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gerrit-public.fairphone.software / fp2-dev / platform / hardware / qcom / camera / 674b6160895ad6e4a9545f7ade2159cfb03910a9 / . / QCamera2 / HAL / QCameraStateMachine.cpp
blob: f90e24e2c716e80a421657d4f163b803d9675321 [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 {
494 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
495 rc = INVALID_OPERATION;
496 result.status = rc;
497 result.request_api = evt;
498 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
499 m_parent->signalAPIResult(&result);
500 }
501 break;
Georgi Hristv72d768f2013-10-02 17:47:59 +0300[diff] [blame]502 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
Muhua Li1612f422013-01-03 11:07:39 -0800[diff] [blame]503 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Li1612f422013-01-03 11:07:39 -0800[diff] [blame]504 {
505 // no op needed here
506 ALOGD("%s: No ops for evt(%d) in state(%d)", __func__, evt, m_state);
507 result.status = NO_ERROR;
508 result.request_api = evt;
509 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
510 m_parent->signalAPIResult(&result);
511 }
512 break;
Muhua Li0c14e432013-03-06 15:50:17 -0800[diff] [blame]513 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
514 {
515 rc = m_parent->cancelAutoFocus();
516 result.status = rc;
517 result.request_api = evt;
518 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
519 m_parent->signalAPIResult(&result);
520 }
521 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]522 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
523 {
524 int32_t faceID = 0;
525 qcamera_sm_evt_reg_face_payload_t *reg_payload =
526 (qcamera_sm_evt_reg_face_payload_t *)payload;
527 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
528 reg_payload->config,
529 faceID);
530 result.status = rc;
531 result.request_api = evt;
532 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
533 result.handle = faceID;
534 m_parent->signalAPIResult(&result);
535 }
536 break;
Emilian Peev2ae455e2013-04-18 10:41:56 +0300[diff] [blame]537 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
538 {
539 rc = m_parent->updateThermalLevel(
540 *(qcamera_thermal_level_enum_t *)&payload);
541 }
542 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]543 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]544 {
545 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
546 switch (cam_evt->server_event_type) {
547 case CAM_EVENT_TYPE_DAEMON_DIED:
548 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]549 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
550 CAMERA_ERROR_SERVER_DIED,
551 0);
552 }
553 break;
554 default:
555 ALOGE("%s: Invalid internal event %d in state(%d)",
556 __func__, cam_evt->server_event_type, m_state);
557 break;
558 }
559 }
560 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]561 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
562 {
563 // No ops, but need to notify
564 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
565 result.status = rc;
566 result.request_api = evt;
567 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
568 m_parent->signalEvtResult(&result);
569 }
570 break;
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]571 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]572 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
573 default:
574 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
575 break;
576 }
577
578 return rc;
579}
580
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]581/*===========================================================================
582 * FUNCTION : procEvtPreviewReadyState
583 *
584 * DESCRIPTION: finite state machine function to handle event in state of
585 * QCAMERA_SM_STATE_PREVIEW_READY.
586 *
587 * PARAMETERS :
588 * @evt : event to be processed
589 * @payload : event payload. Can be NULL if not needed.
590 *
591 * RETURN : int32_t type of status
592 * NO_ERROR -- success
593 * none-zero failure code
594 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]595int32_t QCameraStateMachine::procEvtPreviewReadyState(qcamera_sm_evt_enum_t evt,
596 void *payload)
597{
598 int32_t rc = NO_ERROR;
599 qcamera_api_result_t result;
600 memset(&result, 0, sizeof(qcamera_api_result_t));
601
602 switch (evt) {
603 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
604 {
605 m_parent->setPreviewWindow((struct preview_stream_ops *)payload);
606 if (m_parent->mPreviewWindow != NULL) {
607 rc = m_parent->startPreview();
608 if (rc != NO_ERROR) {
609 m_parent->unpreparePreview();
610 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
611 } else {
612 m_state = QCAMERA_SM_STATE_PREVIEWING;
613 }
614 }
615
616 result.status = rc;
617 result.request_api = evt;
618 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
619 m_parent->signalAPIResult(&result);
620 }
621 break;
622 case QCAMERA_SM_EVT_SET_CALLBACKS:
623 {
624 qcamera_sm_evt_setcb_payload_t *setcbs =
625 (qcamera_sm_evt_setcb_payload_t *)payload;
626 rc = m_parent->setCallBacks(setcbs->notify_cb,
627 setcbs->data_cb,
628 setcbs->data_cb_timestamp,
629 setcbs->get_memory,
630 setcbs->user);
631 result.status = rc;
632 result.request_api = evt;
633 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
634 m_parent->signalAPIResult(&result);
635 }
636 break;
637 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
638 {
639 rc = m_parent->enableMsgType(int32_t(payload));
640 result.status = rc;
641 result.request_api = evt;
642 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
643 m_parent->signalAPIResult(&result);
644 }
645 break;
646 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
647 {
648 rc = m_parent->disableMsgType(int32_t(payload));
649 result.status = rc;
650 result.request_api = evt;
651 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
652 m_parent->signalAPIResult(&result);
653 }
654 break;
655 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
656 {
657 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
658 result.status = rc;
659 result.request_api = evt;
660 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
661 result.enabled = enabled;
662 m_parent->signalAPIResult(&result);
663 }
664 break;
665 case QCAMERA_SM_EVT_SET_PARAMS:
666 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]667 bool needRestart = false;
668 rc = m_parent->updateParameters((char*)payload, needRestart);
669 if (rc == NO_ERROR) {
Muhua Li6d69e932013-01-24 16:39:27 -0800[diff] [blame]670 if (needRestart) {
671 // need restart preview for parameters to take effect
672 m_parent->unpreparePreview();
673 // commit parameter changes to server
674 m_parent->commitParameterChanges();
675 // prepare preview again
676 rc = m_parent->preparePreview();
677 if (rc != NO_ERROR) {
678 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
679 }
680 } else {
681 rc = m_parent->commitParameterChanges();
682 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]683 }
Muhua Li6d69e932013-01-24 16:39:27 -0800[diff] [blame]684
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]685 result.status = rc;
686 result.request_api = evt;
687 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
688 m_parent->signalAPIResult(&result);
689 }
690 break;
691 case QCAMERA_SM_EVT_GET_PARAMS:
692 {
693 result.params = m_parent->getParameters();
694 rc = NO_ERROR;
695 result.status = rc;
696 result.request_api = evt;
697 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
698 m_parent->signalAPIResult(&result);
699 }
700 break;
701 case QCAMERA_SM_EVT_PUT_PARAMS:
702 {
703 rc = m_parent->putParameters((char*)payload);
704 result.status = rc;
705 result.request_api = evt;
706 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
707 m_parent->signalAPIResult(&result);
708 }
709 break;
710 case QCAMERA_SM_EVT_START_PREVIEW:
711 {
712 // no ops here
713 rc = NO_ERROR;
714 result.status = rc;
715 result.request_api = evt;
716 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
717 m_parent->signalAPIResult(&result);
718 }
719 break;
720 case QCAMERA_SM_EVT_STOP_PREVIEW:
721 {
722 m_parent->unpreparePreview();
723 rc = 0;
724 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
725 result.status = rc;
726 result.request_api = evt;
727 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
728 m_parent->signalAPIResult(&result);
729 }
730 break;
731 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
732 {
733 rc = NO_ERROR;
734 result.status = rc;
735 result.request_api = evt;
736 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
737 result.enabled = 1;
738 m_parent->signalAPIResult(&result);
739 }
740 break;
741 case QCAMERA_SM_EVT_RECORDING_ENABLED:
742 {
743 rc = 0;
744 result.status = rc;
745 result.request_api = evt;
746 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
747 result.enabled = 0;
748 m_parent->signalAPIResult(&result);
749 }
750 break;
751 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
752 {
753 rc = m_parent->storeMetaDataInBuffers(int(payload));
754 result.status = rc;
755 result.request_api = evt;
756 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
757 m_parent->signalAPIResult(&result);
758 }
759 break;
760 case QCAMERA_SM_EVT_DUMP:
761 {
762 rc = m_parent->dump((int)payload);
763 result.status = rc;
764 result.request_api = evt;
765 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
766 m_parent->signalAPIResult(&result);
767 }
768 break;
769 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
770 {
771 rc = m_parent->autoFocus();
772 result.status = rc;
773 result.request_api = evt;
774 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
775 m_parent->signalAPIResult(&result);
776 }
777 break;
778 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
779 {
780 rc = m_parent->cancelAutoFocus();
781 result.status = rc;
782 result.request_api = evt;
783 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
784 m_parent->signalAPIResult(&result);
785 }
786 break;
787 case QCAMERA_SM_EVT_SEND_COMMAND:
788 {
789 qcamera_sm_evt_command_payload_t *cmd_payload =
790 (qcamera_sm_evt_command_payload_t *)payload;
791 rc = m_parent->sendCommand(cmd_payload->cmd,
792 cmd_payload->arg1,
793 cmd_payload->arg2);
794 result.status = rc;
795 result.request_api = evt;
796 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
797 m_parent->signalAPIResult(&result);
798 }
799 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]800 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
801 {
802 int32_t faceID = 0;
803 qcamera_sm_evt_reg_face_payload_t *reg_payload =
804 (qcamera_sm_evt_reg_face_payload_t *)payload;
805 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
806 reg_payload->config,
807 faceID);
808 result.status = rc;
809 result.request_api = evt;
810 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
811 result.handle = faceID;
812 m_parent->signalAPIResult(&result);
813 }
814 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]815 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
816 case QCAMERA_SM_EVT_START_RECORDING:
817 case QCAMERA_SM_EVT_STOP_RECORDING:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]818 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]819 case QCAMERA_SM_EVT_TAKE_PICTURE:
820 case QCAMERA_SM_EVT_CANCEL_PICTURE:
821 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
822 case QCAMERA_SM_EVT_RELEASE:
823 {
824 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
825 rc = INVALID_OPERATION;
826 result.status = rc;
827 result.request_api = evt;
828 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
829 m_parent->signalAPIResult(&result);
830 }
831 break;
832 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]833 {
834 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
835 switch (cam_evt->server_event_type) {
836 case CAM_EVENT_TYPE_DAEMON_DIED:
837 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]838 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
839 CAMERA_ERROR_SERVER_DIED,
840 0);
841 }
842 break;
843 default:
844 ALOGE("%s: Invalid internal event %d in state(%d)",
845 __func__, cam_evt->server_event_type, m_state);
846 break;
847 }
848 }
849 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]850 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
851 {
852 // No ops, but need to notify
853 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
854 result.status = rc;
855 result.request_api = evt;
856 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
857 m_parent->signalEvtResult(&result);
858 }
859 break;
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]860 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]861 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]862 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]863 default:
864 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
865 break;
866 }
867
868 return rc;
869}
870
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]871/*===========================================================================
872 * FUNCTION : procEvtPreviewingState
873 *
874 * DESCRIPTION: finite state machine function to handle event in state of
875 * QCAMERA_SM_STATE_PREVIEWING.
