722 lines
26 KiB
C++
722 lines
26 KiB
C++
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#ifndef __HAL_CAMERA_HARDWARE_H__
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#define __HAL_CAMERA_HARDWARE_H__
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/*
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* Contains declaration of a class CameraHardware that encapsulates functionality
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* common to all V4L2Cameras ("fake", "webcam", "video file", etc.).
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* Instances of this class (for each V4L2Camera) are created during the
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* construction of the HALCameraFactory instance.
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* This class serves as an entry point for all camera API calls that defined
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* by camera_device_ops_t API.
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*/
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#include <utils/Mutex.h>
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#include "CameraParameters.h"
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#include "V4L2CameraDevice2.h"
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#include "PreviewWindow.h"
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#include "CallbackNotifier.h"
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#include "CCameraConfig.h"
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#include "libfacedetection/FaceDetectionApi.h"
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#include "libfacedetection/SmileEyeBlinkAPI.h"
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#include "libfacedetection/ApperceivePeopleApi.h"
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#include "CameraPlatform.h"
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#ifdef USE_SUNXI_CAMERA_H
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#include <sunxi_camera.h>
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#endif
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#ifdef USE_CSI_VIN_DRIVER
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#include <sunxi_camera_v2.h>
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#endif
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namespace android {
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#define KEY_CAMERA_HAL_VERSION "camera-hal-version"
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#define KEY_CAPTURE_SIZE_WIDTH "capture-size-width"
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#define KEY_CAPTURE_SIZE_HEIGHT "capture-size-height"
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#define KEY_PREVIEW_CAPTURE_SIZE_WIDTH "preview_capture-size-width"
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#define KEY_PREVIEW_CAPTURE_SIZE_HEIGHT "preview_capture-size-height"
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#define KEY_PICTURE_MODE "picture-mode"
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#define PICTURE_MODE_NORMAL "normal"
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#define PICTURE_MODE_BLINK "blink"
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#define PICTURE_MODE_SMILE "smile"
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#define PICTURE_MODE_SCENE_MODE "scene-mode"
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#define PICTURE_MODE_CONTINUOUS "continuous"
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#define PICTURE_MODE_CONTINUOUS_FAST "continuous-fast"
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#define KEY_CANCEL_CONTINUOUS_PICTURE "cancel_continuous_picture" // "true" for stopping
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#define KEY_CONTINUOUS_PICTURE_PATH "continuous-picture-path"
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#define KEY_SNAP_PATH "snap-path"
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#define KEY_IS_IMAGECAPTURE_INTENT "is-imagecapture-intent"
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#define KEY_CAPTURE_FORMAT "capture-format"
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typedef enum face_detection_states_t {
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FACE_DETECTION_UNINITIALIZED = 0,
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FACE_DETECTION_INITIALIZED = 1 << 0,
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FACE_DETECTION_STARTED = 1 << 1,
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FACE_DETECTION_PREPARED = 1 << 2,
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FACE_DETECTION_IDLE = 1 << 3,
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FACE_DETECTION_STOPPED = 1 << 4,
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FACE_DETECTION_STATE_ERROR = 1 << 5,
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}face_detection_states;
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/* Encapsulates functionality common to all V4L2Cameras.
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*
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* Note that HALCameraFactory instantiates object of this class just once,
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* when HALCameraFactory instance gets constructed. Connection to /
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* disconnection from the actual camera device is handled by calls to connectDevice(),
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* and closeCamera() methods of this class that are ivoked in response to
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* hw_module_methods_t::open, and camera_device::close callbacks.
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*/
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class CameraHardware : public camera_device {
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public:
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/* Constructs CameraHardware instance.
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* Param:
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* module - V4L2Camera HAL module descriptor.
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*/
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CameraHardware(struct hw_module_t* module, CCameraConfig* pCameraCfg);
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/* Destructs CameraHardware instance. */
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virtual ~CameraHardware();
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/****************************************************************************
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* Public API
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***************************************************************************/
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public:
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/* Initializes CameraHardware instance.
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* Return:
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* NO_ERROR on success, or an appropriate error status on failure.
