diff options
Diffstat (limited to 'camera/CameraHal_Module.cpp')
| -rw-r--r-- | camera/CameraHal_Module.cpp | 823 |
1 files changed, 0 insertions, 823 deletions
diff --git a/camera/CameraHal_Module.cpp b/camera/CameraHal_Module.cpp deleted file mode 100644 index 3e75af9..0000000 --- a/camera/CameraHal_Module.cpp +++ /dev/null @@ -1,823 +0,0 @@ -/* - * Copyright (C) Texas Instruments - http://www.ti.com/ - * - * 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. - */ - -/** -* @file CameraHal.cpp -* -* This file maps the Camera Hardware Interface to V4L2. -* -*/ - -#include <utils/threads.h> - -#include "CameraHal.h" -#include "CameraProperties.h" -#include "TICameraParameters.h" - - -#ifdef CAMERAHAL_DEBUG_VERBOSE -# define CAMHAL_LOG_MODULE_FUNCTION_NAME LOG_FUNCTION_NAME -#else -# define CAMHAL_LOG_MODULE_FUNCTION_NAME -#endif - - -namespace Ti { -namespace Camera { - -static CameraProperties gCameraProperties; -static CameraHal* gCameraHals[MAX_CAMERAS_SUPPORTED]; -static unsigned int gCamerasOpen = 0; -static android::Mutex gCameraHalDeviceLock; - -static int camera_device_open(const hw_module_t* module, const char* name, - hw_device_t** device); -static int camera_device_close(hw_device_t* device); -static int camera_get_number_of_cameras(void); -static int camera_get_camera_info(int camera_id, struct camera_info *info); - -static struct hw_module_methods_t camera_module_methods = { - .open = camera_device_open -}; - -} // namespace Camera -} // namespace Ti - - -camera_module_t HAL_MODULE_INFO_SYM = { - .common = { - .tag = HARDWARE_MODULE_TAG, - .version_major = 1, - .version_minor = 0, - .id = CAMERA_HARDWARE_MODULE_ID, - .name = "TI OMAP CameraHal Module", - .author = "TI", - .methods = &Ti::Camera::camera_module_methods, - .dso = NULL, /* remove compilation warnings */ - .reserved = {0}, /* remove compilation warnings */ - }, - .get_number_of_cameras = Ti::Camera::camera_get_number_of_cameras, - .get_camera_info = Ti::Camera::camera_get_camera_info, - .set_callbacks = NULL, /* remove compilation warnings */ - .get_vendor_tag_ops = NULL, /* remove compilation warnings */ - .open_legacy = NULL, /* remove compilation warnings */ - .reserved = {0}, /* remove compilation warnings */ -}; - - -namespace Ti { -namespace Camera { - -typedef struct ti_camera_device { - camera_device_t base; - /* TI specific "private" data can go here (base.priv) */ - int cameraid; -} ti_camera_device_t; - - -/******************************************************************* - * implementation of camera_device_ops functions - *******************************************************************/ - -int camera_set_preview_window(struct camera_device * device, - struct preview_stream_ops *window) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->setPreviewWindow(window); - - return rv; -} - -#ifdef OMAP_ENHANCEMENT_CPCAM -int camera_set_extended_preview_ops(struct camera_device * device, - preview_stream_extended_ops_t * extendedOps) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - if (!device) { - return BAD_VALUE; - } - - ti_camera_device_t * const tiDevice = reinterpret_cast<ti_camera_device_t*>(device); - gCameraHals[tiDevice->cameraid]->setExtendedPreviewStreamOps(extendedOps); - - return OK; -} - -int camera_set_buffer_source(struct camera_device * device, - struct preview_stream_ops *tapin, - struct preview_stream_ops *tapout) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->setBufferSource(tapin, tapout); - - return rv; -} -#endif - -void camera_set_callbacks(struct camera_device * device, - camera_notify_callback notify_cb, - camera_data_callback data_cb, - camera_data_timestamp_callback data_cb_timestamp, - camera_request_memory get_memory, - void *user) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->setCallbacks(notify_cb, data_cb, data_cb_timestamp, get_memory, user); -} - -void camera_enable_msg_type(struct camera_device * device, int32_t msg_type) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->enableMsgType(msg_type); -} - -void camera_disable_msg_type(struct camera_device * device, int32_t msg_type) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->disableMsgType(msg_type); -} - -int camera_msg_type_enabled(struct camera_device * device, int32_t msg_type) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return 0; - - ti_dev = (ti_camera_device_t*) device; - - return gCameraHals[ti_dev->cameraid]->msgTypeEnabled(msg_type); -} - -int camera_start_preview(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->startPreview(); - - return rv; -} - -void camera_stop_preview(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->stopPreview(); -} - -int camera_preview_enabled(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->previewEnabled(); - return rv; -} - -int camera_store_meta_data_in_buffers(struct camera_device * device, int enable) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - // TODO: meta data buffer not current supported - rv = gCameraHals[ti_dev->cameraid]->storeMetaDataInBuffers(enable); - return rv; - //return