876 *
877 * PARAMETERS :
878 * @evt : event to be processed
879 * @payload : event payload. Can be NULL if not needed.
880 *
881 * RETURN : int32_t type of status
882 * NO_ERROR -- success
883 * none-zero failure code
884 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]885int32_t QCameraStateMachine::procEvtPreviewingState(qcamera_sm_evt_enum_t evt,
886 void *payload)
887{
888 int32_t rc = NO_ERROR;
889 qcamera_api_result_t result;
890 memset(&result, 0, sizeof(qcamera_api_result_t));
891
892 switch (evt) {
893 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
894 {
895 // Error setting preview window during previewing
896 ALOGE("Cannot set preview window when preview is running");
897 rc = INVALID_OPERATION;
898 result.status = rc;
899 result.request_api = evt;
900 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
901 m_parent->signalAPIResult(&result);
902 }
903 break;
904 case QCAMERA_SM_EVT_SET_CALLBACKS:
905 {
906 qcamera_sm_evt_setcb_payload_t *setcbs =
907 (qcamera_sm_evt_setcb_payload_t *)payload;
908 rc = m_parent->setCallBacks(setcbs->notify_cb,
909 setcbs->data_cb,
910 setcbs->data_cb_timestamp,
911 setcbs->get_memory,
912 setcbs->user);
913 result.status = rc;
914 result.request_api = evt;
915 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
916 m_parent->signalAPIResult(&result);
917 }
918 break;
919 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
920 {
921 rc = m_parent->enableMsgType(int32_t(payload));
922 result.status = rc;
923 result.request_api = evt;
924 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
925 m_parent->signalAPIResult(&result);
926 }
927 break;
928 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
929 {
930 rc = m_parent->disableMsgType(int32_t(payload));
931 result.status = rc;
932 result.request_api = evt;
933 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
934 m_parent->signalAPIResult(&result);
935 }
936 break;
937 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
938 {
939 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
940 result.status = rc;
941 result.request_api = evt;
942 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
943 result.enabled = enabled;
944 m_parent->signalAPIResult(&result);
945 }
946 break;
947 case QCAMERA_SM_EVT_SET_PARAMS:
948 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]949 bool needRestart = false;
950 rc = m_parent->updateParameters((char*)payload, needRestart);
951 if (rc == NO_ERROR) {
952 if (needRestart) {
953 // need restart preview for parameters to take effect
954 // stop preview
955 m_parent->stopPreview();
956 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]957 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]958 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]959 rc = m_parent->preparePreview();
960 if (rc == NO_ERROR) {
961 rc = m_parent->startPreview();
962 if (rc != NO_ERROR) {
963 m_parent->unpreparePreview();
964 }
965 }
966 if (rc != NO_ERROR) {
967 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
968 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]969 } else {
970 rc = m_parent->commitParameterChanges();
971 }
972 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]973 result.status = rc;
974 result.request_api = evt;
975 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
976 m_parent->signalAPIResult(&result);
977 }
978 break;
979 case QCAMERA_SM_EVT_GET_PARAMS:
980 {
981 result.params = m_parent->getParameters();
982 rc = NO_ERROR;
983 result.status = rc;
984 result.request_api = evt;
985 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
986 m_parent->signalAPIResult(&result);
987 }
988 break;
989 case QCAMERA_SM_EVT_PUT_PARAMS:
990 {
991 rc = m_parent->putParameters((char*)payload);
992 result.status = rc;
993 result.request_api = evt;
994 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
995 m_parent->signalAPIResult(&result);
996 }
997 break;
998 case QCAMERA_SM_EVT_START_PREVIEW:
999 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1000 {
1001 // no ops here
1002 ALOGD("%s: Already in previewing, no ops here to start preview", __func__);
1003 rc = NO_ERROR;
1004 result.status = rc;
1005 result.request_api = evt;
1006 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1007 m_parent->signalAPIResult(&result);
1008 }
1009 break;
1010 case QCAMERA_SM_EVT_STOP_PREVIEW:
1011 {
1012 rc = m_parent->stopPreview();
1013 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1014 result.status = rc;
1015 result.request_api = evt;
1016 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1017 m_parent->signalAPIResult(&result);
1018 }
1019 break;
1020 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1021 {
1022 rc = NO_ERROR;
1023 result.status = rc;
1024 result.request_api = evt;
1025 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1026 result.enabled = 1;
1027 m_parent->signalAPIResult(&result);
1028 }
1029 break;
1030 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1031 {
1032 rc = NO_ERROR;
1033 result.status = rc;
1034 result.request_api = evt;
1035 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1036 result.enabled = 0;
1037 m_parent->signalAPIResult(&result);
1038 }
1039 break;
1040 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1041 {
1042 rc = m_parent->storeMetaDataInBuffers(int(payload));
1043 result.status = rc;
1044 result.request_api = evt;
1045 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1046 m_parent->signalAPIResult(&result);
1047 }
1048 break;
1049 case QCAMERA_SM_EVT_DUMP:
1050 {
1051 rc = m_parent->dump((int)payload);
1052 result.status = rc;
1053 result.request_api = evt;
1054 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1055 m_parent->signalAPIResult(&result);
1056 }
1057 break;
1058 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1059 {
1060 rc = m_parent->autoFocus();
1061 result.status = rc;
1062 result.request_api = evt;
1063 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1064 m_parent->signalAPIResult(&result);
1065 }
1066 break;
1067 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1068 {
1069 rc = m_parent->cancelAutoFocus();
1070 result.status = rc;
1071 result.request_api = evt;
1072 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1073 m_parent->signalAPIResult(&result);
1074 }
1075 break;
1076 case QCAMERA_SM_EVT_START_RECORDING:
1077 {
1078 rc = m_parent->startRecording();
1079 if (rc == NO_ERROR) {
1080 // move state to recording state
1081 m_state = QCAMERA_SM_STATE_RECORDING;
1082 }
1083 result.status = rc;
1084 result.request_api = evt;
1085 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1086 m_parent->signalAPIResult(&result);
1087 }
1088 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1089 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1090 {
Muhua Li0c14e432013-03-06 15:50:17 -0800[diff] [blame]1091 rc = m_parent->prepareHardwareForSnapshot(FALSE);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1092 if (rc == NO_ERROR) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1093 // Do not signal API result in this case.