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*/
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virtual status_t Initialize();
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/* Entry point for notifications that occur in camera device.
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* Param:
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* err - CAMERA_ERROR_XXX error code.
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*/
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virtual void onCameraDeviceError(int err);
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/****************************************************************************
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* Camera API implementation
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***************************************************************************/
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public:
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/* Creates connection to the V4L2Camera device.
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* This method is called in response to hw_module_methods_t::open callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t connectCamera(hw_device_t** device);
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/* Closes connection to the V4L2Camera.
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* This method is called in response to camera_device::close callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t closeCamera();
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/****************************************************************************
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* Camera API implementation.
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* These methods are called from the camera API callback routines.
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***************************************************************************/
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protected:
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/* Actual handler for camera_device_ops_t::set_preview_window callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t setPreviewWindow(struct preview_stream_ops *window);
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/* Actual handler for camera_device_ops_t::set_callbacks callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void setCallbacks(camera_notify_callback notify_cb,
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camera_data_callback data_cb,
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camera_data_timestamp_callback data_cb_timestamp,
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camera_request_memory get_memory,
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void* user);
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/* Actual handler for camera_device_ops_t::enable_msg_type callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void enableMsgType(int32_t msg_type);
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/* Actual handler for camera_device_ops_t::disable_msg_type callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void disableMsgType(int32_t msg_type);
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/* Actual handler for camera_device_ops_t::msg_type_enabled callback.
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* NOTE: When this method is called the object is locked.
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* Return:
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* 0 if message(s) is (are) disabled, != 0 if enabled.
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*/
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virtual int isMsgTypeEnabled(int32_t msg_type);
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/* Actual handler for camera_device_ops_t::start_preview callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t startPreview();
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/* Actual handler for camera_device_ops_t::stop_preview callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void stopPreview();
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/* Actual handler for camera_device_ops_t::preview_enabled callback.
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* NOTE: When this method is called the object is locked.
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* Return:
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* 0 if preview is disabled, != 0 if enabled.
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*/
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virtual int isPreviewEnabled();
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virtual status_t enablePreview();
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virtual status_t disablePreview();
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/* Actual handler for camera_device_ops_t::store_meta_data_in_buffers callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t storeMetaDataInBuffers(int enable);
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/* Actual handler for camera_device_ops_t::start_recording callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t startRecording();
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/* Actual handler for camera_device_ops_t::stop_recording callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void stopRecording();
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/* Actual handler for camera_device_ops_t::recording_enabled callback.
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* NOTE: When this method is called the object is locked.
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* Return:
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* 0 if recording is disabled, != 0 if enabled.
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*/
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virtual int isRecordingEnabled();
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/* Actual handler for camera_device_ops_t::release_recording_frame callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void releaseRecordingFrame(const void* opaque);
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/* Actual handler for camera_device_ops_t::auto_focus callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t setAutoFocus();
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/* Actual handler for camera_device_ops_t::cancel_auto_focus callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t cancelAutoFocus();
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/* Actual handler for camera_device_ops_t::take_picture callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t takePicture();
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/* Actual handler for camera_device_ops_t::cancel_picture callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t cancelPicture();
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/* Actual handler for camera_device_ops_t::set_parameters callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t setParameters(const char* parms);
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virtual status_t setFd(int fd);
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/* Actual handler for camera_device_ops_t::get_parameters callback.
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* NOTE: When this method is called the object is locked.
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* Return:
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* Flattened parameters string. The caller will free the buffer allocated
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* for the string by calling camera_device_ops_t::put_parameters callback.
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*/
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virtual char* getParameters();
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/* Actual handler for camera_device_ops_t::put_parameters callback.
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* Called to free the string returned from camera_device_ops_t::get_parameters
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* callback. There is nothing more to it: the name of the callback is just
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* misleading.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void putParameters(char* params);
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/* Actual handler for camera_device_ops_t::send_command callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t sendCommand(int32_t cmd, int32_t arg1, int32_t arg2);
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/* Actual handler for camera_device_ops_t::release callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void releaseCamera();
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/* Actual handler for camera_device_ops_t::dump callback.
