Gitiles
Code Review Sign In
gerrit-public.fairphone.software / fp2-dev / platform / hardware / qcom / camera / 9afd73b73c4d902283abfd85703409e16d53fa4d / . / QCamera2 / HAL / QCameraStateMachine.cpp
blob: 2b4f149056e837b76fc96dbeb2fe84e1329d43d0 [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);
Emilian Peev9afd73b2013-10-31 08:19:57 -0700[diff] [blame^]355 if (needRestart) {
356 // Clear memory pools
357 m_parent->m_memoryPool.clear();
358 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]359 if (rc == NO_ERROR) {
360 rc = m_parent->commitParameterChanges();
361 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]362 result.status = rc;
363 result.request_api = evt;
364 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
365 m_parent->signalAPIResult(&result);
366 }
367 break;
368 case QCAMERA_SM_EVT_GET_PARAMS:
369 {
370 result.params = m_parent->getParameters();
371 rc = NO_ERROR;
372 result.status = rc;
373 result.request_api = evt;
374 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
375 m_parent->signalAPIResult(&result);
376 }
377 break;
378 case QCAMERA_SM_EVT_PUT_PARAMS:
379 {
380 rc = m_parent->putParameters((char*)payload);
381 result.status = rc;
382 result.request_api = evt;
383 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
384 m_parent->signalAPIResult(&result);
385 }
386 break;
387 case QCAMERA_SM_EVT_START_PREVIEW:
388 {
389 if (m_parent->mPreviewWindow == NULL) {
Mansoor Aftab06c809c2013-01-23 19:44:47 -0800[diff] [blame]390 rc = m_parent->preparePreview();
391 if(rc == NO_ERROR) {
392 // preview window is not set yet, move to previewReady state
393 m_state = QCAMERA_SM_STATE_PREVIEW_READY;
394 } else {
395 ALOGE("%s: preparePreview failed",__func__);
396 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]397 } else {
398 rc = m_parent->preparePreview();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]399 if (rc == NO_ERROR) {
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]400 rc = m_parent->startPreview();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]401 if (rc != NO_ERROR) {
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]402 m_parent->unpreparePreview();
403 } else {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]404 // start preview success, move to previewing state
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]405 m_state = QCAMERA_SM_STATE_PREVIEWING;
406 }
407 }
408 }
409 result.status = rc;
410 result.request_api = evt;
411 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
412 m_parent->signalAPIResult(&result);
413 }
414 break;
415 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
416 {
417 rc = m_parent->preparePreview();
418 if (rc == NO_ERROR) {
419 rc = m_parent->startPreview();
420 if (rc != NO_ERROR) {
421 m_parent->unpreparePreview();
422 } else {
423 m_state = QCAMERA_SM_STATE_PREVIEWING;
424 }
425 }
426 result.status = rc;
427 result.request_api = evt;
428 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
429 m_parent->signalAPIResult(&result);
430 }
431 break;
432 case QCAMERA_SM_EVT_STOP_PREVIEW:
433 {
434 // no op needed here
435 ALOGD("%s: already in preview stopped state, do nothing", __func__);
436 result.status = NO_ERROR;
437 result.request_api = evt;
438 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
439 m_parent->signalAPIResult(&result);
440 }
441 break;
442 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
443 case QCAMERA_SM_EVT_RECORDING_ENABLED:
444 {
445 result.status = NO_ERROR;
446 result.request_api = evt;
447 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
448 result.enabled = 0;
449 m_parent->signalAPIResult(&result);
450 }
451 break;
452 case QCAMERA_SM_EVT_RELEASE:
453 {
454 rc = m_parent->release();
455 result.status = rc;
456 result.request_api = evt;
457 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
458 m_parent->signalAPIResult(&result);
459 }
460 break;
461 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
462 {
463 rc = m_parent->storeMetaDataInBuffers(int(payload));
464 result.status = rc;
465 result.request_api = evt;
466 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
467 m_parent->signalAPIResult(&result);
468 }
469 break;
470 case QCAMERA_SM_EVT_DUMP:
471 {
472 rc = m_parent->dump((int)payload);
473 result.status = rc;
474 result.request_api = evt;
475 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
476 m_parent->signalAPIResult(&result);
477 }
478 break;
Ankit Premrajka3b00dc62012-12-14 18:37:52 -0800[diff] [blame]479 case QCAMERA_SM_EVT_SEND_COMMAND:
480 {
481 qcamera_sm_evt_command_payload_t *cmd_payload =
482 (qcamera_sm_evt_command_payload_t *)payload;
483 rc = m_parent->sendCommand(cmd_payload->cmd,
484 cmd_payload->arg1,
485 cmd_payload->arg2);
486 result.status = rc;
487 result.request_api = evt;
488 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
489 m_parent->signalAPIResult(&result);
490 }
491 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]492 case QCAMERA_SM_EVT_START_RECORDING:
493 case QCAMERA_SM_EVT_STOP_RECORDING:
494 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]495 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]496 case QCAMERA_SM_EVT_TAKE_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]497 {
498 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
499 rc = INVALID_OPERATION;
500 result.status = rc;
501 result.request_api = evt;
502 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
503 m_parent->signalAPIResult(&result);
504 }
505 break;
Georgi Hristv72d768f2013-10-02 17:47:59 +0300[diff] [blame]506 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
Muhua Li1612f422013-01-03 11:07:39 -0800[diff] [blame]507 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Li1612f422013-01-03 11:07:39 -0800[diff] [blame]508 {
509 // no op needed here
510 ALOGD("%s: No ops for evt(%d) in state(%d)", __func__, evt, m_state);
511 result.status = NO_ERROR;
512 result.request_api = evt;
513 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
514 m_parent->signalAPIResult(&result);
515 }
516 break;
Muhua Li0c14e432013-03-06 15:50:17 -0800[diff] [blame]517 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
518 {
519 rc = m_parent->cancelAutoFocus();
520 result.status = rc;
521 result.request_api = evt;
522 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
523 m_parent->signalAPIResult(&result);
524 }
525 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]526 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
527 {
528 int32_t faceID = 0;
529 qcamera_sm_evt_reg_face_payload_t *reg_payload =
530 (qcamera_sm_evt_reg_face_payload_t *)payload;
531 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
532 reg_payload->config,
533 faceID);
534 result.status = rc;
535 result.request_api = evt;
536 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
537 result.handle = faceID;
538 m_parent->signalAPIResult(&result);
539 }
540 break;
Emilian Peev2ae455e2013-04-18 10:41:56 +0300[diff] [blame]541 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
542 {
543 rc = m_parent->updateThermalLevel(
544 *(qcamera_thermal_level_enum_t *)&payload);
545 }
546 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]547 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]548 {
549 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
550 switch (cam_evt->server_event_type) {
551 case CAM_EVENT_TYPE_DAEMON_DIED:
552 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]553 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
554 CAMERA_ERROR_SERVER_DIED,
555 0);
556 }
557 break;
558 default:
559 ALOGE("%s: Invalid internal event %d in state(%d)",
560 __func__, cam_evt->server_event_type, m_state);
561 break;
562 }
563 }
564 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]565 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
566 {
567 // No ops, but need to notify
568 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
569 result.status = rc;
570 result.request_api = evt;
571 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
572 m_parent->signalEvtResult(&result);
573 }
574 break;
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]575 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]576 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
577 default:
578 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
579 break;
580 }
581
582 return rc;
583}
584
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]585/*===========================================================================
586 * FUNCTION : procEvtPreviewReadyState
587 *
588 * DESCRIPTION: finite state machine function to handle event in state of
589 * QCAMERA_SM_STATE_PREVIEW_READY.
590 *
591 * PARAMETERS :
592 * @evt : event to be processed
593 * @payload : event payload. Can be NULL if not needed.
