init

tools/ImgToCArray.py

@@ -0,0 +1,36 @@
+#converts an image to a C array with the given name
+#width and height are saved in <name>_w and <name>_h
+
+import sys
+import Image
+
+def emitDataArray(varname, arr, perLine=12):
+    size = len(arr)
+    l = ['unsigned char %s[%d] = {\n'%(varname, size)]
+    for (z, ch) in enumerate(arr):
+        l.append(("%s,"%hex(ord(ch))))
+        #l.append(("%d,"%ord(ch)))
+        if (z+1) % perLine == 0: l.append("\n");
+    l.append("\n};")
+    return "".join(l)
+
+def emitImgDataArray(varname, imgfn, perLine=12):
+    img = Image.open(imgfn)
+    pixdata = list(img.getdata())
+    data = []
+    for pix in pixdata:
+        data.extend( map(chr, pix) )
+
+    l = ["const int %s_W = %d;\nconst int %s_H = %d;\n"%(varname, img.size[0], varname, img.size[1])]
+    l.append( emitDataArray(varname, "".join(data)) )
+    return "\n".join(l)
+
+if __name__ == "__main__":
+    try:
+        fn = sys.argv[1]
+        varname = sys.argv[2]
+    except:
+        print("Usage: %s <img-filename> <out-variable-name>"%sys.argv[0])
+        sys.exit(1)
+
+    print emitImgDataArray( varname, fn )