| /* |
| * Copyright (C) 2017, Samsung Electronics Co. LTD |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* #define LOG_NDEBUG 0 */ |
| #define LOG_TAG "ExynosCameraInterface" |
| #include <log/log.h> |
| |
| #include "ExynosCameraInterface.h" |
| #include "ExynosCameraAutoTimer.h" |
| |
| #ifdef SAMSUNG_TN_FEATURE |
| #include "SecCameraVendorTags.h" |
| #endif |
| |
| namespace android { |
| |
| /* Convert Id to the one for HAL. Refer to the enum CAMERA_ID in ExynosCameraSensorInfoBase.h */ |
| static int HAL_getCameraId(int id) |
| { |
| int cameraId = id; |
| switch (cameraId) { |
| case CAMERA_REMAP_ID_IRIS: |
| cameraId = CAMERA_ID_SECURE; |
| break; |
| #ifdef USE_DUAL_CAMERA |
| case CAMERA_REMAP_ID_TELE: |
| cameraId = CAMERA_ID_BACK_1; |
| break; |
| case CAMERA_REMAP_ID_DUAL_BACK: |
| cameraId = CAMERA_ID_BACK_0; |
| break; |
| case CAMERA_REMAP_ID_DUAL_FRONT: |
| cameraId = CAMERA_ID_FRONT_0; |
| break; |
| #endif |
| default: |
| break; |
| } |
| |
| return cameraId; |
| } |
| |
| static int HAL3_camera_device_open(const struct hw_module_t* module, |
| const char *id, |
| struct hw_device_t** device) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| int cameraId = atoi(id); |
| enum CAMERA_STATE state; |
| FILE *fp = NULL; |
| int ret = 0; |
| |
| CameraMetadata metadata; |
| camera_metadata_entry flashAvailable; |
| bool hasFlash = false; |
| char flashFilePath[100] = {'\0',}; |
| uint32_t numOfSensors = 1; |
| #ifdef USE_DUAL_CAMERA |
| int slaveCameraId = -1; |
| |
| switch (cameraId) { |
| case CAMERA_REMAP_ID_DUAL_BACK: |
| slaveCameraId = CAMERA_ID_BACK_1; |
| numOfSensors = 2; |
| break; |
| case CAMERA_REMAP_ID_DUAL_FRONT: |
| slaveCameraId = CAMERA_ID_FRONT_1; |
| numOfSensors = 2; |
| break; |
| //HACK: always use to dual camera |
| case CAMERA_ID_BACK_0: |
| slaveCameraId = CAMERA_ID_BACK_1; |
| numOfSensors = 2; |
| break; |
| default: |
| break; |
| } |
| #endif |
| |
| cameraId = HAL_getCameraId(cameraId); |
| |
| /* Validation check */ |
| ALOGI("INFO(%s[%d]):camera(%d) in ======", __FUNCTION__, __LINE__, cameraId); |
| if (cameraId < 0 || cameraId >= HAL_getNumberOfCameras()) { |
| if (cameraId < CAMERA_ID_HIDDEN_START || cameraId >= CAMERA_ID_HIDDEN_START + HAL_getNumberOfHiddenCameras()) { |
| ALOGE("ERR(%s[%d]):Invalid camera ID %d", __FUNCTION__, __LINE__, cameraId); |
| return -EINVAL; |
| } |
| } |
| |
| /* Check init thread state */ |
| if (g_thread) { |
| ret = pthread_join(g_thread, NULL); |
| if (ret != 0) { |
| ALOGE("ERR(%s[%d]):pthread_join failed with error code %d", __FUNCTION__, __LINE__, ret); |
| } |
| g_thread = 0; |
| } |
| |
| /* Setting status and check current status */ |
| state = CAMERA_OPENED; |
| if (check_camera_state(state, cameraId) == false) { |
| ALOGE("ERR(%s[%d]):camera(%d) state(%d) is INVALID", __FUNCTION__, __LINE__, cameraId, state); |
| return -EUSERS; |
| } |
| |
| /* Create camera device */ |
| if (g_cam_device3[cameraId]) { |
| ALOGE("ERR(%s[%d]):returning existing camera ID(%d)", __FUNCTION__, __LINE__, cameraId); |
| *device = (hw_device_t *)g_cam_device3[cameraId]; |
