feat(draw_sw): add image clip_radius and mask before transformation (#7244)

Co-authored-by: Liam <30486941+liamHowatt@users.noreply.github.com>

demos/render/assets/img_render_lvgl_logo_rgb565a8.c

@@ -0,0 +1,85 @@
+#ifdef __has_include
+    #if __has_include("lvgl.h")
+        #ifndef LV_LVGL_H_INCLUDE_SIMPLE
+            #define LV_LVGL_H_INCLUDE_SIMPLE
+        #endif
+    #endif
+#endif
+
+#if defined(LV_LVGL_H_INCLUDE_SIMPLE)
+    #include "lvgl.h"
+#else
+    #include "lvgl/lvgl.h"
+#endif
+
+#ifndef LV_ATTRIBUTE_MEM_ALIGN
+    #define LV_ATTRIBUTE_MEM_ALIGN
+#endif
+
+#ifndef LV_ATTRIBUTE_IMG_RENDER_LVGL_LOGO_RGB565A8
+    #define LV_ATTRIBUTE_IMG_RENDER_LVGL_LOGO_RGB565A8
+#endif
+
+static const
+LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST LV_ATTRIBUTE_IMG_RENDER_LVGL_LOGO_RGB565A8
+uint8_t img_render_lvgl_logo_rgb565a8_map[] = {
+
+    0xff, 0xff, 0xff, 0xff, 0x55, 0xad, 0x2c, 0x63, 0xeb, 0x5a, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0x0c, 0x5b, 0xeb, 0x5a, 0xef, 0x7b, 0xfb, 0xde, 0xff, 0xff,
+    0xdf, 0xff, 0x30, 0x84, 0x86, 0x29, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0xa6, 0x31, 0x65, 0x29, 0x65, 0x29, 0x86, 0x29, 0x49, 0x42, 0x9a, 0xce,
+    0x55, 0xad, 0x86, 0x29, 0xa7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0x86, 0x29, 0x0c, 0x5b, 0x6d, 0x6b, 0xa7, 0x31, 0x65, 0x29, 0xeb, 0x5a,
+    0x2c, 0x63, 0xa6, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0x66, 0x29, 0xef, 0x7b, 0xff, 0xff, 0xff, 0xff, 0xf3, 0x9c, 0x65, 0x29, 0xe7, 0x39,
+    0xeb, 0x5a, 0xa6, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0x45, 0x21, 0x96, 0xb5, 0xff, 0xff, 0xff, 0xff, 0xdb, 0xde, 0x86, 0x29, 0xe7, 0x39,
+    0x0c, 0x5b, 0xa6, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0x86, 0x29, 0x0c, 0x63, 0x5d, 0xef, 0x9e, 0xf7, 0x10, 0x7c, 0x66, 0x29, 0xe7, 0x39,
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+    0xeb, 0x5a, 0xa6, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xa6, 0x31, 0x86, 0x29, 0xc7, 0x31, 0xa7, 0x31, 0xe7, 0x39,
+    0x4d, 0x63, 0x45, 0x21, 0x65, 0x21, 0x65, 0x29, 0x65, 0x29, 0x65, 0x29, 0x65, 0x29, 0x65, 0x29, 0x65, 0x21, 0x86, 0x29, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xa7, 0x31, 0xe7, 0x39,
+    0x3c, 0xe7, 0x35, 0x9d, 0xf4, 0x94, 0xf4, 0x94, 0xf4, 0x94, 0xf4, 0x94, 0xf4, 0x94, 0x14, 0x95, 0xf3, 0x94, 0xeb, 0x5a, 0x86, 0x29, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xa7, 0x31, 0xe7, 0x39,
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+    0xad, 0xfc, 0xa2, 0xf2, 0xa2, 0xf2, 0xa2, 0xf2, 0xa2, 0xf2, 0xa2, 0xf2, 0xa2, 0xf2, 0xa2, 0xf2, 0x81, 0xf2, 0x55, 0xfe, 0x18, 0xbe, 0x65, 0x29, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xc7, 0x31, 0xa7, 0x31, 0xe7, 0x39,
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+    0xbc, 0xe7, 0xae, 0x6e, 0x8c, 0x5e, 0x8c, 0x66, 0x8c, 0x66, 0x8c, 0x66, 0x8c, 0x66, 0x8c, 0x66, 0x8b, 0x56, 0x95, 0xb7, 0x7f, 0xc6, 0xdf, 0x2a, 0x3f, 0x3b, 0x3f, 0x3b, 0x3f, 0x3b, 0x3f, 0x3b, 0x3f, 0x3b, 0x3f, 0x3b, 0xff, 0x32, 0x1f, 0x64, 0x5d, 0xef, 0x08, 0x3a, 0x86, 0x29, 0xa7, 0x31, 0xa7, 0x31, 0xa7, 0x31, 0xa7, 0x31, 0xa6, 0x31, 0x45, 0x21, 0x92, 0x8c,
+    0xff, 0xff, 0xbb, 0xdf, 0xd0, 0x7e, 0xad, 0x66, 0xad, 0x66, 0xad, 0x66, 0xad, 0x66, 0xad, 0x66, 0x8d, 0x66, 0xb9, 0xd7, 0x1f, 0xe7, 0x7f, 0x4b, 0x5f, 0x43, 0x5f, 0x43, 0x5f, 0x43, 0x5f, 0x43, 0x5f, 0x43, 0x5f, 0x43, 0x1f, 0x3b, 0x1f, 0x8d, 0xdf, 0xff, 0x2c, 0x63, 0xa7, 0x31, 0xe7, 0x39, 0xe7, 0x39, 0xe7, 0x39, 0xe7, 0x39, 0x28, 0x42, 0x92, 0x8c, 0xdf, 0xff,
+    0x00, 0x00, 0x62, 0xb7, 0xc3, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc2, 0xc4, 0x94, 0x26, 0x00, 0x03, 0x90, 0xfd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xde, 0x34,