594 *
595 * RETURN : int32_t type of status
596 * NO_ERROR -- success
597 * none-zero failure code
598 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]599int32_t QCameraStateMachine::procEvtPreviewReadyState(qcamera_sm_evt_enum_t evt,
600 void *payload)
601{
602 int32_t rc = NO_ERROR;
603 qcamera_api_result_t result;
604 memset(&result, 0, sizeof(qcamera_api_result_t));
605
606 switch (evt) {
607 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
608 {
609 m_parent->setPreviewWindow((struct preview_stream_ops *)payload);
610 if (m_parent->mPreviewWindow != NULL) {
611 rc = m_parent->startPreview();
612 if (rc != NO_ERROR) {
613 m_parent->unpreparePreview();
614 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
615 } else {
616 m_state = QCAMERA_SM_STATE_PREVIEWING;
617 }
618 }
619
620 result.status = rc;
621 result.request_api = evt;
622 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
623 m_parent->signalAPIResult(&result);
624 }
625 break;
626 case QCAMERA_SM_EVT_SET_CALLBACKS:
627 {
628 qcamera_sm_evt_setcb_payload_t *setcbs =
629 (qcamera_sm_evt_setcb_payload_t *)payload;
630 rc = m_parent->setCallBacks(setcbs->notify_cb,
631 setcbs->data_cb,
632 setcbs->data_cb_timestamp,
633 setcbs->get_memory,
634 setcbs->user);
635 result.status = rc;
636 result.request_api = evt;
637 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
638 m_parent->signalAPIResult(&result);
639 }
640 break;
641 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
642 {
643 rc = m_parent->enableMsgType(int32_t(payload));
644 result.status = rc;
645 result.request_api = evt;
646 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
647 m_parent->signalAPIResult(&result);
648 }
649 break;
650 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
651 {
652 rc = m_parent->disableMsgType(int32_t(payload));
653 result.status = rc;
654 result.request_api = evt;
655 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
656 m_parent->signalAPIResult(&result);
657 }
658 break;
659 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
660 {
661 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
662 result.status = rc;
663 result.request_api = evt;
664 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
665 result.enabled = enabled;
666 m_parent->signalAPIResult(&result);
667 }
668 break;
669 case QCAMERA_SM_EVT_SET_PARAMS:
670 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]671 bool needRestart = false;
672 rc = m_parent->updateParameters((char*)payload, needRestart);
673 if (rc == NO_ERROR) {
Muhua Li6d69e932013-01-24 16:39:27 -0800[diff] [blame]674 if (needRestart) {
675 // need restart preview for parameters to take effect
676 m_parent->unpreparePreview();
Emilian Peev9afd73b2013-10-31 08:19:57 -0700[diff] [blame^]677 // Clear memory pools
678 m_parent->m_memoryPool.clear();
Muhua Li6d69e932013-01-24 16:39:27 -0800[diff] [blame]679 // commit parameter changes to server
680 m_parent->commitParameterChanges();
681 // prepare preview again
682 rc = m_parent->preparePreview();
683 if (rc != NO_ERROR) {
684 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
685 }
686 } else {
687 rc = m_parent->commitParameterChanges();
688 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]689 }
Muhua Li6d69e932013-01-24 16:39:27 -0800[diff] [blame]690
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]691 result.status = rc;
692 result.request_api = evt;
693 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
694 m_parent->signalAPIResult(&result);
695 }
696 break;
697 case QCAMERA_SM_EVT_GET_PARAMS:
698 {
699 result.params = m_parent->getParameters();
700 rc = NO_ERROR;
701 result.status = rc;
702 result.request_api = evt;
703 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
704 m_parent->signalAPIResult(&result);
705 }
706 break;
707 case QCAMERA_SM_EVT_PUT_PARAMS:
708 {
709 rc = m_parent->putParameters((char*)payload);
710 result.status = rc;
711 result.request_api = evt;
712 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
713 m_parent->signalAPIResult(&result);
714 }
715 break;
716 case QCAMERA_SM_EVT_START_PREVIEW:
717 {
718 // no ops here
719 rc = NO_ERROR;
720 result.status = rc;
721 result.request_api = evt;
722 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
723 m_parent->signalAPIResult(&result);
724 }
725 break;
726 case QCAMERA_SM_EVT_STOP_PREVIEW:
727 {
728 m_parent->unpreparePreview();
729 rc = 0;
730 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
731 result.status = rc;
732 result.request_api = evt;
733 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
734 m_parent->signalAPIResult(&result);
735 }
736 break;
737 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
738 {
739 rc = NO_ERROR;
740 result.status = rc;
741 result.request_api = evt;
742 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
743 result.enabled = 1;
744 m_parent->signalAPIResult(&result);
745 }
746 break;
747 case QCAMERA_SM_EVT_RECORDING_ENABLED:
748 {
749 rc = 0;
750 result.status = rc;
751 result.request_api = evt;
752 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
753 result.enabled = 0;
754 m_parent->signalAPIResult(&result);
755 }
756 break;
757 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
758 {
759 rc = m_parent->storeMetaDataInBuffers(int(payload));
760 result.status = rc;
761 result.request_api = evt;
762 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
763 m_parent->signalAPIResult(&result);
764 }
765 break;
766 case QCAMERA_SM_EVT_DUMP:
767 {
768 rc = m_parent->dump((int)payload);
769 result.status = rc;
770 result.request_api = evt;
771 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
772 m_parent->signalAPIResult(&result);
773 }
774 break;
775 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
776 {
777 rc = m_parent->autoFocus();
778 result.status = rc;
779 result.request_api = evt;
780 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
781 m_parent->signalAPIResult(&result);
782 }
783 break;
784 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
785 {
786 rc = m_parent->cancelAutoFocus();
787 result.status = rc;
788 result.request_api = evt;
789 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
790 m_parent->signalAPIResult(&result);
791 }
792 break;
793 case QCAMERA_SM_EVT_SEND_COMMAND:
794 {
795 qcamera_sm_evt_command_payload_t *cmd_payload =
796 (qcamera_sm_evt_command_payload_t *)payload;
797 rc = m_parent->sendCommand(cmd_payload->cmd,
798 cmd_payload->arg1,
799 cmd_payload->arg2);
800 result.status = rc;
801 result.request_api = evt;
802 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
803 m_parent->signalAPIResult(&result);
804 }
805 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]806 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
807 {
808 int32_t faceID = 0;
809 qcamera_sm_evt_reg_face_payload_t *reg_payload =
810 (qcamera_sm_evt_reg_face_payload_t *)payload;
811 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
812 reg_payload->config,
813 faceID);
814 result.status = rc;
815 result.request_api = evt;
816 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
817 result.handle = faceID;
818 m_parent->signalAPIResult(&result);
819 }
820 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]821 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
822 case QCAMERA_SM_EVT_START_RECORDING:
823 case QCAMERA_SM_EVT_STOP_RECORDING:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]824 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]825 case QCAMERA_SM_EVT_TAKE_PICTURE:
826 case QCAMERA_SM_EVT_CANCEL_PICTURE:
827 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
828 case QCAMERA_SM_EVT_RELEASE:
829 {
830 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
831 rc = INVALID_OPERATION;
832 result.status = rc;
833 result.request_api = evt;
834 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
835 m_parent->signalAPIResult(&result);
836 }
837 break;
838 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]839 {
840 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
841 switch (cam_evt->server_event_type) {
842 case CAM_EVENT_TYPE_DAEMON_DIED:
843 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]844 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
845 CAMERA_ERROR_SERVER_DIED,
846 0);
847 }
848 break;
849 default:
850 ALOGE("%s: Invalid internal event %d in state(%d)",
851 __func__, cam_evt->server_event_type, m_state);
852 break;
853 }
854 }
855 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]856 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
857 {
858 // No ops, but need to notify
859 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
860 result.status = rc;
861 result.request_api = evt;
862 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
863 m_parent->signalEvtResult(&result);
864 }
865 break;
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]866 case QCAMERA_SM_EVT_EVT_INTERNAL:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]867 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]868 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]869 default:
870 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
871 break;
872 }
873
874 return rc;
875}
876
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]877/*===========================================================================
878 * FUNCTION : procEvtPreviewingState
879 *
880 * DESCRIPTION: finite state machine function to handle event in state of
881 * QCAMERA_SM_STATE_PREVIEWING.
882 *
883 * PARAMETERS :
884 * @evt : event to be processed
885 * @payload : event payload. Can be NULL if not needed.
886 *
887 * RETURN : int32_t type of status
888 * NO_ERROR -- success
889 * none-zero failure code
890 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]891int32_t QCameraStateMachine::procEvtPreviewingState(qcamera_sm_evt_enum_t evt,
892 void *payload)
893{
894 int32_t rc = NO_ERROR;
895 qcamera_api_result_t result;
896 memset(&result, 0, sizeof(qcamera_api_result_t));
897
898 switch (evt) {
899 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
900 {
901 // Error setting preview window during previewing
902 ALOGE("Cannot set preview window when preview is running");
903 rc = INVALID_OPERATION;
904 result.status = rc;
905 result.request_api = evt;
906 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
907 m_parent->signalAPIResult(&result);
908 }
909 break;
910 case QCAMERA_SM_EVT_SET_CALLBACKS:
911 {
912 qcamera_sm_evt_setcb_payload_t *setcbs =
913 (qcamera_sm_evt_setcb_payload_t *)payload;
914 rc = m_parent->setCallBacks(setcbs->notify_cb,
915 setcbs->data_cb,
916 setcbs->data_cb_timestamp,
917 setcbs->get_memory,
918 setcbs->user);
919 result.status = rc;
920 result.request_api = evt;
921 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
922 m_parent->signalAPIResult(&result);
923 }
924 break;
925 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
926 {
927 rc = m_parent->enableMsgType(int32_t(payload));
928 result.status = rc;
929 result.request_api = evt;
930 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
931 m_parent->signalAPIResult(&result);
932 }
933 break;
934 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
935 {
936 rc = m_parent->disableMsgType(int32_t(payload));
937 result.status = rc;
938 result.request_api = evt;
939 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
940 m_parent->signalAPIResult(&result);
941 }
942 break;
943 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
944 {
945 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
946 result.status = rc;
947 result.request_api = evt;
948 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
949 result.enabled = enabled;
950 m_parent->signalAPIResult(&result);
951 }
952 break;
953 case QCAMERA_SM_EVT_SET_PARAMS:
954 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]955 bool needRestart = false;
956 rc = m_parent->updateParameters((char*)payload, needRestart);
957 if (rc == NO_ERROR) {
958 if (needRestart) {
959 // need restart preview for parameters to take effect
960 // stop preview
961 m_parent->stopPreview();
Emilian Peev9afd73b2013-10-31 08:19:57 -0700[diff] [blame^]962 // Clear memory pools
963 m_parent->m_memoryPool.clear();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]964 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]965 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]966 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]967 rc = m_parent->preparePreview();
968 if (rc == NO_ERROR) {
969 rc = m_parent->startPreview();
970 if (rc != NO_ERROR) {
971 m_parent->unpreparePreview();
972 }
973 }
974 if (rc != NO_ERROR) {
975 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
976 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]977 } else {
978 rc = m_parent->commitParameterChanges();
979 }
980 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]981 result.status = rc;
982 result.request_api = evt;
983 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
984 m_parent->signalAPIResult(&result);
985 }
986 break;
987 case QCAMERA_SM_EVT_GET_PARAMS:
988 {
989 result.params = m_parent->getParameters();
990 rc = NO_ERROR;
991 result.status = rc;
992 result.request_api = evt;
993 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
994 m_parent->signalAPIResult(&result);
995 }
996 break;
997 case QCAMERA_SM_EVT_PUT_PARAMS:
998 {
999 rc = m_parent->putParameters((char*)payload);
1000 result.status = rc;
1001 result.request_api = evt;
1002 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1003 m_parent->signalAPIResult(&result);
1004 }
1005 break;
1006 case QCAMERA_SM_EVT_START_PREVIEW:
1007 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1008 {
1009 // no ops here
1010 ALOGD("%s: Already in previewing, no ops here to start preview", __func__);
1011 rc = NO_ERROR;
1012 result.status = rc;
1013 result.request_api = evt;
1014 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1015 m_parent->signalAPIResult(&result);
1016 }
1017 break;
1018 case QCAMERA_SM_EVT_STOP_PREVIEW:
1019 {
1020 rc = m_parent->stopPreview();
1021 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1022 result.status = rc;
1023 result.request_api = evt;
1024 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1025 m_parent->signalAPIResult(&result);
1026 }
1027 break;
1028 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1029 {
1030 rc = NO_ERROR;
1031 result.status = rc;
1032 result.request_api = evt;
1033 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1034 result.enabled = 1;
1035 m_parent->signalAPIResult(&result);
1036 }
1037 break;
1038 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1039 {
1040 rc = NO_ERROR;
1041 result.status = rc;
1042 result.request_api = evt;
1043 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1044 result.enabled = 0;
1045 m_parent->signalAPIResult(&result);
1046 }
1047 break;
1048 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1049 {
1050 rc = m_parent->storeMetaDataInBuffers(int(payload));
1051 result.status = rc;
1052 result.request_api = evt;
1053 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1054 m_parent->signalAPIResult(&result);
1055 }
1056 break;
1057 case QCAMERA_SM_EVT_DUMP:
1058 {
1059 rc = m_parent->dump((int)payload);
1060 result.status = rc;
1061 result.request_api = evt;
1062 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1063 m_parent->signalAPIResult(&result);
1064 }
1065 break;
1066 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1067 {
1068 rc = m_parent->autoFocus();
1069 result.status = rc;
1070 result.request_api = evt;
1071 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1072 m_parent->signalAPIResult(&result);
1073 }
1074 break;
1075 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1076 {
1077 rc = m_parent->cancelAutoFocus();
1078 result.status = rc;
1079 result.request_api = evt;
1080 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1081 m_parent->signalAPIResult(&result);
1082 }
1083 break;
1084 case QCAMERA_SM_EVT_START_RECORDING:
1085 {
1086 rc = m_parent->startRecording();
1087 if (rc == NO_ERROR) {
1088 // move state to recording state
1089 m_state = QCAMERA_SM_STATE_RECORDING;
1090 }
1091 result.status = rc;
1092 result.request_api = evt;
1093 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1094 m_parent->signalAPIResult(&result);
1095 }
1096 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1097 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1098 {
Muhua Li0c14e432013-03-06 15:50:17 -0800[diff] [blame]1099 rc = m_parent->prepareHardwareForSnapshot(FALSE);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1100 if (rc == NO_ERROR) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1101 // Do not signal API result in this case.