| goto done; |
| } |
| |
| g_cam_device3[cameraId] = (camera3_device_t *)malloc(sizeof(camera3_device_t)); |
| if (!g_cam_device3[cameraId]) |
| return -ENOMEM; |
| |
| g_cam_openLock[cameraId].lock(); |
| g_cam_device3[cameraId]->common.tag = HARDWARE_DEVICE_TAG; |
| g_cam_device3[cameraId]->common.version = CAMERA_DEVICE_API_VERSION_3_5; |
| g_cam_device3[cameraId]->common.module = const_cast<hw_module_t *>(module); |
| g_cam_device3[cameraId]->common.close = HAL3_camera_device_close; |
| g_cam_device3[cameraId]->ops = &camera_device3_ops; |
| |
| ALOGV("DEBUG(%s[%d]):open camera(%d)", __FUNCTION__, __LINE__, cameraId); |
| g_cam_device3[cameraId]->priv = new ExynosCamera(cameraId, &g_cam_info[cameraId], numOfSensors); |
| *device = (hw_device_t *)g_cam_device3[cameraId]; |
| |
| ALOGI("INFO(%s[%d]):camera(%d) out from new g_cam_device3[%d]->priv()", |
| __FUNCTION__, __LINE__, cameraId, cameraId); |
| |
| g_cam_openLock[cameraId].unlock(); |
| |
| done: |
| cam_stateLock[cameraId].lock(); |
| cam_state[cameraId] = state; |
| cam_stateLock[cameraId].unlock(); |
| |
| #ifdef USE_DUAL_CAMERA |
| if (numOfSensors >= 2) { |
| camera3_device_t *cam_device = (camera3_device_t *)(*device); |
| obj(cam_device)->setDualMode(true); |
| |
| cam_stateLock[slaveCameraId].lock(); |
| cam_state[slaveCameraId] = state; |
| cam_stateLock[slaveCameraId].unlock(); |
| } |
| #endif |
| |
| if (g_cam_info[cameraId]) { |
| metadata = g_cam_info[cameraId]; |
| flashAvailable = metadata.find(ANDROID_FLASH_INFO_AVAILABLE); |
| |
| ALOGV("INFO(%s[%d]): cameraId(%d), flashAvailable.count(%d), flashAvailable.data.u8[0](%d)", |
| __FUNCTION__, __LINE__, cameraId, (int)flashAvailable.count, flashAvailable.data.u8[0]); |
| |
| if (flashAvailable.count == 1 && flashAvailable.data.u8[0] == 1) { |
| hasFlash = true; |
| } else { |
| hasFlash = false; |
| } |
| } |
| |
| /* Turn off torch and update torch status */ |
| if(hasFlash && g_cam_torchEnabled[cameraId]) { |
| if (cameraId == CAMERA_ID_BACK) { |
| snprintf(flashFilePath, sizeof(flashFilePath), TORCH_REAR_FILE_PATH); |
| } else { |
| snprintf(flashFilePath, sizeof(flashFilePath), TORCH_FRONT_FILE_PATH); |
| } |
| |
| fp = fopen(flashFilePath, "w+"); |
| if (fp == NULL) { |
| ALOGE("ERR(%s[%d]):torch file open fail", __FUNCTION__, __LINE__); |
| } else { |
| fwrite("0", sizeof(char), 1, fp); |
| fflush(fp); |
| fclose(fp); |
| |
| g_cam_torchEnabled[cameraId] = false; |
| } |
| } |
| |
| g_callbacks->torch_mode_status_change(g_callbacks, id, TORCH_MODE_STATUS_NOT_AVAILABLE); |
| |
| ALOGI("INFO(%s[%d]):camera(%d) out =====", __FUNCTION__, __LINE__, cameraId); |
| |
| return 0; |
| } |
| |
| static int HAL3_camera_device_close(struct hw_device_t* device) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| uint32_t cameraId = 0; |
| int ret = OK; |
| enum CAMERA_STATE state; |
| char camid[10]; |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| |
| if (device) { |
| camera3_device_t *cam_device = (camera3_device_t *)device; |
| cameraId = obj(cam_device)->getCameraIdOrigin(); |
| |