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* NOTE: When this method is called the object is locked.
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* Note that failures in this method are reported as negave EXXX statuses.
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*/
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virtual status_t dumpCamera(int fd);
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/* Actual handler for face detection msg_type callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void enableSmartMsgType(int32_t msg_type);
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/* Actual handler for face detection msg_type callback.
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* NOTE: When this method is called the object is locked.
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*/
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virtual void disableSmartMsgType(int32_t msg_type);
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/* Actual handler for face detection callback.
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* NOTE: When this method is called the object is locked.
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* Return:
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* 0 if message(s) is (are) disabled, != 0 if enabled.
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*/
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virtual int isSmartMsgTypeEnabled(int32_t msg_type);
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/****************************************************************************
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* Preview management.
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***************************************************************************/
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protected:
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public:
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/* Starts preview.
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* Note that when this method is called mPreviewWindow may be NULL,
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* indicating that framework has an intention to start displaying video
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* frames, but didn't create the preview window yet.
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* Return:
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* NO_ERROR on success, or an appropriate error status on failure.
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*/
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virtual status_t doStartPreview();
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/* Stops preview.
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* This method reverts DoStartPreview.
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* Return:
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* NO_ERROR on success, or an appropriate error status on failure.
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*/
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virtual status_t doStopPreview();
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status_t doTakePicture();
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status_t doTakePictureEnd();
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status_t doStartSmart();
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status_t doStopSmart();
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/****************************************************************************
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* Private API.
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***************************************************************************/
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protected:
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/* Cleans up camera when released. */
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virtual status_t cleanupCamera();
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/****************************************************************************
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* Camera API callbacks as defined by camera_device_ops structure.
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* See hardware/libhardware/include/hardware/camera.h for information on
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* each of these callbacks. Implemented in this class, these callbacks simply
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* dispatch the call into an instance of CameraHardware class defined by the
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* 'camera_device' parameter.
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***************************************************************************/
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private:
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static int set_preview_window(struct camera_device* dev,
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struct preview_stream_ops* window);
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static void set_callbacks(struct camera_device* dev,
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camera_notify_callback notify_cb,
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camera_data_callback data_cb,
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camera_data_timestamp_callback data_cb_timestamp,
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camera_request_memory get_memory,
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void* user);