1102 // Need to wait for snapshot done in metadta.
1103 m_state = QCAMERA_SM_STATE_PREPARE_SNAPSHOT;
1104 } else {
1105 // Do not change state in this case.
1106 ALOGE("%s: prepareHardwareForSnapshot failed %d",
1107 __func__, rc);
1108
1109 result.status = rc;
1110 result.request_api = evt;
1111 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1112 m_parent->signalAPIResult(&result);
1113 }
1114 }
1115 break;
1116 case QCAMERA_SM_EVT_TAKE_PICTURE:
1117 {
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1118 if ( m_parent->mParameters.getRecordingHintValue() == false) {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]1119 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1120 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1121 rc = m_parent->takePicture();
1122 if (rc != NO_ERROR) {
1123 // move state to previewing state
1124 m_state = QCAMERA_SM_STATE_PREVIEWING;
1125 }
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1126 } else {
1127 m_state = QCAMERA_SM_STATE_PIC_TAKING;
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1128 rc = m_parent->takePicture();
1129 if (rc != NO_ERROR) {
1130 // move state to preview stopped state
1131 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1132 }
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1133 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1134
1135 result.status = rc;
1136 result.request_api = evt;
1137 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1138 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1139 } else {
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1140 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1141 rc = m_parent->takeLiveSnapshot();
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1142 if (rc != NO_ERROR ) {
1143 m_state = QCAMERA_SM_STATE_PREVIEWING;
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1144 }
Muhua Lia9dca012013-05-03 22:37:42 -0700[diff] [blame]1145 result.status = rc;
1146 result.request_api = evt;
1147 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1148 m_parent->signalAPIResult(&result);
Muhua Li8e614bc2013-04-17 17:38:42 -0700[diff] [blame]1149 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1150 }
1151 break;
1152 case QCAMERA_SM_EVT_SEND_COMMAND:
1153 {
1154 qcamera_sm_evt_command_payload_t *cmd_payload =
1155 (qcamera_sm_evt_command_payload_t *)payload;
1156 rc = m_parent->sendCommand(cmd_payload->cmd,
1157 cmd_payload->arg1,
1158 cmd_payload->arg2);
1159 result.status = rc;
1160 result.request_api = evt;
1161 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1162 m_parent->signalAPIResult(&result);
1163 }
1164 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1165 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1166 {
1167 int32_t faceID = 0;
1168 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1169 (qcamera_sm_evt_reg_face_payload_t *)payload;
1170 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1171 reg_payload->config,
1172 faceID);
1173 result.status = rc;
1174 result.request_api = evt;
1175 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1176 result.handle = faceID;
1177 m_parent->signalAPIResult(&result);
1178 }
1179 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1180 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1181 case QCAMERA_SM_EVT_STOP_RECORDING:
1182 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1183 case QCAMERA_SM_EVT_RELEASE:
1184 {
1185 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1186 rc = INVALID_OPERATION;
1187 result.status = rc;
1188 result.request_api = evt;
1189 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1190 m_parent->signalAPIResult(&result);
1191 }
1192 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1193 case QCAMERA_SM_EVT_EVT_INTERNAL:
1194 {
1195 qcamera_sm_internal_evt_payload_t *internal_evt =
1196 (qcamera_sm_internal_evt_payload_t *)payload;
1197 switch (internal_evt->evt_type) {
1198 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1199 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1200 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1201 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1202 break;
1203 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1204 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
1205 break;
1206 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1207 rc = m_parent->processHistogramStats(internal_evt->stats_data);
1208 break;
1209 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1210 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1211 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1212 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1213 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1214 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1215 default:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1216 ALOGE("%s: Invalid internal event %d in state(%d)",
1217 __func__, internal_evt->evt_type, m_state);
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1218 break;
1219 }
1220 }
1221 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1222 case QCAMERA_SM_EVT_EVT_NOTIFY:
1223 {
1224 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1225 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1226 case CAM_EVENT_TYPE_DAEMON_DIED:
1227 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1228 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1229 CAMERA_ERROR_SERVER_DIED,
1230 0);
1231 }
1232 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1233 default:
1234 ALOGD("%s: no handling for server evt (%d) at this state",
1235 __func__, cam_evt->server_event_type);
1236 break;
1237 }
1238 }
1239 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1240 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1241 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]1242 rc = m_parent->updateThermalLevel(
1243 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]1244 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1245 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1246 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]1247 {
1248 // No ops, but need to notify
1249 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1250 result.status = rc;
1251 result.request_api = evt;
1252 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1253 m_parent->signalEvtResult(&result);
1254 }
1255 break;
1256 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1257 default:
1258 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1259 break;
1260 }
1261
1262 return rc;
1263}
1264
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1265/*===========================================================================
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1266 * FUNCTION : procEvtPrepareSnapshotState
1267 *
1268 * DESCRIPTION: finite state machine function to handle event in state of
1269 * QCAMERA_SM_STATE_PREPARE_SNAPSHOT.
1270 *
1271 * PARAMETERS :
1272 * @evt : event to be processed
1273 * @payload : event payload. Can be NULL if not needed.
1274 *
1275 * RETURN : int32_t type of status
1276 * NO_ERROR -- success
1277 * none-zero failure code
1278 *==========================================================================*/
1279int32_t QCameraStateMachine::procEvtPrepareSnapshotState(qcamera_sm_evt_enum_t evt,
1280 void *payload)
1281{
1282 int32_t rc = NO_ERROR;
1283 qcamera_api_result_t result;
1284 memset(&result, 0, sizeof(qcamera_api_result_t));
1285
1286 switch (evt) {
1287 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1288 case QCAMERA_SM_EVT_SET_CALLBACKS:
1289 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1290 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1291 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1292 case QCAMERA_SM_EVT_SET_PARAMS:
1293 case QCAMERA_SM_EVT_GET_PARAMS:
1294 case QCAMERA_SM_EVT_PUT_PARAMS:
1295 case QCAMERA_SM_EVT_START_PREVIEW:
1296 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1297 case QCAMERA_SM_EVT_STOP_PREVIEW:
1298 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1299 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1300 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1301 case QCAMERA_SM_EVT_DUMP:
1302 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1303 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1304 case QCAMERA_SM_EVT_START_RECORDING:
1305 case QCAMERA_SM_EVT_TAKE_PICTURE:
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1306 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1307 case QCAMERA_SM_EVT_SEND_COMMAND:
1308 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1309 case QCAMERA_SM_EVT_STOP_RECORDING:
1310 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1311 case QCAMERA_SM_EVT_RELEASE:
1312 {
1313 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1314 rc = INVALID_OPERATION;
1315 result.status = rc;
1316 result.request_api = evt;
1317 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1318 m_parent->signalAPIResult(&result);
1319 }
1320 break;
1321 case QCAMERA_SM_EVT_EVT_INTERNAL:
1322 {
1323 qcamera_sm_internal_evt_payload_t *internal_evt =
1324 (qcamera_sm_internal_evt_payload_t *)payload;
1325 switch (internal_evt->evt_type) {
Muhua Li6f3c5322013-05-08 17:20:17 -0700[diff] [blame]1326 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1327 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1328 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1329 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1330 ALOGI("%s: Received QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE event",
1331 __func__);
1332 m_parent->processPrepSnapshotDoneEvent(internal_evt->prep_snapshot_state);
1333 m_state = QCAMERA_SM_STATE_PREVIEWING;
1334
1335 result.status = NO_ERROR;
1336 result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT;
1337 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1338 m_parent->signalAPIResult(&result);
1339 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1340 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1341 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
1342 break;
1343 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1344 rc = m_parent->processHistogramStats(internal_evt->stats_data);
1345 break;
1346 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1347 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1348 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1349 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1350 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1351 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1352 default:
1353 ALOGE("%s: Invalid internal event %d in state(%d)",
1354 __func__, internal_evt->evt_type, m_state);
1355 break;
1356 }
1357 }
1358 break;
1359 case QCAMERA_SM_EVT_EVT_NOTIFY:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1360 {
1361 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1362 switch (cam_evt->server_event_type) {
1363 case CAM_EVENT_TYPE_DAEMON_DIED:
1364 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1365 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1366 CAMERA_ERROR_SERVER_DIED,
1367 0);
1368 }
1369 break;
1370 default:
1371 ALOGE("%s: Invalid internal event %d in state(%d)",
1372 __func__, cam_evt->server_event_type, m_state);
1373 break;
1374 }
1375 }
1376 break;
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]1377 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1378 {
1379 // No ops, but need to notify
1380 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1381 result.status = rc;
1382 result.request_api = evt;
1383 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1384 m_parent->signalEvtResult(&result);
1385 }
1386 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1387 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
1388 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]1389 default:
1390 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1391 break;
1392 }
1393
1394 return rc;
1395}
1396
1397/*===========================================================================
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1398 * FUNCTION : procEvtPicTakingState
1399 *
1400 * DESCRIPTION: finite state machine function to handle event in state of
1401 * QCAMERA_SM_STATE_PIC_TAKING.
