m-aXimilian
b37814204f
* get image returns optional<Mat> instead of unique_ptr<Mat> * introduce complexity * rename image load function * add example for a basic reader for binary image files * fix windows build? * add a status bar underneath the menu bar * use status bar in custom_0 example app * clang formats * packing w/ pragma push * add "Save As" functions to image views * resize over reserve * rm local override uri * add simple thread pool * rename to simple_thread_pool * get rid of useless renderlib * document version inc * extract hardcoded values to in-header * clang format patch * clone registered image in custom_0 * document binary-file header * minor fixes * clang format * rm unused render cmake
60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
#include "ImageViewFactory.hpp"
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#include <format>
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#include <memory>
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#include "IPixelariumImageView.hpp"
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#include "PixelariumImageViewCzi.hpp"
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#include "PixelariumImageViewDefault.hpp"
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#include "imaging/IPixelariumImage.hpp"
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#include "imaging/PixelariumImageFactory.hpp"
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/// @brief Creates a PixelariumImageView from a resource image.
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/// @param image_id The ID of the image resource to render.
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/// @return A unique pointer to the PixelariumImageView, or nullptr if the image resource is not found or is empty. The
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/// image data is copied.
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std::unique_ptr<pixelarium::application::IPixelariumImageView> pixelarium::application::ImageViewFactory::RenderImage(
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resources::ResourceKey image_id)
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{
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using ImageType = imaging::ImageFileType;
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auto res{this->image_pool_.GetResource(image_id)};
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auto img{res.lock()};
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if (img == nullptr)
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{
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return {};
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}
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if (img->Empty())
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{
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return {};
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}
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auto type = imaging::ExtensionToType(img->Uri().extension().string());
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if (img->Uri().empty())
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{
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log_.Info(std::format("{}: empty Uri for {}.", __PRETTY_FUNCTION__, img->Name()));
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type = ImageType::kMemory;
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}
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switch (type)
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{
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case ImageType::kUnknown:
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case ImageType::kAbstract:
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case ImageType::kPng:
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case ImageType::kJpg:
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case ImageType::kTiff:
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case ImageType::kMemory:
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log_.Info(std::format("{}: Creating a Default View", __PRETTY_FUNCTION__));
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// beware: here we copy the actual image resource over to the new image
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return std::make_unique<PixelariumImageViewDefault>(img);
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case ImageType::kCzi:
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log_.Info(std::format("{}: Creating a CZI View", __PRETTY_FUNCTION__));
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// beware: here we copy the actual image resource over to the new image
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return std::make_unique<PixelariumImageViewCzi>(img, log_);
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default:
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return {};
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}
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}
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