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/**
* Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
*
* 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.
*/
#ifndef __MEDIA_VISION_FACE_EXPRESSION_RECOGNIZER_H__
#define __MEDIA_VISION_FACE_EXPRESSION_RECOGNIZER_H__
#include "mv_common_c.h"
#include "mv_face_open.h"
#include <opencv2/objdetect.hpp>
#include <string>
/**
* @file FaceExpressionRecognizer.h
* @brief This file contains the FaceExpressionRecognizer class which implements
* the facial expressions recognition functionality.
*/
namespace MediaVision {
namespace Face {
/**
* @brief Face expression recognition configuration.
*
* @since_tizen 3.0
*/
struct FaceRecognizerConfig {
FaceRecognizerConfig();
std::string mHaarcascadeFilepath;
};
/**
* @class FaceExpressionRecognizer
* @brief The FaceExpressionRecognizer implements the facial expressions
* recognition functionality.
*
* @since_tizen 3.0
*/
class FaceExpressionRecognizer {
public:
/**
* @brief Recognizes facial expression on the image with known face location.
*
* @since_tizen 3.0
* @param [in] grayImage The grayscale image with face
* @param [in] faceLocation The location of the face on the @a image
* @param [out] faceExpression Expression recognized for the face at
* @a faceLocation
* @param [in] config The configuration will be used for
* facial expression recognition
*
* @see MediaVision::Face::FaceRecognizerConfig
*/
static int recognizeFaceExpression(
const cv::Mat& grayImage,
const mv_rectangle_s& faceLocation,
mv_face_facial_expression_e *faceExpression,
const FaceRecognizerConfig& config = FaceRecognizerConfig());
};
} /* Face */
} /* MediaVision */
#endif /* __MEDIA_VISION_FACE_EXPRESSION_RECOGNIZER_H__ */
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