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gerrit-public.fairphone.software / fp2-dev / platform / hardware / qcom / camera / 72d768ff89fb9e5991aec985e440ab9d97c70c51 / . / QCamera2 / HAL / QCameraStateMachine.cpp
blob: a715594dbfb6db59a4eeb539ab7cc5ac19e93875 [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) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1111 if (m_parent->isZSLMode()) {
1112 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1113 rc = m_parent->takePicture();
1114 if (rc != NO_ERROR) {
1115 // move state to previewing state
1116 m_state = QCAMERA_SM_STATE_PREVIEWING;
1117 }
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1118 } else {
1119 m_state = QCAMERA_SM_STATE_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1120 rc = m_parent->takePicture();
1121 if (rc != NO_ERROR) {
1122 // move state to preview stopped state
1123 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1124 }
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1125 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1126
1127 result.status = rc;
1128 result.request_api = evt;
1129 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1130 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1131 } else {
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1132 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1133 rc = m_parent->takeLiveSnapshot();
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1134 if (rc != NO_ERROR ) {
1135 m_state = QCAMERA_SM_STATE_PREVIEWING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1136 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1137 result.status = rc;
1138 result.request_api = evt;
1139 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1140 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1141 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1142 }
1143 break;
1144 case QCAMERA_SM_EVT_SEND_COMMAND:
1145 {
1146 qcamera_sm_evt_command_payload_t *cmd_payload =
1147 (qcamera_sm_evt_command_payload_t *)payload;
1148 rc = m_parent->sendCommand(cmd_payload->cmd,
1149 cmd_payload->arg1,
1150 cmd_payload->arg2);
1151 result.status = rc;
1152 result.request_api = evt;
1153 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1154 m_parent->signalAPIResult(&result);
1155 }
1156 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1157 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1158 {
1159 int32_t faceID = 0;
1160 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1161 (qcamera_sm_evt_reg_face_payload_t *)payload;
1162 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1163 reg_payload->config,
1164 faceID);
1165 result.status = rc;
1166 result.request_api = evt;
1167 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1168 result.handle = faceID;
1169 m_parent->signalAPIResult(&result);
1170 }
1171 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1172 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1173 case QCAMERA_SM_EVT_STOP_RECORDING:
1174 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1175 case QCAMERA_SM_EVT_RELEASE:
1176 {
1177 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1178 rc = INVALID_OPERATION;
1179 result.status = rc;
1180 result.request_api = evt;
1181 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1182 m_parent->signalAPIResult(&result);
1183 }
1184 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1185 case QCAMERA_SM_EVT_EVT_INTERNAL:
1186 {
1187 qcamera_sm_internal_evt_payload_t *internal_evt =
1188 (qcamera_sm_internal_evt_payload_t *)payload;
1189 switch (internal_evt->evt_type) {
1190 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1191 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1192 break;
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);
1572 result.status = rc;
1573 result.request_api = evt;
1574 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1575 m_parent->signalAPIResult(&result);
1576 }
1577 break;
1578 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1579 {
1580 rc = m_parent->cancelPicture();
1581 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1582 result.status = rc;
1583 result.request_api = evt;
1584 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1585 m_parent->signalAPIResult(&result);
1586 }
1587 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1588 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1589 {
1590 int32_t faceID = 0;
1591 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1592 (qcamera_sm_evt_reg_face_payload_t *)payload;
1593 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1594 reg_payload->config,
1595 faceID);
1596 result.status = rc;
1597 result.request_api = evt;
1598 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1599 result.handle = faceID;
1600 m_parent->signalAPIResult(&result);
1601 }
1602 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1603 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1604 case QCAMERA_SM_EVT_TAKE_PICTURE:
1605 case QCAMERA_SM_EVT_START_RECORDING:
1606 case QCAMERA_SM_EVT_STOP_RECORDING:
1607 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1608 case QCAMERA_SM_EVT_START_PREVIEW:
1609 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1610 case QCAMERA_SM_EVT_RELEASE:
1611 {
1612 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1613 rc = INVALID_OPERATION;
1614 result.status = rc;
1615 result.request_api = evt;
1616 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1617 m_parent->signalAPIResult(&result);
1618 }
1619 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1620 case QCAMERA_SM_EVT_EVT_INTERNAL:
1621 {
1622 qcamera_sm_internal_evt_payload_t *internal_evt =
1623 (qcamera_sm_internal_evt_payload_t *)payload;
1624 switch (internal_evt->evt_type) {
1625 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1626 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1627 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1628 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1629 break;
1630 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1631 break;
1632 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1633 break;
1634 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1635 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1636 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1637 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1638 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1639 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1640 default:
1641 break;
1642 }
1643 }
1644 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1645 case QCAMERA_SM_EVT_EVT_NOTIFY:
1646 {
1647 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1648 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1649 case CAM_EVENT_TYPE_DAEMON_DIED:
1650 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1651 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1652 CAMERA_ERROR_SERVER_DIED,
1653 0);
1654 }
1655 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1656 default:
1657 ALOGD("%s: no handling for server evt (%d) at this state",
1658 __func__, cam_evt->server_event_type);
1659 break;
1660 }
1661 }
1662 break;
1663 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
1664 {
1665 qcamera_jpeg_evt_payload_t *jpeg_job =
1666 (qcamera_jpeg_evt_payload_t *)payload;
1667 rc = m_parent->processJpegNotify(jpeg_job);
1668 }
1669 break;
1670 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1671 {
1672 rc = m_parent->cancelPicture();
1673 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]1674 result.status = rc;
1675 result.request_api = evt;
1676 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1677 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1678 }
1679 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1680 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peev2ae455e2013-04-18 10:41:56 +0300[diff] [blame]1681 {
1682 rc = m_parent->updateThermalLevel(
1683 *(qcamera_thermal_level_enum_t *)&payload);
1684 }
1685 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1686 default:
1687 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1688 break;
1689 }
1690
1691 return rc;
1692}
1693
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1694/*===========================================================================
1695 * FUNCTION : procEvtRecordingState
1696 *
1697 * DESCRIPTION: finite state machine function to handle event in state of
1698 * QCAMERA_SM_STATE_RECORDING.