+    0x61, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc6, 0xb9, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xc3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf4, 0xc1, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xc1, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xc5, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xb3, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0x1c, 0x68, 0x73, 0x72, 0x72, 0x72, 0x72, 0x70, 0x76, 0xc5, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0x07, 0x3e, 0x47, 0x46, 0x46, 0x46, 0x46, 0x48, 0x3c, 0x08, 0xb2, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xa2, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x59, 0x43, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xca, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7a, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xc4, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x76, 0x41, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xc4, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x76, 0x41, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xc4, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x76, 0x41, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xc4, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x76, 0x41, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xc5, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x77, 0x42, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xc9, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x78, 0x41, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0x50, 0xbe, 0xc7, 0xc6, 0xc6, 0xc6, 0xc6, 0xc7, 0xbe, 0x2e, 0x11, 0xac, 0xc3, 0xc1, 0xc1, 0xc1, 0xc1, 0xc1, 0xc0, 0xe0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0x00, 0x09, 0x12, 0x11, 0x11, 0x11, 0x11, 0x12, 0x08, 0x00, 0x00, 0x03, 0x15, 0x13, 0x13, 0x13, 0x13, 0x13, 0x11, 0x0d, 0xaa, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0x61, 0xd9, 0xe3, 0xe2, 0xe2, 0xe2, 0xe2, 0xe3, 0xd8, 0x33, 0x1e, 0xd3, 0xe8, 0xe6, 0xe6, 0xe6, 0xe6, 0xe7, 0xe5, 0x78, 0x19, 0xf4, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xc1, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x6e, 0x42, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc8, 0x10, 0xe6, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xbc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x6a, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x13, 0xe7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xbb, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x6a, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x13, 0xe7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3, 0xbc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x6a, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x13, 0xe7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf3,
+    0xbc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x6a, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x13, 0xe7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf4, 0x8a, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x6a, 0x3f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc0, 0x13, 0xe7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xe7,
+    0x1e, 0xd7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x6d, 0x42, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc6, 0x13, 0xec, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x81, 0x00, 0x2a, 0xb7, 0xec, 0xf2, 0xf1, 0xf1, 0xf3, 0xe8, 0x3b, 0x21, 0xe0, 0xf4, 0xf2, 0xf2, 0xf2, 0xf2, 0xf3, 0xf2, 0x8c, 0x05, 0xb8, 0xf4, 0xf3, 0xf3, 0xf3, 0xf4, 0xe3, 0x83, 0x04,
+
+};
+
+const lv_image_dsc_t img_render_lvgl_logo_rgb565a8 = {
+    .header.magic = LV_IMAGE_HEADER_MAGIC,
+    .header.cf = LV_COLOR_FORMAT_RGB565A8,
+    .header.flags = 0,
+    .header.w = 30,
+    .header.h = 30,
+    .header.stride = 60,
+    .data_size = sizeof(img_render_lvgl_logo_rgb565a8_map),
+    .data = img_render_lvgl_logo_rgb565a8_map,
+};
+

