adding cover-art.py

micropython/examples/interstate_75_w/cover-art.py

@@ -0,0 +1,41 @@
+"""
+
+Simple example to display cover art.
+
+Album art should be saved in 128 x 128 resolution PNG format
+and placed in a folder called 'covers' in the root.
+
+"""
+
+import time
+from interstate75 import Interstate75, DISPLAY_INTERSTATE75_128X128
+import pngdec
+import os
+from random import choice
+
+# Time between covers
+INTERVAL = 10
+
+# Setup for the display
+i75 = Interstate75(display=DISPLAY_INTERSTATE75_128X128, stb_invert=False, panel_type=Interstate75.PANEL_GENERIC)
+display = i75.display
+WIDTH, HEIGHT = display.get_bounds()
+
+WHITE = display.create_pen(255, 255, 255)
+
+p = pngdec.PNG(display)
+
+
+while True:
+
+    # Select a PNG image from our 'covers' folder at random
+    file = choice(os.listdir("covers"))
+    img = f"covers/{file}"
+
+    p.open_file(img)
+
+    # Decode our PNG file and set the X and Y
+    p.decode(0, 0)
+
+    i75.update()
+    time.sleep(INTERVAL)