1699 *
1700 * PARAMETERS :
1701 * @evt : event to be processed
1702 * @payload : event payload. Can be NULL if not needed.
1703 *
1704 * RETURN : int32_t type of status
1705 * NO_ERROR -- success
1706 * none-zero failure code
1707 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1708int32_t QCameraStateMachine::procEvtRecordingState(qcamera_sm_evt_enum_t evt,
1709 void *payload)
1710{
1711 int32_t rc = NO_ERROR;
1712 qcamera_api_result_t result;
1713 memset(&result, 0, sizeof(qcamera_api_result_t));
1714
1715 switch (evt) {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1716 case QCAMERA_SM_EVT_START_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1717 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1718 {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1719 // WA: CTS test VideoSnapshot will try to
1720 // start preview during video recording.
1721 ALOGE("CTS video restart op");
1722 rc = NO_ERROR;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1723 result.status = rc;
1724 result.request_api = evt;
1725 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1726 m_parent->signalAPIResult(&result);
1727 }
1728 break;
1729 case QCAMERA_SM_EVT_SET_CALLBACKS:
1730 {
1731 qcamera_sm_evt_setcb_payload_t *setcbs =
1732 (qcamera_sm_evt_setcb_payload_t *)payload;
1733 rc = m_parent->setCallBacks(setcbs->notify_cb,
1734 setcbs->data_cb,
1735 setcbs->data_cb_timestamp,
1736 setcbs->get_memory,
1737 setcbs->user);
1738 result.status = rc;
1739 result.request_api = evt;
1740 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1741 m_parent->signalAPIResult(&result);
1742 }
1743 break;
1744 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1745 {
1746 rc = m_parent->enableMsgType(int32_t(payload));
1747 result.status = rc;
1748 result.request_api = evt;
1749 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1750 m_parent->signalAPIResult(&result);
1751 }
1752 break;
1753 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1754 {
1755 rc = m_parent->disableMsgType(int32_t(payload));
1756 result.status = rc;
1757 result.request_api = evt;
1758 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1759 m_parent->signalAPIResult(&result);
1760 }
1761 break;
1762 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1763 {
1764 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1765 result.status = rc;
1766 result.request_api = evt;
1767 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1768 result.enabled = enabled;
1769 m_parent->signalAPIResult(&result);
1770 }
1771 break;
1772 case QCAMERA_SM_EVT_SET_PARAMS:
1773 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1774 bool needRestart = false;
1775 rc = m_parent->updateParameters((char*)payload, needRestart);
1776 if (rc == NO_ERROR) {
1777 if (needRestart) {
1778 // cannot set parameters that requires restart during recording
1779 ALOGE("%s: Cannot set parameters that requires restart during recording",
1780 __func__);
1781 rc = BAD_VALUE;
1782 } else {
1783 rc = m_parent->commitParameterChanges();
1784 }
1785 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1786 result.status = rc;
1787 result.request_api = evt;
1788 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1789 m_parent->signalAPIResult(&result);
1790 }
1791 break;
1792 case QCAMERA_SM_EVT_GET_PARAMS:
1793 {
1794 result.params = m_parent->getParameters();
1795 rc = NO_ERROR;
1796 result.status = rc;
1797 result.request_api = evt;
1798 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1799 m_parent->signalAPIResult(&result);
1800 }
1801 break;
1802 case QCAMERA_SM_EVT_PUT_PARAMS:
1803 {
1804 rc = m_parent->putParameters((char*)payload);
1805 result.status = rc;
1806 result.request_api = evt;
1807 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1808 m_parent->signalAPIResult(&result);
1809 }
1810 break;
1811 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1812 {
1813 rc = NO_ERROR;
1814 result.status = rc;
1815 result.request_api = evt;
1816 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1817 result.enabled = 0;
1818 m_parent->signalAPIResult(&result);
1819 }
1820 break;
1821 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1822 {