| ALOGV("DEBUG(%s[%d]):close camera(%d)", __FUNCTION__, __LINE__, cameraId); |
| |
| ret = obj(cam_device)->releaseDevice(); |
| if (ret) { |
| ALOGE("ERR(%s[%d]):initialize error!!", __FUNCTION__, __LINE__); |
| ret = BAD_VALUE; |
| } |
| |
| state = CAMERA_CLOSED; |
| if (check_camera_state(state, cameraId) == false) { |
| ALOGE("ERR(%s[%d]):camera(%d) state(%d) is INVALID", |
| __FUNCTION__, __LINE__, cameraId, state); |
| return -1; |
| } |
| |
| g_cam_openLock[cameraId].lock(); |
| ALOGV("INFO(%s[%d]):camera(%d) open locked..", __FUNCTION__, __LINE__, cameraId); |
| g_cam_device3[cameraId] = NULL; |
| g_cam_openLock[cameraId].unlock(); |
| ALOGV("INFO(%s[%d]):camera(%d) open unlocked..", __FUNCTION__, __LINE__, cameraId); |
| |
| #ifdef USE_DUAL_CAMERA |
| if (obj(cam_device)->getDualMode() == true) { |
| int slaveCameraId = -1; |
| switch (cameraId) { |
| case CAMERA_ID_BACK_0: |
| slaveCameraId = CAMERA_ID_BACK_1; |
| break; |
| case CAMERA_ID_FRONT_0: |
| slaveCameraId = CAMERA_ID_FRONT_1; |
| break; |
| default: |
| break; |
| } |
| |
| cam_stateLock[cameraId].lock(); |
| cam_state[cameraId] = state; |
| cam_stateLock[cameraId].unlock(); |
| } |
| #endif |
| |
| delete static_cast<ExynosCamera *>(cam_device->priv); |
| free(cam_device); |
| |
| cam_stateLock[cameraId].lock(); |
| cam_state[cameraId] = state; |
| cam_stateLock[cameraId].unlock(); |
| ALOGI("INFO(%s[%d]):close camera(%d)", __FUNCTION__, __LINE__, cameraId); |
| } |
| |
| /* Update torch status */ |
| g_cam_torchEnabled[cameraId] = false; |
| snprintf(camid, sizeof(camid), "%d\n", cameraId); |
| g_callbacks->torch_mode_status_change(g_callbacks, camid, |
| TORCH_MODE_STATUS_AVAILABLE_OFF); |
| |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| return ret; |
| } |
| |
| static int HAL3_camera_device_initialize(const struct camera3_device *dev, |
| const camera3_callback_ops_t *callback_ops) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| int ret = OK; |
| uint32_t cameraId = obj(dev)->getCameraIdOrigin(); |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| |
| g_cam_configLock[cameraId].lock(); |
| |
| ALOGE("INFO(%s[%d]): dual cam_state[0](%d)", __FUNCTION__, __LINE__, cam_state[0]); |
| |
| #ifdef PIP_CAMERA_SUPPORTED |
| if (cameraId != 0 && g_cam_device3[0] != NULL |
| && cam_state[0] != CAMERA_NONE && cam_state[0] != CAMERA_CLOSED) { |
| ret = obj(g_cam_device3[0])->getAvailablePIPMode(); |
| if (ret == false) { |
| ALOGE("ERR(%s[%d]):camera(%d) PIP scenario can not be supported after Front camera open.", |
| __FUNCTION__, __LINE__, cameraId); |
| g_cam_configLock[cameraId].unlock(); |
| return BAD_VALUE; |
| } |
| |
| /* Set PIP mode into Rear Camera */ |
| ret = obj(g_cam_device3[0])->setPIPMode(true); |
| if (ret != NO_ERROR) { |
| ALOGE("ERR(%s[%d]):camera(%d) set pipe mode fail. ret %d", |
| __FUNCTION__, __LINE__, 0, ret); |
| } else { |
| ALOGI("INFO(%s[%d]):camera(%d) set pip mode. Restart stream.", |
| __FUNCTION__, __LINE__, 0); |
| } |
| |
| ret = obj(dev)->setPIPMode(true); |
| if (ret != NO_ERROR) { |
| ALOGE("ERR(%s[%d]):camera(%d) set pip mode fail, ret(%d)", |
