Function lvgl::widgets::img::decoder_set_read_line_cb

pub fn decoder_set_read_line_cb(
    decoder: *mut lv_img_decoder_t, 
    read_line_cb: lv_img_decoder_read_line_f_t
) -> MynewtResult<()>

Set a callback to a decoded line of an image

• decoder: pointer to an image decoder
• read_line_cb: a function to read a line of an image