@@ -13,7 +13,6 @@ class ImageView(Activity):
1313image_nr = 0
1414image_timer = None
1515image = None
16- image_dsc = None
1716
1817def onCreate (self ):
1918screen = lv .obj ()
@@ -23,8 +22,6 @@ def onCreate(self):
2322self .image = lv .image (screen )
2423self .image .set_size (128 ,128 )
2524self .image .align (lv .ALIGN .BOTTOM_MID ,0 ,0 )
26- self .image_dsc = lv .image_dsc_t ()
27- self .image .set_src (self .image_dsc )
2825self .setContentView (screen )
2926
3027def onResume (self ,screen ):
@@ -68,26 +65,15 @@ def show_next_image(self, event):
6865def show_image (self ,name ):
6966try :
7067self .label .set_text (name )
71- f = open (name ,'rb' )
72- image_data = f .read ()
73- print (f"loaded{ len (image_data )} )
74- f .close ()
75- #self.image_dsc.data_size = len(image_data)
76- #self.image_dsc.data = image_data
77- self .image_dsc = None
78- #self.image.set_src(self.image_dsc)
79- self .image_dsc = lv .image_dsc_t ({
80- 'data_size' :len (image_data ),
81- 'data' :image_data
82- })
83- h = lv .image_header_t ()
84- lv .image .decoder_get_info (self .image_dsc ,h )
85- print ("image info:" )
86- print (h )
87- print (f"widthxheight:{ h .w } { h .h } )
88- self .image .set_src (self .image_dsc )
68+ self .image .set_src (f"P:{ name } )
69+ w = self .image .get_width ()
70+ h = self .image .get_height ()
71+ print (f"the LVGL image has size:{ w } { h } )
72+ header = lv .image_header_t ()
73+ self .image .decoder_get_info (self .image .get_src (),header )
74+ print (f"the real image has size:{ header .w } { header .h } )
8975#image.set_size(128, 128)
90- # image.set_scale(512)
91- print (f"done with show_image({ name } )
76+ self . image .set_scale (512 )
77+ print (f"done with show_image({ name } got { w } x { h } )
9278except Exception as e :
9379print (f"show_image got exception:{ e } )