demos/render/lv_demo_render.c

@@ -333,6 +333,7 @@ static void image_core_cb(lv_obj_t * parent, bool recolor, uint32_t startAt)
     LV_IMAGE_DECLARE(img_render_lvgl_logo_xrgb8888);
     LV_IMAGE_DECLARE(img_render_lvgl_logo_rgb888);
     LV_IMAGE_DECLARE(img_render_lvgl_logo_rgb565);
+    LV_IMAGE_DECLARE(img_render_lvgl_logo_rgb565a8);
     LV_IMAGE_DECLARE(img_render_lvgl_logo_argb8888);
     LV_IMAGE_DECLARE(img_render_lvgl_logo_l8);
     LV_IMAGE_DECLARE(img_render_lvgl_logo_i1);
@@ -342,6 +343,7 @@ static void image_core_cb(lv_obj_t * parent, bool recolor, uint32_t startAt)
         &img_render_lvgl_logo_xrgb8888,
         &img_render_lvgl_logo_rgb888,
         &img_render_lvgl_logo_rgb565,
+        &img_render_lvgl_logo_rgb565a8,
         &img_render_lvgl_logo_l8,
         &img_render_lvgl_logo_i1,
     };
@@ -351,6 +353,7 @@ static void image_core_cb(lv_obj_t * parent, bool recolor, uint32_t startAt)
         "XRGB\n8888",
         "RGB\n888",
         "RGB\n565",
+        "RGB\n565A8",
         "L8",
         "I1",
     };

src/core/lv_refr.c

@@ -1133,7 +1133,10 @@ static void refr_obj(lv_layer_t * layer, lv_obj_t * obj)
              * If it really doesn't need alpha use it. Else switch to the ARGB size*/
             layer_area_act.y2 = layer_area_act.y1 + max_rgb_row_height - 1;
             if(layer_area_act.y2 > layer_area_full.y2) layer_area_act.y2 = layer_area_full.y2;
-            bool area_need_alpha = alpha_test_area_on_obj(obj, &layer_area_act);
+
+            const void * bitmap_mask_src = lv_obj_get_style_bitmap_mask_src(obj, 0);
+            bool area_need_alpha = bitmap_mask_src || alpha_test_area_on_obj(obj, &layer_area_act);
+
             if(area_need_alpha) {
                 layer_area_act.y2 = layer_area_act.y1 + max_argb_row_height - 1;
                 if(layer_area_act.y2 > layer_area_full.y2) layer_area_act.y2 = layer_area_full.y2;
@@ -1170,7 +1173,7 @@ static void refr_obj(lv_layer_t * layer, lv_obj_t * obj)
             layer_draw_dsc.skew_y = lv_obj_get_style_transform_skew_y(obj, 0);
             layer_draw_dsc.blend_mode = lv_obj_get_style_blend_mode(obj, 0);
             layer_draw_dsc.antialias = disp_refr->antialiasing;
-            layer_draw_dsc.bitmap_mask_src = lv_obj_get_style_bitmap_mask_src(obj, 0);
+            layer_draw_dsc.bitmap_mask_src = bitmap_mask_src;
             layer_draw_dsc.image_area = obj_draw_size;
             layer_draw_dsc.src = new_layer;
 

src/draw/lv_draw_rect.c

@@ -233,6 +233,7 @@ void lv_draw_rect(lv_layer_t * layer, const lv_draw_rect_dsc_t * dsc, const lv_a
                 bg_image_dsc->tile = dsc->bg_image_tiled;
                 bg_image_dsc->header = header;
                 bg_image_dsc->clip_radius = dsc->radius;
+                bg_image_dsc->image_area = *coords;
                 t->type = LV_DRAW_TASK_TYPE_IMAGE;
                 lv_draw_finalize_task_creation(layer, t);
             }

src/draw/sw/lv_draw_sw.c

@@ -152,11 +152,7 @@ static int32_t evaluate(lv_draw_unit_t * draw_unit, lv_draw_task_t * task)
                     return 0;
                 }
 