1094 // Need to wait for snapshot done in metadta.
1095 m_state = QCAMERA_SM_STATE_PREPARE_SNAPSHOT;
1096 } else {
1097 // Do not change state in this case.
1098 ALOGE("%s: prepareHardwareForSnapshot failed %d",
1099 __func__, rc);
1100
1101 result.status = rc;
1102 result.request_api = evt;
1103 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1104 m_parent->signalAPIResult(&result);
1105 }
1106 }
1107 break;
1108 case QCAMERA_SM_EVT_TAKE_PICTURE:
1109 {
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1110 if ( m_parent->mParameters.getRecordingHintValue() == false) {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]1111 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1112 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1113 rc = m_parent->takePicture();
1114 if (rc != NO_ERROR) {
1115 // move state to previewing state
1116 m_state = QCAMERA_SM_STATE_PREVIEWING;
1117 }
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1118 } else {
1119 m_state = QCAMERA_SM_STATE_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1120 rc = m_parent->takePicture();
1121 if (rc != NO_ERROR) {
1122 // move state to preview stopped state
1123 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1124 }
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1125 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1126
1127 result.status = rc;
1128 result.request_api = evt;
1129 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1130 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1131 } else {
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1132 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1133 rc = m_parent->takeLiveSnapshot();
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1134 if (rc != NO_ERROR ) {
1135 m_state = QCAMERA_SM_STATE_PREVIEWING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1136 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1137 result.status = rc;
1138 result.request_api = evt;
1139 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1140 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1141 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1142 }
1143 break;
1144 case QCAMERA_SM_EVT_SEND_COMMAND:
1145 {
1146 qcamera_sm_evt_command_payload_t *cmd_payload =
1147 (qcamera_sm_evt_command_payload_t *)payload;
1148 rc = m_parent->sendCommand(cmd_payload->cmd,
1149 cmd_payload->arg1,
1150 cmd_payload->arg2);
1151 result.status = rc;
1152 result.request_api = evt;
1153 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1154 m_parent->signalAPIResult(&result);
1155 }
1156 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1157 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1158 {
1159 int32_t faceID = 0;
1160 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1161 (qcamera_sm_evt_reg_face_payload_t *)payload;
1162 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1163 reg_payload->config,
1164 faceID);
1165 result.status = rc;
1166 result.request_api = evt;
1167 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1168 result.handle = faceID;
1169 m_parent->signalAPIResult(&result);
1170 }
1171 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1172 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1173 case QCAMERA_SM_EVT_STOP_RECORDING:
1174 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1175 case QCAMERA_SM_EVT_RELEASE:
1176 {
1177 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1178 rc = INVALID_OPERATION;
1179 result.status = rc;
1180 result.request_api = evt;
1181 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1182 m_parent->signalAPIResult(&result);
1183 }
1184 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1185 case QCAMERA_SM_EVT_EVT_INTERNAL:
1186 {
1187 qcamera_sm_internal_evt_payload_t *internal_evt =
1188 (qcamera_sm_internal_evt_payload_t *)payload;
1189 switch (internal_evt->evt_type) {
1190 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1191 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1192 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1193 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1194 break;
1195 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1196 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
1197 break;
1198 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1199 rc = m_parent->processHistogramStats(internal_evt->stats_data);
1200 break;
1201 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1202 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1203 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1204 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1205 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1206 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1207 default:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1208 ALOGE("%s: Invalid internal event %d in state(%d)",
1209 __func__, internal_evt->evt_type, m_state);
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1210 break;
1211 }
1212 }
1213 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1214 case QCAMERA_SM_EVT_EVT_NOTIFY:
1215 {
1216 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1217 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1218 case CAM_EVENT_TYPE_DAEMON_DIED:
1219 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1220 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1221 CAMERA_ERROR_SERVER_DIED,
1222 0);
1223 }
1224 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1225 default:
1226 ALOGD("%s: no handling for server evt (%d) at this state",
1227 __func__, cam_evt->server_event_type);
1228 break;
1229 }
1230 }
1231 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1232 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1233 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]1234 rc = m_parent->updateThermalLevel(
1235 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1236 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1237 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1238 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]1239 {
1240 // No ops, but need to notify
1241 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1242 result.status = rc;
1243 result.request_api = evt;
1244 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1245 m_parent->signalEvtResult(&result);
1246 }
1247 break;
1248 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1249 default:
1250 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1251 break;
1252 }
1253
1254 return rc;
1255}
1256
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1257/*===========================================================================
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1258 * FUNCTION : procEvtPrepareSnapshotState
1259 *
1260 * DESCRIPTION: finite state machine function to handle event in state of
1261 * QCAMERA_SM_STATE_PREPARE_SNAPSHOT.
1262 *
1263 * PARAMETERS :
1264 * @evt : event to be processed
1265 * @payload : event payload. Can be NULL if not needed.
1266 *
1267 * RETURN : int32_t type of status
1268 * NO_ERROR -- success
1269 * none-zero failure code
1270 *==========================================================================*/
1271int32_t QCameraStateMachine::procEvtPrepareSnapshotState(qcamera_sm_evt_enum_t evt,
1272 void *payload)
1273{
1274 int32_t rc = NO_ERROR;
1275 qcamera_api_result_t result;
1276 memset(&result, 0, sizeof(qcamera_api_result_t));
1277
1278 switch (evt) {
1279 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1280 case QCAMERA_SM_EVT_SET_CALLBACKS:
1281 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1282 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1283 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1284 case QCAMERA_SM_EVT_SET_PARAMS:
1285 case QCAMERA_SM_EVT_GET_PARAMS:
1286 case QCAMERA_SM_EVT_PUT_PARAMS:
1287 case QCAMERA_SM_EVT_START_PREVIEW:
1288 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1289 case QCAMERA_SM_EVT_STOP_PREVIEW:
1290 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1291 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1292 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1293 case QCAMERA_SM_EVT_DUMP:
1294 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1295 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1296 case QCAMERA_SM_EVT_START_RECORDING:
1297 case QCAMERA_SM_EVT_TAKE_PICTURE:
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1298 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1299 case QCAMERA_SM_EVT_SEND_COMMAND:
1300 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1301 case QCAMERA_SM_EVT_STOP_RECORDING:
1302 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1303 case QCAMERA_SM_EVT_RELEASE:
1304 {
1305 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1306 rc = INVALID_OPERATION;
1307 result.status = rc;
1308 result.request_api = evt;
1309 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1310 m_parent->signalAPIResult(&result);
1311 }
1312 break;
1313 case QCAMERA_SM_EVT_EVT_INTERNAL:
1314 {
1315 qcamera_sm_internal_evt_payload_t *internal_evt =
1316 (qcamera_sm_internal_evt_payload_t *)payload;
1317 switch (internal_evt->evt_type) {
Muhua Li6f3c5322013-05-08 17:20:17 -0700[diff] [blame]1318 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1319 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1320 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1321 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1322 ALOGI("%s: Received QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE event",
1323 __func__);
1324 m_parent->processPrepSnapshotDoneEvent(internal_evt->prep_snapshot_state);
1325 m_state = QCAMERA_SM_STATE_PREVIEWING;
1326
1327 result.status = NO_ERROR;
1328 result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT;
1329 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1330 m_parent->signalAPIResult(&result);
1331 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1332 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1333 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
1334 break;
1335 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1336 rc = m_parent->processHistogramStats(internal_evt->stats_data);
1337 break;
1338 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1339 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1340 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1341 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1342 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1343 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1344 default:
1345 ALOGE("%s: Invalid internal event %d in state(%d)",
1346 __func__, internal_evt->evt_type, m_state);
1347 break;
1348 }
1349 }
1350 break;
1351 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1352 {
1353 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1354 switch (cam_evt->server_event_type) {
1355 case CAM_EVENT_TYPE_DAEMON_DIED:
1356 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1357 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1358 CAMERA_ERROR_SERVER_DIED,
1359 0);
1360 }
1361 break;
1362 default:
1363 ALOGE("%s: Invalid internal event %d in state(%d)",
1364 __func__, cam_evt->server_event_type, m_state);
1365 break;
1366 }
1367 }
1368 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]1369 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1370 {
1371 // No ops, but need to notify
1372 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1373 result.status = rc;
1374 result.request_api = evt;
1375 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1376 m_parent->signalEvtResult(&result);
1377 }
1378 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1379 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
1380 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1381 default:
1382 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1383 break;
1384 }
1385
1386 return rc;
1387}
1388
1389/*===========================================================================
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1390 * FUNCTION : procEvtPicTakingState
1391 *
1392 * DESCRIPTION: finite state machine function to handle event in state of
1393 * QCAMERA_SM_STATE_PIC_TAKING.