| __FUNCTION__, __LINE__, cameraId, ret); |
| } else { |
| ALOGI("INFO(%s[%d]):camera(%d) set pip mode", |
| __FUNCTION__, __LINE__, cameraId); |
| } |
| } else if (cameraId != 1 && g_cam_device3[1] != NULL |
| && cam_state[1] != CAMERA_NONE && cam_state[1] != CAMERA_CLOSED) { |
| /* When rear camera is opened after front camera configuration or run, PIP scenario is fail. |
| * The rear camera must be opened before front camera configuration for PIP scenario*/ |
| ret = obj(g_cam_device3[1])->getAvailablePIPMode(); |
| if (ret == false) { |
| ALOGE("ERR(%s[%d]):camera(%d) PIP scenario can not be supported after Front camera open.", |
| __FUNCTION__, __LINE__, cameraId); |
| g_cam_configLock[cameraId].unlock(); |
| return BAD_VALUE; |
| } |
| |
| /* Set PIP mode into Front Camera */ |
| ret = obj(g_cam_device3[1])->setPIPMode(true); |
| if (ret != NO_ERROR) { |
| ALOGE("ERR(%s[%d]):camera(%d) set pipe mode fail. ret %d", |
| __FUNCTION__, __LINE__, 0, ret); |
| } else { |
| ALOGI("INFO(%s[%d]):camera(%d) set pip mode. Restart stream.", |
| __FUNCTION__, __LINE__, 0); |
| } |
| |
| ret = obj(dev)->setPIPMode(true); |
| if (ret != NO_ERROR) { |
| ALOGE("ERR(%s[%d]):camera(%d) set pip mode fail, ret(%d)", |
| __FUNCTION__, __LINE__, cameraId, ret); |
| } else { |
| ALOGI("INFO(%s[%d]):camera(%d) set pip mode", |
| __FUNCTION__, __LINE__, cameraId); |
| } |
| } |
| #endif |
| |
| ret = obj(dev)->initializeDevice(callback_ops); |
| if (ret) { |
| ALOGE("ERR(%s[%d]):initialize error!!", __FUNCTION__, __LINE__); |
| ret = BAD_VALUE; |
| } |
| g_cam_configLock[cameraId].unlock(); |
| |
| ALOGV("DEBUG(%s):set callback ops - %p", __FUNCTION__, callback_ops); |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| return ret; |
| } |
| |
| static int HAL3_camera_device_configure_streams(const struct camera3_device *dev, |
| camera3_stream_configuration_t *stream_list) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| int ret = OK; |
| uint32_t cameraId = obj(dev)->getCameraIdOrigin(); |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| g_cam_configLock[cameraId].lock(); |
| ret = obj(dev)->configureStreams(stream_list); |
| if (ret) { |
| ALOGE("ERR(%s[%d]):configure_streams error!!", __FUNCTION__, __LINE__); |
| ret = BAD_VALUE; |
| } |
| g_cam_configLock[cameraId].unlock(); |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| return ret; |
| } |
| |
| static const camera_metadata_t* HAL3_camera_device_construct_default_request_settings( |
| const struct camera3_device *dev, |
| int type) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| camera_metadata_t *request = NULL; |
| status_t res; |
| uint32_t cameraId = obj(dev)->getCameraIdOrigin(); |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| g_cam_configLock[cameraId].lock(); |
| res = obj(dev)->construct_default_request_settings(&request, type); |
| if (res) { |
| ALOGE("ERR(%s[%d]):constructDefaultRequestSettings error!!", __FUNCTION__, __LINE__); |
| g_cam_configLock[cameraId].unlock(); |
| return NULL; |
| } |
| g_cam_configLock[cameraId].unlock(); |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| return request; |
