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Merge pull request #42947 from Calinou/image-load-bmp-from-buffer
Add `Image.load_bmp_from_buffer()` for run-time BMP image loading
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commit
329d2c1ced
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@ -2711,6 +2711,7 @@ ImageMemLoadFunc Image::_png_mem_loader_func = nullptr;
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ImageMemLoadFunc Image::_jpg_mem_loader_func = nullptr;
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ImageMemLoadFunc Image::_webp_mem_loader_func = nullptr;
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ImageMemLoadFunc Image::_tga_mem_loader_func = nullptr;
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ImageMemLoadFunc Image::_bmp_mem_loader_func = nullptr;
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void (*Image::_image_compress_bc_func)(Image *, float, Image::UsedChannels) = nullptr;
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void (*Image::_image_compress_bptc_func)(Image *, float, Image::UsedChannels) = nullptr;
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@ -3141,6 +3142,7 @@ void Image::_bind_methods() {
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ClassDB::bind_method(D_METHOD("load_jpg_from_buffer", "buffer"), &Image::load_jpg_from_buffer);
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ClassDB::bind_method(D_METHOD("load_webp_from_buffer", "buffer"), &Image::load_webp_from_buffer);
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ClassDB::bind_method(D_METHOD("load_tga_from_buffer", "buffer"), &Image::load_tga_from_buffer);
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ClassDB::bind_method(D_METHOD("load_bmp_from_buffer", "buffer"), &Image::load_bmp_from_buffer);
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ADD_PROPERTY(PropertyInfo(Variant::DICTIONARY, "data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), "_set_data", "_get_data");
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@ -3473,10 +3475,21 @@ Error Image::load_webp_from_buffer(const Vector<uint8_t> &p_array) {
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}
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Error Image::load_tga_from_buffer(const Vector<uint8_t> &p_array) {
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ERR_FAIL_NULL_V_MSG(_tga_mem_loader_func, ERR_UNAVAILABLE, "TGA module was not installed.");
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ERR_FAIL_NULL_V_MSG(
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_tga_mem_loader_func,
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ERR_UNAVAILABLE,
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"The TGA module isn't enabled. Recompile the Godot editor or export template binary with the `module_tga_enabled=yes` SCons option.");
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return _load_from_buffer(p_array, _tga_mem_loader_func);
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}
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Error Image::load_bmp_from_buffer(const Vector<uint8_t> &p_array) {
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ERR_FAIL_NULL_V_MSG(
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_bmp_mem_loader_func,
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ERR_UNAVAILABLE,
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"The BMP module isn't enabled. Recompile the Godot editor or export template binary with the `module_bmp_enabled=yes` SCons option.");
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return _load_from_buffer(p_array, _bmp_mem_loader_func);
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}
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void Image::convert_rg_to_ra_rgba8() {
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ERR_FAIL_COND(format != FORMAT_RGBA8);
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ERR_FAIL_COND(!data.size());
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@ -136,6 +136,7 @@ public:
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static ImageMemLoadFunc _jpg_mem_loader_func;
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static ImageMemLoadFunc _webp_mem_loader_func;
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static ImageMemLoadFunc _tga_mem_loader_func;
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static ImageMemLoadFunc _bmp_mem_loader_func;
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static void (*_image_compress_bc_func)(Image *, float, UsedChannels p_channels);
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static void (*_image_compress_bptc_func)(Image *, float p_lossy_quality, UsedChannels p_channels);
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@ -375,6 +376,7 @@ public:
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Error load_jpg_from_buffer(const Vector<uint8_t> &p_array);
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Error load_webp_from_buffer(const Vector<uint8_t> &p_array);
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Error load_tga_from_buffer(const Vector<uint8_t> &p_array);
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Error load_bmp_from_buffer(const Vector<uint8_t> &p_array);
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void convert_rg_to_ra_rgba8();
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void convert_ra_rgba8_to_rg();
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@ -346,6 +346,16 @@
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Loads an image from file [code]path[/code]. See [url=https://docs.godotengine.org/en/latest/getting_started/workflow/assets/importing_images.html#supported-image-formats]Supported image formats[/url] for a list of supported image formats and limitations.
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</description>
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</method>
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<method name="load_bmp_from_buffer">
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<return type="int" enum="Error">
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</return>
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<argument index="0" name="buffer" type="PackedByteArray">
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</argument>
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<description>
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Loads an image from the binary contents of a BMP file.
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[b]Note:[/b] Godot's BMP module doesn't support 16-bit per pixel images. Only 1-bit, 4-bit, 8-bit, 24-bit, and 32-bit per pixel images are supported.
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</description>
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</method>
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<method name="load_jpg_from_buffer">
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<return type="int" enum="Error">
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</return>
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@ -30,6 +30,8 @@
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#include "image_loader_bmp.h"
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#include "core/io/file_access_memory.h"
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Error ImageLoaderBMP::convert_to_image(Ref<Image> p_image,
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const uint8_t *p_buffer,
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const uint8_t *p_color_buffer,
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@ -293,9 +295,21 @@ Error ImageLoaderBMP::load_image(Ref<Image> p_image, FileAccess *f,
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return err;
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}
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void ImageLoaderBMP::get_recognized_extensions(
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List<String> *p_extensions) const {
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void ImageLoaderBMP::get_recognized_extensions(List<String> *p_extensions) const {
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p_extensions->push_back("bmp");
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}
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ImageLoaderBMP::ImageLoaderBMP() {}
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static Ref<Image> _bmp_mem_loader_func(const uint8_t *p_bmp, int p_size) {
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FileAccessMemory memfile;
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Error open_memfile_error = memfile.open_custom(p_bmp, p_size);
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ERR_FAIL_COND_V_MSG(open_memfile_error, Ref<Image>(), "Could not create memfile for BMP image buffer.");
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Ref<Image> img;
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img.instance();
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Error load_error = ImageLoaderBMP().load_image(img, &memfile, false, 1.0f);
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ERR_FAIL_COND_V_MSG(load_error, Ref<Image>(), "Failed to load BMP image.");
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return img;
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}
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ImageLoaderBMP::ImageLoaderBMP() {
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Image::_bmp_mem_loader_func = _bmp_mem_loader_func;
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}
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@ -313,9 +313,9 @@ void ImageLoaderTGA::get_recognized_extensions(List<String> *p_extensions) const
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p_extensions->push_back("tga");
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}
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static Ref<Image> _tga_mem_loader_func(const uint8_t *p_png, int p_size) {
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static Ref<Image> _tga_mem_loader_func(const uint8_t *p_tga, int p_size) {
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FileAccessMemory memfile;
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Error open_memfile_error = memfile.open_custom(p_png, p_size);
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Error open_memfile_error = memfile.open_custom(p_tga, p_size);
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ERR_FAIL_COND_V_MSG(open_memfile_error, Ref<Image>(), "Could not create memfile for TGA image buffer.");
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Ref<Image> img;
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img.instance();
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