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Diffstat (limited to '')
| -rw-r--r-- | camera/QCamera2/HAL/QCameraStateMachine.cpp | 3867 |
1 files changed, 3867 insertions, 0 deletions
diff --git a/camera/QCamera2/HAL/QCameraStateMachine.cpp b/camera/QCamera2/HAL/QCameraStateMachine.cpp new file mode 100644 index 0000000..f9e85b8 --- /dev/null +++ b/camera/QCamera2/HAL/QCameraStateMachine.cpp @@ -0,0 +1,3867 @@ +/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved. +* +* Redistribution and use in source and binary forms, with or without +* modification, are permitted provided that the following conditions are +* met: +* * Redistributions of source code must retain the above copyright +* notice, this list of conditions and the following disclaimer. +* * Redistributions in binary form must reproduce the above +* copyright notice, this list of conditions and the following +* disclaimer in the documentation and/or other materials provided +* with the distribution. +* * Neither the name of The Linux Foundation nor the names of its +* contributors may be used to endorse or promote products derived +* from this software without specific prior written permission. +* +* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED +* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT +* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS +* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR +* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE +* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN +* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +* +*/ + +#define LOG_TAG "QCameraStateMachine" + +// System dependencies +#include <utils/Errors.h> +#include <stdio.h> + +// Camera dependencies +#include "QCamera2HWI.h" +#include "QCameraStateMachine.h" + +extern "C" { +#include "mm_camera_dbg.h" +} + +namespace qcamera { + +/*=========================================================================== + * FUNCTION : smEvtProcRoutine + * + * DESCRIPTION: Statemachine process thread routine to handle events + * in different state. + * + * PARAMETERS : + * @data : ptr to QCameraStateMachine object + * + * RETURN : none + *==========================================================================*/ +void *QCameraStateMachine::smEvtProcRoutine(void *data) +{ + int running = 1, ret; + QCameraStateMachine *pme = (QCameraStateMachine *)data; + + LOGH("E"); + do { + do { + ret = cam_sem_wait(&pme->cmd_sem); + if (ret != 0 && errno != EINVAL) { + LOGE("cam_sem_wait error (%s)", + strerror(errno)); + return NULL; + } + } while (ret != 0); + + // we got notified about new cmd avail in cmd queue + // first check API cmd queue + qcamera_sm_cmd_t *node = (qcamera_sm_cmd_t *)pme->api_queue.dequeue(); + if (node == NULL) { + // no API cmd, then check evt cmd queue + node = (qcamera_sm_cmd_t *)pme->evt_queue.dequeue(); + } + if (node != NULL) { + switch (node->cmd) { + case QCAMERA_SM_CMD_TYPE_API: + pme->stateMachine(node->evt, node->evt_payload); + // API is in a way sync call, so evt_payload is managed by HWI + // no need to free payload for API + break; + case QCAMERA_SM_CMD_TYPE_EVT: + pme->stateMachine(node->evt, node->evt_payload); + + // EVT is async call, so payload need to be free after use + free(node->evt_payload); + node->evt_payload = NULL; + break; + case QCAMERA_SM_CMD_TYPE_EXIT: + running = 0; + break; + default: + break; + } + free(node); + node = NULL; + } + } while (running); + LOGH("X"); + return NULL; +} + +/*=========================================================================== + * FUNCTION : QCameraStateMachine + * + * DESCRIPTION: constructor of QCameraStateMachine. Will start process thread + * + * PARAMETERS : + * @ctrl : ptr to HWI object + * + * RETURN : none + *==========================================================================*/ +QCameraStateMachine::QCameraStateMachine(QCamera2HardwareInterface *ctrl) : + api_queue(), + evt_queue() +{ + m_parent = ctrl; + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + cmd_pid = 0; + cam_sem_init(&cmd_sem, 0); + pthread_create(&cmd_pid, + NULL, + smEvtProcRoutine, + this); + pthread_setname_np(cmd_pid, "CAM_stMachine"); + m_bDelayPreviewMsgs = false; + m_DelayedMsgs = 0; + m_RestoreZSL = TRUE; + m_bPreviewCallbackNeeded = TRUE; +} + +/*=========================================================================== + * FUNCTION : ~QCameraStateMachine + * + * DESCRIPTION: desctructor of QCameraStateMachine. Will stop process thread. + * + * PARAMETERS : none + * + * RETURN : none + *==========================================================================*/ +QCameraStateMachine::~QCameraStateMachine() +{ + cam_sem_destroy(&cmd_sem); +} + +/*=========================================================================== + * FUNCTION : releaseThread + * + * DESCRIPTION: Sends an exit command and terminates the state machine thread + * + * PARAMETERS : none + * + * RETURN : none + *==========================================================================*/ +void QCameraStateMachine::releaseThread() +{ + if (cmd_pid != 0) { + qcamera_sm_cmd_t *node = + (qcamera_sm_cmd_t *)malloc(sizeof(qcamera_sm_cmd_t)); + if (NULL != node) { + memset(node, 0, sizeof(qcamera_sm_cmd_t)); + node->cmd = QCAMERA_SM_CMD_TYPE_EXIT; + + if (api_queue.enqueue((void *)node)) { + cam_sem_post(&cmd_sem); + } else { + free(node); + node = NULL; + } + + /* wait until cmd thread exits */ + if (pthread_join(cmd_pid, NULL) != 0) { + LOGW("pthread dead already\n"); + } + } + cmd_pid = 0; + } +} + +/*=========================================================================== + * FUNCTION : applyDelayedMsgs + * + * DESCRIPTION: Enable if needed any delayed message types + * + * PARAMETERS : None + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::applyDelayedMsgs() +{ + int32_t rc = NO_ERROR; + + if (m_bDelayPreviewMsgs && m_DelayedMsgs) { + rc = m_parent->enableMsgType(m_DelayedMsgs); + m_bDelayPreviewMsgs = false; + m_DelayedMsgs = 0; + } else if (m_bDelayPreviewMsgs) { + m_bDelayPreviewMsgs = false; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procAPI + * + * DESCRIPTION: process incoming API request from framework layer. + * + * PARAMETERS : + * @evt : event to be processed + * @api_payload : API payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procAPI(qcamera_sm_evt_enum_t evt, + void *api_payload) +{ + qcamera_sm_cmd_t *node = + (qcamera_sm_cmd_t *)malloc(sizeof(qcamera_sm_cmd_t)); + if (NULL == node) { + LOGE("No memory for qcamera_sm_cmd_t"); + return NO_MEMORY; + } + + memset(node, 0, sizeof(qcamera_sm_cmd_t)); + node->cmd = QCAMERA_SM_CMD_TYPE_API; + node->evt = evt; + node->evt_payload = api_payload; + if (api_queue.enqueue((void *)node)) { + cam_sem_post(&cmd_sem); + return NO_ERROR; + } else { + LOGE("API enqueue failed API = %d", evt); + free(node); + return UNKNOWN_ERROR; + } +} + +/*=========================================================================== + * FUNCTION : procEvt + * + * DESCRIPTION: process incoming envent from mm-camera-interface and + * mm-jpeg-interface. + * + * PARAMETERS : + * @evt : event to be processed + * @evt_payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvt(qcamera_sm_evt_enum_t evt, + void *evt_payload) +{ + qcamera_sm_cmd_t *node = + (qcamera_sm_cmd_t *)malloc(sizeof(qcamera_sm_cmd_t)); + if (NULL == node) { + LOGE("No memory for qcamera_sm_cmd_t"); + return NO_MEMORY; + } + + memset(node, 0, sizeof(qcamera_sm_cmd_t)); + node->cmd = QCAMERA_SM_CMD_TYPE_EVT; + node->evt = evt; + node->evt_payload = evt_payload; + if (evt_queue.enqueue((void *)node)) { + cam_sem_post(&cmd_sem); + return NO_ERROR; + } else { + LOGE("EVENT enqueue failed Event = %d", evt); + free(node); + return UNKNOWN_ERROR; + } +} + +/*=========================================================================== + * FUNCTION : stateMachine + * + * DESCRIPTION: finite state machine entry function. Depends on state, + * incoming event will be handled differently. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::stateMachine(qcamera_sm_evt_enum_t evt, void *payload) +{ + int32_t rc = NO_ERROR; + LOGL("m_state %d, event (%d)", m_state, evt); + switch (m_state) { + case QCAMERA_SM_STATE_PREVIEW_STOPPED: + rc = procEvtPreviewStoppedState(evt, payload); + break; + case QCAMERA_SM_STATE_PREVIEW_READY: + rc = procEvtPreviewReadyState(evt, payload); + break; + case QCAMERA_SM_STATE_PREVIEWING: + rc = procEvtPreviewingState(evt, payload); + break; + case QCAMERA_SM_STATE_PREPARE_SNAPSHOT: + rc = procEvtPrepareSnapshotState(evt, payload); + break; + case QCAMERA_SM_STATE_PIC_TAKING: + rc = procEvtPicTakingState(evt, payload); + break; + case QCAMERA_SM_STATE_RECORDING: + rc = procEvtRecordingState(evt, payload); + break; + case QCAMERA_SM_STATE_VIDEO_PIC_TAKING: + rc = procEvtVideoPicTakingState(evt, payload); + break; + case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING: + rc = procEvtPreviewPicTakingState(evt, payload); + break; + default: + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtPreviewStoppedState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_PREVIEW_STOPPED. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtPreviewStoppedState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + { + rc = m_parent->setPreviewWindow((struct preview_stream_ops *)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_CALLBACKS: + { + qcamera_sm_evt_setcb_payload_t *setcbs = + (qcamera_sm_evt_setcb_payload_t *)payload; + rc = m_parent->setCallBacks(setcbs->notify_cb, + setcbs->data_cb, + setcbs->data_cb_timestamp, + setcbs->get_memory, + setcbs->user); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->enableMsgType(*((int32_t *)payload)); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->disableMsgType(*((int32_t *)payload)); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + { + int enabled = m_parent->msgTypeEnabled(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = enabled; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS: + { + bool needRestart = false; + + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->updateParameters((char*)payload, needRestart); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + { + m_parent->m_memoryPool.clear(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + { + rc = m_parent->commitParameterChanges(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + { + m_parent->setNeedRestart(false); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_GET_PARAMS: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + char* nullParams = (char *)malloc(1); + if (nullParams) { + memset(nullParams, 0, 1); + } + result.params = nullParams; + } else { + result.params = m_parent->getParameters(); + } + rc = result.params ? NO_ERROR : UNKNOWN_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PUT_PARAMS: + { + rc = m_parent->putParameters((char*)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->preparePreview(); + } + if (rc == NO_ERROR) { + //prepare preview success, move to ready state + m_state = QCAMERA_SM_STATE_PREVIEW_READY; + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_PREVIEW: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else if (m_parent->mPreviewWindow == NULL) { + rc = m_parent->preparePreview(); + if(rc == NO_ERROR) { + // preview window is not set yet, move to previewReady state + m_state = QCAMERA_SM_STATE_PREVIEW_READY; + } else { + LOGE("preparePreview failed"); + } + } else { + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + applyDelayedMsgs(); + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + } else { + // start preview success, move to previewing state + m_state = QCAMERA_SM_STATE_PREVIEWING; + } + } + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->preparePreview(); + } + if (rc == NO_ERROR) { + applyDelayedMsgs(); + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + } else { + m_state = QCAMERA_SM_STATE_PREVIEWING; + } + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_PREVIEW: + { + // no op needed here + LOGW("already in preview stopped state, do nothing"); + result.status = NO_ERROR; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + case QCAMERA_SM_EVT_RECORDING_ENABLED: + { + result.status = NO_ERROR; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 0; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RELEASE: + { + rc = m_parent->release(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + { + rc = m_parent->storeMetaDataInBuffers(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DUMP: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->dump(*((int *)payload)); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + rc = m_parent->sendCommand(cmd_payload->cmd, + cmd_payload->arg1, + cmd_payload->arg2); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_START_RECORDING: + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + case QCAMERA_SM_EVT_START_RECORDING: + case QCAMERA_SM_EVT_STOP_RECORDING: + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + case QCAMERA_SM_EVT_TAKE_PICTURE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + case QCAMERA_SM_EVT_CANCEL_PICTURE: + { + // no op needed here + LOGW("No ops for evt(%d) in state(%d)", evt, m_state); + result.status = NO_ERROR; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->cancelAutoFocus(); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_REG_FACE_IMAGE: + { + int32_t faceID = 0; + qcamera_sm_evt_reg_face_payload_t *reg_payload = + (qcamera_sm_evt_reg_face_payload_t *)payload; + rc = m_parent->registerFaceImage(reg_payload->img_ptr, + reg_payload->config, + faceID); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE; + result.handle = faceID; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + { + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->updateThermalLevel(payload); + } + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + default: + LOGE("Invalid internal event %d in state(%d)", + cam_evt->server_event_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + // No ops, but need to notify + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + rc = m_parent->waitDeferredWork(m_parent->mParamInitJob); + if (NO_ERROR != rc) { + LOGE("Param init deferred work failed"); + } else { + rc = m_parent->mParameters.updateFlashMode(internal_evt->led_data); + } + break; + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtPreviewReadyState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_PREVIEW_READY. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtPreviewReadyState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + { + m_parent->setPreviewWindow((struct preview_stream_ops *)payload); + if (m_parent->mPreviewWindow != NULL) { + applyDelayedMsgs(); + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } else { + m_state = QCAMERA_SM_STATE_PREVIEWING; + } + } + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_CALLBACKS: + { + qcamera_sm_evt_setcb_payload_t *setcbs = + (qcamera_sm_evt_setcb_payload_t *)payload; + rc = m_parent->setCallBacks(setcbs->notify_cb, + setcbs->data_cb, + setcbs->data_cb_timestamp, + setcbs->get_memory, + setcbs->user); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + { + rc = m_parent->enableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + { + rc = m_parent->disableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + { + int enabled = m_parent->msgTypeEnabled(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = enabled; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS: + { + bool needRestart = false; + rc = m_parent->updateParameters((char*)payload, needRestart); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + { + LOGD("Stopping preview..."); + // need restart preview for parameters to take effect + m_parent->unpreparePreview(); + // Clear memory pools + m_parent->m_memoryPool.clear(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + { + rc = m_parent->commitParameterChanges(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + { + // prepare preview again + rc = m_parent->preparePreview(); + if (rc != NO_ERROR) { + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } + m_parent->setNeedRestart(false); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_GET_PARAMS: + { + result.params = m_parent->getParameters(); + rc = result.params ? NO_ERROR : UNKNOWN_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PUT_PARAMS: + { + rc = m_parent->putParameters((char*)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + { + // no ops here + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + { + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } else { + m_state = QCAMERA_SM_STATE_PREVIEWING; + } + // no ops here + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_PREVIEW: + { + if (m_parent->mPreviewWindow != NULL) { + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } else { + m_state = QCAMERA_SM_STATE_PREVIEWING; + } + } + // no ops here + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_PREVIEW: + { + m_parent->unpreparePreview(); + rc = 0; + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 1; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RECORDING_ENABLED: + { + rc = 0; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 0; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + { + rc = m_parent->storeMetaDataInBuffers(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DUMP: + { + rc = m_parent->dump(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + { + rc = m_parent->autoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + { + rc = m_parent->cancelAutoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND: + { + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + rc = m_parent->sendCommand(cmd_payload->cmd, + cmd_payload->arg1, + cmd_payload->arg2); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_REG_FACE_IMAGE: + { + int32_t faceID = 0; + qcamera_sm_evt_reg_face_payload_t *reg_payload = + (qcamera_sm_evt_reg_face_payload_t *)payload; + rc = m_parent->registerFaceImage(reg_payload->img_ptr, + reg_payload->config, + faceID); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE; + result.handle = faceID; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_START_RECORDING: + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + case QCAMERA_SM_EVT_START_RECORDING: + case QCAMERA_SM_EVT_STOP_RECORDING: + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + case QCAMERA_SM_EVT_TAKE_PICTURE: + case QCAMERA_SM_EVT_CANCEL_PICTURE: + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + case QCAMERA_SM_EVT_RELEASE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + default: + LOGE("Invalid internal event %d in state(%d)", + cam_evt->server_event_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + // No ops, but need to notify + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + rc = m_parent->mParameters.updateFlashMode(internal_evt->led_data); + break; + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtPreviewingState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_PREVIEWING. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtPreviewingState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + { + // Error setting preview window during previewing + LOGE("Error!! cannot set preview window when preview is running"); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_CALLBACKS: + { + qcamera_sm_evt_setcb_payload_t *setcbs = + (qcamera_sm_evt_setcb_payload_t *)payload; + rc = m_parent->setCallBacks(setcbs->notify_cb, + setcbs->data_cb, + setcbs->data_cb_timestamp, + setcbs->get_memory, + setcbs->user); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + { + int32_t enable_msgs = *((int32_t *)payload); + if (m_bDelayPreviewMsgs && + (enable_msgs & CAMERA_MSG_PREVIEW_FRAME)) { + enable_msgs &= ~CAMERA_MSG_PREVIEW_FRAME; + m_DelayedMsgs = CAMERA_MSG_PREVIEW_FRAME; + } + rc = m_parent->enableMsgType(enable_msgs); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + { + int32_t disable_msgs = *((int32_t *)payload); + if (m_bDelayPreviewMsgs && m_DelayedMsgs) { + m_DelayedMsgs &= ~disable_msgs; + if (0 == m_DelayedMsgs) { + m_bDelayPreviewMsgs = false; + } + } + rc = m_parent->disableMsgType(disable_msgs); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + { + int32_t msgs = *((int32_t *)payload); + int enabled = m_parent->msgTypeEnabled(msgs); + if (m_bDelayPreviewMsgs && m_DelayedMsgs) { + enabled |= (msgs & m_DelayedMsgs); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = enabled; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS: + { + bool needRestart = false; + rc = m_parent->updateParameters((char*)payload, needRestart); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + { + LOGD("Stopping preview..."); + // stop preview + rc = m_parent->stopPreview(); + // Clear memory pools + m_parent->m_memoryPool.clear(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + { + rc = m_parent->commitParameterChanges(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + { + // start preview again + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + applyDelayedMsgs(); + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + } + if (rc != NO_ERROR) { + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } + } + m_parent->setNeedRestart(false); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_GET_PARAMS: + { + result.params = m_parent->getParameters(); + rc = result.params ? NO_ERROR : UNKNOWN_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PUT_PARAMS: + { + rc = m_parent->putParameters((char*)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + { + // no ops here + LOGW("Already in preview ready state, no ops here"); + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_PREVIEW: + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + { + // no ops here + LOGW("Already in previewing, no ops here to start preview"); + applyDelayedMsgs(); + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_PREVIEW: + { + rc = m_parent->stopPreview(); + applyDelayedMsgs(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + { + applyDelayedMsgs(); + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 1; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RECORDING_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 0; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + { + rc = m_parent->storeMetaDataInBuffers(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DUMP: + { + rc = m_parent->dump(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + { + rc = m_parent->autoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + { + rc = m_parent->cancelAutoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_START_RECORDING: + { + rc = m_parent->preStartRecording(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_RECORDING: + { + rc = m_parent->startRecording(); + if (rc == NO_ERROR) { + // move state to recording state + m_state = QCAMERA_SM_STATE_RECORDING; + applyDelayedMsgs(); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + { + rc = m_parent->prepareHardwareForSnapshot(FALSE); + if (rc == NO_ERROR) { + // Do not signal API result in this case. + // Need to wait for snapshot done in metadta. + m_state = QCAMERA_SM_STATE_PREPARE_SNAPSHOT; + applyDelayedMsgs(); + } else { + // Do not change state in this case. + LOGE("prepareHardwareForSnapshot failed %d", + rc); + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + } + break; + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + { + rc = m_parent->preTakePicture(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_TAKE_PICTURE: + { + LOGL("QCAMERA_SM_EVT_TAKE_PICTURE "); + if ( m_parent->mParameters.getRecordingHintValue() == true) { + m_parent->stopPreview(); + m_parent->mParameters.updateRecordingHintValue(FALSE); + // start preview again + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + } + } + } + if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) { + bool restartPreview = m_parent->isPreviewRestartEnabled(); + if ((restartPreview) && (m_parent->mParameters.getManualCaptureMode() + >= CAM_MANUAL_CAPTURE_TYPE_3)) { + /* stop preview and disable ZSL now */ + m_parent->stopPreview(); + m_parent->mParameters.updateZSLModeValue(FALSE); + m_RestoreZSL = TRUE; + m_bDelayPreviewMsgs = true; + m_state = QCAMERA_SM_STATE_PIC_TAKING; + } else { + m_state = QCAMERA_SM_STATE_PREVIEW_PIC_TAKING; + m_bDelayPreviewMsgs = true; + } + + rc = m_parent->takePicture(); + if (rc != NO_ERROR) { + // move state to previewing state + m_parent->unconfigureAdvancedCapture(); + m_state = QCAMERA_SM_STATE_PREVIEWING; + } + if (!(m_parent->isRetroPicture()) || (rc != NO_ERROR)) { + LOGD("signal API result, m_state = %d", + m_state); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + } else { + m_state = QCAMERA_SM_STATE_PIC_TAKING; + rc = m_parent->takePicture(); + if (rc != NO_ERROR) { + int32_t temp_rc = NO_ERROR; + // move state to preview stopped state + m_parent->unconfigureAdvancedCapture(); + m_parent->stopPreview(); + // start preview again + temp_rc = m_parent->preparePreview(); + if (temp_rc == NO_ERROR) { + temp_rc = m_parent->startPreview(); + if (temp_rc != NO_ERROR) { + m_parent->unpreparePreview(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } else { + m_state = QCAMERA_SM_STATE_PREVIEWING; + } + } else { + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND: + { + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + rc = m_parent->sendCommand(cmd_payload->cmd, + cmd_payload->arg1, + cmd_payload->arg2); + m_bPreviewNeedsRestart = + (QCAMERA_SM_EVT_RESTART_PERVIEW == cmd_payload->arg1); + m_bPreviewDelayedRestart = + (QCAMERA_SM_EVT_DELAYED_RESTART == cmd_payload->arg2); + +#ifndef VANILLA_HAL + if ((CAMERA_CMD_LONGSHOT_ON == cmd_payload->cmd) && + (m_bPreviewNeedsRestart)) { + m_parent->stopPreview(); + // Clear memory pools + m_parent->m_memoryPool.clear(); + + if (!m_bPreviewDelayedRestart) { + // start preview again + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + applyDelayedMsgs(); + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + } + } + } + } +#endif + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND_RESTART: + { +#ifndef VANILLA_HAL + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + if ((CAMERA_CMD_LONGSHOT_ON == cmd_payload->cmd) && + (m_bPreviewNeedsRestart) && + (m_bPreviewDelayedRestart)) { + // start preview again + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + } + } + } +#endif + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_REG_FACE_IMAGE: + { + int32_t faceID = 0; + qcamera_sm_evt_reg_face_payload_t *reg_payload = + (qcamera_sm_evt_reg_face_payload_t *)payload; + rc = m_parent->registerFaceImage(reg_payload->img_ptr, + reg_payload->config, + faceID); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE; + result.handle = faceID; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_CANCEL_PICTURE: + case QCAMERA_SM_EVT_STOP_RECORDING: + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + case QCAMERA_SM_EVT_RELEASE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE: + rc = m_parent->processAutoFocusEvent(internal_evt->focus_data); + break; + case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE: + break; + case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT: + rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data); + break; + case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS: + rc = m_parent->processHistogramStats(internal_evt->stats_data); + break; + case QCAMERA_INTERNAL_EVT_CROP_INFO: + rc = m_parent->processZoomEvent(internal_evt->crop_data); + break; + case QCAMERA_INTERNAL_EVT_ASD_UPDATE: + rc = m_parent->processASDUpdate(internal_evt->asd_data); + break; + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + rc = m_parent->mParameters.updateFlashMode(internal_evt->led_data); + break; + case QCAMERA_INTERNAL_EVT_AWB_UPDATE: + rc = m_parent->transAwbMetaToParams(internal_evt->awb_data); + break; + case QCAMERA_INTERNAL_EVT_AE_UPDATE: + rc = m_parent->processAEInfo(internal_evt->ae_data); + break; + case QCAMERA_INTERNAL_EVT_FOCUS_POS_UPDATE: + rc = m_parent->processFocusPositionInfo(internal_evt->focus_pos); + break; + case QCAMERA_INTERNAL_EVT_HDR_UPDATE: + rc = m_parent->processHDRData(internal_evt->hdr_data); + break; + case QCAMERA_INTERNAL_EVT_RETRO_AEC_UNLOCK: + rc = m_parent->processRetroAECUnlock(); + break; + case QCAMERA_INTERNAL_EVT_ZSL_CAPTURE_DONE: + rc = m_parent->processZSLCaptureDone(); + break; + default: + LOGE("Invalid internal event %d in state(%d)", + internal_evt->evt_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + default: + LOGW("no handling for server evt (%d) at this state", + cam_evt->server_event_type); + break; + } + } + break; + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + { + rc = m_parent->updateThermalLevel(payload); + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + // No ops, but need to notify + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + { + m_parent->stopPreview(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + { + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + rc = m_parent->startPreview(); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtPrepareSnapshotState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_PREPARE_SNAPSHOT. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtPrepareSnapshotState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + case QCAMERA_SM_EVT_SET_CALLBACKS: + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + case QCAMERA_SM_EVT_SET_PARAMS: + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + case QCAMERA_SM_EVT_GET_PARAMS: + case QCAMERA_SM_EVT_PUT_PARAMS: + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + case QCAMERA_SM_EVT_START_PREVIEW: + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + case QCAMERA_SM_EVT_STOP_PREVIEW: + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + case QCAMERA_SM_EVT_RECORDING_ENABLED: + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + case QCAMERA_SM_EVT_DUMP: + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + case QCAMERA_SM_EVT_PRE_START_RECORDING: + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + case QCAMERA_SM_EVT_START_RECORDING: + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + case QCAMERA_SM_EVT_TAKE_PICTURE: + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + case QCAMERA_SM_EVT_SEND_COMMAND: + case QCAMERA_SM_EVT_CANCEL_PICTURE: + case QCAMERA_SM_EVT_STOP_RECORDING: + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + case QCAMERA_SM_EVT_RELEASE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE: + rc = m_parent->processAutoFocusEvent(internal_evt->focus_data); + break; + case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE: + m_parent->processPrepSnapshotDoneEvent(internal_evt->prep_snapshot_state); + m_state = QCAMERA_SM_STATE_PREVIEWING; + + result.status = NO_ERROR; + result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + break; + case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT: + rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data); + break; + case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS: + rc = m_parent->processHistogramStats(internal_evt->stats_data); + break; + case QCAMERA_INTERNAL_EVT_CROP_INFO: + rc = m_parent->processZoomEvent(internal_evt->crop_data); + break; + case QCAMERA_INTERNAL_EVT_ASD_UPDATE: + rc = m_parent->processASDUpdate(internal_evt->asd_data); + break; + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + case QCAMERA_INTERNAL_EVT_AWB_UPDATE: + rc = m_parent->transAwbMetaToParams(internal_evt->awb_data); + break; + case QCAMERA_INTERNAL_EVT_AE_UPDATE: + rc = m_parent->processAEInfo(internal_evt->ae_data); + break; + case QCAMERA_INTERNAL_EVT_FOCUS_POS_UPDATE: + rc = m_parent->processFocusPositionInfo(internal_evt->focus_pos); + break; + case QCAMERA_INTERNAL_EVT_HDR_UPDATE: + rc = m_parent->processHDRData(internal_evt->hdr_data); + break; + case QCAMERA_INTERNAL_EVT_RETRO_AEC_UNLOCK: + rc = m_parent->processRetroAECUnlock(); + break; + case QCAMERA_INTERNAL_EVT_ZSL_CAPTURE_DONE: + rc = m_parent->processZSLCaptureDone(); + break; + default: + LOGE("Invalid internal event %d in state(%d)", + internal_evt->evt_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + // Send internal events to stop indefinite wait on prepare + // snapshot done event. + result.status = rc; + result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + + result.status = rc; + result.request_api = QCAMERA_SM_EVT_TAKE_PICTURE; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + default: + LOGE("Invalid internal event %d in state(%d)", + cam_evt->server_event_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + // No ops, but need to notify + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + { + rc = m_parent->updateThermalLevel(payload); + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtPicTakingState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_PIC_TAKING. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtPicTakingState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + { + // Error setting preview window during previewing + LOGE("Error!! cannot set preview window when preview is running"); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_CALLBACKS: + { + qcamera_sm_evt_setcb_payload_t *setcbs = + (qcamera_sm_evt_setcb_payload_t *)payload; + rc = m_parent->setCallBacks(setcbs->notify_cb, + setcbs->data_cb, + setcbs->data_cb_timestamp, + setcbs->get_memory, + setcbs->user); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + { + rc = m_parent->enableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + { + rc = m_parent->disableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + { + int enabled = m_parent->msgTypeEnabled(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = enabled; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS: + { + bool needRestart = false; + rc = m_parent->updateParameters((char*)payload, needRestart); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + { + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + { + rc = m_parent->commitParameterChanges(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + { + m_parent->setNeedRestart(false); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_GET_PARAMS: + { + result.params = m_parent->getParameters(); + rc = result.params ? NO_ERROR : UNKNOWN_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PUT_PARAMS: + { + rc = m_parent->putParameters((char*)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_PREVIEW: + { + // cancel picture first + rc = m_parent->cancelPicture(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 0; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RECORDING_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 0; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + { + rc = m_parent->storeMetaDataInBuffers(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DUMP: + { + rc = m_parent->dump(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + { + rc = m_parent->autoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + { + rc = m_parent->cancelAutoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND: + { + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + rc = m_parent->sendCommand(cmd_payload->cmd, + cmd_payload->arg1, + cmd_payload->arg2); +#ifndef VANILLA_HAL + if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) { + // move state to previewing state + m_state = QCAMERA_SM_STATE_PREVIEWING; + } +#endif + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_CANCEL_PICTURE: + { + rc = m_parent->cancelPicture(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_REG_FACE_IMAGE: + { + int32_t faceID = 0; + qcamera_sm_evt_reg_face_payload_t *reg_payload = + (qcamera_sm_evt_reg_face_payload_t *)payload; + rc = m_parent->registerFaceImage(reg_payload->img_ptr, + reg_payload->config, + faceID); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE; + result.handle = faceID; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + { + if ( m_parent->isLongshotEnabled() ) { + // no ops here, need to singal NO_ERROR + rc = NO_ERROR; + } else { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + } + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_TAKE_PICTURE: + { + if ( m_parent->isLongshotEnabled() ) { + rc = m_parent->longShot(); + } else { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + } + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + case QCAMERA_SM_EVT_PRE_START_RECORDING: + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + case QCAMERA_SM_EVT_START_RECORDING: + case QCAMERA_SM_EVT_STOP_RECORDING: + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + case QCAMERA_SM_EVT_START_PREVIEW: + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + case QCAMERA_SM_EVT_RELEASE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE: + rc = m_parent->processAutoFocusEvent(internal_evt->focus_data); + break; + case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE: + break; + case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT: + break; + case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS: + break; + case QCAMERA_INTERNAL_EVT_CROP_INFO: + rc = m_parent->processZoomEvent(internal_evt->crop_data); + break; + case QCAMERA_INTERNAL_EVT_ASD_UPDATE: + rc = m_parent->processASDUpdate(internal_evt->asd_data); + break; + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + case QCAMERA_INTERNAL_EVT_AWB_UPDATE: + rc = m_parent->transAwbMetaToParams(internal_evt->awb_data); + break; + case QCAMERA_INTERNAL_EVT_AE_UPDATE: + rc = m_parent->processAEInfo(internal_evt->ae_data); + break; + case QCAMERA_INTERNAL_EVT_FOCUS_POS_UPDATE: + rc = m_parent->processFocusPositionInfo(internal_evt->focus_pos); + break; + case QCAMERA_INTERNAL_EVT_HDR_UPDATE: + rc = m_parent->processHDRData(internal_evt->hdr_data); + break; + case QCAMERA_INTERNAL_EVT_RETRO_AEC_UNLOCK: + rc = m_parent->processRetroAECUnlock(); + break; + case QCAMERA_INTERNAL_EVT_ZSL_CAPTURE_DONE: + rc = m_parent->processZSLCaptureDone(); + break; + default: + break; + } + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + // Send internal events to stop indefinite wait on prepare + // snapshot done event. + result.status = rc; + result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + + result.status = rc; + result.request_api = QCAMERA_SM_EVT_TAKE_PICTURE; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + case CAM_EVENT_TYPE_CAC_DONE: + if (m_parent->isCACEnabled() || m_parent->mParameters.isOEMFeatEnabled()) { + LOGD("[LONG_SHOT_DBG] : Received CAC Done"); + if (m_parent->isLongshotEnabled() + && !m_parent->isCaptureShutterEnabled()) { + // play shutter sound for longshot + // after CAC stage is done + m_parent->playShutter(); + } + m_parent->mCACDoneReceived = TRUE; + } + break; + default: + LOGH("no handling for server evt (%d) at this state", + cam_evt->server_event_type); + break; + } + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + { + qcamera_jpeg_evt_payload_t *jpeg_job = + (qcamera_jpeg_evt_payload_t *)payload; + rc = m_parent->processJpegNotify(jpeg_job); + } + break; + case QCAMERA_SM_EVT_STOP_CAPTURE_CHANNEL: + { + bool restartPreview = m_parent->isPreviewRestartEnabled(); + rc = m_parent->stopCaptureChannel(restartPreview); + + if (restartPreview && (NO_ERROR == rc)) { + rc = m_parent->preparePreview(); + if (NO_ERROR == rc) { + m_parent->m_bPreviewStarted = true; + applyDelayedMsgs(); + rc = m_parent->startPreview(); + } + } + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + rc = m_parent->cancelPicture(); + + bool restartPreview = m_parent->isPreviewRestartEnabled(); + if (restartPreview) { + if (m_parent->mParameters.getManualCaptureMode() + >= CAM_MANUAL_CAPTURE_TYPE_3) { + m_parent->mParameters.updateZSLModeValue(m_RestoreZSL); + m_RestoreZSL = FALSE; + rc = m_parent->preparePreview(); + if (NO_ERROR == rc) { + m_parent->m_bPreviewStarted = true; + applyDelayedMsgs(); + rc = m_parent->startPreview(); + } + } + m_state = QCAMERA_SM_STATE_PREVIEWING; + } else { + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + } + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + { + rc = m_parent->updateThermalLevel(payload); + } + break; + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtRecordingState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_RECORDING. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtRecordingState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + case QCAMERA_SM_EVT_START_PREVIEW: + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + { + // WA: CTS test VideoSnapshot will try to + // start preview during video recording. + LOGH("CTS video restart op"); + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_CALLBACKS: + { + qcamera_sm_evt_setcb_payload_t *setcbs = + (qcamera_sm_evt_setcb_payload_t *)payload; + rc = m_parent->setCallBacks(setcbs->notify_cb, + setcbs->data_cb, + setcbs->data_cb_timestamp, + setcbs->get_memory, + setcbs->user); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + { + rc = m_parent->enableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + { + rc = m_parent->disableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + { + int enabled = m_parent->msgTypeEnabled(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = enabled; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS: + { + bool needRestart = false; + rc = m_parent->updateParameters((char*)payload, needRestart); + if (rc == NO_ERROR) { + if (needRestart) { + // cannot set parameters that requires restart during recording + LOGE("Error!! cannot set parameters that requires restart during recording"); + rc = BAD_VALUE; + } + } + if (rc != NO_ERROR) { + m_parent->setNeedRestart(false); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + { + rc = m_parent->commitParameterChanges(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + { + ALOGE("%s: Error!! cannot handle evt(%d) in state(%d)", __func__, evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_GET_PARAMS: + { + result.params = m_parent->getParameters(); + rc = result.params ? NO_ERROR : UNKNOWN_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PUT_PARAMS: + { + rc = m_parent->putParameters((char*)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 0; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RECORDING_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 1; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + { + rc = m_parent->storeMetaDataInBuffers(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DUMP: + { + rc = m_parent->dump(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + { + rc = m_parent->autoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + { + rc = m_parent->cancelAutoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND: + { + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + rc = m_parent->sendCommand(cmd_payload->cmd, + cmd_payload->arg1, + cmd_payload->arg2); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + { + // No ops here, send NO_ERROR. + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_TAKE_PICTURE: + { + m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING; + rc = m_parent->takeLiveSnapshot(); + if (rc != NO_ERROR) { + m_parent->unconfigureAdvancedCapture(); + m_state = QCAMERA_SM_STATE_RECORDING; + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_START_RECORDING: + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + case QCAMERA_SM_EVT_START_RECORDING: + { + // no ops here + LOGW("already in recording state, no ops for start_recording"); + rc = 0; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_RECORDING: + { + rc = m_parent->stopRecording(); + m_state = QCAMERA_SM_STATE_PREVIEWING; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_PREVIEW: + { + rc = m_parent->stopRecording(); + m_state = QCAMERA_SM_STATE_PREVIEWING; + + rc = m_parent->stopPreview(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + { + rc = m_parent->releaseRecordingFrame((const void *)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_REG_FACE_IMAGE: + { + int32_t faceID = 0; + qcamera_sm_evt_reg_face_payload_t *reg_payload = + (qcamera_sm_evt_reg_face_payload_t *)payload; + rc = m_parent->registerFaceImage(reg_payload->img_ptr, + reg_payload->config, + faceID); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE; + result.handle = faceID; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + { + //In Video snapshot, prepare hardware is a no-op. + result.status = NO_ERROR; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_CANCEL_PICTURE: + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + case QCAMERA_SM_EVT_RELEASE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE: + rc = m_parent->processAutoFocusEvent(internal_evt->focus_data); + break; + case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE: + break; + case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT: + rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data); + break; + case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS: + rc = m_parent->processHistogramStats(internal_evt->stats_data); + break; + case QCAMERA_INTERNAL_EVT_CROP_INFO: + rc = m_parent->processZoomEvent(internal_evt->crop_data); + break; + case QCAMERA_INTERNAL_EVT_ASD_UPDATE: + rc = m_parent->processASDUpdate(internal_evt->asd_data); + break; + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + case QCAMERA_INTERNAL_EVT_AWB_UPDATE: + rc = m_parent->transAwbMetaToParams(internal_evt->awb_data); + break; + case QCAMERA_INTERNAL_EVT_AE_UPDATE: + rc = m_parent->processAEInfo(internal_evt->ae_data); + break; + case QCAMERA_INTERNAL_EVT_FOCUS_POS_UPDATE: + rc = m_parent->processFocusPositionInfo(internal_evt->focus_pos); + break; + case QCAMERA_INTERNAL_EVT_HDR_UPDATE: + rc = m_parent->processHDRData(internal_evt->hdr_data); + break; + case QCAMERA_INTERNAL_EVT_RETRO_AEC_UNLOCK: + rc = m_parent->processRetroAECUnlock(); + break; + case QCAMERA_INTERNAL_EVT_ZSL_CAPTURE_DONE: + rc = m_parent->processZSLCaptureDone(); + break; + default: + break; + } + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + default: + LOGE("Invalid internal event %d in state(%d)", + cam_evt->server_event_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + { + rc = m_parent->updateThermalLevel(payload); + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + // No ops, but need to notify + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtVideoPicTakingState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_VIDEO_PIC_TAKING. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtVideoPicTakingState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + { + // Error setting preview window during previewing + LOGE("Error!! cannot set preview window when preview is running"); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_CALLBACKS: + { + qcamera_sm_evt_setcb_payload_t *setcbs = + (qcamera_sm_evt_setcb_payload_t *)payload; + rc = m_parent->setCallBacks(setcbs->notify_cb, + setcbs->data_cb, + setcbs->data_cb_timestamp, + setcbs->get_memory, + setcbs->user); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + { + rc = m_parent->enableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + { + rc = m_parent->disableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + { + int enabled = m_parent->msgTypeEnabled(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = enabled; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS: + { + bool needRestart = false; + rc = m_parent->updateParameters((char*)payload, needRestart); + if (rc == NO_ERROR) { + if (needRestart) { + // cannot set parameters that requires restart during recording + LOGE("Error!! cannot set parameters that requires restart during recording"); + rc = BAD_VALUE; + } + } + if (rc != NO_ERROR) { + m_parent->setNeedRestart(false); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + { + rc = m_parent->commitParameterChanges(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + { + ALOGE("%s: Error!! cannot handle evt(%d) in state(%d)", __func__, evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_GET_PARAMS: + { + result.params = m_parent->getParameters(); + rc = result.params ? NO_ERROR : UNKNOWN_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PUT_PARAMS: + { + rc = m_parent->putParameters((char*)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 1; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RECORDING_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 1; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + { + rc = m_parent->storeMetaDataInBuffers(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DUMP: + { + rc = m_parent->dump(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + { + rc = m_parent->autoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + { + rc = m_parent->cancelAutoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND: + { + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + rc = m_parent->sendCommand(cmd_payload->cmd, + cmd_payload->arg1, + cmd_payload->arg2); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_RECORDING: + { + rc = m_parent->cancelLiveSnapshot(); + m_state = QCAMERA_SM_STATE_RECORDING; + + rc = m_parent->stopRecording(); + m_state = QCAMERA_SM_STATE_PREVIEWING; + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + { + rc = m_parent->releaseRecordingFrame((const void *)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_CANCEL_PICTURE: + { + rc = m_parent->cancelLiveSnapshot(); + m_state = QCAMERA_SM_STATE_RECORDING; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_REG_FACE_IMAGE: + { + int32_t faceID = 0; + qcamera_sm_evt_reg_face_payload_t *reg_payload = + (qcamera_sm_evt_reg_face_payload_t *)payload; + rc = m_parent->registerFaceImage(reg_payload->img_ptr, + reg_payload->config, + faceID); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE; + result.handle = faceID; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_PREVIEW: + { + rc = m_parent->cancelLiveSnapshot(); + m_state = QCAMERA_SM_STATE_RECORDING; + + rc = m_parent->stopRecording(); + m_state = QCAMERA_SM_STATE_PREVIEWING; + + rc = m_parent->stopPreview(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_START_RECORDING: + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + case QCAMERA_SM_EVT_START_RECORDING: + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + case QCAMERA_SM_EVT_START_PREVIEW: + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + case QCAMERA_SM_EVT_TAKE_PICTURE: + case QCAMERA_SM_EVT_RELEASE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE: + rc = m_parent->processAutoFocusEvent(internal_evt->focus_data); + break; + case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE: + break; + case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT: + rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data); + break; + case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS: + rc = m_parent->processHistogramStats(internal_evt->stats_data); + break; + case QCAMERA_INTERNAL_EVT_CROP_INFO: + rc = m_parent->processZoomEvent(internal_evt->crop_data); + break; + case QCAMERA_INTERNAL_EVT_ASD_UPDATE: + rc = m_parent->processASDUpdate(internal_evt->asd_data); + break; + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + case QCAMERA_INTERNAL_EVT_AWB_UPDATE: + rc = m_parent->transAwbMetaToParams(internal_evt->awb_data); + break; + case QCAMERA_INTERNAL_EVT_AE_UPDATE: + rc = m_parent->processAEInfo(internal_evt->ae_data); + break; + case QCAMERA_INTERNAL_EVT_FOCUS_POS_UPDATE: + rc = m_parent->processFocusPositionInfo(internal_evt->focus_pos); + break; + case QCAMERA_INTERNAL_EVT_HDR_UPDATE: + rc = m_parent->processHDRData(internal_evt->hdr_data); + break; + case QCAMERA_INTERNAL_EVT_RETRO_AEC_UNLOCK: + rc = m_parent->processRetroAECUnlock(); + break; + case QCAMERA_INTERNAL_EVT_ZSL_CAPTURE_DONE: + rc = m_parent->processZSLCaptureDone(); + break; + default: + break; + } + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + default: + LOGE("Invalid internal event %d in