1823 rc = NO_ERROR;
1824 result.status = rc;
1825 result.request_api = evt;
1826 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1827 result.enabled = 1;
1828 m_parent->signalAPIResult(&result);
1829 }
1830 break;
1831 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1832 {
1833 rc = m_parent->storeMetaDataInBuffers(int(payload));
1834 result.status = rc;
1835 result.request_api = evt;
1836 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1837 m_parent->signalAPIResult(&result);
1838 }
1839 break;
1840 case QCAMERA_SM_EVT_DUMP:
1841 {
1842 rc = m_parent->dump((int)payload);
1843 result.status = rc;
1844 result.request_api = evt;
1845 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1846 m_parent->signalAPIResult(&result);
1847 }
1848 break;
1849 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1850 {
1851 rc = m_parent->autoFocus();
1852 result.status = rc;
1853 result.request_api = evt;
1854 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1855 m_parent->signalAPIResult(&result);
1856 }
1857 break;
1858 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1859 {
1860 rc = m_parent->cancelAutoFocus();
1861 result.status = rc;
1862 result.request_api = evt;
1863 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1864 m_parent->signalAPIResult(&result);
1865 }
1866 break;
1867 case QCAMERA_SM_EVT_SEND_COMMAND:
1868 {
1869 qcamera_sm_evt_command_payload_t *cmd_payload =
1870 (qcamera_sm_evt_command_payload_t *)payload;
1871 rc = m_parent->sendCommand(cmd_payload->cmd,
1872 cmd_payload->arg1,
1873 cmd_payload->arg2);
1874 result.status = rc;
1875 result.request_api = evt;
1876 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1877 m_parent->signalAPIResult(&result);
1878 }
1879 break;
1880 case QCAMERA_SM_EVT_TAKE_PICTURE:
1881 {
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1882 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1883 rc = m_parent->takeLiveSnapshot();
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1884 if (rc != NO_ERROR) {
1885 m_state = QCAMERA_SM_STATE_RECORDING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1886 }
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_RECORDING:
1894 {
1895 // no ops here
1896 ALOGD("%s: already in recording state, no ops for start_recording", __func__);
1897 rc = 0;
1898 result.status = rc;
1899 result.request_api = evt;
1900 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1901 m_parent->signalAPIResult(&result);
1902 }
1903 break;
1904 case QCAMERA_SM_EVT_STOP_RECORDING:
1905 {
1906 rc = m_parent->stopRecording();
1907 m_state = QCAMERA_SM_STATE_PREVIEWING;
1908 result.status = rc;
1909 result.request_api = evt;
1910 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1911 m_parent->signalAPIResult(&result);
1912 }
1913 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]1914 case QCAMERA_SM_EVT_STOP_PREVIEW:
1915 {
1916 rc = m_parent->stopRecording();
1917 m_state = QCAMERA_SM_STATE_PREVIEWING;
1918
1919 rc = m_parent->stopPreview();
1920 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1921
1922 result.status = rc;
1923 result.request_api = evt;
1924 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1925 m_parent->signalAPIResult(&result);
1926 }
1927 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1928 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1929 {
1930 rc = m_parent->releaseRecordingFrame((const void *)payload);
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;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1937 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1938 {
1939 int32_t faceID = 0;
1940 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1941 (qcamera_sm_evt_reg_face_payload_t *)payload;
1942 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1943 reg_payload->config,
1944 faceID);
1945 result.status = rc;
1946 result.request_api = evt;
1947 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1948 result.handle = faceID;
1949 m_parent->signalAPIResult(&result);
1950 }
1951 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1952 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
1953 {
1954 //In Video snapshot, prepare hardware is a no-op.
