io_utils.h

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#pragma once
 
#include "Frame/frame_fwd.h"
#include "Math/math_fwd.h"
#include "DataIO/EPictureFile.h"
 
#include <Common/primitive_type.h>
 
#include <cstddef>
#include <string_view>
#include <string>
 
namespace ph { class Path; }
namespace ph { class RegularPicture; }
namespace ph { class RegularPictureFormat; }
namespace ph { class PictureMeta; }
namespace ph { class ByteBuffer; }
 
namespace ph::io_utils
{
 
std::string load_text(const Path& filePath);
 
// TODO: loadBytes()
 
bool has_LDR_support(std::string_view filenameExt);
 
bool has_HDR_support(std::string_view filenameExt);
 
RegularPicture load_picture(const Path& picturePath, std::size_t layerIdx = 0);
RegularPicture load_LDR_picture(const Path& picturePath, std::size_t layerIdx = 0);
RegularPicture load_HDR_picture(const Path& picturePath, std::size_t layerIdx = 0);
 
bool load_picture_meta(
    const Path& picturePath, 
    PictureMeta* out_meta,
    math::Vector2S* out_sizePx = nullptr,
    std::size_t* out_numChannels = nullptr);
 
void save(const LdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save(const HdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save(
    const LdrRgbFrame& frame, 
    const Path& fileDirectory, 
    const std::string& name, 
    EPictureFile format,
    const PictureMeta* meta = nullptr);
 
void save(
    const HdrRgbFrame& frame, 
    const Path& fileDirectory, 
    const std::string& name, 
    EPictureFile format,
    const PictureMeta* meta = nullptr);
 
void save_png(const LdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_jpg(const LdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_bmp(const LdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_tga(const LdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_hdr(const HdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_exr(const HdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_exr_high_precision(const HdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_pfm(const HdrRgbFrame& frame, const Path& filePath, const PictureMeta* meta = nullptr);
 
void save_exr(const HdrRgbFrame& frame, ByteBuffer& buffer, const PictureMeta* meta = nullptr);
 
namespace detail
{
 
bool init_picture_IO();
 
}// end namespace detail
 
}// end namespace ph::io_utils