1402 *
1403 * PARAMETERS :
1404 * @evt : event to be processed
1405 * @payload : event payload. Can be NULL if not needed.
1406 *
1407 * RETURN : int32_t type of status
1408 * NO_ERROR -- success
1409 * none-zero failure code
1410 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1411int32_t QCameraStateMachine::procEvtPicTakingState(qcamera_sm_evt_enum_t evt,
1412 void *payload)
1413{
1414 int32_t rc = NO_ERROR;
1415 qcamera_api_result_t result;
1416 memset(&result, 0, sizeof(qcamera_api_result_t));
1417
1418 switch (evt) {
1419 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1420 {
1421 // Error setting preview window during previewing
1422 ALOGE("Cannot set preview window when preview is running");
1423 rc = INVALID_OPERATION;
1424 result.status = rc;
1425 result.request_api = evt;
1426 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1427 m_parent->signalAPIResult(&result);
1428 }
1429 break;
1430 case QCAMERA_SM_EVT_SET_CALLBACKS:
1431 {
1432 qcamera_sm_evt_setcb_payload_t *setcbs =
1433 (qcamera_sm_evt_setcb_payload_t *)payload;
1434 rc = m_parent->setCallBacks(setcbs->notify_cb,
1435 setcbs->data_cb,
1436 setcbs->data_cb_timestamp,
1437 setcbs->get_memory,
1438 setcbs->user);
1439 result.status = rc;
1440 result.request_api = evt;
1441 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1442 m_parent->signalAPIResult(&result);
1443 }
1444 break;
1445 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1446 {
1447 rc = m_parent->enableMsgType(int32_t(payload));
1448 result.status = rc;
1449 result.request_api = evt;
1450 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1451 m_parent->signalAPIResult(&result);
1452 }
1453 break;
1454 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1455 {
1456 rc = m_parent->disableMsgType(int32_t(payload));
1457 result.status = rc;
1458 result.request_api = evt;
1459 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1460 m_parent->signalAPIResult(&result);
1461 }
1462 break;
1463 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1464 {
1465 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1466 result.status = rc;
1467 result.request_api = evt;
1468 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1469 result.enabled = enabled;
1470 m_parent->signalAPIResult(&result);
1471 }
1472 break;
1473 case QCAMERA_SM_EVT_SET_PARAMS:
1474 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1475 bool needRestart = false;
1476 rc = m_parent->updateParameters((char*)payload, needRestart);
1477 if (rc == NO_ERROR) {
1478 rc = m_parent->commitParameterChanges();
1479 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1480 result.status = rc;
1481 result.request_api = evt;
1482 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1483 m_parent->signalAPIResult(&result);
1484 }
1485 break;
1486 case QCAMERA_SM_EVT_GET_PARAMS:
1487 {
1488 result.params = m_parent->getParameters();
1489 rc = NO_ERROR;
1490 result.status = rc;
1491 result.request_api = evt;
1492 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1493 m_parent->signalAPIResult(&result);
1494 }
1495 break;
1496 case QCAMERA_SM_EVT_PUT_PARAMS:
1497 {
1498 rc = m_parent->putParameters((char*)payload);
1499 result.status = rc;
1500 result.request_api = evt;
1501 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1502 m_parent->signalAPIResult(&result);
1503 }
1504 break;
1505 case QCAMERA_SM_EVT_STOP_PREVIEW:
1506 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]1507 // cancel picture first
1508 rc = m_parent->cancelPicture();
1509 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1510
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1511 result.status = rc;
1512 result.request_api = evt;
1513 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1514 m_parent->signalAPIResult(&result);
1515 }
1516 break;
1517 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1518 {
1519 rc = NO_ERROR;
1520 result.status = rc;
1521 result.request_api = evt;
1522 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1523 result.enabled = 0;
1524 m_parent->signalAPIResult(&result);
1525 }
1526 break;
1527 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1528 {
1529 rc = NO_ERROR;
1530 result.status = rc;
1531 result.request_api = evt;
1532 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1533 result.enabled = 0;
1534 m_parent->signalAPIResult(&result);
1535 }
1536 break;
1537 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1538 {
1539 rc = m_parent->storeMetaDataInBuffers(int(payload));
1540 result.status = rc;
1541 result.request_api = evt;
1542 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1543 m_parent->signalAPIResult(&result);
1544 }
1545 break;
1546 case QCAMERA_SM_EVT_DUMP:
1547 {
1548 rc = m_parent->dump((int)payload);
1549 result.status = rc;
1550 result.request_api = evt;
1551 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1552 m_parent->signalAPIResult(&result);
1553 }
1554 break;
1555 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1556 {
1557 rc = m_parent->autoFocus();
1558 result.status = rc;
1559 result.request_api = evt;
1560 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1561 m_parent->signalAPIResult(&result);
1562 }
1563 break;
1564 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1565 {
1566 rc = m_parent->cancelAutoFocus();
1567 result.status = rc;
1568 result.request_api = evt;
1569 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1570 m_parent->signalAPIResult(&result);
1571 }
1572 break;
1573 case QCAMERA_SM_EVT_SEND_COMMAND:
1574 {
1575 qcamera_sm_evt_command_payload_t *cmd_payload =
1576 (qcamera_sm_evt_command_payload_t *)payload;
1577 rc = m_parent->sendCommand(cmd_payload->cmd,
1578 cmd_payload->arg1,
1579 cmd_payload->arg2);
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]1580 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
1581 // move state to previewing state
1582 m_state = QCAMERA_SM_STATE_PREVIEWING;
1583 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1584 result.status = rc;
1585 result.request_api = evt;
1586 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1587 m_parent->signalAPIResult(&result);
1588 }
1589 break;
1590 case QCAMERA_SM_EVT_CANCEL_PICTURE:
1591 {
1592 rc = m_parent->cancelPicture();
1593 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1594 result.status = rc;
1595 result.request_api = evt;
1596 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1597 m_parent->signalAPIResult(&result);
1598 }
1599 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1600 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1601 {
1602 int32_t faceID = 0;
1603 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1604 (qcamera_sm_evt_reg_face_payload_t *)payload;
1605 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1606 reg_payload->config,
1607 faceID);
1608 result.status = rc;
1609 result.request_api = evt;
1610 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
1611 result.handle = faceID;
1612 m_parent->signalAPIResult(&result);
1613 }
1614 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1615 case QCAMERA_SM_EVT_TAKE_PICTURE:
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]1616 {
1617 if ( m_parent->isLongshotEnabled() ) {
1618 rc = m_parent->longShot();
1619 } else {
1620 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1621 rc = INVALID_OPERATION;
1622 }
1623
1624 result.status = rc;
1625 result.request_api = evt;
1626 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1627 m_parent->signalAPIResult(&result);
1628 }
1629 break;
1630 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1631 case QCAMERA_SM_EVT_START_RECORDING:
1632 case QCAMERA_SM_EVT_STOP_RECORDING:
1633 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1634 case QCAMERA_SM_EVT_START_PREVIEW:
1635 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
1636 case QCAMERA_SM_EVT_RELEASE:
1637 {
1638 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1639 rc = INVALID_OPERATION;
1640 result.status = rc;
1641 result.request_api = evt;
1642 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1643 m_parent->signalAPIResult(&result);
1644 }
1645 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1646 case QCAMERA_SM_EVT_EVT_INTERNAL:
1647 {
1648 qcamera_sm_internal_evt_payload_t *internal_evt =
1649 (qcamera_sm_internal_evt_payload_t *)payload;
1650 switch (internal_evt->evt_type) {
1651 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
1652 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
1653 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]1654 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
1655 break;
1656 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
1657 break;
1658 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
1659 break;
1660 case QCAMERA_INTERNAL_EVT_CROP_INFO:
1661 rc = m_parent->processZoomEvent(internal_evt->crop_data);
1662 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]1663 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
1664 rc = m_parent->processASDUpdate(internal_evt->asd_data);
1665 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]1666 default:
1667 break;
1668 }
1669 }
1670 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1671 case QCAMERA_SM_EVT_EVT_NOTIFY:
1672 {
1673 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
1674 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1675 case CAM_EVENT_TYPE_DAEMON_DIED:
1676 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]1677 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
1678 CAMERA_ERROR_SERVER_DIED,
1679 0);
1680 }
1681 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1682 default:
1683 ALOGD("%s: no handling for server evt (%d) at this state",
1684 __func__, cam_evt->server_event_type);
1685 break;
1686 }
1687 }
1688 break;
1689 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
1690 {
1691 qcamera_jpeg_evt_payload_t *jpeg_job =
1692 (qcamera_jpeg_evt_payload_t *)payload;
1693 rc = m_parent->processJpegNotify(jpeg_job);
1694 }
1695 break;
Emilian Peev7d36a812013-11-20 00:15:54 -0800[diff] [blame]1696 case QCAMERA_SM_EVT_STOP_CAPTURE_CHANNEL:
1697 {
Emilian Peev8a977232013-11-04 07:56:32 -0800[diff] [blame]1698 bool restartPreview = m_parent->isPreviewRestartEnabled();
1699 rc = m_parent->stopCaptureChannel(restartPreview);
1700
1701 if (restartPreview && (NO_ERROR == rc)) {
1702 rc = m_parent->preparePreview();
1703 if (NO_ERROR == rc) {
1704 m_parent->m_bPreviewStarted = true;
1705 rc = m_parent->startPreview();
1706 }
1707 }
1708
Emilian Peev7d36a812013-11-20 00:15:54 -0800[diff] [blame]1709 result.status = rc;
1710 result.request_api = evt;
1711 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1712 m_parent->signalAPIResult(&result);
1713 }
1714 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1715 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
1716 {
1717 rc = m_parent->cancelPicture();
Emilian Peev8a977232013-11-04 07:56:32 -0800[diff] [blame]1718
1719 bool restartPreview = m_parent->isPreviewRestartEnabled();
1720 if (restartPreview) {
1721 m_state = QCAMERA_SM_STATE_PREVIEWING;
1722 } else {
1723 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1724 }
1725
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]1726 result.status = rc;
1727 result.request_api = evt;
1728 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1729 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1730 }
1731 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]1732 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peev2ae455e2013-04-18 10:41:56 +0300[diff] [blame]1733 {
1734 rc = m_parent->updateThermalLevel(
1735 *(qcamera_thermal_level_enum_t *)&payload);
1736 }
1737 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1738 default:
1739 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
1740 break;
1741 }
1742
1743 return rc;
1744}
1745
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1746/*===========================================================================
1747 * FUNCTION : procEvtRecordingState
1748 *
1749 * DESCRIPTION: finite state machine function to handle event in state of
1750 * QCAMERA_SM_STATE_RECORDING.