| } |
| |
| static int HAL3_camera_device_process_capture_request(const struct camera3_device *dev, |
| camera3_capture_request_t *request) |
| { |
| /* ExynosCameraAutoTimer autoTimer(__FUNCTION__); */ |
| |
| int ret = OK; |
| ALOGV("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| ret = obj(dev)->processCaptureRequest(request); |
| if (ret) { |
| ALOGE("ERR(%s[%d]):process_capture_request error(%d)!!", __FUNCTION__, __LINE__, ret); |
| ret = BAD_VALUE; |
| } |
| ALOGV("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| return ret; |
| } |
| |
| static int HAL3_camera_device_flush(const struct camera3_device *dev) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| int ret = 0; |
| uint32_t cameraId = obj(dev)->getCameraIdOrigin(); |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| g_cam_configLock[cameraId].lock(); |
| ret = obj(dev)->flush(); |
| if (ret) { |
| ALOGE("ERR(%s[%d]):flush error(%d)!!", __FUNCTION__, __LINE__, ret); |
| ret = BAD_VALUE; |
| } |
| g_cam_configLock[cameraId].unlock(); |
| |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| return ret; |
| } |
| |
| #ifdef SAMSUNG_TN_FEATURE |
| static int HAL3_camera_device_set_parameters( |
| const struct camera3_device *dev, |
| const char *parms) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| ALOGD("DEBUG(%s[%d]):", __FUNCTION__, __LINE__); |
| |
| String8 str(parms); |
| CameraParameters p(str); |
| |
| return obj(dev)->setParameters(p); |
| } |
| #endif |
| |
| static void HAL3_camera_device_get_metadata_vendor_tag_ops(const struct camera3_device *dev, |
| vendor_tag_query_ops_t* ops) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| |
| if (dev == NULL) |
| ALOGE("ERR(%s[%d]):dev is NULL", __FUNCTION__, __LINE__); |
| |
| if (ops == NULL) |
| ALOGE("ERR(%s[%d]):ops is NULL", __FUNCTION__, __LINE__); |
| |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| } |
| |
| static void HAL3_camera_device_dump(const struct camera3_device *dev, int fd) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| |
| if (dev == NULL) |
| ALOGE("ERR(%s[%d]):dev is NULL", __FUNCTION__, __LINE__); |
| |
| if (fd < 0) |
| ALOGE("ERR(%s[%d]):fd is Negative Value", __FUNCTION__, __LINE__); |
| |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| } |
| |
| /*************************************************************************** |
| * FUNCTION : get_camera_info |
| * |
| * DESCRIPTION: static function to query the numner of cameras |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : the number of cameras pre-defined |
| ***************************************************************************/ |
| static int HAL_getNumberOfCameras() |
| { |
| /* ExynosCameraAutoTimer autoTimer(__FUNCTION__); */ |
| int getNumOfCamera = sizeof(sCameraInfo) / sizeof(sCameraInfo[0]); |
| ALOGV("DEBUG(%s[%d]):Number of cameras(%d)", __FUNCTION__, __LINE__, getNumOfCamera); |
| return getNumOfCamera; |
| } |
| |
| static int HAL_getNumberOfHiddenCameras() |
| { |
| /* ExynosCameraAutoTimer autoTimer(__FUNCTION__); */ |
