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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.
*/
#include "image_helper.h"
#include "mv_private.h"
#include "ImageHelper.h"
#include <opencv2/core/core.hpp>
/**
* @file image_helper.cpp
* @brief image_helper.h functions implementation.
*/
using namespace MediaVision::Common;
image_data_s convertToCData(ImageHelper::ImageData data)
{
image_data_s ret;
ret.image_width = data.imageWidth;
ret.image_height = data.imageHeight;
ret.image_colorspace = data.imageColorspace;
return ret;
}
ImageHelper::ImageData convertToCppData(image_data_s data)
{
ImageHelper::ImageData ret;
ret.imageWidth = data.image_width;
ret.imageHeight = data.image_height;
ret.imageColorspace = data.image_colorspace;
return ret;
}
int load_image_to_buffer(
const char *file_path,
unsigned char **data_buffer,
unsigned long *buffer_size,
image_data_s *image_data)
{
if (image_data == NULL)
return MEDIA_VISION_ERROR_INVALID_PARAMETER;
int err;
ImageHelper::ImageData imageData;
err = ImageHelper::loadImageToBuffer(file_path, data_buffer, buffer_size, &imageData);
if (err == MEDIA_VISION_ERROR_NONE)
*image_data = convertToCData(imageData);
return err;
}
int save_image_from_buffer(
const char *file_path,
unsigned char *data_buffer,
const image_data_s *image_data,
int quality)
{
if (image_data == NULL)
return MEDIA_VISION_ERROR_INVALID_PARAMETER;
ImageHelper::ImageData imageData = convertToCppData(*image_data);
return ImageHelper::saveImageFromBuffer(file_path, data_buffer, imageData, quality);
}
int destroy_loaded_buffer(unsigned char *data_buffer)
{
return ImageHelper::destroyLoadedBuffer(data_buffer);
}
int draw_rectangle_on_buffer(
int tl_vertex_x,
int tl_vertex_y,
int br_vertex_x,
int br_vertex_y,
int thickness,
const int rgb_color[3],
const image_data_s *image_data,
unsigned char *data_buffer)
{
if (image_data == NULL)
return MEDIA_VISION_ERROR_INVALID_PARAMETER;
ImageHelper::ImageData imageData = convertToCppData(*image_data);
cv::Scalar color(rgb_color[2], rgb_color[1], rgb_color[0]);
return ImageHelper::drawRectangleOnBuffer(
tl_vertex_x, tl_vertex_y,
br_vertex_x, br_vertex_y,
thickness,
color,
imageData, data_buffer);
}
int draw_quadrangle_on_buffer(
mv_quadrangle_s location,
int thickness,
const int rgb_color[3],
const image_data_s *image_data,
unsigned char *data_buffer)
{
if (image_data == NULL)
return MEDIA_VISION_ERROR_INVALID_PARAMETER;
ImageHelper::ImageData imageData = convertToCppData(*image_data);
cv::Scalar color(rgb_color[2], rgb_color[1], rgb_color[0]);
return ImageHelper::drawQuadrangleOnBuffer(
location,
thickness,
color,
imageData,
data_buffer);
}
int convert_buffer_to_RGB888(
const unsigned char *in_buffer,
const image_data_s *image_data,
unsigned char **out_buffer)
{
if (image_data == NULL)
return MEDIA_VISION_ERROR_INVALID_PARAMETER;
ImageHelper::ImageData imageData = convertToCppData(*image_data);
return ImageHelper::convertBufferToRGB888(in_buffer, imageData, out_buffer);
}
int get_number_of_components(
mv_colorspace_e colorspace,
int *components_number)
{
return ImageHelper::getNumberOfComponents(colorspace, components_number);
}
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