/**************************************************************************/ /* image.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* 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. */ /**************************************************************************/ #include "image.h" #include "core/config/project_settings.h" #include "core/error/error_list.h" #include "core/error/error_macros.h" #include "core/io/image_loader.h" #include "core/io/resource_loader.h" #include "core/math/math_funcs.h" #include "core/string/print_string.h" #include "core/templates/hash_map.h" #include "core/variant/dictionary.h" #include <stdio.h> #include <cmath> const char *Image::format_names[Image::FORMAT_MAX] = …; SavePNGFunc Image::save_png_func = …; SaveJPGFunc Image::save_jpg_func = …; SaveEXRFunc Image::save_exr_func = …; SavePNGBufferFunc Image::save_png_buffer_func = …; SaveEXRBufferFunc Image::save_exr_buffer_func = …; SaveJPGBufferFunc Image::save_jpg_buffer_func = …; SaveWebPFunc Image::save_webp_func = …; SaveWebPBufferFunc Image::save_webp_buffer_func = …; void Image::_put_pixelb(int p_x, int p_y, uint32_t p_pixel_size, uint8_t *p_data, const uint8_t *p_pixel) { … } void Image::_get_pixelb(int p_x, int p_y, uint32_t p_pixel_size, const uint8_t *p_data, uint8_t *p_pixel) { … } int Image::get_format_pixel_size(Format p_format) { … } void Image::get_format_min_pixel_size(Format p_format, int &r_w, int &r_h) { … } int Image::get_format_pixel_rshift(Format p_format) { … } int Image::get_format_block_size(Format p_format) { … } void Image::_get_mipmap_offset_and_size(int p_mipmap, int64_t &r_offset, int &r_width, int &r_height) const { … } int64_t Image::get_mipmap_offset(int p_mipmap) const { … } void Image::get_mipmap_offset_and_size(int p_mipmap, int64_t &r_ofs, int64_t &r_size) const { … } void Image::get_mipmap_offset_size_and_dimensions(int p_mipmap, int64_t &r_ofs, int64_t &r_size, int &w, int &h) const { … } Image::Image3DValidateError Image::validate_3d_image(Image::Format p_format, int p_width, int p_height, int p_depth, bool p_mipmaps, const Vector<Ref<Image>> &p_images) { … } String Image::get_3d_image_validation_error_text(Image3DValidateError p_error) { … } int Image::get_width() const { … } int Image::get_height() const { … } Size2i Image::get_size() const { … } bool Image::has_mipmaps() const { … } int Image::get_mipmap_count() const { … } //using template generates perfectly optimized code due to constant expression reduction and unused variable removal present in all compilers template <uint32_t read_bytes, bool read_alpha, uint32_t write_bytes, bool write_alpha, bool read_gray, bool write_gray> static void _convert(int p_width, int p_height, const uint8_t *p_src, uint8_t *p_dst) { … } template <typename T, uint32_t read_channels, uint32_t write_channels, T def_zero, T def_one> static void _convert_fast(int p_width, int p_height, const T *p_src, T *p_dst) { … } static bool _are_formats_compatible(Image::Format p_format0, Image::Format p_format1) { … } void Image::convert(Format p_new_format) { … } Image::Format Image::get_format() const { … } static double _bicubic_interp_kernel(double x) { … } template <int CC, typename T> static void _scale_cubic(const uint8_t *__restrict p_src, uint8_t *__restrict p_dst, uint32_t p_src_width, uint32_t p_src_height, uint32_t p_dst_width, uint32_t p_dst_height) { … } template <int CC, typename T> static void _scale_bilinear(const uint8_t *__restrict p_src, uint8_t *__restrict p_dst, uint32_t p_src_width, uint32_t p_src_height, uint32_t p_dst_width, uint32_t p_dst_height) { … } template <int CC, typename T> static void _scale_nearest(const uint8_t *__restrict p_src, uint8_t *__restrict p_dst, uint32_t p_src_width, uint32_t p_src_height, uint32_t p_dst_width, uint32_t p_dst_height) { … } #define LANCZOS_TYPE … static float _lanczos(float p_x) { … } template <int CC, typename T> static void _scale_lanczos(const uint8_t *__restrict p_src, uint8_t *__restrict p_dst, uint32_t p_src_width, uint32_t p_src_height, uint32_t p_dst_width, uint32_t p_dst_height) { … } static void _overlay(const uint8_t *__restrict p_src, uint8_t *__restrict p_dst, float p_alpha, uint32_t p_width, uint32_t p_height, uint32_t p_pixel_size) { … } bool Image::is_size_po2() const { … } void Image::resize_to_po2(bool p_square, Interpolation p_interpolation) { … } void Image::resize(int p_width, int p_height, Interpolation p_interpolation) { … } void Image::crop_from_point(int p_x, int p_y, int p_width, int p_height) { … } void Image::crop(int p_width, int p_height) { … } void Image::rotate_90(ClockDirection p_direction) { … } void Image::rotate_180() { … } void Image::flip_y() { … } void Image::flip_x() { … } /// Get mipmap size and offset. int64_t Image::_get_dst_image_size(int p_width, int p_height, Format p_format, int &r_mipmaps, int p_mipmaps, int *r_mm_width, int *r_mm_height) { … } bool Image::_can_modify(Format p_format) const { … } template <typename Component, int CC, bool renormalize, void (*average_func)(Component &, const Component &, const Component &, const Component &, const Component &), void (*renormalize_func)(Component *)> static void _generate_po2_mipmap(const Component *p_src, Component *p_dst, uint32_t p_width, uint32_t p_height) { … } void Image::shrink_x2() { … } void Image::normalize() { … } Error Image::generate_mipmaps(bool p_renormalize) { … } Error Image::generate_mipmap_roughness(RoughnessChannel p_roughness_channel, const Ref<Image> &p_normal_map) { … } void Image::clear_mipmaps() { … } bool Image::is_empty() const { … } Vector<uint8_t> Image::get_data() const { … } Ref<Image> Image::create_empty(int p_width, int p_height, bool p_use_mipmaps, Format p_format) { … } Ref<Image> Image::create_from_data(int p_width, int p_height, bool p_use_mipmaps, Format p_format, const Vector<uint8_t> &p_data) { … } void Image::set_data(int p_width, int p_height, bool p_use_mipmaps, Format p_format, const Vector<uint8_t> &p_data) { … } void Image::initialize_data(int p_width, int p_height, bool p_use_mipmaps, Format p_format) { … } void Image::initialize_data(int p_width, int p_height, bool p_use_mipmaps, Format p_format, const Vector<uint8_t> &p_data) { … } void Image::initialize_data(const char **p_xpm) { … } #define DETECT_ALPHA_MAX_THRESHOLD … #define DETECT_ALPHA_MIN_THRESHOLD … #define DETECT_ALPHA(m_value) … #define DETECT_NON_ALPHA(m_value) … bool Image::is_invisible() const { … } Image::AlphaMode Image::detect_alpha() const { … } Error Image::load(const String &p_path) { … } Ref<Image> Image::load_from_file(const String &p_path) { … } Error Image::save_png(const String &p_path) const { … } Error Image::save_jpg(const String &p_path, float p_quality) const { … } Vector<uint8_t> Image::save_png_to_buffer() const { … } Vector<uint8_t> Image::save_jpg_to_buffer(float p_quality) const { … } Error Image::save_exr(const String &p_path, bool p_grayscale) const { … } Vector<uint8_t> Image::save_exr_to_buffer(bool p_grayscale) const { … } Error Image::save_webp(const String &p_path, const bool p_lossy, const float p_quality) const { … } Vector<uint8_t> Image::save_webp_to_buffer(const bool p_lossy, const float p_quality) const { … } int64_t Image::get_image_data_size(int p_width, int p_height, Format p_format, bool