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static void enable_msg_type(struct camera_device* dev, int32_t msg_type);
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static void disable_msg_type(struct camera_device* dev, int32_t msg_type);
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static int msg_type_enabled(struct camera_device* dev, int32_t msg_type);
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static int start_preview(struct camera_device* dev);
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static void stop_preview(struct camera_device* dev);
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static int preview_enabled(struct camera_device* dev);
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static int enable_preview(struct camera_device* dev);
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static int disable_preview(struct camera_device* dev);
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static int store_meta_data_in_buffers(struct camera_device* dev, int enable);
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static int start_recording(struct camera_device* dev);
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static void stop_recording(struct camera_device* dev);
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static int recording_enabled(struct camera_device* dev);
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static void release_recording_frame(struct camera_device* dev,
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const void* opaque);
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static int auto_focus(struct camera_device* dev);
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static int cancel_auto_focus(struct camera_device* dev);
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static int take_picture(struct camera_device* dev);
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static int cancel_picture(struct camera_device* dev);
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static int set_parameters(struct camera_device* dev, const char* parms);
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static int set_fd(struct camera_device* dev, int fd);
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static char* get_parameters(struct camera_device* dev);
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static void put_parameters(struct camera_device* dev, char* params);
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static int send_command(struct camera_device* dev,
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int32_t cmd,
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int32_t arg1,
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int32_t arg2);
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static void release(struct camera_device* dev);
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static int dump(struct camera_device* dev, int fd);
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static int close(struct hw_device_t* device);
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/****************************************************************************
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* Data members
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***************************************************************************/
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protected:
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/* Locks this instance for parameters, state, etc. change. */
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Mutex mObjectLock;
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/* Camera parameters. */
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CameraParameters mParameters;
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/* Preview window. */
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PreviewWindow mPreviewWindow;
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/* Callback notifier. */
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CallbackNotifier mCallbackNotifier;
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public:
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V4L2CameraDevice * mV4L2CameraDevice;
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private:
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/* Registered callbacks implementing camera API. */
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static camera_device_ops_t mDeviceOps;
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/****************************************************************************
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* Common keys
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***************************************************************************/
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public:
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static const char FACING_KEY[];
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static const char ORIENTATION_KEY[];
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static const char RECORDING_HINT_KEY[];
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/****************************************************************************
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* Common string values
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***************************************************************************/
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/* Possible values for FACING_KEY */
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static const char FACING_BACK[];