1751 *
1752 * PARAMETERS :
1753 * @evt : event to be processed
1754 * @payload : event payload. Can be NULL if not needed.
1755 *
1756 * RETURN : int32_t type of status
1757 * NO_ERROR -- success
1758 * none-zero failure code
1759 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1760int32_t QCameraStateMachine::procEvtRecordingState(qcamera_sm_evt_enum_t evt,
1761 void *payload)
1762{
1763 int32_t rc = NO_ERROR;
1764 qcamera_api_result_t result;
1765 memset(&result, 0, sizeof(qcamera_api_result_t));
1766
1767 switch (evt) {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1768 case QCAMERA_SM_EVT_START_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1769 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
1770 {
Emilian Peev88293e92013-06-07 12:37:18 +0300[diff] [blame]1771 // WA: CTS test VideoSnapshot will try to
1772 // start preview during video recording.
1773 ALOGE("CTS video restart op");
1774 rc = NO_ERROR;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1775 result.status = rc;
1776 result.request_api = evt;
1777 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1778 m_parent->signalAPIResult(&result);
1779 }
1780 break;
1781 case QCAMERA_SM_EVT_SET_CALLBACKS:
1782 {
1783 qcamera_sm_evt_setcb_payload_t *setcbs =
1784 (qcamera_sm_evt_setcb_payload_t *)payload;
1785 rc = m_parent->setCallBacks(setcbs->notify_cb,
1786 setcbs->data_cb,
1787 setcbs->data_cb_timestamp,
1788 setcbs->get_memory,
1789 setcbs->user);
1790 result.status = rc;
1791 result.request_api = evt;
1792 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1793 m_parent->signalAPIResult(&result);
1794 }
1795 break;
1796 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
1797 {
1798 rc = m_parent->enableMsgType(int32_t(payload));
1799 result.status = rc;
1800 result.request_api = evt;
1801 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1802 m_parent->signalAPIResult(&result);
1803 }
1804 break;
1805 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
1806 {
1807 rc = m_parent->disableMsgType(int32_t(payload));
1808 result.status = rc;
1809 result.request_api = evt;
1810 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1811 m_parent->signalAPIResult(&result);
1812 }
1813 break;
1814 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
1815 {
1816 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
1817 result.status = rc;
1818 result.request_api = evt;
1819 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1820 result.enabled = enabled;
1821 m_parent->signalAPIResult(&result);
1822 }
1823 break;
1824 case QCAMERA_SM_EVT_SET_PARAMS:
1825 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]1826 bool needRestart = false;
1827 rc = m_parent->updateParameters((char*)payload, needRestart);
1828 if (rc == NO_ERROR) {
1829 if (needRestart) {
1830 // cannot set parameters that requires restart during recording
1831 ALOGE("%s: Cannot set parameters that requires restart during recording",
1832 __func__);
1833 rc = BAD_VALUE;
1834 } else {
1835 rc = m_parent->commitParameterChanges();
1836 }
1837 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1838 result.status = rc;
1839 result.request_api = evt;
1840 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1841 m_parent->signalAPIResult(&result);
1842 }
1843 break;
1844 case QCAMERA_SM_EVT_GET_PARAMS:
1845 {
1846 result.params = m_parent->getParameters();
1847 rc = NO_ERROR;
1848 result.status = rc;
1849 result.request_api = evt;
1850 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
1851 m_parent->signalAPIResult(&result);
1852 }
1853 break;
1854 case QCAMERA_SM_EVT_PUT_PARAMS:
1855 {
1856 rc = m_parent->putParameters((char*)payload);
1857 result.status = rc;
1858 result.request_api = evt;
1859 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1860 m_parent->signalAPIResult(&result);
1861 }
1862 break;
1863 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
1864 {
1865 rc = NO_ERROR;
1866 result.status = rc;
1867 result.request_api = evt;
1868 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1869 result.enabled = 0;
1870 m_parent->signalAPIResult(&result);
1871 }
1872 break;
1873 case QCAMERA_SM_EVT_RECORDING_ENABLED:
1874 {
1875 rc = NO_ERROR;
1876 result.status = rc;
1877 result.request_api = evt;
1878 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
1879 result.enabled = 1;
1880 m_parent->signalAPIResult(&result);
1881 }
1882 break;
1883 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
1884 {
1885 rc = m_parent->storeMetaDataInBuffers(int(payload));
1886 result.status = rc;
1887 result.request_api = evt;
1888 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1889 m_parent->signalAPIResult(&result);
1890 }
1891 break;
1892 case QCAMERA_SM_EVT_DUMP:
1893 {
1894 rc = m_parent->dump((int)payload);
1895 result.status = rc;
1896 result.request_api = evt;
1897 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1898 m_parent->signalAPIResult(&result);
1899 }
1900 break;
1901 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
1902 {
1903 rc = m_parent->autoFocus();
1904 result.status = rc;
1905 result.request_api = evt;
1906 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1907 m_parent->signalAPIResult(&result);
1908 }
1909 break;
1910 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
1911 {
1912 rc = m_parent->cancelAutoFocus();
1913 result.status = rc;
1914 result.request_api = evt;
1915 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1916 m_parent->signalAPIResult(&result);
1917 }
1918 break;
1919 case QCAMERA_SM_EVT_SEND_COMMAND:
1920 {
1921 qcamera_sm_evt_command_payload_t *cmd_payload =
1922 (qcamera_sm_evt_command_payload_t *)payload;
1923 rc = m_parent->sendCommand(cmd_payload->cmd,
1924 cmd_payload->arg1,
1925 cmd_payload->arg2);
1926 result.status = rc;
1927 result.request_api = evt;
1928 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1929 m_parent->signalAPIResult(&result);
1930 }
1931 break;
1932 case QCAMERA_SM_EVT_TAKE_PICTURE:
1933 {
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1934 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1935 rc = m_parent->takeLiveSnapshot();
Muhua Li1d0c4772013-02-22 15:39:45 -0800[diff] [blame]1936 if (rc != NO_ERROR) {
1937 m_state = QCAMERA_SM_STATE_RECORDING;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1938 }
1939 result.status = rc;
1940 result.request_api = evt;
1941 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1942 m_parent->signalAPIResult(&result);
1943 }
1944 break;
1945 case QCAMERA_SM_EVT_START_RECORDING:
1946 {
1947 // no ops here
1948 ALOGD("%s: already in recording state, no ops for start_recording", __func__);
1949 rc = 0;
1950 result.status = rc;
1951 result.request_api = evt;
1952 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1953 m_parent->signalAPIResult(&result);
1954 }
1955 break;
1956 case QCAMERA_SM_EVT_STOP_RECORDING:
1957 {
1958 rc = m_parent->stopRecording();
1959 m_state = QCAMERA_SM_STATE_PREVIEWING;
1960 result.status = rc;
1961 result.request_api = evt;
1962 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1963 m_parent->signalAPIResult(&result);
1964 }
1965 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]1966 case QCAMERA_SM_EVT_STOP_PREVIEW:
1967 {
1968 rc = m_parent->stopRecording();
1969 m_state = QCAMERA_SM_STATE_PREVIEWING;
1970
1971 rc = m_parent->stopPreview();
1972 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
1973
1974 result.status = rc;
1975 result.request_api = evt;
1976 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1977 m_parent->signalAPIResult(&result);
1978 }
1979 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]1980 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
1981 {
1982 rc = m_parent->releaseRecordingFrame((const void *)payload);
1983 result.status = rc;
1984 result.request_api = evt;
1985 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
1986 m_parent->signalAPIResult(&result);
1987 }
1988 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]1989 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
1990 {
1991 int32_t faceID = 0;
1992 qcamera_sm_evt_reg_face_payload_t *reg_payload =
1993 (qcamera_sm_evt_reg_face_payload_t *)payload;
1994 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
1995 reg_payload->config,
1996 faceID);
1997 result.status = rc;
1998 result.request_api = evt;
1999 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2000 result.handle = faceID;
2001 m_parent->signalAPIResult(&result);
2002 }
2003 break;
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2004 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
2005 {
2006 //In Video snapshot, prepare hardware is a no-op.