enable ? android::INVALID_OPERATION: android::OK; -} - -int camera_start_recording(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->startRecording(); - return rv; -} - -void camera_stop_recording(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->stopRecording(); -} - -int camera_recording_enabled(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->recordingEnabled(); - return rv; -} - -void camera_release_recording_frame(struct camera_device * device, - const void *opaque) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->releaseRecordingFrame(opaque); -} - -int camera_auto_focus(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->autoFocus(); - return rv; -} - -int camera_cancel_auto_focus(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->cancelAutoFocus(); - return rv; -} - -int camera_take_picture(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->takePicture(0); - return rv; -} - -#ifdef OMAP_ENHANCEMENT_CPCAM -int camera_take_picture_with_parameters(struct camera_device * device, const char *params) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->takePicture(params); - return rv; -} -#endif - -int camera_cancel_picture(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->cancelPicture(); - return rv; -} - -#ifdef OMAP_ENHANCEMENT_CPCAM -int camera_reprocess(struct camera_device * device, const char *params) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->reprocess(params); - return rv; -} - -int camera_cancel_reprocess(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->cancel_reprocess(); - return rv; -} -#endif - -int camera_set_parameters(struct camera_device * device, const char *params) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->setParameters(params); - return rv; -} - -char* camera_get_parameters(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - char* param = NULL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return NULL; - - ti_dev = (ti_camera_device_t*) device; - - param = gCameraHals[ti_dev->cameraid]->getParameters(); - - return param; -} - -static void camera_put_parameters(struct camera_device *device, char *parms) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->putParameters(parms); -} - -int camera_send_command(struct camera_device * device, - int32_t cmd, int32_t arg1, int32_t arg2) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - -#ifdef OMAP_ENHANCEMENT - if ( cmd == CAMERA_CMD_SETUP_EXTENDED_OPERATIONS ) { - camera_device_extended_ops_t * const ops = static_cast<camera_device_extended_ops_t*>( - camera_cmd_send_command_args_to_pointer(arg1, arg2)); - -#ifdef OMAP_ENHANCEMENT_CPCAM - ops->set_extended_preview_ops = camera_set_extended_preview_ops; - ops->set_buffer_source = camera_set_buffer_source; - ops->take_picture_with_parameters = camera_take_picture_with_parameters; - ops->reprocess = camera_reprocess; - ops->cancel_reprocess = camera_cancel_reprocess; -#endif - - return OK; - } -#endif - - rv = gCameraHals[ti_dev->cameraid]->sendCommand(cmd, arg1, arg2); - return rv; -} - -void camera_release(struct camera_device * device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return; - - ti_dev = (ti_camera_device_t*) device; - - gCameraHals[ti_dev->cameraid]->release(); -} - -int camera_dump(struct camera_device * device, int fd) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int rv = -EINVAL; - ti_camera_device_t* ti_dev = NULL; - - if(!device) - return rv; - - ti_dev = (ti_camera_device_t*) device; - - rv = gCameraHals[ti_dev->cameraid]->dump(fd); - return rv; -} - -extern "C" void heaptracker_free_leaked_memory(void); - -int camera_device_close(hw_device_t* device) -{ - CAMHAL_LOG_MODULE_FUNCTION_NAME; - - int ret = 0; - ti_camera_device_t* ti_dev = NULL; - - android::AutoMutex lock(gCameraHalDeviceLock); - - if (!device) { - ret = -EINVAL; - goto done; - } - - ti_dev = (ti_camera_device_t*) device; - - if (ti_dev) { - if (gCameraHals[ti_dev->cameraid]) { - delete gCameraHals[ti_dev->cameraid]; - gCameraHals[ti_dev->cameraid] = NULL; - gCamerasOpen--; - } - - if (ti_dev->base.ops) { - free(ti_dev->base.ops); - } - free(ti_dev); - } -done: -#ifdef HEAPTRACKER - heaptracker_free_leaked_memory(); -#endif - return ret; -} - -/******************************************************************* - * implementation of camera_module functions - *******************************************************************/ - -/* open device handle to one of the cameras - * - * assume camera service will keep singleton of each camera - * so this function will always only be called once per camera instance - */ - -int camera_device_open(const hw_module_t* module, const char* name, - hw_device_t** device) -{ - int rv = 0; - int num_cameras = 0; - int cameraid; - ti_camera_device_t* camera_device = NULL; - camera_device_ops_t* camera_ops = NULL; - CameraHal* camera = NULL; - CameraProperties::Properties* properties = NULL; - - android::AutoMutex lock(gCameraHalDeviceLock); - - CAMHAL_LOGI("camera_device open"); - - if (name != NULL) { - cameraid = atoi(name); - num_cameras = gCameraProperties.camerasSupported(); - - if(cameraid > num_cameras) - { - CAMHAL_LOGE("camera service provided cameraid out of bounds, " - "cameraid = %d, num supported = %d", - cameraid, num_cameras); - rv = -EINVAL; - goto fail; - } - - if(gCamerasOpen >= MAX_SIMUL_CAMERAS_SUPPORTED) - { - CAMHAL_LOGE("maximum number of cameras already open"); - rv = -ENOMEM; - goto fail; - } - - camera_device = (ti_camera_device_t*)malloc(sizeof(*camera_device)); - if(!camera_device) - { - CAMHAL_LOGE("camera_device allocation fail"); - rv = -ENOMEM; - goto fail; - } - - camera_ops = (camera_device_ops_t*)malloc(sizeof(*camera_ops)); - if(!camera_ops) - { - CAMHAL_LOGE("camera_ops allocation fail"); - rv = -ENOMEM; - goto fail; - } - - memset(camera_device, 0, sizeof(*camera_device)); - memset(camera_ops, 0, sizeof(*camera_ops)); - - camera_device->base.common.tag = HARDWARE_DEVICE_TAG; - camera_device->base.common.version = 0; - camera_device->base.common.module = (hw_module_t *)(module); - camera_device->base.common.close = camera_device_close; - camera_device->base.ops = camera_ops; - - camera_ops->set_preview_window = camera_set_preview_window; - camera_ops->set_callbacks = camera_set_callbacks; - camera_ops->enable_msg_type = camera_enable_msg_type; - camera_ops->disable_msg_type = camera_disable_msg_type; - camera_ops->msg_type_enabled = camera_msg_type_enabled; - camera_ops->start_preview = camera_start_preview; - camera_ops->stop_preview = camera_stop_preview; - camera_ops->preview_enabled = camera_preview_enabled; - camera_ops->store_meta_data_in_buffers = camera_store_meta_data_in_buffers; - camera_ops->start_recording = camera_start_recording; - camera_ops->stop_recording = camera_stop_recording; - camera_ops->recording_enabled = camera_recording_enabled; - camera_ops->release_recording_frame = camera_release_recording_frame; - camera_ops->auto_focus = camera_auto_focus; - camera_ops->cancel_auto_focus = camera_cancel_auto_focus; - camera_ops->take_picture = camera_take_picture; - camera_ops->cancel_picture = camera_cancel_picture; - camera_ops->set_parameters = camera_set_parameters; - camera_ops->get_parameters = camera_get_parameters; - camera_ops->put_parameters = camera_put_parameters; - camera_ops->send_command = camera_send_command; - camera_ops->release = camera_release; - camera_ops->dump = camera_dump; - - *device = &camera_device->base.common; - - // -------- TI specific stuff -------- - - camera_device->cameraid = cameraid; - - if(gCameraProperties.getProperties(cameraid, &properties) < 0) - { - CAMHAL_LOGE("Couldn't get camera properties"); - rv = -ENOMEM; - goto fail; - } - - camera = new CameraHal(cameraid); - - if(!camera) - { - CAMHAL_LOGE("Couldn't create instance of CameraHal class"); - rv = -ENOMEM; - goto fail; - } - - if(properties && (camera->initialize(properties) != NO_ERROR)) - { - CAMHAL_LOGE("Couldn't initialize camera instance"); - rv = -ENODEV; - goto fail; - } - - gCameraHals[cameraid] = camera; - gCamerasOpen++; - } - - return rv; - -fail: - if(camera_device) { - free(camera_device); - camera_device = NULL; - } - if(camera_ops) { - free(camera_ops); - camera_ops = NULL; - } - if(camera) { - delete camera; - camera = NULL; - } - *device = NULL; - return rv; -} - -int camera_get_number_of_cameras(void) -{ - int num_cameras = MAX_CAMERAS_SUPPORTED; - - // this going to be the first call from camera service - // initialize camera properties here... - if(gCameraProperties.initialize() != NO_ERROR) - { - CAMHAL_LOGEA("Unable to create or initialize CameraProperties"); - return 0; - } - - num_cameras = gCameraProperties.camerasSupported(); - - return num_cameras; -} - -int camera_get_camera_info(int camera_id, struct camera_info *info) -{ - int rv = 0; - int face_value = CAMERA_FACING_BACK; - int orientation = 0; - const char *valstr = NULL; - CameraProperties::Properties* properties = NULL; - - // this going to be the first call from camera service - // initialize camera properties here... - if(gCameraProperties.initialize() != NO_ERROR) - { - CAMHAL_LOGEA("Unable to create or initialize CameraProperties"); - rv = -EINVAL; - goto end; - } - - //Get camera properties for camera index - if(gCameraProperties.getProperties(camera_id, &properties) < 0) - { - CAMHAL_LOGE("Couldn't get camera properties"); - rv = -EINVAL; - goto end; - } - - if(properties) - { - valstr = properties->get(CameraProperties::FACING_INDEX); - if(valstr != NULL) - { - if (strcmp(valstr, TICameraParameters::FACING_FRONT) == 0) - { - face_value = CAMERA_FACING_FRONT; - } - else if (strcmp(valstr, TICameraParameters::FACING_BACK) == 0) - { - face_value = CAMERA_FACING_BACK; - } - } - - valstr = properties->get(CameraProperties::ORIENTATION_INDEX); - if(valstr != NULL) - { - orientation = atoi(valstr); - } - } - else - { - CAMHAL_LOGEB("getProperties() returned a NULL property set for Camera id %d", camera_id); - } - - info->facing = face_value; - info->orientation = orientation; - -end: - return rv; -} - - -} // namespace Camera -} // namespace Ti |