| int getNumOfHiddenCamera = sizeof(sCameraHiddenInfo) / sizeof(sCameraHiddenInfo[0]); |
| ALOGV("DEBUG(%s[%d]):Number of Hidden Camera(%d)", __FUNCTION__, __LINE__, getNumOfHiddenCamera); |
| return getNumOfHiddenCamera; |
| } |
| |
| static int HAL_getCameraInfo(int camera_id, struct camera_info *info) |
| { |
| /* ExynosCameraAutoTimer autoTimer(__FUNCTION__); */ |
| status_t ret = NO_ERROR; |
| |
| int cameraId = HAL_getCameraId(camera_id); |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| if (cameraId < 0 || cameraId >= HAL_getNumberOfCameras()) { |
| if (cameraId < CAMERA_ID_HIDDEN_START || cameraId >= CAMERA_ID_HIDDEN_START + HAL_getNumberOfHiddenCameras()) { |
| ALOGE("ERR(%s[%d]):Invalid camera ID %d", __FUNCTION__, __LINE__, cameraId); |
| return -ENODEV; |
| } |
| } |
| |
| /* set facing and orientation */ |
| if (cameraId >= CAMERA_ID_HIDDEN_START) { |
| if ((cameraId - CAMERA_ID_HIDDEN_START) < (int) (sizeof(sCameraHiddenInfo) / sizeof(sCameraHiddenInfo[0]))) { |
| memcpy(info, &sCameraHiddenInfo[cameraId - CAMERA_ID_HIDDEN_START], sizeof(sCameraHiddenInfo[0])); |
| } else { |
| ALOGE("ERR(%s[%d]):Invalid camera ID %d", __FUNCTION__, __LINE__, cameraId); |
| return -ENODEV; |
| } |
| } else { |
| memcpy(info, &sCameraInfo[cameraId], sizeof(sCameraInfo[0])); |
| } |
| |
| /* set device API version */ |
| info->device_version = CAMERA_DEVICE_API_VERSION_3_5; |
| |
| /* set camera_metadata_t if needed */ |
| if (info->device_version >= HARDWARE_DEVICE_API_VERSION(2, 0)) { |
| if (g_cam_info[cameraId] == NULL) { |
| ALOGV("DEBUG(%s[%d]):Return static information (%d)", __FUNCTION__, __LINE__, cameraId); |
| ret = ExynosCameraMetadataConverter::constructStaticInfo(cameraId, &g_cam_info[cameraId]); |
| if (ret != 0) { |
| ALOGE("ERR(%s[%d]): static information is NULL", __FUNCTION__, __LINE__); |
| return -EINVAL; |
| } |
| info->static_camera_characteristics = g_cam_info[cameraId]; |
| } else { |
| ALOGV("DEBUG(%s[%d]):Reuse Return static information (%d)", __FUNCTION__, __LINE__, cameraId); |
| info->static_camera_characteristics = g_cam_info[cameraId]; |
| } |
| } |
| |
| /* set service arbitration (resource_cost, conflicting_devices, conflicting_devices_length */ |
| info->resource_cost = sCameraConfigInfo[cameraId].resource_cost; |
| info->conflicting_devices = sCameraConfigInfo[cameraId].conflicting_devices; |
| info->conflicting_devices_length = sCameraConfigInfo[cameraId].conflicting_devices_length; |
| ALOGV("INFO(%s info->resource_cost = %d ", __FUNCTION__, info->resource_cost); |
| if (info->conflicting_devices_length) { |
| for (size_t i = 0; i < info->conflicting_devices_length; i++) { |
| ALOGV("INFO(%s info->conflicting_devices = %s ", __FUNCTION__, info->conflicting_devices[i]); |
| } |
| } else { |
| ALOGV("INFO(%s info->conflicting_devices_length is zero ", __FUNCTION__); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| static int HAL_set_callbacks(const camera_module_callbacks_t *callbacks) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| if (callbacks == NULL) |
| ALOGE("ERR(%s[%d]):dev is NULL", __FUNCTION__, __LINE__); |
| |