2007 result.status = NO_ERROR;
2008 result.request_api = evt;
2009 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2010 m_parent->signalAPIResult(&result);
2011 }
2012 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2013 case QCAMERA_SM_EVT_CANCEL_PICTURE:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2014 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2015 case QCAMERA_SM_EVT_RELEASE:
2016 {
2017 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2018 rc = INVALID_OPERATION;
2019 result.status = rc;
2020 result.request_api = evt;
2021 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2022 m_parent->signalAPIResult(&result);
2023 }
2024 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2025 case QCAMERA_SM_EVT_EVT_INTERNAL:
2026 {
2027 qcamera_sm_internal_evt_payload_t *internal_evt =
2028 (qcamera_sm_internal_evt_payload_t *)payload;
2029 switch (internal_evt->evt_type) {
2030 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2031 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2032 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2033 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2034 break;
2035 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2036 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2037 break;
2038 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2039 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2040 break;
2041 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2042 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2043 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2044 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2045 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2046 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2047 default:
2048 break;
2049 }
2050 }
2051 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2052 case QCAMERA_SM_EVT_EVT_NOTIFY:
2053 {
2054 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2055 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2056 case CAM_EVENT_TYPE_DAEMON_DIED:
2057 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2058 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2059 CAMERA_ERROR_SERVER_DIED,
2060 0);
2061 }
2062 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2063 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2064 ALOGE("%s: Invalid internal event %d in state(%d)",
2065 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2066 break;
2067 }
2068 }
2069 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2070 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2071 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2072 rc = m_parent->updateThermalLevel(
2073 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2074 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2075 break;
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2076 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
Muhua Lic9390df2013-05-22 17:54:13 -0700[diff] [blame]2077 {
2078 // No ops, but need to notify
2079 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2080 result.status = rc;
2081 result.request_api = evt;
2082 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2083 m_parent->signalEvtResult(&result);
2084 }
2085 break;
2086 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2087 default:
2088 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2089 break;
2090 }
2091
2092 return rc;
2093}
2094
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2095/*===========================================================================
2096 * FUNCTION : procEvtVideoPicTakingState
2097 *
2098 * DESCRIPTION: finite state machine function to handle event in state of
2099 * QCAMERA_SM_STATE_VIDEO_PIC_TAKING.
2100 *
2101 * PARAMETERS :
2102 * @evt : event to be processed
2103 * @payload : event payload. Can be NULL if not needed.
2104 *
2105 * RETURN : int32_t type of status
2106 * NO_ERROR -- success
2107 * none-zero failure code
2108 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2109int32_t QCameraStateMachine::procEvtVideoPicTakingState(qcamera_sm_evt_enum_t evt,
2110 void *payload)
2111{
2112 int32_t rc = NO_ERROR;
2113 qcamera_api_result_t result;
2114 memset(&result, 0, sizeof(qcamera_api_result_t));
2115
2116 switch (evt) {
2117 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2118 {
2119 // Error setting preview window during previewing
2120 ALOGE("Cannot set preview window when preview is running");
2121 rc = INVALID_OPERATION;
2122 result.status = rc;
2123 result.request_api = evt;
2124 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2125 m_parent->signalAPIResult(&result);
2126 }
2127 break;
2128 case QCAMERA_SM_EVT_SET_CALLBACKS:
2129 {
2130 qcamera_sm_evt_setcb_payload_t *setcbs =
2131 (qcamera_sm_evt_setcb_payload_t *)payload;
2132 rc = m_parent->setCallBacks(setcbs->notify_cb,
2133 setcbs->data_cb,
2134 setcbs->data_cb_timestamp,
2135 setcbs->get_memory,
2136 setcbs->user);
2137 result.status = rc;
2138 result.request_api = evt;
2139 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2140 m_parent->signalAPIResult(&result);
2141 }
2142 break;
2143 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2144 {
2145 rc = m_parent->enableMsgType(int32_t(payload));
2146 result.status = rc;
2147 result.request_api = evt;
2148 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2149 m_parent->signalAPIResult(&result);
2150 }
2151 break;
2152 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2153 {
2154 rc = m_parent->disableMsgType(int32_t(payload));
2155 result.status = rc;
2156 result.request_api = evt;
2157 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2158 m_parent->signalAPIResult(&result);
2159 }
2160 break;
2161 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2162 {
2163 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2164 result.status = rc;
2165 result.request_api = evt;
2166 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2167 result.enabled = enabled;
2168 m_parent->signalAPIResult(&result);
2169 }
2170 break;
2171 case QCAMERA_SM_EVT_SET_PARAMS:
2172 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2173 bool needRestart = false;
2174 rc = m_parent->updateParameters((char*)payload, needRestart);
2175 if (rc == NO_ERROR) {
2176 if (needRestart) {
2177 // cannot set parameters that requires restart during recording
2178 ALOGE("%s: Cannot set parameters that requires restart during recording",
2179 __func__);
2180 rc = BAD_VALUE;
2181 } else {
2182 rc = m_parent->commitParameterChanges();
2183 }
2184 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2185 result.status = rc;
2186 result.request_api = evt;
2187 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2188 m_parent->signalAPIResult(&result);
2189 }
2190 break;
2191 case QCAMERA_SM_EVT_GET_PARAMS:
2192 {
2193 result.params = m_parent->getParameters();
2194 rc = NO_ERROR;
2195 result.status = rc;
2196 result.request_api = evt;
2197 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2198 m_parent->signalAPIResult(&result);
2199 }
2200 break;
2201 case QCAMERA_SM_EVT_PUT_PARAMS:
2202 {
2203 rc = m_parent->putParameters((char*)payload);
2204 result.status = rc;
2205 result.request_api = evt;
2206 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2207 m_parent->signalAPIResult(&result);
2208 }
2209 break;
2210 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2211 {
2212 rc = NO_ERROR;
2213 result.status = rc;
2214 result.request_api = evt;
2215 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2216 result.enabled = 1;
2217 m_parent->signalAPIResult(&result);
2218 }
2219 break;
2220 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2221 {
2222 rc = NO_ERROR;
2223 result.status = rc;
2224 result.request_api = evt;
2225 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2226 result.enabled = 1;
2227 m_parent->signalAPIResult(&result);
2228 }
2229 break;
2230 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2231 {
2232 rc = m_parent->storeMetaDataInBuffers(int(payload));
2233 result.status = rc;
2234 result.request_api = evt;
2235 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2236 m_parent->signalAPIResult(&result);
2237 }
2238 break;
2239 case QCAMERA_SM_EVT_DUMP:
2240 {
2241 rc = m_parent->dump((int)payload);
2242 result.status = rc;
2243 result.request_api = evt;
2244 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2245 m_parent->signalAPIResult(&result);
2246 }
2247 break;
2248 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2249 {
2250 rc = m_parent->autoFocus();
2251 result.status = rc;
2252 result.request_api = evt;
2253 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2254 m_parent->signalAPIResult(&result);
2255 }
2256 break;
2257 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2258 {
2259 rc = m_parent->cancelAutoFocus();
2260 result.status = rc;
2261 result.request_api = evt;
2262 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2263 m_parent->signalAPIResult(&result);
2264 }
2265 break;
2266 case QCAMERA_SM_EVT_SEND_COMMAND:
2267 {
2268 qcamera_sm_evt_command_payload_t *cmd_payload =
2269 (qcamera_sm_evt_command_payload_t *)payload;
2270 rc = m_parent->sendCommand(cmd_payload->cmd,
2271 cmd_payload->arg1,
2272 cmd_payload->arg2);
2273 result.status = rc;
2274 result.request_api = evt;
2275 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2276 m_parent->signalAPIResult(&result);
2277 }
2278 break;
2279 case QCAMERA_SM_EVT_STOP_RECORDING:
2280 {
2281 rc = m_parent->stopRecording();
2282 m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING;
2283 result.status = rc;
2284 result.request_api = evt;
2285 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2286 m_parent->signalAPIResult(&result);
2287 }
2288 break;
2289 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2290 {
2291 rc = m_parent->releaseRecordingFrame((const void *)payload);
2292 result.status = rc;
2293 result.request_api = evt;
2294 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2295 m_parent->signalAPIResult(&result);
2296 }
2297 break;
2298 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2299 {
2300 rc = m_parent->cancelLiveSnapshot();
2301 m_state = QCAMERA_SM_STATE_RECORDING;
2302 result.status = rc;
2303 result.request_api = evt;
2304 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2305 m_parent->signalAPIResult(&result);
2306 }
2307 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2308 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2309 {
2310 int32_t faceID = 0;
2311 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2312 (qcamera_sm_evt_reg_face_payload_t *)payload;
2313 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2314 reg_payload->config,
2315 faceID);
2316 result.status = rc;
2317 result.request_api = evt;
2318 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2319 result.handle = faceID;
2320 m_parent->signalAPIResult(&result);
2321 }
2322 break;
Emilian Peevf392f172013-05-13 16:29:53 -0700[diff] [blame]2323 case QCAMERA_SM_EVT_STOP_PREVIEW:
2324 {
2325 rc = m_parent->cancelLiveSnapshot();
2326 m_state = QCAMERA_SM_STATE_RECORDING;
2327
2328 rc = m_parent->stopRecording();
2329 m_state = QCAMERA_SM_STATE_PREVIEWING;
2330
2331 rc = m_parent->stopPreview();
2332 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
2333
2334 result.status = rc;
2335 result.request_api = evt;
2336 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2337 m_parent->signalAPIResult(&result);
2338 }
2339 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2340 case QCAMERA_SM_EVT_START_RECORDING:
2341 case QCAMERA_SM_EVT_START_PREVIEW:
2342 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2343 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2344 case QCAMERA_SM_EVT_TAKE_PICTURE:
2345 case QCAMERA_SM_EVT_RELEASE:
2346 {
2347 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2348 rc = INVALID_OPERATION;
2349 result.status = rc;
2350 result.request_api = evt;
2351 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2352 m_parent->signalAPIResult(&result);
2353 }
2354 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2355 case QCAMERA_SM_EVT_EVT_INTERNAL:
2356 {
2357 qcamera_sm_internal_evt_payload_t *internal_evt =
2358 (qcamera_sm_internal_evt_payload_t *)payload;
2359 switch (internal_evt->evt_type) {
2360 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2361 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2362 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2363 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2364 break;
2365 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2366 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2367 break;
2368 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2369 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2370 break;
2371 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2372 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2373 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2374 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2375 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2376 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2377 default:
2378 break;
2379 }
2380 }
2381 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2382 case QCAMERA_SM_EVT_EVT_NOTIFY:
2383 {
2384 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2385 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2386 case CAM_EVENT_TYPE_DAEMON_DIED:
2387 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2388 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2389 CAMERA_ERROR_SERVER_DIED,
2390 0);
2391 }
2392 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2393 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2394 ALOGE("%s: Invalid internal event %d in state(%d)",
2395 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2396 break;
2397 }
2398 }
2399 break;
2400 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2401 {
2402 qcamera_jpeg_evt_payload_t *jpeg_job =
2403 (qcamera_jpeg_evt_payload_t *)payload;
2404 rc = m_parent->processJpegNotify(jpeg_job);
2405 }
2406 break;
2407 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2408 {
2409 rc = m_parent->cancelLiveSnapshot();
2410 m_state = QCAMERA_SM_STATE_RECORDING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2411 result.status = rc;
2412 result.request_api = evt;
2413 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2414 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2415 }
2416 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2417 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2418 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2419 rc = m_parent->updateThermalLevel(
2420 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2421 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2422 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2423 default:
2424 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2425 break;
2426 }
2427
2428 return rc;
2429}
2430
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2431/*===========================================================================
2432 * FUNCTION : procEvtPreviewPicTakingState
2433 *
2434 * DESCRIPTION: finite state machine function to handle event in state of
2435 * QCAMERA_SM_STATE_PREVIEW_PIC_TAKING.