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static const char FACING_FRONT[];
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struct FrameFaceData mFrameFaceData;
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struct FacePosition mFacePosition;
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unsigned char* mFrameData;
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unsigned char* mSmartData;
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int mPreviewRotation;
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int mPreviewWidth;
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int mPreviewHeight;
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bool mStartPreviewFlag;
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bool mSmileDetectionCmdEnable;
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bool mBlinkDetectionCmdEnable;
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bool mSmileDetectionEnable;
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bool mBlinkDetectionEnable;
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bool mSmartDetectionEnable;
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//face_detection_states mSmileDetectionState;
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//face_detection_states mBlinkDetectionState;
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bool mBlinkPictureStarted;
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bool mBlinkPictureResult;
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bool mSmilePictureResult;
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char mCallingProcessName[128];
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// -------------------------------------------------------------------------
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// extended interfaces here <***** star *****>
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// -------------------------------------------------------------------------
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public:
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HALCameraInfo* get_halinfo();
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status_t setCameraHardwareInfo(HALCameraInfo * halInfo);
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void initDefaultParameters();
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void notifyPictureMsg(const void* frame);
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void setNewCrop(Rect * rect);
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int setAutoFocusRange();
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int getCurrentFaceFrame(void* frame, int* width, int* height);
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int faceDetection(camera_frame_metadata_t *face);
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int smileDetection(camera_face_smile_status_t *smile);
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int blinkDetection(camera_face_blink_status_t *blink);
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int smartDetection(int type);
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int parse_focus_areas(const char * str, bool is_face = false);
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bool checkFocusArea(const char * area);
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bool checkFocusMode(const char * mode);
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bool commandThread();
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bool autoFocusThread();
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bool faceDetectionThread();
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bool smartThread();
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void setVideoCaptureSize(int video_w, int video_h);
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void getCurrentOriention(int * oriention, int compensation = 0,bool reverse = 0,int re_direction = 0);
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bool isCameraIdle();
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void makeFDOrientionArray();
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void getHWOrientionInfo(void *);
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int setExifInfo(struct isp_exif_attribute exifinfo);
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int getPriviewSize(int* preview_width,int* preview_height,int capture_width,int capture_height);
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protected:
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CCameraConfig * mCameraConfig;
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HALCameraInfo mHalCameraInfo;
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Mutex mCameraIdleLock;
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bool mIsCameraIdle;
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bool mFirstSetParameters;
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bool mIsSupportFocus;
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bool mIsSupportEffect;
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bool mIsSupportFlash;
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bool mIsSupportScene;
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bool mIsSupportWhiteBlance;
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bool mIsSupportExposure;
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int mFullSizeWidth;
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int mFullSizeHeight;
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int mCaptureWidth;
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int mCaptureHeight;