| g_callbacks = callbacks; |
| |
| return OK; |
| } |
| |
| static int HAL_set_torch_mode(const char* camera_id, bool enabled) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| int cameraId = atoi(camera_id); |
| FILE *fp = NULL; |
| CameraMetadata metadata; |
| camera_metadata_entry flashAvailable; |
| int ret = 0; |
| char flashFilePath[100] = {'\0',}; |
| |
| cameraId = HAL_getCameraId(cameraId); |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| if (cameraId < 0 || cameraId >= HAL_getNumberOfCameras()) { |
| if (cameraId < CAMERA_ID_HIDDEN_START || cameraId >= CAMERA_ID_HIDDEN_START + HAL_getNumberOfHiddenCameras()) { |
| ALOGE("ERR(%s[%d]):Invalid camera ID %d", __FUNCTION__, __LINE__, cameraId); |
| return -EINVAL; |
| } |
| } |
| |
| /* Check the android.flash.info.available */ |
| /* If this camera device does not support flash, It have to return -ENOSYS */ |
| metadata = g_cam_info[cameraId]; |
| flashAvailable = metadata.find(ANDROID_FLASH_INFO_AVAILABLE); |
| |
| if (flashAvailable.count == 1 && flashAvailable.data.u8[0] == 1) { |
| ALOGV("DEBUG(%s[%d]): Flash metadata exist", __FUNCTION__, __LINE__); |
| } else { |
| ALOGE("ERR(%s[%d]): Can not find flash metadata", __FUNCTION__, __LINE__); |
| return -ENOSYS; |
| } |
| |
| ALOGI("INFO(%s[%d]): Current Camera State (state = %d)", __FUNCTION__, __LINE__, cam_state[cameraId]); |
| |
| /* Add the check the camera state that camera in use or not */ |
| if (cam_state[cameraId] > CAMERA_CLOSED) { |
| ALOGE("ERR(%s[%d]): Camera Device is busy (state = %d)", __FUNCTION__, __LINE__, cam_state[cameraId]); |
| g_callbacks->torch_mode_status_change(g_callbacks, camera_id, TORCH_MODE_STATUS_AVAILABLE_OFF); |
| return -EBUSY; |
| } |
| |
| /* Add the sysfs file read (sys/class/camera/flash/torch_flash) then set 0 or 1 */ |
| if (cameraId == CAMERA_ID_BACK) { |
| snprintf(flashFilePath, sizeof(flashFilePath), TORCH_REAR_FILE_PATH); |
| } else { |
| snprintf(flashFilePath, sizeof(flashFilePath), TORCH_FRONT_FILE_PATH); |
| } |
| |
| fp = fopen(flashFilePath, "w+"); |
| if (fp == NULL) { |
| ALOGE("ERR(%s[%d]):torch file open(%s) fail", |
| __FUNCTION__, __LINE__, flashFilePath); |
| return -ENOSYS; |
| } |
| |
| if (enabled) { |
| fwrite("1", sizeof(char), 1, fp); |
| } else { |
| fwrite("0", sizeof(char), 1, fp); |
| } |
| |
| fflush(fp); |
| |
| ret = fclose(fp); |
| if (ret != 0) { |
| ALOGE("ERR(%s[%d]): file close failed(%d)", __FUNCTION__, __LINE__, ret); |
| } |
| |
| if (enabled) { |
| g_cam_torchEnabled[cameraId] = true; |
| g_callbacks->torch_mode_status_change(g_callbacks, |
| camera_id, TORCH_MODE_STATUS_AVAILABLE_ON); |
| } else { |
| g_cam_torchEnabled[cameraId] = false; |
| g_callbacks->torch_mode_status_change(g_callbacks, |
| camera_id, TORCH_MODE_STATUS_AVAILABLE_OFF); |
| } |
| |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| |
| return NO_ERROR; |
| } |
| |
| void *init_func(__unused void *data) |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| FILE *fp = NULL; |
| char name[64]; |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| |
| fp = fopen(INIT_MODULE_PATH, "r"); |