-                bool transformed = draw_dsc->rotation != 0 || draw_dsc->scale_x != LV_SCALE_NONE ||
-                                   draw_dsc->scale_y != LV_SCALE_NONE ? true : false;
-
                 bool masked = draw_dsc->bitmap_mask_src != NULL;
-                if(masked && transformed)  return 0;
 
                 lv_color_format_t cf = draw_dsc->header.cf;
                 if(masked && (cf == LV_COLOR_FORMAT_A8 || cf == LV_COLOR_FORMAT_RGB565A8)) {

src/draw/sw/lv_draw_sw_transform.c

@@ -81,11 +81,6 @@ static void transform_l8_to_al88(const uint8_t * src, int32_t src_w, int32_t src
                                  int32_t xs_ups, int32_t ys_ups, int32_t xs_step, int32_t ys_step,
                                  int32_t x_end, uint8_t * abuf, bool aa);
 #endif
-#if LV_DRAW_SW_SUPPORT_ARGB8888
-static void transform_l8_to_argb8888(const uint8_t * src, int32_t src_w, int32_t src_h, int32_t src_stride,
-                                     int32_t xs_ups, int32_t ys_ups, int32_t xs_step, int32_t ys_step,
-                                     int32_t x_end, uint8_t * abuf, bool aa);
-#endif
 #endif /*LV_DRAW_SW_SUPPORT_L8*/
 
 /**********************
@@ -135,10 +130,7 @@ void lv_draw_sw_transform(lv_draw_unit_t * draw_unit, const lv_area_t * dest_are
 
     int32_t dest_stride_a8 = dest_w;
     int32_t dest_stride;
-    if(src_cf == LV_COLOR_FORMAT_L8) {
+    if(src_cf == LV_COLOR_FORMAT_RGB888) {
-        dest_stride = dest_w * ((draw_dsc->recolor_opa >= LV_OPA_MIN) ? 4 : 2);
-    }
-    else if(src_cf == LV_COLOR_FORMAT_RGB888) {
         dest_stride = dest_w * lv_color_format_get_size(LV_COLOR_FORMAT_ARGB8888);
     }
     else if((src_cf == LV_COLOR_FORMAT_RGB565A8) || (src_cf == LV_COLOR_FORMAT_L8)) {
@@ -272,21 +264,10 @@ void lv_draw_sw_transform(lv_draw_unit_t * draw_unit, const lv_area_t * dest_are
                 break;
 #endif
 
-#if LV_DRAW_SW_SUPPORT_L8 && (LV_DRAW_SW_SUPPORT_ARGB8888 || LV_DRAW_SW_SUPPORT_AL88)
+#if LV_DRAW_SW_SUPPORT_L8 && LV_DRAW_SW_SUPPORT_AL88
             case LV_COLOR_FORMAT_L8:
-#if LV_DRAW_SW_SUPPORT_ARGB8888 && !LV_DRAW_SW_SUPPORT_AL88
-                transform_l8_to_argb8888(src_buf, src_w, src_h, src_stride, xs_ups, ys_ups, xs_step_256, ys_step_256, dest_w, dest_buf,
-                                         aa);
-#elif LV_DRAW_SW_SUPPORT_AL88 && !LV_DRAW_SW_SUPPORT_ARGB8888
                 transform_l8_to_al88(src_buf, src_w, src_h, src_stride, xs_ups, ys_ups, xs_step_256, ys_step_256, dest_w, dest_buf, aa);
-#else
-                if(draw_dsc->recolor_opa >= LV_OPA_MIN)
-                    transform_l8_to_argb8888(src_buf, src_w, src_h, src_stride, xs_ups, ys_ups, xs_step_256, ys_step_256, dest_w, dest_buf,
-                                             aa);
-                else
-                    transform_l8_to_al88(src_buf, src_w, src_h, src_stride, xs_ups, ys_ups, xs_step_256, ys_step_256, dest_w, dest_buf, aa);
                 break;
-#endif
 #endif /*LV_DRAW_SW_SUPPORT_L8 && (LV_DRAW_SW_SUPPORT_ARGB8888 || LV_DRAW_SW_SUPPORT_AL88)*/
             default:
                 break;
@@ -687,11 +668,8 @@ static void transform_a8(const uint8_t * src, int32_t src_w, int32_t src_h, int3
 
 #endif
 
-#if LV_DRAW_SW_SUPPORT_L8
+#if LV_DRAW_SW_SUPPORT_L8 && LV_DRAW_SW_SUPPORT_AL88
 
-#if LV_DRAW_SW_SUPPORT_AL88
-
-/* L8 will be transformed into an AL88 buffer, because it will not be recolored */
 static void transform_l8_to_al88(const uint8_t * src, int32_t src_w, int32_t src_h, int32_t src_stride,
                                  int32_t xs_ups, int32_t ys_ups, int32_t xs_step, int32_t ys_step,
                                  int32_t x_end, uint8_t * dest_buf, bool aa)
@@ -768,89 +746,7 @@ static void transform_l8_to_al88(const uint8_t * src, int32_t src_w, int32_t src
     }
 }
 
