when i zoom a canvas with LV_IMG_CF_ALPHA_8BIT, the canvas will show anything. Before zoom: After zoom: #define MASK_WIDTH 100 #define MASK_HEIGHT 50 void lv_demo_widgets(void) { /* Create the mask of a text by drawing it to a canvas*/ static lv_opa_t mask_map[MASK_WIDTH *...
84 LV_IMG_CF_TRUE_COLOR_CHROMA_KEYED, 87 LV_IMG_CF_INDEXED_1BIT, 88 LV_IMG_CF_INDEXED_2BIT, 89 LV_IMG_CF_INDEXED_4BIT, 90 LV_IMG_CF_INDEXED_8BIT, 92 LV_IMG_CF_ALPHA_1BIT, 93 LV_IMG_CF_ALPHA_2BIT, 94 LV_IMG_CF_ALPHA_4BIT, 95 LV_IMG_CF...
Embedded graphics library to create beautiful UIs for any MCU, MPU and display type. - lvgl/src/lv_draw/lv_img_decoder.h at d79df213a16d2e18de1c2e074c31de3855568150 · lvgl/lvgl
LV_IMG_CF_TRUE_COLOR, LV_IMG_CF_TRUE_COLOR_ALPHA, LV_IMG_CF_TRUE_COLOR_CHROMA_KEYED, LV_IMG_CF_INDEXED_1BIT, LV_IMG_CF_INDEXED_2BIT, LV_IMG_CF_INDEXED_4BIT, LV_IMG_CF_INDEXED_8BIT, LV_IMG_CF_ALPHA_1BIT, LV_IMG_CF_ALPHA_2BIT, LV_IMG_CF_ALPHA_4BIT, L...
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CONFIG_LV_IMG_CF_ALPHA=y CONFIG_LV_IMG_CACHE_DEF_SIZE=1 # end of Image decoder and cache # # Compiler Settings # # CONFIG_LV_BIG_ENDIAN_SYSTEM is not set # end of Compiler Settings # # HAL Settings # # CONFIG_LV_TICK_CUSTOM is not set # end of HAL Settings ...
function imagetosepia(&$img) { if (!($t = imagecolorstotal($img))) { $t = 256; imagetruecolortopalette($img, true, $t); } $total = imagecolorstotal( $img ); for ( $i = 0; $i < $total; $i++ ) { $index = imagecolorsforindex( $img, $i ); $red = ( $index["red"...
4 - Three packages are installed, called: 'Overbyte ICS Common Design-Time Package for Delphi xxx' 'Overbyte ICS FMX Design-Time Package for Delphi xxx' 'Overbyte ICS VCL Design-Time Package for Delphi xxx' Note that the new packaging is still beta/alpha, both package names and included ...
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#define LV_IMG_CF_ALPHA 1 /* Default image cache size. Image caching keeps the images opened. * If only the built-in image formats are used there is no real advantage of caching. * (I.e. no new image decoder is added) * With complex image decoders (e.g. PNG or JPG) caching ...