2436 *
2437 * PARAMETERS :
2438 * @evt : event to be processed
2439 * @payload : event payload. Can be NULL if not needed.
2440 *
2441 * RETURN : int32_t type of status
2442 * NO_ERROR -- success
2443 * none-zero failure code
2444 *==========================================================================*/
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2445int32_t QCameraStateMachine::procEvtPreviewPicTakingState(qcamera_sm_evt_enum_t evt,
2446 void *payload)
2447{
2448 int32_t rc = NO_ERROR;
2449 qcamera_api_result_t result;
2450 memset(&result, 0, sizeof(qcamera_api_result_t));
2451
2452 switch (evt) {
2453 case QCAMERA_SM_EVT_SET_CALLBACKS:
2454 {
2455 qcamera_sm_evt_setcb_payload_t *setcbs =
2456 (qcamera_sm_evt_setcb_payload_t *)payload;
2457 rc = m_parent->setCallBacks(setcbs->notify_cb,
2458 setcbs->data_cb,
2459 setcbs->data_cb_timestamp,
2460 setcbs->get_memory,
2461 setcbs->user);
2462 result.status = rc;
2463 result.request_api = evt;
2464 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2465 m_parent->signalAPIResult(&result);
2466 }
2467 break;
2468 case QCAMERA_SM_EVT_ENABLE_MSG_TYPE:
2469 {
2470 rc = m_parent->enableMsgType(int32_t(payload));
2471 result.status = rc;
2472 result.request_api = evt;
2473 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2474 m_parent->signalAPIResult(&result);
2475 }
2476 break;
2477 case QCAMERA_SM_EVT_DISABLE_MSG_TYPE:
2478 {
2479 rc = m_parent->disableMsgType(int32_t(payload));
2480 result.status = rc;
2481 result.request_api = evt;
2482 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2483 m_parent->signalAPIResult(&result);
2484 }
2485 break;
2486 case QCAMERA_SM_EVT_MSG_TYPE_ENABLED:
2487 {
2488 int enabled = m_parent->msgTypeEnabled(int32_t(payload));
2489 result.status = rc;
2490 result.request_api = evt;
2491 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2492 result.enabled = enabled;
2493 m_parent->signalAPIResult(&result);
2494 }
2495 break;
2496 case QCAMERA_SM_EVT_SET_PARAMS:
2497 {
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2498 bool needRestart = false;
2499 rc = m_parent->updateParameters((char*)payload, needRestart);
2500 if (rc == NO_ERROR) {
2501 if (needRestart) {
2502 // need restart preview for parameters to take effect
2503 // stop preview
2504 m_parent->stopPreview();
Emilian Peev9afd73b2013-10-31 08:19:57 -0700[diff] [blame^]2505 // Clear memory pools
2506 m_parent->m_memoryPool.clear();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2507 // commit parameter changes to server
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2508 m_parent->commitParameterChanges();
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2509 // start preview again
Muhua Li66f3b532013-01-23 17:19:05 -0800[diff] [blame]2510 rc = m_parent->preparePreview();
2511 if (rc == NO_ERROR) {
2512 rc = m_parent->startPreview();
2513 if (rc != NO_ERROR) {
2514 m_parent->unpreparePreview();
2515 }
2516 }
2517 if (rc != NO_ERROR) {
2518 m_state = QCAMERA_SM_STATE_PIC_TAKING;
2519 }
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2520 } else {
2521 rc = m_parent->commitParameterChanges();
2522 }
2523 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2524 result.status = rc;
2525 result.request_api = evt;
2526 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2527 m_parent->signalAPIResult(&result);
2528 }
2529 break;
2530 case QCAMERA_SM_EVT_GET_PARAMS:
2531 {
2532 result.params = m_parent->getParameters();
2533 rc = NO_ERROR;
2534 result.status = rc;
2535 result.request_api = evt;
2536 result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS;
2537 m_parent->signalAPIResult(&result);
2538 }
2539 break;
2540 case QCAMERA_SM_EVT_PUT_PARAMS:
2541 {
2542 rc = m_parent->putParameters((char*)payload);
2543 result.status = rc;
2544 result.request_api = evt;
2545 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2546 m_parent->signalAPIResult(&result);
2547 }
2548 break;
2549 case QCAMERA_SM_EVT_PREVIEW_ENABLED:
2550 {
2551 rc = NO_ERROR;
2552 result.status = rc;
2553 result.request_api = evt;
2554 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2555 result.enabled = 1;
2556 m_parent->signalAPIResult(&result);
2557 }
2558 break;
2559 case QCAMERA_SM_EVT_RECORDING_ENABLED:
2560 {
2561 rc = NO_ERROR;
2562 result.status = rc;
2563 result.request_api = evt;
2564 result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG;
2565 result.enabled = 0;
2566 m_parent->signalAPIResult(&result);
2567 }
2568 break;
2569 case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS:
2570 {
2571 rc = m_parent->storeMetaDataInBuffers(int(payload));
2572 result.status = rc;
2573 result.request_api = evt;
2574 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2575 m_parent->signalAPIResult(&result);
2576 }
2577 break;
2578 case QCAMERA_SM_EVT_DUMP:
2579 {
2580 rc = m_parent->dump((int)payload);
2581 result.status = rc;
2582 result.request_api = evt;
2583 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2584 m_parent->signalAPIResult(&result);
2585 }
2586 break;
2587 case QCAMERA_SM_EVT_START_AUTO_FOCUS:
2588 {
2589 rc = m_parent->autoFocus();
2590 result.status = rc;
2591 result.request_api = evt;
2592 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2593 m_parent->signalAPIResult(&result);
2594 }
2595 break;
2596 case QCAMERA_SM_EVT_STOP_AUTO_FOCUS:
2597 {
2598 rc = m_parent->cancelAutoFocus();
2599 result.status = rc;
2600 result.request_api = evt;
2601 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2602 m_parent->signalAPIResult(&result);
2603 }
2604 break;
2605 case QCAMERA_SM_EVT_SEND_COMMAND:
2606 {
2607 qcamera_sm_evt_command_payload_t *cmd_payload =
2608 (qcamera_sm_evt_command_payload_t *)payload;
2609 rc = m_parent->sendCommand(cmd_payload->cmd,
2610 cmd_payload->arg1,
2611 cmd_payload->arg2);
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2612 if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) {
2613 // move state to previewing state
2614 m_state = QCAMERA_SM_STATE_PREVIEWING;
2615 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2616 result.status = rc;
2617 result.request_api = evt;
2618 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2619 m_parent->signalAPIResult(&result);
2620 }
2621 break;
2622 case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME:
2623 {
2624 rc = m_parent->releaseRecordingFrame((const void *)payload);
2625 result.status = rc;
2626 result.request_api = evt;
2627 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2628 m_parent->signalAPIResult(&result);
2629 }
2630 break;
2631 case QCAMERA_SM_EVT_CANCEL_PICTURE:
2632 {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2633 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2634 rc = m_parent->cancelPicture();
2635 } else {
2636 rc = m_parent->cancelLiveSnapshot();
2637 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2638 m_state = QCAMERA_SM_STATE_PREVIEWING;
2639 result.status = rc;
2640 result.request_api = evt;
2641 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2642 m_parent->signalAPIResult(&result);
2643 }
2644 break;
2645 case QCAMERA_SM_EVT_STOP_PREVIEW:
2646 {
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2647 if (m_parent->isZSLMode()) {
2648 // cancel picture first
2649 rc = m_parent->cancelPicture();
2650 m_parent->stopChannel(QCAMERA_CH_TYPE_ZSL);
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2651 } else if (m_parent->isLongshotEnabled()) {
2652 // just cancel picture
2653 rc = m_parent->cancelPicture();
Muhua Libd1b6122013-03-05 15:25:27 -0800[diff] [blame]2654 } else {
2655 rc = m_parent->cancelLiveSnapshot();
2656 m_parent->stopChannel(QCAMERA_CH_TYPE_PREVIEW);
2657 }
2658 // unprepare preview
2659 m_parent->unpreparePreview();
2660 m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2661 result.status = rc;
2662 result.request_api = evt;
2663 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2664 m_parent->signalAPIResult(&result);
2665 }
2666 break;
2667 case QCAMERA_SM_EVT_START_RECORDING:
2668 {
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2669 if (m_parent->isZSLMode()) {
2670 ALOGE("%s: cannot handle evt(%d) in state(%d) in ZSL mode",
2671 __func__, evt, m_state);
2672 rc = INVALID_OPERATION;
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2673 } else if (m_parent->isLongshotEnabled()) {