-#endif /*LV_DRAW_SW_SUPPORT_AL88*/
+#endif /*LV_DRAW_SW_SUPPORT_L8 && LV_DRAW_SW_SUPPORT_AL88*/
-
-#if LV_DRAW_SW_SUPPORT_ARGB8888
-
-/* L8 has to be transformed into an ARGB8888 buffer, because it will be recolored as well */
-static void transform_l8_to_argb8888(const uint8_t * src, int32_t src_w, int32_t src_h, int32_t src_stride,
-                                     int32_t xs_ups, int32_t ys_ups, int32_t xs_step, int32_t ys_step,
-                                     int32_t x_end, uint8_t * dest_buf, bool aa)
-{
-    int32_t xs_ups_start = xs_ups;
-    int32_t ys_ups_start = ys_ups;
-    lv_color32_t * dest_c32 = (lv_color32_t *)dest_buf;
-
-    int32_t x;
-    for(x = 0; x < x_end; x++) {
-        xs_ups = xs_ups_start + ((xs_step * x) >> 8);
-        ys_ups = ys_ups_start + ((ys_step * x) >> 8);
-
-        int32_t xs_int = xs_ups >> 8;
-        int32_t ys_int = ys_ups >> 8;
-
-        /*Fully out of the image*/
-        if(xs_int < 0 || xs_int >= src_w || ys_int < 0 || ys_int >= src_h) {
-            *((uint32_t *)&dest_c32[x]) = 0L;
-            continue;
-        }
-
-        /*Get the direction the hor and ver neighbor
-         *`fract` will be in range of 0x00..0xFF and `next` (+/-1) indicates the direction*/
-        int32_t xs_fract = xs_ups & 0xFF;
-        int32_t ys_fract = ys_ups & 0xFF;
-
-        int32_t x_next;
-        int32_t y_next;
-        if(xs_fract < 0x80) {
-            x_next = -1;
-            xs_fract = (0x7F - xs_fract) * 2;
-        }
-        else {
-            x_next = 1;
-            xs_fract = (xs_fract - 0x80) * 2;
-        }
-        if(ys_fract < 0x80) {
-            y_next = -1;
-            ys_fract = (0x7F - ys_fract) * 2;
-        }
-        else {
-            y_next = 1;
-            ys_fract = (ys_fract - 0x80) * 2;
-        }
-
-        const uint8_t * src_tmp = src;
-        src_tmp += ys_int * src_stride + xs_int;
-        dest_c32[x].red = dest_c32[x].green = dest_c32[x].blue = src_tmp[0];
-        dest_c32[x].alpha = 255;
-        if(aa &&
-           xs_int + x_next >= 0 &&
-           xs_int + x_next <= src_w - 1 &&
-           ys_int + y_next >= 0 &&
-           ys_int + y_next <= src_h - 1) {
-
-            lv_opa_t a_ver = src_tmp[x_next];
-            lv_opa_t a_hor = src_tmp[y_next * src_stride];
-
-            if(a_ver != src_tmp[0]) a_ver = ((a_ver * ys_fract) + (src_tmp[0] * (0x100 - ys_fract))) >> 8;
-            if(a_hor != src_tmp[0]) a_hor = ((a_hor * xs_fract) + (src_tmp[0] * (0x100 - xs_fract))) >> 8;
-            dest_c32[x].red = dest_c32[x].green = dest_c32[x].blue = (a_ver + a_hor) >> 1;
-        }
-        else {
-            /*Partially out of the image*/
-            if((xs_int == 0 && x_next < 0) || (xs_int == src_w - 1 && x_next > 0)) {
-                dest_c32[x].alpha = (src_tmp[0] * (0xFF - xs_fract)) >> 8;
-            }
-            else if((ys_int == 0 && y_next < 0) || (ys_int == src_h - 1 && y_next > 0)) {
-                dest_c32[x].alpha = (src_tmp[0] * (0xFF - ys_fract)) >> 8;
-            }
-        }
-    }
-}
-
-#endif /*LV_DRAW_SW_SUPPORT_ARGB8888*/
-
-#endif /*LV_DRAW_SW_SUPPORT_L8*/
 
 static void transform_point_upscaled(point_transform_dsc_t * t, int32_t xin, int32_t yin, int32_t * xout,
                                      int32_t * yout)