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/*************************************************************************/
/* image_loader_bmp.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef IMAGE_LOADER_BMP_H
#define IMAGE_LOADER_BMP_H
#include "core/io/image_loader.h"
class ImageLoaderBMP : public ImageFormatLoader {
protected:
static const unsigned BITMAP_SIGNATURE = 0x4d42;
static const unsigned BITMAP_FILE_HEADER_SIZE = 14; // bmp_file_header_s
static const unsigned BITMAP_INFO_HEADER_MIN_SIZE = 40; // bmp_info_header_s
enum bmp_compression_s {
BI_RGB = 0x00,
BI_RLE8 = 0x01, // compressed
BI_RLE4 = 0x02, // compressed
BI_BITFIELDS = 0x03,
BI_JPEG = 0x04,
BI_PNG = 0x05,
BI_ALPHABITFIELDS = 0x06,
BI_CMYK = 0x0b,
BI_CMYKRLE8 = 0x0c, // compressed
BI_CMYKRLE4 = 0x0d // compressed
};
struct bmp_header_s {
struct bmp_file_header_s {
uint16_t bmp_signature = 0;
uint32_t bmp_file_size = 0;
uint32_t bmp_file_padding = 0;
uint32_t bmp_file_offset = 0;
} bmp_file_header;
struct bmp_info_header_s {
uint32_t bmp_header_size = 0;
uint32_t bmp_width = 0;
uint32_t bmp_height = 0;
uint16_t bmp_planes = 0;
uint16_t bmp_bit_count = 0;
uint32_t bmp_compression = 0;
uint32_t bmp_size_image = 0;
uint32_t bmp_pixels_per_meter_x = 0;
uint32_t bmp_pixels_per_meter_y = 0;
uint32_t bmp_colors_used = 0;
uint32_t bmp_important_colors = 0;
} bmp_info_header;
};
static Error convert_to_image(Ref<Image> p_image,
const uint8_t *p_buffer,
const uint8_t *p_color_buffer,
const uint32_t color_table_size,
const bmp_header_s &p_header);
public:
virtual Error load_image(Ref<Image> p_image, FileAccess *f,
bool p_force_linear, float p_scale);
virtual void get_recognized_extensions(List<String> *p_extensions) const;
ImageLoaderBMP();
};
#endif // IMAGE_LOADER_BMP_H
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