p_mipmaps) { … } int Image::get_image_required_mipmaps(int p_width, int p_height, Format p_format) { … } Size2i Image::get_image_mipmap_size(int p_width, int p_height, Format p_format, int p_mipmap) { … } int64_t Image::get_image_mipmap_offset(int p_width, int p_height, Format p_format, int p_mipmap) { … } int64_t Image::get_image_mipmap_offset_and_dimensions(int p_width, int p_height, Format p_format, int p_mipmap, int &r_w, int &r_h) { … } bool Image::is_compressed() const { … } bool Image::is_format_compressed(Format p_format) { … } Error Image::decompress() { … } Error Image::compress(CompressMode p_mode, CompressSource p_source, ASTCFormat p_astc_format) { … } Error Image::compress_from_channels(CompressMode p_mode, UsedChannels p_channels, ASTCFormat p_astc_format) { … } Image::Image(const char **p_xpm) { … } Image::Image(int p_width, int p_height, bool p_use_mipmaps, Format p_format) { … } Image::Image(int p_width, int p_height, bool p_mipmaps, Format p_format, const Vector<uint8_t> &p_data) { … } Rect2i Image::get_used_rect() const { … } Ref<Image> Image::get_region(const Rect2i &p_region) const { … } void Image::_get_clipped_src_and_dest_rects(const Ref<Image> &p_src, const Rect2i &p_src_rect, const Point2i &p_dest, Rect2i &r_clipped_src_rect, Rect2i &r_clipped_dest_rect) const { … } void Image::blit_rect(const Ref<Image> &p_src, const Rect2i &p_src_rect, const Point2i &p_dest) { … } void Image::blit_rect_mask(const Ref<Image> &p_src, const Ref<Image> &p_mask, const Rect2i &p_src_rect, const Point2i &p_dest) { … } void Image::blend_rect(const Ref<Image> &p_src, const Rect2i &p_src_rect, const Point2i &p_dest) { … } void Image::blend_rect_mask(const Ref<Image> &p_src, const Ref<Image> &p_mask, const Rect2i &p_src_rect, const Point2i &p_dest) { … } // Repeats `p_pixel` `p_count` times in consecutive memory. // Results in the original pixel and `p_count - 1` subsequent copies of it. void Image::_repeat_pixel_over_subsequent_memory(uint8_t *p_pixel, int p_pixel_size, int p_count) { … } void Image::fill(const Color &p_color) { … } void Image::fill_rect(const Rect2i &p_rect, const Color &p_color) { … } ImageMemLoadFunc Image::_png_mem_loader_func = …; ImageMemLoadFunc Image::_png_mem_unpacker_func = …; ImageMemLoadFunc Image::_jpg_mem_loader_func = …; ImageMemLoadFunc Image::_webp_mem_loader_func = …; ImageMemLoadFunc Image::_tga_mem_loader_func = …; ImageMemLoadFunc Image::_bmp_mem_loader_func = …; ScalableImageMemLoadFunc Image::_svg_scalable_mem_loader_func = …; ImageMemLoadFunc Image::_ktx_mem_loader_func = …; void (*Image::_image_compress_bc_func)(Image *, Image::UsedChannels) = …; void (*Image::_image_compress_bptc_func)(Image *, Image::UsedChannels) = …; void (*Image::_image_compress_etc1_func)(Image *) = …; void (*Image::_image_compress_etc2_func)(Image *, Image::UsedChannels) = …; void (*Image::_image_compress_astc_func)(Image *, Image::ASTCFormat) = …; Error (*Image::_image_compress_bptc_rd_func)(Image *, Image::UsedChannels) = …; Error (*Image::_image_compress_bc_rd_func)(Image *, Image::UsedChannels) = …; void (*Image::_image_decompress_bc)(Image *) = …; void (*Image::_image_decompress_bptc)(Image *) = …; void (*Image::_image_decompress_etc1)(Image *) = …; void (*Image::_image_decompress_etc2)(Image *) = …; void (*Image::_image_decompress_astc)(Image *) = …; Vector<uint8_t> (*Image::webp_lossy_packer)(const Ref<Image> &, float) = …; Vector<uint8_t> (*Image::webp_lossless_packer)(const Ref<Image> &) = …; Ref<Image> (*Image::webp_unpacker)(const Vector<uint8_t> &) = …; Vector<uint8_t> (*Image::png_packer)(const Ref<Image> &) = …; Ref<Image> (*Image::png_unpacker)(const