;
2472 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2473 {
2474 rc = m_parent->cancelAutoFocus();
2475 result.status = rc;
2476 result.request_api = evt;
2477 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2478 m_parent->signalAPIResult(&result);
2479 }
2480 break;
2481 case QCAMERA_SM_EVT_SEND_COMMAND:
2482 {
2483 qcamera_sm_evt_command_payload_t *cmd_payload =
2484 (qcamera_sm_evt_command_payload_t *)payload;
2485 rc = m_parent->sendCommand(cmd_payload->cmd,
2486 cmd_payload->arg1,
2487 cmd_payload->arg2);
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_RELEASE_RECORIDNG_FRAME:
2495 {
2496 rc = m_parent->releaseRecordingFrame((const void *)payload);
2497 result.status = rc;
2498 result.request_api = evt;
2499 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2500 m_parent->signalAPIResult(&result);
2501 }
2502 break;
2503 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2504 {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2505 if (m_parent->isZSLMode()) {
2506 rc = m_parent->cancelPicture();
2507 } else {
2508 rc = m_parent->cancelLiveSnapshot();
2509 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2510 m_state = QCAMERA_SM_STATE_PREVIEWING;
2511 result.status = rc;
2512 result.request_api = evt;
2513 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2514 m_parent->signalAPIResult(&result);
2515 }
2516 break;
2517 case QCAMERA_SM_EVT_STOP_PREVIEW:
2518 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2519 if (m_parent->isZSLMode()) {
2520 // cancel picture first
2521 rc = m_parent->cancelPicture();
2522 m_parent->stopChannel(QCAMERA_CH_TYPE_ZSL);
2523 } else {
2524 rc = m_parent->cancelLiveSnapshot();
2525 m_parent->stopChannel(QCAMERA_CH_TYPE_PREVIEW);
2526 }
2527 // unprepare preview
2528 m_parent->unpreparePreview();
2529 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2530 result.status = rc;
2531 result.request_api = evt;
2532 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2533 m_parent->signalAPIResult(&result);
2534 }
2535 break;
2536 case QCAMERA_SM_EVT_START_RECORDING:
2537 {
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2538 if (m_parent->isZSLMode()) {
2539 ALOGE("%s: cannot handle evt(%d) in state(%d) in ZSL mode",
2540 __func__, evt, m_state);
2541 rc = INVALID_OPERATION;
2542 } else {
2543 rc = m_parent->startRecording();
2544 if (rc == NO_ERROR) {
2545 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
2546 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2547 }
2548 result.status = rc;
2549 result.request_api = evt;
2550 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2551 m_parent->signalAPIResult(&result);
2552 }
2553 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2554 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2555 {
2556 int32_t faceID = 0;
2557 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2558 (qcamera_sm_evt_reg_face_payload_t *)payload;
2559 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2560 reg_payload->config,
2561 faceID);
2562 result.status = rc;
2563 result.request_api = evt;
2564 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2565 result.handle = faceID;
2566 m_parent->signalAPIResult(&result);
2567 }
2568 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2569 case QCAMERA_SM_EVT_STOP_RECORDING:
2570 case QCAMERA_SM_EVT_START_PREVIEW:
2571 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
2572 case QCAMERA_SM_EVT_TAKE_PICTURE:
2573 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2574 case QCAMERA_SM_EVT_RELEASE:
2575 {
2576 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2577 rc = INVALID_OPERATION;
2578 result.status = rc;
2579 result.request_api = evt;
2580 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2581 m_parent->signalAPIResult(&result);
2582 }
2583 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2584 case QCAMERA_SM_EVT_EVT_INTERNAL:
2585 {
2586 qcamera_sm_internal_evt_payload_t *internal_evt =
2587 (qcamera_sm_internal_evt_payload_t *)payload;
2588 switch (internal_evt->evt_type) {
2589 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2590 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2591 break;
2592 default:
2593 break;
2594 }
2595 }
2596 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2597 case QCAMERA_SM_EVT_EVT_NOTIFY:
2598 {
2599 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2600 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2601 case CAM_EVENT_TYPE_DAEMON_DIED:
2602 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2603 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2604 CAMERA_ERROR_SERVER_DIED,
2605 0);
2606 }
2607 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2608 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2609 ALOGE("%s: Invalid internal event %d in state(%d)",
2610 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2611 break;
2612 }
2613 }
2614 break;
2615 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2616 {
2617 qcamera_jpeg_evt_payload_t *jpeg_job =
2618 (qcamera_jpeg_evt_payload_t *)payload;
2619 rc = m_parent->processJpegNotify(jpeg_job);
2620 }
2621 break;
2622 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2623 {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2624 if (m_parent->isZSLMode()) {
2625 rc = m_parent->cancelPicture();
2626 } else {
2627 rc = m_parent->cancelLiveSnapshot();
2628 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2629 m_state = QCAMERA_SM_STATE_PREVIEWING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2630 result.status = rc;
2631 result.request_api = evt;
2632 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2633 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2634 }
2635 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2636 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2637 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2638 rc = m_parent->updateThermalLevel(
2639 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2640 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2641 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2642 default:
2643 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2644 break;
2645 }
2646
2647 return rc;
2648}
2649
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2650/*===========================================================================
2651 * FUNCTION : isPreviewRunning
2652 *
2653 * DESCRIPTION: check if preview is in process.
2654 *
2655 * PARAMETERS : None
2656 *
2657 * RETURN : true -- preview running
2658 * false -- preview stopped
2659 *==========================================================================*/
2660bool QCameraStateMachine::isPreviewRunning()
2661{
2662 switch (m_state) {
2663 case QCAMERA_SM_STATE_PREVIEWING:
2664 case QCAMERA_SM_STATE_RECORDING:
2665 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2666 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
Muhua Libf818e52013-04-23 18:05:26 -0700[diff] [blame]2667 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2668 return true;
2669 default:
2670 return false;
2671 }
2672}
2673
Shuzhen Wang89635cf2012-12-20 13:47:22 -0800[diff] [blame]2674}; // namespace qcamera