1955 result.status = NO_ERROR;
1956 result.request_api = evt;
1957 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1958 m_parent->signalAPIResult(&result);
1959 }
1960 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1961 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1962 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1963 case QCAMERA_SM_EVT_RELEASE:
1964 {
1965 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1966 rc = INVALID_OPERATION;
1967 result.status = rc;
1968 result.request_api = evt;
1969 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1970 m_parent->signalAPIResult(&result);
1971 }
1972 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1973 case QCAMERA_SM_EVT_EVT_INTERNAL:
1974 {
1975 qcamera_sm_internal_evt_payload_t *internal_evt =
1976 (qcamera_sm_internal_evt_payload_t *)payload;
1977 switch (internal_evt->evt_type) {
1978 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1979 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1980 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1981 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1982 break;
1983 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1984 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
1985 break;
1986 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1987 rc = m_parent->processHistogramStats(internal_evt->stats_data);
1988 break;
1989 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1990 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1991 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1992 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1993 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1994 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1995 default:
1996 break;
1997 }
1998 }
1999 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2000 case QCAMERA_SM_EVT_EVT_NOTIFY:
2001 {
2002 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2003 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2004 case CAM_EVENT_TYPE_DAEMON_DIED:
2005 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2006 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2007 CAMERA_ERROR_SERVER_DIED,
2008 0);
2009 }
2010 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2011 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2012 ALOGE("%s: Invalid internal event %d in state(%d)",
2013 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2014 break;
2015 }
2016 }
2017 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2018 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2019 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2020 rc = m_parent->updateThermalLevel(
2021 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2022 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2023 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2024 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]2025 {
2026 // No ops, but need to notify
2027 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2028 result.status = rc;
2029 result.request_api = evt;
2030 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2031 m_parent->signalEvtResult(&result);
2032 }
2033 break;
2034 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2035 default:
2036 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2037 break;
2038 }
2039
2040 return rc;
2041}
2042
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2043/*===========================================================================
2044 * FUNCTION : procEvtVideoPicTakingState
2045 *
2046 * DESCRIPTION: finite state machine function to handle event in state of
2047 * QCAMERA_SM_STATE_VIDEO_PIC_TAKING.
2048 *
2049 * PARAMETERS :
2050 * @evt : event to be processed
2051 * @payload : event payload. Can be NULL if not needed.
2052 *
2053 * RETURN : int32_t type of status
2054 * NO_ERROR -- success
2055 * none-zero failure code
2056 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2057int32_t QCameraStateMachine::procEvtVideoPicTakingState(qcamera_sm_evt_enum_t evt,
2058 void *payload)
2059{
2060 int32_t rc = NO_ERROR;
2061 qcamera_api_result_t result;
2062 memset(&result, 0, sizeof(qcamera_api_result_t));
2063
2064 switch (evt) {
2065 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2066 {
2067 // Error setting preview window during previewing
2068 ALOGE("Cannot set preview window when preview is running");
2069 rc = INVALID_OPERATION;
2070 result.status = rc;
2071 result.request_api = evt;
2072 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2073 m_parent->signalAPIResult(&result);
2074 }
2075 break;
2076 case QCAMERA_SM_EVT_SET_CALLBACKS:
2077 {
2078 qcamera_sm_evt_setcb_payload_t *setcbs =
2079 (qcamera_sm_evt_setcb_payload_t *)payload;
2080 rc = m_parent->setCallBacks(setcbs->notify_cb,
2081 setcbs->data_cb,
2082 setcbs->data_cb_timestamp,
2083 setcbs->get_memory,
2084 setcbs->user);
2085 result.status = rc;
2086 result.request_api = evt;
2087 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2088 m_parent->signalAPIResult(&result);
2089 }
2090 break;
2091 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2092 {
2093 rc = m_parent->enableMsgType(int32_t(payload));
2094 result.status = rc;
2095 result.request_api = evt;
2096 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2097 m_parent->signalAPIResult(&result);
2098 }
2099 break;
2100 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2101 {
2102 rc = m_parent->disableMsgType(int32_t(payload));
2103 result.status = rc;
2104 result.request_api = evt;
2105 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2106 m_parent->signalAPIResult(&result);
2107 }
2108 break;
2109 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2110 {
2111 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2112 result.status = rc;
2113 result.request_api = evt;
2114 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2115 result.enabled = enabled;
2116 m_parent->signalAPIResult(&result);
2117 }
2118 break;
2119 case QCAMERA_SM_EVT_SET_PARAMS:
2120 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2121 bool needRestart = false;
2122 rc = m_parent->updateParameters((char*)payload, needRestart);
2123 if (rc == NO_ERROR) {
2124 if (needRestart) {
2125 // cannot set parameters that requires restart during recording
2126 ALOGE("%s: Cannot set parameters that requires restart during recording",
2127 __func__);
2128 rc = BAD_VALUE;
2129 } else {
2130 rc = m_parent->commitParameterChanges();
2131 }
2132 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2133 result.status = rc;
2134 result.request_api = evt;
2135 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2136 m_parent->signalAPIResult(&result);
2137 }
2138 break;
2139 case QCAMERA_SM_EVT_GET_PARAMS:
2140 {
2141 result.params = m_parent->getParameters();
2142 rc = NO_ERROR;
2143 result.status = rc;
2144 result.request_api = evt;
2145 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2146 m_parent->signalAPIResult(&result);
2147 }
2148 break;
2149 case QCAMERA_SM_EVT_PUT_PARAMS:
2150 {
2151 rc = m_parent->putParameters((char*)payload);
2152 result.status = rc;
2153 result.request_api = evt;
2154 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2155 m_parent->signalAPIResult(&result);
2156 }
2157 break;
2158 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2159 {
2160 rc = NO_ERROR;
2161 result.status = rc;
2162 result.request_api = evt;
2163 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2164 result.enabled = 1;
2165 m_parent->signalAPIResult(&result);
2166 }
2167 break;
2168 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2169 {
2170 rc = NO_ERROR;
2171 result.status = rc;
2172 result.request_api = evt;
2173 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2174 result.enabled = 1;
2175 m_parent->signalAPIResult(&result);
2176 }
2177 break;
2178 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2179 {
2180 rc = m_parent->storeMetaDataInBuffers(int(payload));
2181 result.status = rc;
2182 result.request_api = evt;
2183 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2184 m_parent->signalAPIResult(&result);
2185 }
2186 break;
2187 case QCAMERA_SM_EVT_DUMP:
2188 {
2189 rc = m_parent->dump((int)payload);
2190 result.status = rc;
2191 result.request_api = evt;
2192 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2193 m_parent->signalAPIResult(&result);
2194 }
2195 break;
2196 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2197 {
2198 rc = m_parent->autoFocus();
2199 result.status = rc;
2200 result.request_api = evt;
2201 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2202 m_parent->signalAPIResult(&result);
2203 }
2204 break;
2205 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2206 {
2207 rc = m_parent->cancelAutoFocus();
2208 result.status = rc;
2209 result.request_api = evt;
2210 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2211 m_parent->signalAPIResult(&result);
2212 }
2213 break;
2214 case QCAMERA_SM_EVT_SEND_COMMAND:
2215 {
2216 qcamera_sm_evt_command_payload_t *cmd_payload =
2217 (qcamera_sm_evt_command_payload_t *)payload;
2218 rc = m_parent->sendCommand(cmd_payload->cmd,
2219 cmd_payload->arg1,
2220 cmd_payload->arg2);
2221 result.status = rc;
2222 result.request_api = evt;
2223 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2224 m_parent->signalAPIResult(&result);
2225 }
2226 break;
2227 case QCAMERA_SM_EVT_STOP_RECORDING:
2228 {
2229 rc = m_parent->stopRecording();
2230 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
2231 result.status = rc;
2232 result.request_api = evt;
2233 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2234 m_parent->signalAPIResult(&result);
2235 }
2236 break;
2237 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2238 {
2239 rc = m_parent->releaseRecordingFrame((const void *)payload);
2240 result.status = rc;
2241 result.request_api = evt;
2242 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2243 m_parent->signalAPIResult(&result);
2244 }
2245 break;
2246 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2247 {
2248 rc = m_parent->cancelLiveSnapshot();
2249 m_state = QCAMERA_SM_STATE_RECORDING;
2250 result.status = rc;
2251 result.request_api = evt;
2252 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2253 m_parent->signalAPIResult(&result);
2254 }
2255 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2256 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2257 {
2258 int32_t faceID = 0;
2259 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2260 (qcamera_sm_evt_reg_face_payload_t *)payload;
2261 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2262 reg_payload->config,
2263 faceID);
2264 result.status = rc;
2265 result.request_api = evt;
2266 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2267 result.handle = faceID;
2268 m_parent->signalAPIResult(&result);
2269 }
2270 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]2271 case QCAMERA_SM_EVT_STOP_PREVIEW:
2272 {
2273 rc = m_parent->cancelLiveSnapshot();
2274 m_state = QCAMERA_SM_STATE_RECORDING;
2275
2276 rc = m_parent->stopRecording();
2277 m_state = QCAMERA_SM_STATE_PREVIEWING;
2278
2279 rc = m_parent->stopPreview();
2280 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
2281
2282 result.status = rc;
2283 result.request_api = evt;
2284 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2285 m_parent->signalAPIResult(&result);
2286 }
2287 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2288 case QCAMERA_SM_EVT_START_RECORDING:
2289 case QCAMERA_SM_EVT_START_PREVIEW:
2290 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2291 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2292 case QCAMERA_SM_EVT_TAKE_PICTURE:
2293 case QCAMERA_SM_EVT_RELEASE:
2294 {
2295 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2296 rc = INVALID_OPERATION;
2297 result.status = rc;
2298 result.request_api = evt;
2299 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2300 m_parent->signalAPIResult(&result);
2301 }
2302 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2303 case QCAMERA_SM_EVT_EVT_INTERNAL:
2304 {
2305 qcamera_sm_internal_evt_payload_t *internal_evt =
2306 (qcamera_sm_internal_evt_payload_t *)payload;
2307 switch (internal_evt->evt_type) {
2308 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2309 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2310 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2311 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2312 break;
2313 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2314 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2315 break;
2316 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2317 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2318 break;
2319 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2320 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2321 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2322 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2323 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2324 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2325 default:
2326 break;
2327 }
2328 }
2329 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2330 case QCAMERA_SM_EVT_EVT_NOTIFY:
2331 {
2332 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2333 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2334 case CAM_EVENT_TYPE_DAEMON_DIED:
2335 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2336 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2337 CAMERA_ERROR_SERVER_DIED,
2338 0);
2339 }
2340 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2341 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2342 ALOGE("%s: Invalid internal event %d in state(%d)",
2343 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2344 break;
2345 }
2346 }
2347 break;
2348 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2349 {
2350 qcamera_jpeg_evt_payload_t *jpeg_job =
2351 (qcamera_jpeg_evt_payload_t *)payload;
2352 rc = m_parent->processJpegNotify(jpeg_job);
2353 }
2354 break;
2355 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2356 {
2357 rc = m_parent->cancelLiveSnapshot();
2358 m_state = QCAMERA_SM_STATE_RECORDING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2359 result.status = rc;
2360 result.request_api = evt;
2361 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2362 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2363 }
2364 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2365 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2366 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2367 rc = m_parent->updateThermalLevel(
2368 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2369 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2370 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2371 default:
2372 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2373 break;
2374 }
2375
2376 return rc;
2377}
2378
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2379/*===========================================================================
2380 * FUNCTION : procEvtPreviewPicTakingState
2381 *
2382 * DESCRIPTION: finite state machine function to handle event in state of
2383 * QCAMERA_SM_STATE_PREVIEW_PIC_TAKING.
2384 *
2385 * PARAMETERS :
2386 * @evt : event to be processed
2387 * @payload : event payload. Can be NULL if not needed.
2388 *
2389 * RETURN : int32_t type of status
2390 * NO_ERROR -- success
2391 * none-zero failure code
2392 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2393int32_t QCameraStateMachine::procEvtPreviewPicTakingState(qcamera_sm_evt_enum_t evt,
2394 void *payload)
2395{
2396 int32_t rc = NO_ERROR;
2397 qcamera_api_result_t result;
2398 memset(&result, 0, sizeof(qcamera_api_result_t));
2399
2400 switch (evt) {
2401 case QCAMERA_SM_EVT_SET_CALLBACKS:
2402 {
2403 qcamera_sm_evt_setcb_payload_t *setcbs =
2404 (qcamera_sm_evt_setcb_payload_t *)payload;
2405 rc = m_parent->setCallBacks(setcbs->notify_cb,
2406 setcbs->data_cb,
2407 setcbs->data_cb_timestamp,
2408 setcbs->get_memory,
2409 setcbs->user);
2410 result.status = rc;
2411 result.request_api = evt;
2412 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2413 m_parent->signalAPIResult(&result);
2414 }
2415 break;
2416 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2417 {
2418 rc = m_parent->enableMsgType(int32_t(payload));
2419 result.status = rc;
2420 result.request_api = evt;
2421 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2422 m_parent->signalAPIResult(&result);
2423 }
2424 break;
2425 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2426 {
2427 rc = m_parent->disableMsgType(int32_t(payload));
2428 result.status = rc;
2429 result.request_api = evt;
2430 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2431 m_parent->signalAPIResult(&result);
2432 }
2433 break;
2434 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2435 {
2436 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2437 result.status = rc;
2438 result.request_api = evt;
2439 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2440 result.enabled = enabled;
2441 m_parent->signalAPIResult(&result);
2442 }
2443 break;
2444 case QCAMERA_SM_EVT_SET_PARAMS:
2445 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2446 bool needRestart = false;
2447 rc = m_parent->updateParameters((char*)payload, needRestart);
2448 if (rc == NO_ERROR) {
2449 if (needRestart) {
2450 // need restart preview for parameters to take effect
2451 // stop preview
2452 m_parent->stopPreview();
2453 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2454 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2455 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2456 rc = m_parent->preparePreview();
2457 if (rc == NO_ERROR) {
2458 rc = m_parent->startPreview();
2459 if (rc != NO_ERROR) {
2460 m_parent->unpreparePreview();
2461 }
2462 }
2463 if (rc != NO_ERROR) {
2464 m_state = QCAMERA_SM_STATE_PIC_TAKING;
2465 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2466 } else {
2467 rc = m_parent->commitParameterChanges();
2468 }
