Images — LVGL documentation
WEBAn image can be a file or a variable which stores the bitmap itself and some metadata. Store images. You can store images in two places. as a variable in internal memory (RAM or ROM) as a file. Variables. Images stored internally in a variable are composed mainly of an lv_image_dsc_t structure with the following fields: header: cf: Color format.
Image Converter - LVGL
WEBImage Converter. Convert BMP, JPG, PNG, or SVG to C array to use them in LVGL. For image compression, stride, binary output, and extra color formats check out the Python image converter. Select image file (s) No file chosen. Color format.
Understanding how to load images - Get started - LVGL Forum
WEBJul 2, 2023 · For use in C, you need to first convert the image with LVGL’s Online image converter - BMP, JPG or PNG to C array or binary | LVGL. This will leave you with an array with all of the pixel data of the image, the name of …
Image (lv_image) — LVGL documentation
WEBOverview. Images are the basic object to display images from flash (as arrays) or from files. Images can display symbols (LV_SYMBOL_...) too. Using the Image decoder interface custom image formats can be supported as well.
Fonts — LVGL documentation
WEBIn LVGL fonts are collections of bitmaps and other information required to render images of individual letters (glyph). A font is stored in a lv_font_t variable and can be set in a style's text_font field. For example: lv_style_set_text_font(&my_style, &lv_font_montserrat_28); /*Set a larger font*/ Fonts have a format property.
lv_font_conv - font convertor to compact bitmap format - GitHub
WEBlv_font_conv - font convertor to compact bitmap format. Converts TTF/WOFF/OTF fonts to compact format, suitable for small embedded systems. Main features are: Allows bitonal and anti-aliased glyphs (1-4 bits per pixel). Preserves kerning info. Compression. Users can select required glyphs only (subsetting). Multiple font sources can be merged.
[V9] request widget mask like lv_objmask or mask example
WEBMar 18, 2024 · The current solution is to support masking with a bitmap. LVGL’s rendering features are being extended to allow drawing in L8, A8, and AL88 formats. See here. This way you will be able to generate masks at run time using an lv_canvas.
Dynamic Load Of Fonts - How-to - LVGL Forum
WEBJul 19, 2019 · So basically all we need to do is to create: lv_font_get_bitmap_fmt_BINARY. lv_font_get_glyph_dsc_fmt_BINARY. similarly to the current “text” format readers:
After merging #6068, the font converter produced erroneous files.
WEBAug 2, 2024 · The suggestion is to move the lv_font_fmt_txt_kern_pair_t back into the lv_font_fmt_txt.h file.
Make fonts const in lvgl format · Issue #59 · lvgl/lv_font_conv
WEBMar 4, 2021 · const lv_font_t lv_font_montserrat_14 = {. #else lv_font_t lv_font_montserrat_14 = {. #endif. . get_glyph_dsc = lv_font_get_glyph_dsc_fmt_txt, /*Function pointer to get glyph's data*/. . get_glyph_bitmap = lv_font_get_bitmap_fmt_txt, /*Function pointer to get glyph's bitmap*/.
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