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int mVideoCaptureWidth;
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int mVideoCaptureHeight;
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bool mUseHwEncoder;
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FaceDetectionDev * mFaceDetection;
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|
SmileDetectionDev * mSmileDetection;
|
|
EyeBlinkDetectionDev * mBlinkDetection;
|
|
ApperceivePeopleDev * mSmartDetection;
|
|
|
|
int mFDOriention[4];
|
|
Rect mFrameRectCrop; // current frame buffer crop for focus
|
|
char mFocusAreasStr[32];
|
|
struct v4l2_win_coordinate mLastFocusAreas;
|
|
|
|
typedef enum CMD_QUEUE_t{
|
|
CMD_QUEUE_SET_COLOR_EFFECT = 0,
|
|
CMD_QUEUE_SET_WHITE_BALANCE,
|
|
CMD_QUEUE_SET_FLASH_MODE,
|
|
CMD_QUEUE_SET_FOCUS_MODE,
|
|
CMD_QUEUE_SET_FOCUS_AREA,
|
|
CMD_QUEUE_SET_EXPOSURE_COMPENSATION,
|
|
|
|
CMD_QUEUE_START_FACE_DETECTE,
|
|
CMD_QUEUE_STOP_FACE_DETECTE,
|
|
CMD_QUEUE_START_SMILE_DETECTE,
|
|
CMD_QUEUE_STOP_SMILE_DETECTE,
|
|
CMD_QUEUE_START_BLINK_DETECTE,
|
|
CMD_QUEUE_STOP_BLINK_DETECTE,
|
|
|
|
CMD_QUEUE_TAKE_PICTURE,
|
|
CMD_QUEUE_PICTURE_MSG,
|
|
CMD_QUEUE_STOP_CONTINUOUSSNAP,
|
|
|
|
CMD_QUEUE_SET_FOCUS_STATUS,
|
|
|
|
CMD_QUEUE_MAX
|
|
}CMD_QUEUE;
|
|
|
|
OSAL_QUEUE mQueueCommand;
|
|
|
|
typedef struct Queue_Element_t {
|
|
CMD_QUEUE cmd;
|
|
unsigned long data;
|
|
}Queue_Element;
|
|
|
|
Queue_Element mQueueElement[CMD_QUEUE_MAX];
|
|
|
|
class DoCommandThread : public Thread {
|
|
CameraHardware* mCameraHardware;
|
|
ThreadState mThreadStatus;
|
|
public:
|
|
DoCommandThread(CameraHardware* hw) :
|
|
Thread(false),
|
|
mCameraHardware(hw),
|
|
mThreadStatus(THREAD_STATE_NULL) {
|
|
}
|
|
void startThread() {
|
|
mThreadStatus = THREAD_STATE_RUNNING;
|
|
run("CameraCommandThread", PRIORITY_NORMAL);
|
|
}
|
|
void stopThread() {
|
|
mThreadStatus = THREAD_STATE_EXIT;
|
|
}
|
|
ThreadState getThreadStatus() {
|
|
return mThreadStatus;
|
|
}
|
|
bool isThreadStarted() {
|
|
return (mThreadStatus == THREAD_STATE_PAUSED) || (mThreadStatus == THREAD_STATE_RUNNING);
|
|
}
|
|
virtual bool threadLoop() {
|
|
return mCameraHardware->commandThread();
|
|
}
|
|
};
|
|
sp<DoCommandThread> mCommandThread;
|
|
|
|
pthread_mutex_t mCommandMutex;
|
|
pthread_cond_t mCommandCond;
|
|
|
|
class DoAutoFocusThread : public Thread {
|
|
CameraHardware* mCameraHardware;
|
|
ThreadState mThreadStatus;
|
|
public:
|
|
DoAutoFocusThread(CameraHardware* hw) :
|
|
Thread(false),
|
|
mCameraHardware(hw),
|
|
mThreadStatus(THREAD_STATE_NULL) {
|
|
}
|
|
void startThread() {
|
|
mThreadStatus = THREAD_STATE_RUNNING;
|
|
run("CameraAutoFocusThread", PRIORITY_NORMAL);
|
|
}
|
|
void stopThread() {
|
|
mThreadStatus = THREAD_STATE_EXIT;
|
|
}
|
|
ThreadState getThreadStatus() {
|
|
return mThreadStatus;
|
|
}
|
|
bool isThreadStarted() {
|
|
return (mThreadStatus == THREAD_STATE_PAUSED) || (mThreadStatus == THREAD_STATE_RUNNING);
|
|
}
|
|
virtual bool threadLoop() {
|
|
return mCameraHardware->autoFocusThread();
|
|
}
|
|
};
|
|
sp<DoAutoFocusThread> mAutoFocusThread;
|
|
|
|
pthread_mutex_t mAutoFocusMutex;
|
|
pthread_cond_t mAutoFocusCond;
|
|
bool mAutoFocusThreadExit;
|
|
|
|
public:
|
|
typedef enum FocusStatus_t {
|
|
FOCUS_STATUS_IDLE = 0x0,
|
|
FOCUS_STATUS_SUCCESS = 0x1,
|
|
FOCUS_STATUS_FAIL = 0x2,
|
|
FOCUS_STATUS_DONE = FOCUS_STATUS_SUCCESS | FOCUS_STATUS_FAIL,
|
|
FOCUS_STATUS_BUSY = 0x4,
|
|
}FocusStatus;
|
|
|
|
protected:
|
|
FocusStatus mFocusStatus;
|
|
bool mIsSingleFocus;
|
|
|
|
int mOriention;
|
|
|
|
int mZoomRatio;
|
|
bool mIsImageCaptureIntent;
|
|
class DoFaceDetectionThread : public Thread {
|
|
CameraHardware* mCameraHardware;
|
|
ThreadState mThreadStatus;
|
|
public:
|
|
DoFaceDetectionThread(CameraHardware* hw) :
|
|
Thread(false),
|
|
mCameraHardware(hw),
|
|
mThreadStatus(THREAD_STATE_NULL) {
|
|
}
|
|
void startThread() {
|
|
mThreadStatus = THREAD_STATE_RUNNING;
|
|
run("faceDetectionThread", PRIORITY_NORMAL);
|
|
}
|
|
void stopThread() {
|
|
mThreadStatus = THREAD_STATE_EXIT;
|
|
}
|
|
ThreadState getThreadStatus() {
|
|
return mThreadStatus;
|
|
}
|
|
bool isThreadStarted() {
|
|
return (mThreadStatus == THREAD_STATE_PAUSED) || (mThreadStatus == THREAD_STATE_RUNNING);
|
|
}
|
|
virtual bool threadLoop() {
|
|
return mCameraHardware->faceDetectionThread();
|
|
}
|
|
};
|
|
sp<DoFaceDetectionThread> mFaceDetectionThread;
|
|
|
|
public:
|
|
class DoSmartThread : public Thread {
|
|
CameraHardware* mCameraHardware;
|
|
ThreadState mThreadStatus;
|
|
public:
|
|
DoSmartThread(CameraHardware* hw) :
|
|
Thread(false),
|
|
mCameraHardware(hw),
|
|
mThreadStatus(THREAD_STATE_NULL) {
|
|
}
|
|
void startThread() {
|
|
mThreadStatus = THREAD_STATE_RUNNING;
|
|
run("smartThread", PRIORITY_NORMAL);
|
|
}
|
|
void stopThread() {
|
|
mThreadStatus = THREAD_STATE_EXIT;
|
|
}
|
|
ThreadState getThreadStatus() {
|
|
return mThreadStatus;
|
|
}
|
|
bool isThreadStarted() {
|
|
return (mThreadStatus == THREAD_STATE_PAUSED) || (mThreadStatus == THREAD_STATE_RUNNING);
|
|
}
|
|
virtual bool threadLoop() {
|
|
return mCameraHardware->smartThread();
|
|
}
|
|
};
|
|
sp<DoSmartThread> mSmartThread;
|
|
|
|
pthread_mutex_t mFaceDetectionMutex;
|
|
pthread_cond_t mFaceDetectionCond;
|
|
bool mFaceDetectionThreadExit;
|
|
|
|
pthread_mutex_t mFaceDetectionStateMutex;
|
|
|
|
face_detection_states mSmileDetectionState;
|
|
face_detection_states mBlinkDetectionState;
|
|
|
|
pthread_mutex_t mSmartMutex;
|
|
pthread_cond_t mSmartCond;
|
|
bool mSmartThreadExit;
|
|
int mSmartMode;
|
|
int mSmartDiscardFrameNum;
|
|
};
|
|
|
|
}; /* namespace android */
|
|
|
|
#endif /* __HAL_CAMERA_HARDWARE_H__ */
|