1394 *
1395 * PARAMETERS :
1396 * @evt : event to be processed
1397 * @payload : event payload. Can be NULL if not needed.
1398 *
1399 * RETURN : int32_t type of status
1400 * NO_ERROR -- success
1401 * none-zero failure code
1402 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1403int32_t QCameraStateMachine::procEvtPicTakingState(qcamera_sm_evt_enum_t evt,
1404 void *payload)
1405{
1406 int32_t rc = NO_ERROR;
1407 qcamera_api_result_t result;
1408 memset(&result, 0, sizeof(qcamera_api_result_t));
1409
1410 switch (evt) {
1411 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1412 {
1413 // Error setting preview window during previewing
1414 ALOGE("Cannot set preview window when preview is running");
1415 rc = INVALID_OPERATION;
1416 result.status = rc;
1417 result.request_api = evt;
1418 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1419 m_parent->signalAPIResult(&result);
1420 }
1421 break;
1422 case QCAMERA_SM_EVT_SET_CALLBACKS:
1423 {
1424 qcamera_sm_evt_setcb_payload_t *setcbs =
1425 (qcamera_sm_evt_setcb_payload_t *)payload;
1426 rc = m_parent->setCallBacks(setcbs->notify_cb,
1427 setcbs->data_cb,
1428 setcbs->data_cb_timestamp,
1429 setcbs->get_memory,
1430 setcbs->user);
1431 result.status = rc;
1432 result.request_api = evt;
1433 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1434 m_parent->signalAPIResult(&result);
1435 }
1436 break;
1437 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1438 {
1439 rc = m_parent->enableMsgType(int32_t(payload));
1440 result.status = rc;
1441 result.request_api = evt;
1442 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1443 m_parent->signalAPIResult(&result);
1444 }
1445 break;
1446 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1447 {
1448 rc = m_parent->disableMsgType(int32_t(payload));
1449 result.status = rc;
1450 result.request_api = evt;
1451 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1452 m_parent->signalAPIResult(&result);
1453 }
1454 break;
1455 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1456 {
1457 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1458 result.status = rc;
1459 result.request_api = evt;
1460 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1461 result.enabled = enabled;
1462 m_parent->signalAPIResult(&result);
1463 }
1464 break;
1465 case QCAMERA_SM_EVT_SET_PARAMS:
1466 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1467 bool needRestart = false;
1468 rc = m_parent->updateParameters((char*)payload, needRestart);
1469 if (rc == NO_ERROR) {
1470 rc = m_parent->commitParameterChanges();
1471 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1472 result.status = rc;
1473 result.request_api = evt;
1474 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1475 m_parent->signalAPIResult(&result);
1476 }
1477 break;
1478 case QCAMERA_SM_EVT_GET_PARAMS:
1479 {
1480 result.params = m_parent->getParameters();
1481 rc = NO_ERROR;
1482 result.status = rc;
1483 result.request_api = evt;
1484 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1485 m_parent->signalAPIResult(&result);
1486 }
1487 break;
1488 case QCAMERA_SM_EVT_PUT_PARAMS:
1489 {
1490 rc = m_parent->putParameters((char*)payload);
1491 result.status = rc;
1492 result.request_api = evt;
1493 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1494 m_parent->signalAPIResult(&result);
1495 }
1496 break;
1497 case QCAMERA_SM_EVT_STOP_PREVIEW:
1498 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]1499 // cancel picture first
1500 rc = m_parent->cancelPicture();
1501 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1502
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1503 result.status = rc;
1504 result.request_api = evt;
1505 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1506 m_parent->signalAPIResult(&result);
1507 }
1508 break;
1509 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1510 {
1511 rc = NO_ERROR;
1512 result.status = rc;
1513 result.request_api = evt;
1514 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1515 result.enabled = 0;
1516 m_parent->signalAPIResult(&result);
1517 }
1518 break;
1519 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1520 {
1521 rc = NO_ERROR;
1522 result.status = rc;
1523 result.request_api = evt;
1524 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1525 result.enabled = 0;
1526 m_parent->signalAPIResult(&result);
1527 }
1528 break;
1529 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1530 {
1531 rc = m_parent->storeMetaDataInBuffers(int(payload));
1532 result.status = rc;
1533 result.request_api = evt;
1534 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1535 m_parent->signalAPIResult(&result);
1536 }
1537 break;
1538 case QCAMERA_SM_EVT_DUMP:
1539 {
1540 rc = m_parent->dump((int)payload);
1541 result.status = rc;
1542 result.request_api = evt;
1543 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1544 m_parent->signalAPIResult(&result);
1545 }
1546 break;
1547 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1548 {
1549 rc = m_parent->autoFocus();
1550 result.status = rc;
1551 result.request_api = evt;
1552 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1553 m_parent->signalAPIResult(&result);
1554 }
1555 break;
1556 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1557 {
1558 rc = m_parent->cancelAutoFocus();
1559 result.status = rc;
1560 result.request_api = evt;
1561 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1562 m_parent->signalAPIResult(&result);
1563 }
1564 break;
1565 case QCAMERA_SM_EVT_SEND_COMMAND:
1566 {
1567 qcamera_sm_evt_command_payload_t *cmd_payload =
1568 (qcamera_sm_evt_command_payload_t *)payload;
1569 rc = m_parent->sendCommand(cmd_payload->cmd,
1570 cmd_payload->arg1,
1571 cmd_payload->arg2);
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]1572 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
1573 // move state to previewing state
1574 m_state = QCAMERA_SM_STATE_PREVIEWING;
1575 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1576 result.status = rc;
1577 result.request_api = evt;
1578 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1579 m_parent->signalAPIResult(&result);
1580 }
1581 break;
1582 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1583 {
1584 rc = m_parent->cancelPicture();
1585 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1586 result.status = rc;
1587 result.request_api = evt;
1588 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1589 m_parent->signalAPIResult(&result);
1590 }
1591 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1592 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1593 {
1594 int32_t faceID = 0;
1595 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1596 (qcamera_sm_evt_reg_face_payload_t *)payload;
1597 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1598 reg_payload->config,
1599 faceID);
1600 result.status = rc;
1601 result.request_api = evt;
1602 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1603 result.handle = faceID;
1604 m_parent->signalAPIResult(&result);
1605 }
1606 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1607 case QCAMERA_SM_EVT_TAKE_PICTURE:
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]1608 {
1609 if ( m_parent->isLongshotEnabled() ) {
1610 rc = m_parent->longShot();
1611 } else {
1612 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1613 rc = INVALID_OPERATION;
1614 }
1615
1616 result.status = rc;
1617 result.request_api = evt;
1618 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1619 m_parent->signalAPIResult(&result);
1620 }
1621 break;
1622 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1623 case QCAMERA_SM_EVT_START_RECORDING:
1624 case QCAMERA_SM_EVT_STOP_RECORDING:
1625 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1626 case QCAMERA_SM_EVT_START_PREVIEW:
1627 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1628 case QCAMERA_SM_EVT_RELEASE:
1629 {
1630 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1631 rc = INVALID_OPERATION;
1632 result.status = rc;
1633 result.request_api = evt;
1634 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1635 m_parent->signalAPIResult(&result);
1636 }
1637 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1638 case QCAMERA_SM_EVT_EVT_INTERNAL:
1639 {
1640 qcamera_sm_internal_evt_payload_t *internal_evt =
1641 (qcamera_sm_internal_evt_payload_t *)payload;
1642 switch (internal_evt->evt_type) {
1643 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1644 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1645 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1646 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1647 break;
1648 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1649 break;
1650 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1651 break;
1652 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1653 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1654 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1655 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1656 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1657 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1658 default:
1659 break;
1660 }
1661 }
1662 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1663 case QCAMERA_SM_EVT_EVT_NOTIFY:
1664 {
1665 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1666 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1667 case CAM_EVENT_TYPE_DAEMON_DIED:
1668 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1669 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1670 CAMERA_ERROR_SERVER_DIED,
1671 0);
1672 }
1673 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1674 default:
1675 ALOGD("%s: no handling for server evt (%d) at this state",
1676 __func__, cam_evt->server_event_type);
1677 break;
1678 }
1679 }
1680 break;
1681 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
1682 {
1683 qcamera_jpeg_evt_payload_t *jpeg_job =
1684 (qcamera_jpeg_evt_payload_t *)payload;
1685 rc = m_parent->processJpegNotify(jpeg_job);
1686 }
1687 break;
Emilian Peev7d36a812013-11-20 00:15:54 -0800[diff] [blame]1688 case QCAMERA_SM_EVT_STOP_CAPTURE_CHANNEL:
1689 {
Emilian Peev8a977232013-11-04 07:56:32 -0800[diff] [blame]1690 bool restartPreview = m_parent->isPreviewRestartEnabled();
1691 rc = m_parent->stopCaptureChannel(restartPreview);
1692
1693 if (restartPreview && (NO_ERROR == rc)) {
1694 rc = m_parent->preparePreview();
1695 if (NO_ERROR == rc) {
1696 m_parent->m_bPreviewStarted = true;
1697 rc = m_parent->startPreview();
1698 }
1699 }
1700
Emilian Peev7d36a812013-11-20 00:15:54 -0800[diff] [blame]1701 result.status = rc;
1702 result.request_api = evt;
1703 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1704 m_parent->signalAPIResult(&result);
1705 }
1706 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1707 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1708 {
1709 rc = m_parent->cancelPicture();
Emilian Peev8a977232013-11-04 07:56:32 -0800[diff] [blame]1710
1711 bool restartPreview = m_parent->isPreviewRestartEnabled();
1712 if (restartPreview) {
1713 m_state = QCAMERA_SM_STATE_PREVIEWING;
1714 } else {
1715 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1716 }
1717
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]1718 result.status = rc;
1719 result.request_api = evt;
1720 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1721 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1722 }
1723 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1724 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peev2ae455e2013-04-18 10:41:56 +0300[diff] [blame]1725 {
1726 rc = m_parent->updateThermalLevel(
1727 *(qcamera_thermal_level_enum_t *)&payload);
1728 }
1729 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1730 default:
1731 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1732 break;
1733 }
1734
1735 return rc;
1736}
1737
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1738/*===========================================================================
1739 * FUNCTION : procEvtRecordingState
1740 *
1741 * DESCRIPTION: finite state machine function to handle event in state of
1742 * QCAMERA_SM_STATE_RECORDING.
