Sync edgetx to Gitea

tools/encode-font.py

@@ -0,0 +1,86 @@
+#!/usr/bin/env python
+
+import sys
+import argparse
+from PIL import Image
+
+
+class FontEncoder:
+    def __init__(self, filename):
+        self.f = open(filename, "w")
+
+    def write(self, value):
+        self.f.write("0x%02x," % value)
+    #
+    # def write_size(self, width, height):
+    #     self.f.write("%d,%d,\n" % (width, height))
+
+    def encode(self, image, step):
+        image = image.convert(mode='L')
+        width, height = image.size
+        for y in range(0, height, step):
+            for x in range(width):
+                for l in range(0, step, 8):
+                    value = 0
+                    for z in range(min(8, step)):
+                        # print(y + l + z)
+                        if image.getpixel((x, y + l + z)) == 0:
+                            value += 1 << z
+                    if step < 8 and value == 0x7f:
+                        value = 0xff
+                    self.write(value)
+            # self.f.write("\n")
+
+    def encode_special(self, image, step):
+        image = image.convert(mode='L')
+        width, height = image.size
+        for y in range(0, height, step):
+            for x in range(width):
+                skip = True
+                for l in range(0, step, 8):
+                    value = 0
+                    for z in range(min(8, step)):
+                        if l + z < 12:
+                            if image.getpixel((x, y + l + z)) == 0:
+                                value += 1 << z
+                            else:
+                                skip = False
+                    if skip and l == 8:
+                        value = 0xff
+                    self.write(value)
+
+
+def main():
+    parser = argparse.ArgumentParser(description='Fonts encoder')
+    parser.add_argument('input', action="store", help="Input file name")
+    parser.add_argument('output', action="store", help="Output file name")
+    args = parser.parse_args()
+
+    image = Image.open(args.input)
+    output = args.output
+
+    for s in ("03x05", "04x06", "05x07", "08x10", "10x14", "22x38"):
+        if s in args.input:
+            size = s
+            break
+
+    encoder = FontEncoder(output)
+
+    if size == "03x05":
+        encoder.encode(image, 5)
+    elif size == "04x06":
+        encoder.encode(image, 7)
+    elif size == "05x07":
+        encoder.encode(image, 8)
+    elif size == "08x10":
+        encoder.encode_special(image, 12)
+    elif size == "10x14":
+        encoder.encode(image, 16)
+    elif size == "22x38":
+        encoder.encode(image, 40)
+    else:
+        print("Unknown size", sys.argv[4])
+
+
+if __name__ == "__main__":
+    main()