| if (fp == NULL) { |
| ALOGI("INFO(%s[%d]):module init file open fail", __FUNCTION__, __LINE__); |
| return NULL; |
| } |
| |
| if (fgets(name, sizeof(name), fp) == NULL) { |
| ALOGI("INFO(%s[%d]):failed to read init sysfs", __FUNCTION__, __LINE__); |
| } |
| |
| fclose(fp); |
| |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| |
| return NULL; |
| } |
| |
| static int HAL_init() |
| { |
| ExynosCameraAutoTimer autoTimer(__FUNCTION__); |
| |
| int ret = 0; |
| |
| ALOGI("INFO(%s[%d]):in =====", __FUNCTION__, __LINE__); |
| |
| ret = pthread_create(&g_thread, NULL, init_func, NULL); |
| if (ret) { |
| ALOGE("ERR(%s[%d]):pthread_create failed with error code %d", __FUNCTION__, __LINE__, ret); |
| } |
| |
| ALOGI("INFO(%s[%d]):out =====", __FUNCTION__, __LINE__); |
| |
| return OK; |
| } |
| |
| /** |
| * HAL_getPhysicalCameraInfo |
| * Returns the static metadata for a physical camera in a logical camera device. |
| */ |
| static int HAL_getPhysicalCameraInfo(int physical_camera_id, |
| camera_metadata_t **static_metadata) |
| { |
| status_t ret = NO_ERROR; |
| |
| int cameraId = HAL_getCameraId(physical_camera_id); |
| |
| /* |
| * This function is only called for those physical camera |
| * ID(s) that are not exposed independently. |
| */ |
| if (cameraId < 0 || physical_camera_id < HAL_getNumberOfCameras()) { |
| ALOGE("ERR(%s[%d]):Invalid camera ID %d , (%d / %d)", __FUNCTION__, __LINE__, cameraId, |
| physical_camera_id, HAL_getNumberOfCameras()); |
| goto FUNC_ERR; |
| } |
| |
| if (static_metadata == NULL) |
| goto FUNC_ERR; |
| |
| if (g_cam_info[cameraId] == NULL) { |
| ret = ExynosCameraMetadataConverter::constructStaticInfo(cameraId, &g_cam_info[cameraId]); |
| if (ret != 0) { |
| ALOGE("ERR(%s[%d]): static information is NULL", __FUNCTION__, __LINE__); |
| goto FUNC_ERR; |
| } |
| } |
| |
| *static_metadata = g_cam_info[cameraId]; |
| return NO_ERROR; |
| |
| FUNC_ERR: |
| if (static_metadata) |
| *static_metadata = NULL; |
| |
| return -EINVAL; |
| } |
| |
| /* |
| * HAL_isStreamCombinationSupported |
| * Check for device support of specific camera stream combination |
| */ |
| static int HAL_isStreamCombinationSupported(int camera_id, |
| const camera_stream_combination_t *streams) |
| { |
| /* TODO: stream combination query need to be supported */ |
| |
| ALOGD("(%s[%d]): (%d , %p)", __FUNCTION__, __LINE__, camera_id, streams); |
| |
| return -ENOSYS; |
| } |
| |
| static void HAL_get_vendor_tag_ops(__unused vendor_tag_ops_t* ops) |
| { |
| ALOGV("INFO(%s):", __FUNCTION__); |
| |
| #ifdef SAMSUNG_TN_FEATURE |
| SecCameraVendorTags::Ops = ops; |
| |
| ops->get_all_tags = SecCameraVendorTags::get_ext_all_tags; |
| ops->get_tag_count = SecCameraVendorTags::get_ext_tag_count; |
| ops->get_tag_type = SecCameraVendorTags::get_ext_tag_type; |
| ops->get_tag_name = SecCameraVendorTags::get_ext_tag_name; |
| ops->get_section_name = SecCameraVendorTags::get_ext_section_name; |
| ops->reserved[0] = NULL; |
| #else |
| ALOGW("WARN(%s[%d]):empty operation", __FUNCTION__, __LINE__); |
| #endif |
| } |
| |
| }; /* namespace android */ |