1743 *
1744 * PARAMETERS :
1745 * @evt : event to be processed
1746 * @payload : event payload. Can be NULL if not needed.
1747 *
1748 * RETURN : int32_t type of status
1749 * NO_ERROR -- success
1750 * none-zero failure code
1751 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1752int32_t QCameraStateMachine::procEvtRecordingState(qcamera_sm_evt_enum_t evt,
1753 void *payload)
1754{
1755 int32_t rc = NO_ERROR;
1756 qcamera_api_result_t result;
1757 memset(&result, 0, sizeof(qcamera_api_result_t));
1758
1759 switch (evt) {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1760 case QCAMERA_SM_EVT_START_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1761 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1762 {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1763 // WA: CTS test VideoSnapshot will try to
1764 // start preview during video recording.
1765 ALOGE("CTS video restart op");
1766 rc = NO_ERROR;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1767 result.status = rc;
1768 result.request_api = evt;
1769 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1770 m_parent->signalAPIResult(&result);
1771 }
1772 break;
1773 case QCAMERA_SM_EVT_SET_CALLBACKS:
1774 {
1775 qcamera_sm_evt_setcb_payload_t *setcbs =
1776 (qcamera_sm_evt_setcb_payload_t *)payload;
1777 rc = m_parent->setCallBacks(setcbs->notify_cb,
1778 setcbs->data_cb,
1779 setcbs->data_cb_timestamp,
1780 setcbs->get_memory,
1781 setcbs->user);
1782 result.status = rc;
1783 result.request_api = evt;
1784 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1785 m_parent->signalAPIResult(&result);
1786 }
1787 break;
1788 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1789 {
1790 rc = m_parent->enableMsgType(int32_t(payload));
1791 result.status = rc;
1792 result.request_api = evt;
1793 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1794 m_parent->signalAPIResult(&result);
1795 }
1796 break;
1797 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1798 {
1799 rc = m_parent->disableMsgType(int32_t(payload));
1800 result.status = rc;
1801 result.request_api = evt;
1802 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1803 m_parent->signalAPIResult(&result);
1804 }
1805 break;
1806 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1807 {
1808 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1809 result.status = rc;
1810 result.request_api = evt;
1811 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1812 result.enabled = enabled;
1813 m_parent->signalAPIResult(&result);
1814 }
1815 break;
1816 case QCAMERA_SM_EVT_SET_PARAMS:
1817 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1818 bool needRestart = false;
1819 rc = m_parent->updateParameters((char*)payload, needRestart);
1820 if (rc == NO_ERROR) {
1821 if (needRestart) {
1822 // cannot set parameters that requires restart during recording
1823 ALOGE("%s: Cannot set parameters that requires restart during recording",
1824 __func__);
1825 rc = BAD_VALUE;
1826 } else {
1827 rc = m_parent->commitParameterChanges();
1828 }
1829 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1830 result.status = rc;
1831 result.request_api = evt;
1832 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1833 m_parent->signalAPIResult(&result);
1834 }
1835 break;
1836 case QCAMERA_SM_EVT_GET_PARAMS:
1837 {
1838 result.params = m_parent->getParameters();
1839 rc = NO_ERROR;
1840 result.status = rc;
1841 result.request_api = evt;
1842 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1843 m_parent->signalAPIResult(&result);
1844 }
1845 break;
1846 case QCAMERA_SM_EVT_PUT_PARAMS:
1847 {
1848 rc = m_parent->putParameters((char*)payload);
1849 result.status = rc;
1850 result.request_api = evt;
1851 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1852 m_parent->signalAPIResult(&result);
1853 }
1854 break;
1855 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1856 {
1857 rc = NO_ERROR;
1858 result.status = rc;
1859 result.request_api = evt;
1860 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1861 result.enabled = 0;
1862 m_parent->signalAPIResult(&result);
1863 }
1864 break;
1865 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1866 {
1867 rc = NO_ERROR;
1868 result.status = rc;
1869 result.request_api = evt;
1870 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1871 result.enabled = 1;
1872 m_parent->signalAPIResult(&result);
1873 }
1874 break;
1875 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1876 {
1877 rc = m_parent->storeMetaDataInBuffers(int(payload));
1878 result.status = rc;
1879 result.request_api = evt;
1880 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1881 m_parent->signalAPIResult(&result);
1882 }
1883 break;
1884 case QCAMERA_SM_EVT_DUMP:
1885 {
1886 rc = m_parent->dump((int)payload);
1887 result.status = rc;
1888 result.request_api = evt;
1889 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1890 m_parent->signalAPIResult(&result);
1891 }
1892 break;
1893 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1894 {
1895 rc = m_parent->autoFocus();
1896 result.status = rc;
1897 result.request_api = evt;
1898 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1899 m_parent->signalAPIResult(&result);
1900 }
1901 break;
1902 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1903 {
1904 rc = m_parent->cancelAutoFocus();
1905 result.status = rc;
1906 result.request_api = evt;
1907 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1908 m_parent->signalAPIResult(&result);
1909 }
1910 break;
1911 case QCAMERA_SM_EVT_SEND_COMMAND:
1912 {
1913 qcamera_sm_evt_command_payload_t *cmd_payload =
1914 (qcamera_sm_evt_command_payload_t *)payload;
1915 rc = m_parent->sendCommand(cmd_payload->cmd,
1916 cmd_payload->arg1,
1917 cmd_payload->arg2);
1918 result.status = rc;
1919 result.request_api = evt;
1920 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1921 m_parent->signalAPIResult(&result);
1922 }
1923 break;
1924 case QCAMERA_SM_EVT_TAKE_PICTURE:
1925 {
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1926 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1927 rc = m_parent->takeLiveSnapshot();
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1928 if (rc != NO_ERROR) {
1929 m_state = QCAMERA_SM_STATE_RECORDING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1930 }
1931 result.status = rc;
1932 result.request_api = evt;
1933 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1934 m_parent->signalAPIResult(&result);
1935 }
1936 break;
1937 case QCAMERA_SM_EVT_START_RECORDING:
1938 {
1939 // no ops here
1940 ALOGD("%s: already in recording state, no ops for start_recording", __func__);
1941 rc = 0;
1942 result.status = rc;
1943 result.request_api = evt;
1944 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1945 m_parent->signalAPIResult(&result);
1946 }
1947 break;
1948 case QCAMERA_SM_EVT_STOP_RECORDING:
1949 {
1950 rc = m_parent->stopRecording();
1951 m_state = QCAMERA_SM_STATE_PREVIEWING;
1952 result.status = rc;
1953 result.request_api = evt;
1954 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1955 m_parent->signalAPIResult(&result);
1956 }
1957 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]1958 case QCAMERA_SM_EVT_STOP_PREVIEW:
1959 {
1960 rc = m_parent->stopRecording();
1961 m_state = QCAMERA_SM_STATE_PREVIEWING;
1962
1963 rc = m_parent->stopPreview();
1964 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1965
1966 result.status = rc;
1967 result.request_api = evt;
1968 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1969 m_parent->signalAPIResult(&result);
1970 }
1971 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1972 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1973 {
1974 rc = m_parent->releaseRecordingFrame((const void *)payload);
1975 result.status = rc;
1976 result.request_api = evt;
1977 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1978 m_parent->signalAPIResult(&result);
1979 }
1980 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1981 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1982 {
1983 int32_t faceID = 0;
1984 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1985 (qcamera_sm_evt_reg_face_payload_t *)payload;
1986 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1987 reg_payload->config,
1988 faceID);
1989 result.status = rc;
1990 result.request_api = evt;
1991 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1992 result.handle = faceID;
1993 m_parent->signalAPIResult(&result);
1994 }
1995 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1996 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
1997 {
1998 //In Video snapshot, prepare hardware is a no-op.
