67 lines
1.5 KiB
C++
67 lines
1.5 KiB
C++
// Clip Library
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// Copyright (c) 2015-2024 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifndef CLIP_WIN_BMP_H_INCLUDED
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#define CLIP_WIN_BMP_H_INCLUDED
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#pragma once
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#if !CLIP_ENABLE_IMAGE
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#error This file can be include only when CLIP_ENABLE_IMAGE is defined
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#endif
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#include <cstdint>
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#include <windows.h>
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namespace clip {
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class image;
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struct image_spec;
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namespace win {
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struct BitmapInfo {
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BITMAPV5HEADER* b5 = nullptr;
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BITMAPINFO* bi = nullptr;
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int width = 0;
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int height = 0;
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uint16_t bit_count = 0;
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uint32_t compression = 0;
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uint32_t red_mask = 0;
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uint32_t green_mask = 0;
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uint32_t blue_mask = 0;
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uint32_t alpha_mask = 0;
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BitmapInfo();
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explicit BitmapInfo(BITMAPV5HEADER* pb5);
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explicit BitmapInfo(BITMAPINFO* pbi);
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bool is_valid() const {
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return (b5 || bi);
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}
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void fill_spec(image_spec& spec) const;
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// Fills the output_img with the data provided by this
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// BitmapInfo. Returns true if it was able to fill the output image
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// or false otherwise.
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bool to_image(image& output_img) const;
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private:
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bool load_from(BITMAPV5HEADER* b5);
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bool load_from(BITMAPINFO* bi);
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};
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// Returns a handle to the HGLOBAL memory reserved to create a DIBV5
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// based on the image passed by parameter. Returns null if it cannot
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// create the handle.
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HGLOBAL create_dibv5(const image& image);
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} // namespace win
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} // namespace clip
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#endif // CLIP_WIN_BMP_H_INCLUDED
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