Vector<uint8_t> &) = …; Vector<uint8_t> (*Image::basis_universal_packer)(const Ref<Image> &, Image::UsedChannels) = …; Ref<Image> (*Image::basis_universal_unpacker)(const Vector<uint8_t> &) = …; Ref<Image> (*Image::basis_universal_unpacker_ptr)(const uint8_t *, int) = …; void Image::_set_data(const Dictionary &p_data) { … } Dictionary Image::_get_data() const { … } Color Image::get_pixelv(const Point2i &p_point) const { … } Color Image::_get_color_at_ofs(const uint8_t *ptr, uint32_t ofs) const { … } void Image::_set_color_at_ofs(uint8_t *ptr, uint32_t ofs, const Color &p_color) { … } Color Image::get_pixel(int p_x, int p_y) const { … } void Image::set_pixelv(const Point2i &p_point, const Color &p_color) { … } void Image::set_pixel(int p_x, int p_y, const Color &p_color) { … } const uint8_t *Image::ptr() const { … } uint8_t *Image::ptrw() { … } int64_t Image::get_data_size() const { … } void Image::adjust_bcs(float p_brightness, float p_contrast, float p_saturation) { … } Image::UsedChannels Image::detect_used_channels(CompressSource p_source) const { … } void Image::optimize_channels() { … } void Image::_bind_methods() { … } void Image::set_compress_bc_func(void (*p_compress_func)(Image *, UsedChannels)) { … } void Image::set_compress_bptc_func(void (*p_compress_func)(Image *, UsedChannels)) { … } void Image::normal_map_to_xy() { … } Ref<Image> Image::rgbe_to_srgb() { … } Ref<Image> Image::get_image_from_mipmap(int p_mipmap) const { … } void Image::bump_map_to_normal_map(float bump_scale) { … } bool Image::detect_signed(bool p_include_mips) const { … } void Image::srgb_to_linear() { … } void Image::linear_to_srgb() { … } void Image::premultiply_alpha() { … } void Image::fix_alpha_edges() { … } String Image::get_format_name(Format p_format) { … } Error Image::load_png_from_buffer(const Vector<uint8_t> &p_array) { … } Error Image::load_jpg_from_buffer(const Vector<uint8_t> &p_array) { … } Error Image::load_webp_from_buffer(const Vector<uint8_t> &p_array) { … } Error Image::load_tga_from_buffer(const Vector<uint8_t> &p_array) { … } Error Image::load_bmp_from_buffer(const Vector<uint8_t> &p_array) { … } Error Image::load_svg_from_buffer(const Vector<uint8_t> &p_array, float scale) { … } Error Image::load_svg_from_string(const String &p_svg_str, float scale) { … } Error Image::load_ktx_from_buffer(const Vector<uint8_t> &p_array) { … } void Image::convert_rg_to_ra_rgba8() { … } void Image::convert_ra_rgba8_to_rg() { … } void Image::convert_rgba8_to_bgra8() { … } Error Image::_load_from_buffer(const Vector<uint8_t> &p_array, ImageMemLoadFunc p_loader) { … } void Image::average_4_uint8(uint8_t &p_out, const uint8_t &p_a, const uint8_t &p_b, const uint8_t &p_c, const uint8_t &p_d) { … } void Image::average_4_float(float &p_out, const float &p_a, const float &p_b, const float &p_c, const float &p_d) { … } void Image::average_4_half(uint16_t &p_out, const uint16_t &p_a, const uint16_t &p_b, const uint16_t &p_c, const uint16_t &p_d) { … } void Image::average_4_rgbe9995(uint32_t &p_out, const uint32_t &p_a, const uint32_t &p_b, const uint32_t &p_c, const uint32_t &p_d) { … } void Image::renormalize_uint8(uint8_t *p_rgb) { … } void Image::renormalize_float(float *p_rgb) { … } void Image::renormalize_half(uint16_t *p_rgb) { … } void Image::renormalize_rgbe9995(uint32_t *p_rgb) { … } Image::Image(const uint8_t *p_mem_png_jpg, int p_len) { … } Ref<Resource> Image::duplicate(bool p_subresources) const { … } void Image::set_as_black() { … } Dictionary Image::compute_image_metrics(const Ref<Image> p_compared_image, bool p_luma_metric) { … }
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