1999 result.status = NO_ERROR;
2000 result.request_api = evt;
2001 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2002 m_parent->signalAPIResult(&result);
2003 }
2004 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2005 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2006 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2007 case QCAMERA_SM_EVT_RELEASE:
2008 {
2009 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2010 rc = INVALID_OPERATION;
2011 result.status = rc;
2012 result.request_api = evt;
2013 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2014 m_parent->signalAPIResult(&result);
2015 }
2016 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2017 case QCAMERA_SM_EVT_EVT_INTERNAL:
2018 {
2019 qcamera_sm_internal_evt_payload_t *internal_evt =
2020 (qcamera_sm_internal_evt_payload_t *)payload;
2021 switch (internal_evt->evt_type) {
2022 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2023 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2024 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2025 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2026 break;
2027 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2028 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2029 break;
2030 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2031 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2032 break;
2033 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2034 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2035 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2036 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2037 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2038 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2039 default:
2040 break;
2041 }
2042 }
2043 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2044 case QCAMERA_SM_EVT_EVT_NOTIFY:
2045 {
2046 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2047 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2048 case CAM_EVENT_TYPE_DAEMON_DIED:
2049 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2050 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2051 CAMERA_ERROR_SERVER_DIED,
2052 0);
2053 }
2054 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2055 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2056 ALOGE("%s: Invalid internal event %d in state(%d)",
2057 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2058 break;
2059 }
2060 }
2061 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2062 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2063 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2064 rc = m_parent->updateThermalLevel(
2065 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2066 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2067 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2068 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]2069 {
2070 // No ops, but need to notify
2071 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2072 result.status = rc;
2073 result.request_api = evt;
2074 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2075 m_parent->signalEvtResult(&result);
2076 }
2077 break;
2078 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2079 default:
2080 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2081 break;
2082 }
2083
2084 return rc;
2085}
2086
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2087/*===========================================================================
2088 * FUNCTION : procEvtVideoPicTakingState
2089 *
2090 * DESCRIPTION: finite state machine function to handle event in state of
2091 * QCAMERA_SM_STATE_VIDEO_PIC_TAKING.
2092 *
2093 * PARAMETERS :
2094 * @evt : event to be processed
2095 * @payload : event payload. Can be NULL if not needed.
2096 *
2097 * RETURN : int32_t type of status
2098 * NO_ERROR -- success
2099 * none-zero failure code
2100 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2101int32_t QCameraStateMachine::procEvtVideoPicTakingState(qcamera_sm_evt_enum_t evt,
2102 void *payload)
2103{
2104 int32_t rc = NO_ERROR;
2105 qcamera_api_result_t result;
2106 memset(&result, 0, sizeof(qcamera_api_result_t));
2107
2108 switch (evt) {
2109 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2110 {
2111 // Error setting preview window during previewing
2112 ALOGE("Cannot set preview window when preview is running");
2113 rc = INVALID_OPERATION;
2114 result.status = rc;
2115 result.request_api = evt;
2116 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2117 m_parent->signalAPIResult(&result);
2118 }
2119 break;
2120 case QCAMERA_SM_EVT_SET_CALLBACKS:
2121 {
2122 qcamera_sm_evt_setcb_payload_t *setcbs =
2123 (qcamera_sm_evt_setcb_payload_t *)payload;
2124 rc = m_parent->setCallBacks(setcbs->notify_cb,
2125 setcbs->data_cb,
2126 setcbs->data_cb_timestamp,
2127 setcbs->get_memory,
2128 setcbs->user);
2129 result.status = rc;
2130 result.request_api = evt;
2131 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2132 m_parent->signalAPIResult(&result);
2133 }
2134 break;
2135 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2136 {
2137 rc = m_parent->enableMsgType(int32_t(payload));
2138 result.status = rc;
2139 result.request_api = evt;
2140 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2141 m_parent->signalAPIResult(&result);
2142 }
2143 break;
2144 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2145 {
2146 rc = m_parent->disableMsgType(int32_t(payload));
2147 result.status = rc;
2148 result.request_api = evt;
2149 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2150 m_parent->signalAPIResult(&result);
2151 }
2152 break;
2153 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2154 {
2155 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2156 result.status = rc;
2157 result.request_api = evt;
2158 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2159 result.enabled = enabled;
2160 m_parent->signalAPIResult(&result);
2161 }
2162 break;
2163 case QCAMERA_SM_EVT_SET_PARAMS:
2164 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2165 bool needRestart = false;
2166 rc = m_parent->updateParameters((char*)payload, needRestart);
2167 if (rc == NO_ERROR) {
2168 if (needRestart) {
2169 // cannot set parameters that requires restart during recording
2170 ALOGE("%s: Cannot set parameters that requires restart during recording",
2171 __func__);
2172 rc = BAD_VALUE;
2173 } else {
2174 rc = m_parent->commitParameterChanges();
2175 }
2176 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2177 result.status = rc;
2178 result.request_api = evt;
2179 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2180 m_parent->signalAPIResult(&result);
2181 }
2182 break;
2183 case QCAMERA_SM_EVT_GET_PARAMS:
2184 {
2185 result.params = m_parent->getParameters();
2186 rc = NO_ERROR;
2187 result.status = rc;
2188 result.request_api = evt;
2189 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2190 m_parent->signalAPIResult(&result);
2191 }
2192 break;
2193 case QCAMERA_SM_EVT_PUT_PARAMS:
2194 {
2195 rc = m_parent->putParameters((char*)payload);
2196 result.status = rc;
2197 result.request_api = evt;
2198 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2199 m_parent->signalAPIResult(&result);
2200 }
2201 break;
2202 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2203 {
2204 rc = NO_ERROR;
2205 result.status = rc;
2206 result.request_api = evt;
2207 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2208 result.enabled = 1;
2209 m_parent->signalAPIResult(&result);
2210 }
2211 break;
2212 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2213 {
2214 rc = NO_ERROR;
2215 result.status = rc;
2216 result.request_api = evt;
2217 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2218 result.enabled = 1;
2219 m_parent->signalAPIResult(&result);
2220 }
2221 break;
2222 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2223 {
2224 rc = m_parent->storeMetaDataInBuffers(int(payload));
2225 result.status = rc;
2226 result.request_api = evt;
2227 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2228 m_parent->signalAPIResult(&result);
2229 }
2230 break;
2231 case QCAMERA_SM_EVT_DUMP:
2232 {
2233 rc = m_parent->dump((int)payload);
2234 result.status = rc;
2235 result.request_api = evt;
2236 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2237 m_parent->signalAPIResult(&result);
2238 }
2239 break;
2240 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2241 {
2242 rc = m_parent->autoFocus();
2243 result.status = rc;
2244 result.request_api = evt;
2245 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2246 m_parent->signalAPIResult(&result);
2247 }
2248 break;
2249 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2250 {
2251 rc = m_parent->cancelAutoFocus();
2252 result.status = rc;
2253 result.request_api = evt;
2254 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2255 m_parent->signalAPIResult(&result);
2256 }
2257 break;
2258 case QCAMERA_SM_EVT_SEND_COMMAND:
2259 {
2260 qcamera_sm_evt_command_payload_t *cmd_payload =
2261 (qcamera_sm_evt_command_payload_t *)payload;
2262 rc = m_parent->sendCommand(cmd_payload->cmd,
2263 cmd_payload->arg1,
2264 cmd_payload->arg2);
2265 result.status = rc;
2266 result.request_api = evt;
2267 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2268 m_parent->signalAPIResult(&result);
2269 }
2270 break;
2271 case QCAMERA_SM_EVT_STOP_RECORDING:
2272 {
2273 rc = m_parent->stopRecording();
2274 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
2275 result.status = rc;
2276 result.request_api = evt;
2277 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2278 m_parent->signalAPIResult(&result);
2279 }
2280 break;
2281 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2282 {
2283 rc = m_parent->releaseRecordingFrame((const void *)payload);
2284 result.status = rc;
2285 result.request_api = evt;
2286 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2287 m_parent->signalAPIResult(&result);
2288 }
2289 break;
2290 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2291 {
2292 rc = m_parent->cancelLiveSnapshot();
2293 m_state = QCAMERA_SM_STATE_RECORDING;
2294 result.status = rc;
2295 result.request_api = evt;
2296 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2297 m_parent->signalAPIResult(&result);
2298 }
