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This commit is contained in:
Hartmut Seichter 2024-07-25 23:04:57 +02:00
parent 49f8fbf187
commit 4be1393295
10 changed files with 233 additions and 301 deletions
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61
src/io/src/image_io.cpp
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@ -6,77 +6,66 @@
#include "stb_image.h"
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include "stb_image_write.h"
#include "stb_image_write.h"
#include <future>
namespace pw {
struct image_io::impl
{
struct image_io::impl {
image read_impl(const std::string& uri,uint32_t flags)
{
int x{ 0 }, y{ 0 }, n{ 0 };
image read_impl(const std::string& uri, uint32_t flags) {
int x{0}, y{0}, n{0};
const auto data = stbi_load(uri.c_str(), &x, &y, &n, 4);
if (data) {
image r;
image r;
r.create(size(x,y),image::pixel_layout::RGBA8,reinterpret_cast<image::data_t*>(data));
r.create(size{x, y}.cast<image::size_type::value_type>(),
image::pixel_layout::RGBA8,
reinterpret_cast<image::data_t*>(data));
stbi_image_free(data);
stbi_image_free(data);
return r;
} else {
} else {
debug::e() << stbi_failure_reason();
}
debug::e() << stbi_failure_reason();
}
return image();
}
bool write(const std::string& uri, const image& img, uint32_t flags)
{
auto res = stbi_write_png(uri.c_str(),img.size().width,img.size().height,
image::components(img.layout()),
img.data(),
img.size().width * image::components(img.layout()));
bool write(const std::string& uri, const image& img, uint32_t flags) {
auto res =
stbi_write_png(uri.c_str(), img.size().width, img.size().height,
image::components(img.layout()), img.data(),
img.size().width * image::components(img.layout()));
return 0 == res;
}
};
image_io &image_io::get()
{
image_io& image_io::get() {
static image_io instance;
return instance;
}
image image_io::read(const std::string &uri, uint32_t flags)
{
return _impl->read_impl(uri,flags);
image image_io::read(const std::string& uri, uint32_t flags) {
return _impl->read_impl(uri, flags);
}
bool image_io::write(const std::string &uri, const image& img, uint32_t flags)
{
return _impl->write(uri,img,flags);
bool image_io::write(const std::string& uri, const image& img, uint32_t flags) {
return _impl->write(uri, img, flags);
}
//
//
//
image_io::image_io()
{
_impl = make_unique<impl>();
}
image_io::image_io() { _impl = make_unique<impl>(); }
image_io::~image_io()
{
}
image_io::~image_io() {}
}
} // namespace pw