Description
I’m sorry, but I’m really a beginner
Q1. How many files open when uploading one image?
I am uploading a converted image from png to bin file.
But I am trying to open the file 3 times
Repeat file open/close
Is this a problem-free operation?
ex)
After “lv_img_create()” command
-> file open(test img 1)
-> file close(test img 1)
After “lv_img_set_src()” ,“lv_obj_set_pos()” command
-> file open(test img 1)
-> file close(test img 1)
-> file open(test img 1)
-> file close(test img 1)
File open/close is repeated 3 times
Q2. I want to make a scene by uploading about 50 files on one screen.
At this time, should 50 obj be created?
ex)
lv_obj_t * img_test1;
lv_obj_t * img_test2;
lv_obj_t * img_test3;
…
img_test1 = lv_img_create(lv_scr_act(), NULL);
img_test2 = lv_img_create(lv_scr_act(), NULL);
img_test3 = lv_img_create(lv_scr_act(), NULL);
…
lv_img_set_src(img_test1, “C:/img_test1.bin”);
lv_img_set_src(img_test2, “C:/img_test2.bin”);
lv_img_set_src(img_test3, “C:/img_test3.bin”);
…
lv_obj_set_pos(img_test1,0,0);
lv_obj_set_pos(img_test2,8,433);
lv_obj_set_pos(img_test3,570,433);
…
What MCU/Processor/Board and compiler are you using?
CPU : TI AM57xx
custom board
What LVGL version are you using?
LVGL version : 6