state(%d)", + cam_evt->server_event_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + { + qcamera_jpeg_evt_payload_t *jpeg_job = + (qcamera_jpeg_evt_payload_t *)payload; + rc = m_parent->processJpegNotify(jpeg_job); + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + rc = m_parent->cancelLiveSnapshot(); + m_state = QCAMERA_SM_STATE_RECORDING; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + { + rc = m_parent->updateThermalLevel(payload); + } + break; + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : procEvtPreviewPicTakingState + * + * DESCRIPTION: finite state machine function to handle event in state of + * QCAMERA_SM_STATE_PREVIEW_PIC_TAKING. + * + * PARAMETERS : + * @evt : event to be processed + * @payload : event payload. Can be NULL if not needed. + * + * RETURN : int32_t type of status + * NO_ERROR -- success + * none-zero failure code + *==========================================================================*/ +int32_t QCameraStateMachine::procEvtPreviewPicTakingState(qcamera_sm_evt_enum_t evt, + void *payload) +{ + int32_t rc = NO_ERROR; + qcamera_api_result_t result; + memset(&result, 0, sizeof(qcamera_api_result_t)); + + LOGL("event (%d)", evt); + switch (evt) { + case QCAMERA_SM_EVT_SET_CALLBACKS: + { + qcamera_sm_evt_setcb_payload_t *setcbs = + (qcamera_sm_evt_setcb_payload_t *)payload; + rc = m_parent->setCallBacks(setcbs->notify_cb, + setcbs->data_cb, + setcbs->data_cb_timestamp, + setcbs->get_memory, + setcbs->user); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_ENABLE_MSG_TYPE: + { + rc = m_parent->enableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DISABLE_MSG_TYPE: + { + rc = m_parent->disableMsgType(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_MSG_TYPE_ENABLED: + { + int enabled = m_parent->msgTypeEnabled(*((int32_t *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = enabled; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS: + { + bool needRestart = false; + rc = m_parent->updateParameters((char*)payload, needRestart); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_STOP: + { + // need restart preview for parameters to take effect + LOGD("Stopping preview..."); + // stop preview + rc = m_parent->stopPreview(); + // Clear memory pools + m_parent->m_memoryPool.clear(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_COMMIT: + { + // commit parameter changes to server + rc = m_parent->commitParameterChanges(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SET_PARAMS_RESTART: + { + // start preview again + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + applyDelayedMsgs(); + rc = m_parent->startPreview(); + if (rc != NO_ERROR) { + m_parent->unpreparePreview(); + } + } + if (rc != NO_ERROR) { + m_state = QCAMERA_SM_STATE_PIC_TAKING; + } + m_parent->setNeedRestart(false); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_GET_PARAMS: + { + result.params = m_parent->getParameters(); + rc = result.params ? NO_ERROR : UNKNOWN_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_PARAMS; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PUT_PARAMS: + { + rc = m_parent->putParameters((char*)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PREVIEW_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 1; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RECORDING_ENABLED: + { + rc = NO_ERROR; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_ENABLE_FLAG; + result.enabled = 0; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STORE_METADATA_IN_BUFS: + { + rc = m_parent->storeMetaDataInBuffers(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_DUMP: + { + rc = m_parent->dump(*((int *)payload)); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_AUTO_FOCUS: + { + rc = m_parent->autoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_AUTO_FOCUS: + { + rc = m_parent->cancelAutoFocus(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_SEND_COMMAND: + { + qcamera_sm_evt_command_payload_t *cmd_payload = + (qcamera_sm_evt_command_payload_t *)payload; + rc = m_parent->sendCommand(cmd_payload->cmd, + cmd_payload->arg1, + cmd_payload->arg2); +#ifndef VANILLA_HAL + if ( CAMERA_CMD_LONGSHOT_OFF == cmd_payload->cmd ) { + // move state to previewing state + m_state = QCAMERA_SM_STATE_PREVIEWING; + } +#endif + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RELEASE_RECORIDNG_FRAME: + { + rc = m_parent->releaseRecordingFrame((const void *)payload); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_CANCEL_PICTURE: + { + if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) { + rc = m_parent->cancelPicture(); + } else { + rc = m_parent->cancelLiveSnapshot(); + } + m_state = QCAMERA_SM_STATE_PREVIEWING; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_STOP_PREVIEW: + { + if (m_parent->isZSLMode()) { + // cancel picture first + rc = m_parent->cancelPicture(); + m_parent->stopChannel(QCAMERA_CH_TYPE_ZSL); + } else if (m_parent->isLongshotEnabled()) { + // just cancel picture + rc = m_parent->cancelPicture(); + } else { + rc = m_parent->cancelLiveSnapshot(); + m_parent->stopChannel(QCAMERA_CH_TYPE_PREVIEW); + } + // unprepare preview + m_parent->unpreparePreview(); + m_state = QCAMERA_SM_STATE_PREVIEW_STOPPED; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_START_RECORDING: + { + if (m_parent->isZSLMode()) { + LOGE("Error!! cannot handle evt(%d) in state(%d) in ZSL mode", evt, m_state); + rc = INVALID_OPERATION; + } else if (m_parent->isLongshotEnabled()) { + LOGE("Error!! cannot handle evt(%d) in state(%d) in Longshot mode", evt, m_state); + rc = INVALID_OPERATION; + } else { + rc = m_parent->preStartRecording(); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_START_RECORDING: + { + if (m_parent->isZSLMode()) { + LOGE("Error!! cannot handle evt(%d) in state(%d) in ZSL mode", + evt, m_state); + rc = INVALID_OPERATION; + } else if (m_parent->isLongshotEnabled()) { + LOGE("Error!! cannot handle evt(%d) in state(%d) in Longshot mode", + evt, m_state); + rc = INVALID_OPERATION; + } else { + rc = m_parent->startRecording(); + if (rc == NO_ERROR) { + m_state = QCAMERA_SM_STATE_VIDEO_PIC_TAKING; + } + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_REG_FACE_IMAGE: + { + int32_t faceID = 0; + qcamera_sm_evt_reg_face_payload_t *reg_payload = + (qcamera_sm_evt_reg_face_payload_t *)payload; + rc = m_parent->registerFaceImage(reg_payload->img_ptr, + reg_payload->config, + faceID); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_HANDLE; + result.handle = faceID; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_PRE_TAKE_PICTURE: + { + if ( m_parent->isLongshotEnabled() ) { + // no ops here, need to singal NO_ERROR + rc = NO_ERROR; + } else { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + } + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_TAKE_PICTURE: + { + if ( m_parent->isLongshotEnabled() ) { + rc = m_parent->longShot(); + } else { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + } + + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + + case QCAMERA_SM_EVT_PREPARE_SNAPSHOT: + { + LOGD("Prepare Snapshot"); + if (m_parent->isRetroPicture()) { + LOGD("Prepare Snapshot in Retro Mode"); + rc = m_parent->prepareHardwareForSnapshot(FALSE); + if (rc != NO_ERROR) { + LOGE("prepareHardwareForSnapshot failed %d", + rc); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + } + else { + LOGE("Error!! cannot handle evt(%d) in state(%d)", + evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + } + break; + case QCAMERA_SM_EVT_STOP_RECORDING: + case QCAMERA_SM_EVT_PREPARE_PREVIEW: + case QCAMERA_SM_EVT_START_PREVIEW: + case QCAMERA_SM_EVT_START_NODISPLAY_PREVIEW: + case QCAMERA_SM_EVT_SET_PREVIEW_WINDOW: + case QCAMERA_SM_EVT_RELEASE: + { + LOGE("Error!! cannot handle evt(%d) in state(%d)", evt, m_state); + rc = INVALID_OPERATION; + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_EVT_INTERNAL: + { + qcamera_sm_internal_evt_payload_t *internal_evt = + (qcamera_sm_internal_evt_payload_t *)payload; + switch (internal_evt->evt_type) { + case QCAMERA_INTERNAL_EVT_FOCUS_UPDATE: + rc = m_parent->processAutoFocusEvent(internal_evt->focus_data); + break; + case QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE: + LOGD("Received QCAMERA_INTERNAL_EVT_PREP_SNAPSHOT_DONE event"); + if (m_parent->isRetroPicture()) { + m_parent->processPrepSnapshotDoneEvent(internal_evt->prep_snapshot_state); + LOGD("Retro picture"); + result.status = NO_ERROR; + result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + else { + LOGE("Invalid Case for " + "QCAMERA_INTERNAL_EVT_READY_FOR_SNAPSHOT event"); + } + break; + case QCAMERA_INTERNAL_EVT_FACE_DETECT_RESULT: + rc = m_parent->processFaceDetectionResult(&internal_evt->faces_data); + break; + case