2299 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2300 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2301 {
2302 int32_t faceID = 0;
2303 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2304 (qcamera_sm_evt_reg_face_payload_t *)payload;
2305 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2306 reg_payload->config,
2307 faceID);
2308 result.status = rc;
2309 result.request_api = evt;
2310 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2311 result.handle = faceID;
2312 m_parent->signalAPIResult(&result);
2313 }
2314 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]2315 case QCAMERA_SM_EVT_STOP_PREVIEW:
2316 {
2317 rc = m_parent->cancelLiveSnapshot();
2318 m_state = QCAMERA_SM_STATE_RECORDING;
2319
2320 rc = m_parent->stopRecording();
2321 m_state = QCAMERA_SM_STATE_PREVIEWING;
2322
2323 rc = m_parent->stopPreview();
2324 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
2325
2326 result.status = rc;
2327 result.request_api = evt;
2328 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2329 m_parent->signalAPIResult(&result);
2330 }
2331 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2332 case QCAMERA_SM_EVT_START_RECORDING:
2333 case QCAMERA_SM_EVT_START_PREVIEW:
2334 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2335 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2336 case QCAMERA_SM_EVT_TAKE_PICTURE:
2337 case QCAMERA_SM_EVT_RELEASE:
2338 {
2339 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2340 rc = INVALID_OPERATION;
2341 result.status = rc;
2342 result.request_api = evt;
2343 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2344 m_parent->signalAPIResult(&result);
2345 }
2346 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2347 case QCAMERA_SM_EVT_EVT_INTERNAL:
2348 {
2349 qcamera_sm_internal_evt_payload_t *internal_evt =
2350 (qcamera_sm_internal_evt_payload_t *)payload;
2351 switch (internal_evt->evt_type) {
2352 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2353 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2354 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2355 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2356 break;
2357 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2358 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2359 break;
2360 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2361 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2362 break;
2363 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2364 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2365 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2366 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2367 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2368 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2369 default:
2370 break;
2371 }
2372 }
2373 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2374 case QCAMERA_SM_EVT_EVT_NOTIFY:
2375 {
2376 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2377 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2378 case CAM_EVENT_TYPE_DAEMON_DIED:
2379 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2380 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2381 CAMERA_ERROR_SERVER_DIED,
2382 0);
2383 }
2384 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2385 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2386 ALOGE("%s: Invalid internal event %d in state(%d)",
2387 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2388 break;
2389 }
2390 }
2391 break;
2392 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2393 {
2394 qcamera_jpeg_evt_payload_t *jpeg_job =
2395 (qcamera_jpeg_evt_payload_t *)payload;
2396 rc = m_parent->processJpegNotify(jpeg_job);
2397 }
2398 break;
2399 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2400 {
2401 rc = m_parent->cancelLiveSnapshot();
2402 m_state = QCAMERA_SM_STATE_RECORDING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2403 result.status = rc;
2404 result.request_api = evt;
2405 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2406 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2407 }
2408 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2409 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2410 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2411 rc = m_parent->updateThermalLevel(
2412 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2413 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2414 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2415 default:
2416 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2417 break;
2418 }
2419
2420 return rc;
2421}
2422
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2423/*===========================================================================
2424 * FUNCTION : procEvtPreviewPicTakingState
2425 *
2426 * DESCRIPTION: finite state machine function to handle event in state of
2427 * QCAMERA_SM_STATE_PREVIEW_PIC_TAKING.
2428 *
2429 * PARAMETERS :
2430 * @evt : event to be processed
2431 * @payload : event payload. Can be NULL if not needed.
2432 *
2433 * RETURN : int32_t type of status
2434 * NO_ERROR -- success
2435 * none-zero failure code
2436 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2437int32_t QCameraStateMachine::procEvtPreviewPicTakingState(qcamera_sm_evt_enum_t evt,
2438 void *payload)
2439{
2440 int32_t rc = NO_ERROR;
2441 qcamera_api_result_t result;
2442 memset(&result, 0, sizeof(qcamera_api_result_t));
2443
2444 switch (evt) {
2445 case QCAMERA_SM_EVT_SET_CALLBACKS:
2446 {
2447 qcamera_sm_evt_setcb_payload_t *setcbs =
2448 (qcamera_sm_evt_setcb_payload_t *)payload;
2449 rc = m_parent->setCallBacks(setcbs->notify_cb,
2450 setcbs->data_cb,
2451 setcbs->data_cb_timestamp,
2452 setcbs->get_memory,
2453 setcbs->user);
2454 result.status = rc;
2455 result.request_api = evt;
2456 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2457 m_parent->signalAPIResult(&result);
2458 }
2459 break;
2460 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2461 {
2462 rc = m_parent->enableMsgType(int32_t(payload));
2463 result.status = rc;
2464 result.request_api = evt;
2465 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2466 m_parent->signalAPIResult(&result);
2467 }
2468 break;
2469 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2470 {
2471 rc = m_parent->disableMsgType(int32_t(payload));
2472 result.status = rc;
2473 result.request_api = evt;
2474 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2475 m_parent->signalAPIResult(&result);
2476 }
2477 break;
2478 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2479 {
2480 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2481 result.status = rc;
2482 result.request_api = evt;
2483 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2484 result.enabled = enabled;
2485 m_parent->signalAPIResult(&result);
2486 }
2487 break;
2488 case QCAMERA_SM_EVT_SET_PARAMS:
2489 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2490 bool needRestart = false;
2491 rc = m_parent->updateParameters((char*)payload, needRestart);
2492 if (rc == NO_ERROR) {
2493 if (needRestart) {
2494 // need restart preview for parameters to take effect
2495 // stop preview
2496 m_parent->stopPreview();
2497 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2498 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2499 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2500 rc = m_parent->preparePreview();
2501 if (rc == NO_ERROR) {
2502 rc = m_parent->startPreview();
2503 if (rc != NO_ERROR) {
2504 m_parent->unpreparePreview();
2505 }
2506 }
2507 if (rc != NO_ERROR) {
2508 m_state = QCAMERA_SM_STATE_PIC_TAKING;
2509 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2510 } else {
2511 rc = m_parent->commitParameterChanges();
2512 }
2513 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2514 result.status = rc;
2515 result.request_api = evt;
2516 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2517 m_parent->signalAPIResult(&result);
2518 }
2519 break;
2520 case QCAMERA_SM_EVT_GET_PARAMS:
2521 {
2522 result.params = m_parent->getParameters();
2523 rc = NO_ERROR;
2524 result.status = rc;
2525 result.request_api = evt;
2526 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2527 m_parent->signalAPIResult(&result);
2528 }
2529 break;
2530 case QCAMERA_SM_EVT_PUT_PARAMS:
2531 {
2532 rc = m_parent->putParameters((char*)payload);
2533 result.status = rc;
2534 result.request_api = evt;
2535 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2536 m_parent->signalAPIResult(&result);
2537 }
2538 break;
2539 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2540 {
2541 rc = NO_ERROR;
2542 result.status = rc;
2543 result.request_api = evt;
2544 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2545 result.enabled = 1;
2546 m_parent->signalAPIResult(&result);
2547 }
2548 break;
2549 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2550 {
2551 rc = NO_ERROR;
2552 result.status = rc;
2553 result.request_api = evt;
2554 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2555 result.enabled = 0;
2556 m_parent->signalAPIResult(&result);
2557 }
2558 break;
2559 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2560 {
2561 rc = m_parent->storeMetaDataInBuffers(int(payload));
2562 result.status = rc;
2563 result.request_api = evt;
2564 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2565 m_parent->signalAPIResult(&result);
2566 }
2567 break;
2568 case QCAMERA_SM_EVT_DUMP:
2569 {
2570 rc = m_parent->dump((int)payload);
2571 result.status = rc;
2572 result.request_api = evt;
2573 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2574 m_parent->signalAPIResult(&result);
2575 }
2576 break;
2577 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2578 {
2579 rc = m_parent->autoFocus();
2580 result.status = rc;
2581 result.request_api = evt;
2582 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2583 m_parent->signalAPIResult(&result);
2584 }
2585 break;
2586 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2587 {
2588 rc = m_parent->cancelAutoFocus();
2589 result.status = rc;
2590 result.request_api = evt;
2591 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2592 m_parent->signalAPIResult(&result);
2593 }
2594 break;
2595 case QCAMERA_SM_EVT_SEND_COMMAND:
2596 {
2597 qcamera_sm_evt_command_payload_t *cmd_payload =
2598 (qcamera_sm_evt_command_payload_t *)payload;
2599 rc = m_parent->sendCommand(cmd_payload->cmd,
