ImageIO.h

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// ----------------------------------------------------------------------------
// -                        Open3D: www.open3d.org                            -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.open3d.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
#include <string>
 
#include "open3d/geometry/Image.h"
 
namespace open3d {
namespace io {
 
std::shared_ptr<geometry::Image> CreateImageFromFile(
        const std::string &filename);
 
std::shared_ptr<geometry::Image> CreateImageFromMemory(
        const std::string &image_format,
        const unsigned char *image_data_ptr,
        size_t image_data_size);
 
bool ReadImage(const std::string &filename, geometry::Image &image);
 
bool ReadImageFromMemory(const std::string &image_format,
                         const unsigned char *image_data_ptr,
                         size_t image_data_size,
                         geometry::Image &image);
 
constexpr int kOpen3DImageIODefaultQuality = -1;
 
bool WriteImage(const std::string &filename,
                const geometry::Image &image,
                int quality = kOpen3DImageIODefaultQuality);
 
bool ReadImageFromPNG(const std::string &filename, geometry::Image &image);
 
bool WriteImageToPNG(const std::string &filename,
                     const geometry::Image &image,
                     int quality = kOpen3DImageIODefaultQuality);
 
bool ReadImageFromJPG(const std::string &filename, geometry::Image &image);
 
bool WriteImageToJPG(const std::string &filename,
                     const geometry::Image &image,
                     int quality = kOpen3DImageIODefaultQuality);
 
bool ReadPNGFromMemory(const unsigned char *image_data_ptr,
                       size_t image_data_size,
                       geometry::Image &image);
 
bool ReadJPGFromMemory(const unsigned char *image_data_ptr,
                       size_t image_data_size,
                       geometry::Image &image);
 
}  // namespace io
}  // namespace open3d