QCAMERA_INTERNAL_EVT_READY_FOR_SNAPSHOT: + // This is valid only in Retro picture Mode + if (m_parent->isRetroPicture()) { + LOGD("Received QCAMERA_INTERNAL_EVT_READY_FOR_SNAPSHOT event"); + result.status = NO_ERROR; + result.request_api = QCAMERA_SM_EVT_TAKE_PICTURE; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + else { + LOGD("Wrong Case for QCAMERA_INTERNAL_EVT_READY_FOR_SNAPSHOT event"); + } + break; + case QCAMERA_INTERNAL_EVT_HISTOGRAM_STATS: + rc = m_parent->processHistogramStats(internal_evt->stats_data); + break; + case QCAMERA_INTERNAL_EVT_CROP_INFO: + rc = m_parent->processZoomEvent(internal_evt->crop_data); + break; + case QCAMERA_INTERNAL_EVT_ASD_UPDATE: + rc = m_parent->processASDUpdate(internal_evt->asd_data); + break; + case QCAMERA_INTERNAL_EVT_LED_MODE_OVERRIDE: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + case QCAMERA_INTERNAL_EVT_AWB_UPDATE: + rc = m_parent->transAwbMetaToParams(internal_evt->awb_data); + break; + case QCAMERA_INTERNAL_EVT_AE_UPDATE: + rc = m_parent->processAEInfo(internal_evt->ae_data); + break; + case QCAMERA_INTERNAL_EVT_FOCUS_POS_UPDATE: + rc = m_parent->processFocusPositionInfo(internal_evt->focus_pos); + break; + case QCAMERA_INTERNAL_EVT_HDR_UPDATE: + rc = m_parent->processHDRData(internal_evt->hdr_data); + break; + case QCAMERA_INTERNAL_EVT_RETRO_AEC_UNLOCK: + rc = m_parent->processRetroAECUnlock(); + break; + case QCAMERA_INTERNAL_EVT_ZSL_CAPTURE_DONE: + rc = m_parent->processZSLCaptureDone(); + break; + default: + break; + } + } + break; + case QCAMERA_SM_EVT_EVT_NOTIFY: + { + mm_camera_event_t *cam_evt = (mm_camera_event_t *)payload; + switch (cam_evt->server_event_type) { + case CAM_EVENT_TYPE_DAEMON_DIED: + { + // Send internal events to stop indefinite wait on prepare + // snapshot done event. + result.status = rc; + result.request_api = QCAMERA_SM_EVT_PREPARE_SNAPSHOT; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + + result.status = rc; + result.request_api = QCAMERA_SM_EVT_TAKE_PICTURE; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + + m_parent->sendEvtNotify(CAMERA_MSG_ERROR, + CAMERA_ERROR_SERVER_DIED, + 0); + } + break; + case CAM_EVENT_TYPE_CAC_DONE: + if (m_parent->isCACEnabled() || m_parent->mParameters.isOEMFeatEnabled()) { + LOGD("[LONG_SHOT_DBG] : Received CAC Done"); + if ((m_parent->isLongshotEnabled()) + && (!m_parent->isCaptureShutterEnabled())) { + // play shutter sound for longshot + // after CAC stage is done + m_parent->playShutter(); + } + m_parent->mCACDoneReceived = TRUE; + } + break; + default: + LOGE("Invalid internal event %d in state(%d)", + cam_evt->server_event_type, m_state); + break; + } + } + break; + case QCAMERA_SM_EVT_JPEG_EVT_NOTIFY: + { + LOGL("Calling Process Jpeg Notify"); + qcamera_jpeg_evt_payload_t *jpeg_job = + (qcamera_jpeg_evt_payload_t *)payload; + rc = m_parent->processJpegNotify(jpeg_job); + } + break; + case QCAMERA_SM_EVT_SNAPSHOT_DONE: + { + LOGL("Snapshot Done"); + if (m_parent->isZSLMode() || m_parent->isLongshotEnabled()) { + rc = m_parent->cancelPicture(); + } else { + rc = m_parent->cancelLiveSnapshot(); + } + m_state = QCAMERA_SM_STATE_PREVIEWING; + if (m_parent->isRetroPicture()){ + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + LOGL("\n Signalling for JPEG snapshot done!!"); + m_parent->signalAPIResult(&result); + + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalEvtResult(&result); + } + break; + case QCAMERA_SM_EVT_THERMAL_NOTIFY: + { + rc = m_parent->updateThermalLevel(payload); + } + break; + case QCAMERA_SM_EVT_RESTART_STOP_PREVIEW: + { + m_parent->stopPreview(); + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + case QCAMERA_SM_EVT_RESTART_START_PREVIEW: + { + rc = m_parent->preparePreview(); + if (rc == NO_ERROR) { + rc = m_parent->startPreview(); + } + result.status = rc; + result.request_api = evt; + result.result_type = QCAMERA_API_RESULT_TYPE_DEF; + m_parent->signalAPIResult(&result); + } + break; + default: + LOGW("Cannot handle evt(%d) in state(%d)", evt, m_state); + break; + } + + return rc; +} + +/*=========================================================================== + * FUNCTION : isRecording + * + * DESCRIPTION: check if recording is in process. + * + * PARAMETERS : None + * + * RETURN : true -- recording + * false -- not in recording mode + *==========================================================================*/ +bool QCameraStateMachine::isRecording() +{ + switch (m_state) { + case QCAMERA_SM_STATE_RECORDING: + case QCAMERA_SM_STATE_VIDEO_PIC_TAKING: + return true; + default: + return false; + } +} + +/*=========================================================================== + * FUNCTION : isPreviewRunning + * + * DESCRIPTION: check if preview is in process. + * + * PARAMETERS : None + * + * RETURN : true -- preview running + * false -- preview stopped + *==========================================================================*/ +bool QCameraStateMachine::isPreviewRunning() +{ + switch (m_state) { + case QCAMERA_SM_STATE_PREVIEWING: + case QCAMERA_SM_STATE_RECORDING: + case QCAMERA_SM_STATE_VIDEO_PIC_TAKING: + case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING: + case QCAMERA_SM_STATE_PREPARE_SNAPSHOT: + case QCAMERA_SM_STATE_PREVIEW_READY: + return true; + default: + return false; + } +} + +/*=========================================================================== + * FUNCTION : isPreviewReady + * + * DESCRIPTION: check if preview is in ready state. + * + * PARAMETERS : None + * + * RETURN : true -- preview is in ready state + * false -- preview is stopped + *==========================================================================*/ +bool QCameraStateMachine::isPreviewReady() +{ + switch (m_state) { + case QCAMERA_SM_STATE_PREVIEW_READY: + return true; + default: + return false; + } +} + +/*=========================================================================== + * FUNCTION : isCaptureRunning + * + * DESCRIPTION: check if image capture is in process. + * + * PARAMETERS : None + * + * RETURN : true -- capture running + * false -- capture stopped + *==========================================================================*/ +bool QCameraStateMachine::isCaptureRunning() +{ + switch (m_state) { + case QCAMERA_SM_STATE_PIC_TAKING: + case QCAMERA_SM_STATE_VIDEO_PIC_TAKING: + case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING: + return true; + default: + return false; + } +} +/*=========================================================================== + * FUNCTION : isNonZSLCaptureRunning + * + * DESCRIPTION: check if image capture is in process in non ZSL mode. + * + * PARAMETERS : None + * + * RETURN : true -- capture running in non ZSL mode + * false -- Either in not capture mode or captur is not in non ZSL mode + *==========================================================================*/ +bool QCameraStateMachine::isNonZSLCaptureRunning() +{ + switch (m_state) { + case QCAMERA_SM_STATE_PIC_TAKING: + return true; + default: + return false; + } +} + +/*=========================================================================== + * FUNCTION : dump + * + * DESCRIPTION: Composes a string based on current configuration + * + * PARAMETERS : none + * + * RETURN : Formatted string + *==========================================================================*/ +String8 QCameraStateMachine::dump() +{ + String8 str("\n"); + char s[128]; + + snprintf(s, 128, "Is Preview Running: %d\n", isPreviewRunning()); + str += s; + + snprintf(s, 128, "Is Capture Running: %d\n", isCaptureRunning()); + str += s; + + snprintf(s, 128, "Is Non ZSL Capture Running: %d\n", + isNonZSLCaptureRunning()); + str += s; + + snprintf(s, 128, "Current State: %d \n", m_state); + str += s; + + switch(m_state){ + case QCAMERA_SM_STATE_PREVIEW_STOPPED: + snprintf(s, 128, " QCAMERA_SM_STATE_PREVIEW_STOPPED \n"); + break; + + case QCAMERA_SM_STATE_PREVIEW_READY: + snprintf(s, 128, " QCAMERA_SM_STATE_PREVIEW_READY \n"); + break; + + case QCAMERA_SM_STATE_PREVIEWING: + snprintf(s, 128, " QCAMERA_SM_STATE_PREVIEWING \n"); + break; + + case QCAMERA_SM_STATE_PREPARE_SNAPSHOT: + snprintf(s, 128, " QCAMERA_SM_STATE_PREPARE_SNAPSHOT \n"); + break; + + case QCAMERA_SM_STATE_PIC_TAKING: + snprintf(s, 128, " QCAMERA_SM_STATE_PIC_TAKING \n"); + break; + + case QCAMERA_SM_STATE_RECORDING: + snprintf(s, 128, " QCAMERA_SM_STATE_RECORDING \n"); + break; + + case QCAMERA_SM_STATE_VIDEO_PIC_TAKING: + snprintf(s, 128, " QCAMERA_SM_STATE_VIDEO_PIC_TAKING \n"); + break; + + case QCAMERA_SM_STATE_PREVIEW_PIC_TAKING: + snprintf(s, 128, " QCAMERA_SM_STATE_PREVIEW_PIC_TAKING \n"); + break; + } + str += s; + + return str; +} + +}; // namespace qcamera |