refactoring

tools/make-jpg-h.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python3
+
+
+import sys
+
+
+# =====
+def main():
+    assert len(sys.argv) == 6, "%s <src> <dest> <prefix> <width> <height>" % (sys.argv[0])
+
+    src = sys.argv[1]
+    dest = sys.argv[2]
+    prefix = sys.argv[3]
+    width = int(sys.argv[4])
+    height = int(sys.argv[5])
+
+    with open(src, "rb") as jpg_file:
+        jpg_data = jpg_file.read()
+
+    rows = [[]]
+    for ch in jpg_data:
+        if len(rows[-1]) > 20:
+            rows.append([])
+        rows[-1].append(hex(ch))
+
+    text = ",\n\t".join(", ".join(row) for row in rows)
+    text = "const unsigned char %s_JPG_DATA[] = {\n\t%s\n};" % (prefix, text)
+    text = "const unsigned long %s_JPG_SIZE = %d;\n\n" % (prefix, len(jpg_data)) + text
+    text = "const unsigned %s_JPG_HEIGHT = %d;\n\n" % (prefix, height) + text
+    text = "const unsigned %s_JPG_WIDTH = %d;\n" % (prefix, width) + text
+
+    with open(dest, "w") as h_file:
+        h_file.write(text)
+
+
+# =====
+if __name__ == "__main__":
+    main()