2469 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2470 result.status = rc;
2471 result.request_api = evt;
2472 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2473 m_parent->signalAPIResult(&result);
2474 }
2475 break;
2476 case QCAMERA_SM_EVT_GET_PARAMS:
2477 {
2478 result.params = m_parent->getParameters();
2479 rc = NO_ERROR;
2480 result.status = rc;
2481 result.request_api = evt;
2482 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2483 m_parent->signalAPIResult(&result);
2484 }
2485 break;
2486 case QCAMERA_SM_EVT_PUT_PARAMS:
2487 {
2488 rc = m_parent->putParameters((char*)payload);
2489 result.status = rc;
2490 result.request_api = evt;
2491 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2492 m_parent->signalAPIResult(&result);
2493 }
2494 break;
2495 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2496 {
2497 rc = NO_ERROR;
2498 result.status = rc;
2499 result.request_api = evt;
2500 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2501 result.enabled = 1;
2502 m_parent->signalAPIResult(&result);
2503 }
2504 break;
2505 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2506 {
2507 rc = NO_ERROR;
2508 result.status = rc;
2509 result.request_api = evt;
2510 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2511 result.enabled = 0;
2512 m_parent->signalAPIResult(&result);
2513 }
2514 break;
2515 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2516 {
2517 rc = m_parent->storeMetaDataInBuffers(int(payload));
2518 result.status = rc;
2519 result.request_api = evt;
2520 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2521 m_parent->signalAPIResult(&result);
2522 }
2523 break;
2524 case QCAMERA_SM_EVT_DUMP:
2525 {
2526 rc = m_parent->dump((int)payload);
2527 result.status = rc;
2528 result.request_api = evt;
2529 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2530 m_parent->signalAPIResult(&result);
2531 }
2532 break;
2533 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2534 {
2535 rc = m_parent->autoFocus();
2536 result.status = rc;
2537 result.request_api = evt;
2538 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2539 m_parent->signalAPIResult(&result);
2540 }
2541 break;
2542 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2543 {
2544 rc = m_parent->cancelAutoFocus();
2545 result.status = rc;
2546 result.request_api = evt;
2547 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2548 m_parent->signalAPIResult(&result);
2549 }
2550 break;
2551 case QCAMERA_SM_EVT_SEND_COMMAND:
2552 {
2553 qcamera_sm_evt_command_payload_t *cmd_payload =
2554 (qcamera_sm_evt_command_payload_t *)payload;
2555 rc = m_parent->sendCommand(cmd_payload->cmd,
2556 cmd_payload->arg1,
2557 cmd_payload->arg2);
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2558 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
2559 // move state to previewing state
2560 m_state = QCAMERA_SM_STATE_PREVIEWING;
2561 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]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_RELEASE_RECORIDNG_FRAME:
2569 {
2570 rc = m_parent->releaseRecordingFrame((const void *)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_CANCEL_PICTURE:
2578 {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2579 if (m_parent->isZSLMode()) {
2580 rc = m_parent->cancelPicture();
2581 } else {
2582 rc = m_parent->cancelLiveSnapshot();
2583 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2584 m_state = QCAMERA_SM_STATE_PREVIEWING;
2585 result.status = rc;
2586 result.request_api = evt;
2587 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2588 m_parent->signalAPIResult(&result);
2589 }
2590 break;
2591 case QCAMERA_SM_EVT_STOP_PREVIEW:
2592 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2593 if (m_parent->isZSLMode()) {
2594 // cancel picture first
2595 rc = m_parent->cancelPicture();
2596 m_parent->stopChannel(QCAMERA_CH_TYPE_ZSL);
2597 } else {
2598 rc = m_parent->cancelLiveSnapshot();
2599 m_parent->stopChannel(QCAMERA_CH_TYPE_PREVIEW);
2600 }
2601 // unprepare preview
2602 m_parent->unpreparePreview();
2603 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2604 result.status = rc;
2605 result.request_api = evt;
2606 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2607 m_parent->signalAPIResult(&result);
2608 }
2609 break;
2610 case QCAMERA_SM_EVT_START_RECORDING:
2611 {
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2612 if (m_parent->isZSLMode()) {
2613 ALOGE("%s: cannot handle evt(%d) in state(%d) in ZSL mode",
2614 __func__, evt, m_state);
2615 rc = INVALID_OPERATION;
2616 } else {
2617 rc = m_parent->startRecording();
2618 if (rc == NO_ERROR) {
2619 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
2620 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2621 }
2622 result.status = rc;
2623 result.request_api = evt;
2624 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2625 m_parent->signalAPIResult(&result);
2626 }
2627 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2628 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2629 {
2630 int32_t faceID = 0;
2631 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2632 (qcamera_sm_evt_reg_face_payload_t *)payload;
2633 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2634 reg_payload->config,
2635 faceID);
2636 result.status = rc;
2637 result.request_api = evt;
2638 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2639 result.handle = faceID;
2640 m_parent->signalAPIResult(&result);
2641 }
2642 break;
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2643 case QCAMERA_SM_EVT_TAKE_PICTURE:
2644 {
2645 if ( m_parent->isLongshotEnabled() ) {
2646 rc = m_parent->longShot();
2647 } else {
2648 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2649 rc = INVALID_OPERATION;
2650 }
2651
2652 result.status = rc;
2653 result.request_api = evt;
2654 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2655 m_parent->signalAPIResult(&result);
2656 }
2657 break;
2658 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2659 case QCAMERA_SM_EVT_STOP_RECORDING:
2660 case QCAMERA_SM_EVT_START_PREVIEW:
2661 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2662 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2663 case QCAMERA_SM_EVT_RELEASE:
2664 {
2665 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2666 rc = INVALID_OPERATION;
2667 result.status = rc;
2668 result.request_api = evt;
2669 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2670 m_parent->signalAPIResult(&result);
2671 }
2672 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2673 case QCAMERA_SM_EVT_EVT_INTERNAL:
2674 {
2675 qcamera_sm_internal_evt_payload_t *internal_evt =
2676 (qcamera_sm_internal_evt_payload_t *)payload;
2677 switch (internal_evt->evt_type) {
2678 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2679 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2680 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2681 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2682 break;
2683 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2684 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2685 break;
2686 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2687 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2688 break;
2689 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2690 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2691 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2692 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2693 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2694 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2695 default:
2696 break;
2697 }
2698 }
2699 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2700 case QCAMERA_SM_EVT_EVT_NOTIFY:
2701 {
2702 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2703 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2704 case CAM_EVENT_TYPE_DAEMON_DIED:
2705 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2706 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2707 CAMERA_ERROR_SERVER_DIED,
2708 0);
2709 }
2710 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2711 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2712 ALOGE("%s: Invalid internal event %d in state(%d)",
2713 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2714 break;
2715 }
2716 }
2717 break;
2718 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2719 {
2720 qcamera_jpeg_evt_payload_t *jpeg_job =
2721 (qcamera_jpeg_evt_payload_t *)payload;
2722 rc = m_parent->processJpegNotify(jpeg_job);
2723 }
2724 break;
2725 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2726 {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2727 if (m_parent->isZSLMode()) {
2728 rc = m_parent->cancelPicture();
2729 } else {
2730 rc = m_parent->cancelLiveSnapshot();
2731 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2732 m_state = QCAMERA_SM_STATE_PREVIEWING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2733 result.status = rc;
2734 result.request_api = evt;
2735 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2736 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2737 }
2738 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2739 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2740 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2741 rc = m_parent->updateThermalLevel(
2742 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2743 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2744 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2745 default:
2746 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2747 break;
2748 }
2749
2750 return rc;
2751}
2752
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2753/*===========================================================================
2754 * FUNCTION : isPreviewRunning
2755 *
2756 * DESCRIPTION: check if preview is in process.
2757 *
2758 * PARAMETERS : None
2759 *
2760 * RETURN : true -- preview running
2761 * false -- preview stopped
2762 *==========================================================================*/
2763bool QCameraStateMachine::isPreviewRunning()
2764{
2765 switch (m_state) {
2766 case QCAMERA_SM_STATE_PREVIEWING:
2767 case QCAMERA_SM_STATE_RECORDING:
2768 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2769 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
Muhua Libf818e52013-04-23 18:05:26 -0700[diff] [blame]2770 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2771 return true;
2772 default:
2773 return false;
2774 }
2775}
2776
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2777/*===========================================================================
2778 * FUNCTION : isCaptureRunning
2779 *
2780 * DESCRIPTION: check if image capture is in process.
2781 *
2782 * PARAMETERS : None
2783 *
2784 * RETURN : true -- capture running
2785 * false -- capture stopped
2786 *==========================================================================*/
2787bool QCameraStateMachine::isCaptureRunning()
2788{
2789 switch (m_state) {
2790 case QCAMERA_SM_STATE_PIC_TAKING:
2791 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2792 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
2793 return true;
2794 default:
2795 return false;
2796 }
2797}
Vijay kumar Tumatifa8d9b32013-09-23 16:09:07 +0530[diff] [blame]2798/*===========================================================================
2799 * FUNCTION : isNonZSLCaptureRunning
2800 *
2801 * DESCRIPTION: check if image capture is in process in non ZSL mode.
2802 *
2803 * PARAMETERS : None
2804 *
2805 * RETURN : true -- capture running in non ZSL mode
2806 * false -- Either in not capture mode or captur is not in non ZSL mode
2807 *==========================================================================*/
2808bool QCameraStateMachine::isNonZSLCaptureRunning()
2809{
2810 switch (m_state) {
2811 case QCAMERA_SM_STATE_PIC_TAKING:
2812 return true;
2813 default:
2814 return false;
2815 }
2816}
2817
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2818
Shuzhen Wang89635cf2012-12-20 13:47:22 -0800[diff] [blame]2819}; // namespace qcamera