2674 ALOGE("%s: cannot handle evt(%d) in state(%d) in Longshot mode",
2675 __func__, evt, m_state);
2676 rc = INVALID_OPERATION;
Muhua Licf1cf672013-05-10 09:42:50 -0700[diff] [blame]2677 } else {
2678 rc = m_parent->startRecording();
2679 if (rc == NO_ERROR) {
2680 m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING;
2681 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2682 }
2683 result.status = rc;
2684 result.request_api = evt;
2685 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2686 m_parent->signalAPIResult(&result);
2687 }
2688 break;
Muhua Li5858c392013-02-04 17:53:34 -0800[diff] [blame]2689 case QCAMERA_SM_EVT_REG_FACE_IMAGE:
2690 {
2691 int32_t faceID = 0;
2692 qcamera_sm_evt_reg_face_payload_t *reg_payload =
2693 (qcamera_sm_evt_reg_face_payload_t *)payload;
2694 rc = m_parent->registerFaceImage(reg_payload->img_ptr,
2695 reg_payload->config,
2696 faceID);
2697 result.status = rc;
2698 result.request_api = evt;
2699 result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE;
2700 result.handle = faceID;
2701 m_parent->signalAPIResult(&result);
2702 }
2703 break;
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2704 case QCAMERA_SM_EVT_TAKE_PICTURE:
2705 {
2706 if ( m_parent->isLongshotEnabled() ) {
2707 rc = m_parent->longShot();
2708 } else {
2709 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2710 rc = INVALID_OPERATION;
2711 }
2712
2713 result.status = rc;
2714 result.request_api = evt;
2715 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2716 m_parent->signalAPIResult(&result);
2717 }
2718 break;
2719 case QCAMERA_SM_EVT_PREPARE_SNAPSHOT:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2720 case QCAMERA_SM_EVT_STOP_RECORDING:
2721 case QCAMERA_SM_EVT_START_PREVIEW:
2722 case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW:
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2723 case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW:
2724 case QCAMERA_SM_EVT_RELEASE:
2725 {
2726 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2727 rc = INVALID_OPERATION;
2728 result.status = rc;
2729 result.request_api = evt;
2730 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2731 m_parent->signalAPIResult(&result);
2732 }
2733 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2734 case QCAMERA_SM_EVT_EVT_INTERNAL:
2735 {
2736 qcamera_sm_internal_evt_payload_t *internal_evt =
2737 (qcamera_sm_internal_evt_payload_t *)payload;
2738 switch (internal_evt->evt_type) {
2739 case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE:
2740 rc = m_parent->processAutoFocusEvent(internal_evt->focus_data);
2741 break;
Muhua Li510aab22013-05-28 17:00:38 -0700[diff] [blame]2742 case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE:
2743 break;
2744 case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT:
2745 rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data);
2746 break;
2747 case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS:
2748 rc = m_parent->processHistogramStats(internal_evt->stats_data);
2749 break;
2750 case QCAMERA_INTERNAL_EVT_CROP_INFO:
2751 rc = m_parent->processZoomEvent(internal_evt->crop_data);
2752 break;
Fei Zhangca9f5bc2013-06-28 11:25:21 +0800[diff] [blame]2753 case QCAMERA_INTERNAL_EVT_ASD_UPDATE:
2754 rc = m_parent->processASDUpdate(internal_evt->asd_data);
2755 break;
Muhua Li31eaee02012-12-11 08:56:45 -0800[diff] [blame]2756 default:
2757 break;
2758 }
2759 }
2760 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2761 case QCAMERA_SM_EVT_EVT_NOTIFY:
2762 {
2763 mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload;
2764 switch (cam_evt->server_event_type) {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2765 case CAM_EVENT_TYPE_DAEMON_DIED:
2766 {
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2767 m_parent->sendEvtNotify(CAMERA_MSG_ERROR,
2768 CAMERA_ERROR_SERVER_DIED,
2769 0);
2770 }
2771 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2772 default:
Emilian Peev15690592013-04-19 09:55:40 +0300[diff] [blame]2773 ALOGE("%s: Invalid internal event %d in state(%d)",
2774 __func__, cam_evt->server_event_type, m_state);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2775 break;
2776 }
2777 }
2778 break;
2779 case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY:
2780 {
2781 qcamera_jpeg_evt_payload_t *jpeg_job =
2782 (qcamera_jpeg_evt_payload_t *)payload;
2783 rc = m_parent->processJpegNotify(jpeg_job);
2784 }
2785 break;
2786 case QCAMERA_SM_EVT_SNAPSHOT_DONE:
2787 {
Emilian Peeva43000b2013-09-27 14:27:21 -0700[diff] [blame]2788 if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) {
Shuzhen Wang93f24112013-02-20 16:01:42 -0800[diff] [blame]2789 rc = m_parent->cancelPicture();
2790 } else {
2791 rc = m_parent->cancelLiveSnapshot();
2792 }
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2793 m_state = QCAMERA_SM_STATE_PREVIEWING;
Emilian Peev6d90c1f2013-04-12 09:33:06 +0300[diff] [blame]2794 result.status = rc;
2795 result.request_api = evt;
2796 result.result_type = QCAMERA_API_RESULT_TYPE_DEF;
2797 m_parent->signalEvtResult(&result);
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2798 }
2799 break;
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2800 case QCAMERA_SM_EVT_THERMAL_NOTIFY:
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2801 {
Shuzhen Wangd415beb2013-02-08 10:28:16 -0800[diff] [blame]2802 rc = m_parent->updateThermalLevel(
2803 *(qcamera_thermal_level_enum_t *)&payload);
Emilian Peeve1d5acb2013-02-01 11:29:53 -0800[diff] [blame]2804 }
Shuzhen Wangaa829ce2013-01-09 14:41:49 -0800[diff] [blame]2805 break;
Muhua Libc9a8082012-11-07 15:51:28 -0800[diff] [blame]2806 default:
2807 ALOGE("%s: cannot handle evt(%d) in state(%d)", __func__, evt, m_state);
2808 break;
2809 }
2810
2811 return rc;
2812}
2813
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2814/*===========================================================================
2815 * FUNCTION : isPreviewRunning
2816 *
2817 * DESCRIPTION: check if preview is in process.
2818 *
2819 * PARAMETERS : None
2820 *
2821 * RETURN : true -- preview running
2822 * false -- preview stopped
2823 *==========================================================================*/
2824bool QCameraStateMachine::isPreviewRunning()
2825{
2826 switch (m_state) {
2827 case QCAMERA_SM_STATE_PREVIEWING:
2828 case QCAMERA_SM_STATE_RECORDING:
2829 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2830 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
Muhua Libf818e52013-04-23 18:05:26 -0700[diff] [blame]2831 case QCAMERA_SM_STATE_PREPARE_SNAPSHOT:
Muhua Lida2c4be2012-11-26 09:14:16 -0800[diff] [blame]2832 return true;
2833 default:
2834 return false;
2835 }
2836}
2837
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2838/*===========================================================================
2839 * FUNCTION : isCaptureRunning
2840 *
2841 * DESCRIPTION: check if image capture is in process.
2842 *
2843 * PARAMETERS : None
2844 *
2845 * RETURN : true -- capture running
2846 * false -- capture stopped
2847 *==========================================================================*/
2848bool QCameraStateMachine::isCaptureRunning()
2849{
2850 switch (m_state) {
2851 case QCAMERA_SM_STATE_PIC_TAKING:
2852 case QCAMERA_SM_STATE_VIDEO_PIC_TAKING:
2853 case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING:
2854 return true;
2855 default:
2856 return false;
2857 }
2858}
Vijay kumar Tumatifa8d9b32013-09-23 16:09:07 +0530[diff] [blame]2859/*===========================================================================
2860 * FUNCTION : isNonZSLCaptureRunning
2861 *
2862 * DESCRIPTION: check if image capture is in process in non ZSL mode.
2863 *
2864 * PARAMETERS : None
2865 *
2866 * RETURN : true -- capture running in non ZSL mode
2867 * false -- Either in not capture mode or captur is not in non ZSL mode
2868 *==========================================================================*/
2869bool QCameraStateMachine::isNonZSLCaptureRunning()
2870{
2871 switch (m_state) {
2872 case QCAMERA_SM_STATE_PIC_TAKING:
2873 return true;
2874 default:
2875 return false;
2876 }
2877}
2878
Emilian Peeve32d03b2013-08-13 16:15:41 +0300[diff] [blame]2879
Shuzhen Wang89635cf2012-12-20 13:47:22 -0800[diff] [blame]2880}; // namespace qcamera