2600 cmd_payload->arg1,
2601 cmd_payload->arg2);
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2602 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
2603 // move state to previewing state
2604 m_state = QCAMERA_SM_STATE_PREVIEWING;
2605 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2606 result.status = rc;
2607 result.request_api = evt;
2608 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2609 m_parent->signalAPIResult(&result);
2610 }
2611 break;
2612 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2613 {
2614 rc = m_parent->releaseRecordingFrame((const void *)payload);
2615 result.status = rc;
2616 result.request_api = evt;
2617 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2618 m_parent->signalAPIResult(&result);
2619 }
2620 break;
2621 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2622 {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2623 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2624 rc = m_parent->cancelPicture();
2625 } else {
2626 rc = m_parent->cancelLiveSnapshot();
2627 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2628 m_state = QCAMERA_SM_STATE_PREVIEWING;
2629 result.status = rc;
2630 result.request_api = evt;
2631 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2632 m_parent->signalAPIResult(&result);
2633 }
2634 break;
2635 case QCAMERA_SM_EVT_STOP_PREVIEW:
2636 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2637 if (m_parent->isZSLMode()) {
2638 // cancel picture first
2639 rc = m_parent->cancelPicture();
2640 m_parent->stopChannel(QCAMERA_CH_TYPE_ZSL);
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2641 } else if (m_parent->isLongshotEnabled()) {
2642 // just cancel picture
2643 rc = m_parent->cancelPicture();
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2644 } else {
2645 rc = m_parent->cancelLiveSnapshot();
2646 m_parent->stopChannel(QCAMERA_CH_TYPE_PREVIEW);
2647 }
2648 // unprepare preview
2649 m_parent->unpreparePreview();
2650 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2651 result.status = rc;
2652 result.request_api = evt;
2653 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2654 m_parent->signalAPIResult(&result);
2655 }
2656 break;
2657 case QCAMERA_SM_EVT_START_RECORDING:
2658 {
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2659 if (m_parent->isZSLMode()) {
2660 ALOGE("%s: cannot handle evt(%d) in state(%d) in ZSL mode",
2661 __func__, evt, m_state);
2662 rc = INVALID_OPERATION;
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2663 } else if (m_parent->isLongshotEnabled()) {
2664 ALOGE("%s: cannot handle evt(%d) in state(%d) in Longshot mode",
2665 __func__, evt, m_state);
2666 rc = INVALID_OPERATION;
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2667 } else {
2668 rc = m_parent->startRecording();
2669 if (rc == NO_ERROR) {
2670 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
2671 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2672 }
2673 result.status = rc;
2674 result.request_api = evt;
2675 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2676 m_parent->signalAPIResult(&result);
2677 }
2678 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2679 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2680 {
2681 int32_t faceID = 0;
2682 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2683 (qcamera_sm_evt_reg_face_payload_t *)payload;
2684 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2685 reg_payload->config,
2686 faceID);
2687 result.status = rc;
2688 result.request_api = evt;
2689 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2690 result.handle = faceID;
2691 m_parent->signalAPIResult(&result);
2692 }
2693 break;
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2694 case QCAMERA_SM_EVT_TAKE_PICTURE:
2695 {
2696 if ( m_parent->isLongshotEnabled() ) {
2697 rc = m_parent->longShot();
2698 } else {
2699 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2700 rc = INVALID_OPERATION;
2701 }
2702
2703 result.status = rc;
2704 result.request_api = evt;
2705 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2706 m_parent->signalAPIResult(&result);
2707 }
2708 break;
2709 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2710 case QCAMERA_SM_EVT_STOP_RECORDING:
2711 case QCAMERA_SM_EVT_START_PREVIEW:
2712 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2713 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2714 case QCAMERA_SM_EVT_RELEASE:
2715 {
2716 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2717 rc = INVALID_OPERATION;
2718 result.status = rc;
2719 result.request_api = evt;
2720 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2721 m_parent->signalAPIResult(&result);
2722 }
2723 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2724 case QCAMERA_SM_EVT_EVT_INTERNAL:
2725 {
2726 qcamera_sm_internal_evt_payload_t *internal_evt =
2727 (qcamera_sm_internal_evt_payload_t *)payload;
2728 switch (internal_evt->evt_type) {
2729 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2730 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2731 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2732 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2733 break;
2734 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2735 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2736 break;
2737 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2738 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2739 break;
2740 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2741 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2742 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2743 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2744 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2745 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2746 default:
2747 break;
2748 }
2749 }
2750 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2751 case QCAMERA_SM_EVT_EVT_NOTIFY:
2752 {
2753 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2754 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2755 case CAM_EVENT_TYPE_DAEMON_DIED:
2756 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2757 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2758 CAMERA_ERROR_SERVER_DIED,
2759 0);
2760 }
2761 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2762 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2763 ALOGE("%s: Invalid internal event %d in state(%d)",
2764 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2765 break;
2766 }
2767 }
2768 break;
2769 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2770 {
2771 qcamera_jpeg_evt_payload_t *jpeg_job =
2772 (qcamera_jpeg_evt_payload_t *)payload;
2773 rc = m_parent->processJpegNotify(jpeg_job);
2774 }
2775 break;
2776 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2777 {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2778 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2779 rc = m_parent->cancelPicture();
2780 } else {
2781 rc = m_parent->cancelLiveSnapshot();
2782 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2783 m_state = QCAMERA_SM_STATE_PREVIEWING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2784 result.status = rc;
2785 result.request_api = evt;
2786 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2787 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2788 }
2789 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2790 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2791 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2792 rc = m_parent->updateThermalLevel(
2793 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2794 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2795 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2796 default:
2797 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2798 break;
2799 }
2800
2801 return rc;
2802}
2803
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2804/*===========================================================================
2805 * FUNCTION : isPreviewRunning
2806 *
2807 * DESCRIPTION: check if preview is in process.
2808 *
2809 * PARAMETERS : None
2810 *
2811 * RETURN : true -- preview running
2812 * false -- preview stopped
2813 *==========================================================================*/
2814bool QCameraStateMachine::isPreviewRunning()
2815{
2816 switch (m_state) {
2817 case QCAMERA_SM_STATE_PREVIEWING:
2818 case QCAMERA_SM_STATE_RECORDING:
2819 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2820 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
Muhua Libf818e52013-04-23 18:05:26 -0700[diff] [blame]2821 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2822 return true;
2823 default:
2824 return false;
2825 }
2826}
2827
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2828/*===========================================================================
2829 * FUNCTION : isCaptureRunning
2830 *
2831 * DESCRIPTION: check if image capture is in process.
2832 *
2833 * PARAMETERS : None
2834 *
2835 * RETURN : true -- capture running
2836 * false -- capture stopped
2837 *==========================================================================*/
2838bool QCameraStateMachine::isCaptureRunning()
2839{
2840 switch (m_state) {
2841 case QCAMERA_SM_STATE_PIC_TAKING:
2842 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2843 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
2844 return true;
2845 default:
2846 return false;
2847 }
2848}
Vijay kumar Tumatifa8d9b32013-09-23 16:09:07 +0530[diff] [blame]2849/*===========================================================================
2850 * FUNCTION : isNonZSLCaptureRunning
2851 *
2852 * DESCRIPTION: check if image capture is in process in non ZSL mode.
2853 *
2854 * PARAMETERS : None
2855 *
2856 * RETURN : true -- capture running in non ZSL mode
2857 * false -- Either in not capture mode or captur is not in non ZSL mode
2858 *==========================================================================*/
2859bool QCameraStateMachine::isNonZSLCaptureRunning()
2860{
2861 switch (m_state) {
2862 case QCAMERA_SM_STATE_PIC_TAKING:
2863 return true;
2864 default:
2865 return false;
2866 }
2867}
2868
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2869
Shuzhen Wang89635cf2012-12-20 13:47:22 -0800[diff] [blame]2870}; // namespace qcamera