manual mode -- arbitrary order of corners

[imago.git] / imago.py

diff --git a/imago.py b/imago.py
index 1d364a5..c053a7f 100755 (executable)
--- a/imago.py
+++ b/imago.py
@@ -1,22 +1,105 @@
 #!/usr/bin/env python
-"""Usage: imago.py file"""
 
-import Image
-import im_debug
+"""Go image recognition"""
+
 import sys
+import os
+import math
+import argparse
+
+try:
+    import Image, ImageDraw
+except ImportError, msg:
+    print >> sys.stderr, msg
+    sys.exit(1)
 
-def main(argv=None):
+import im_debug
+import linef
+import manual
+import intrsc
+
+def main():
     """Main function of the program."""
-    if argv is None:
-        argv = sys.argv[1]
+    
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument('files', metavar='file', nargs='+',
+                        help="image to analyse")
+    parser.add_argument('-w', type=int, default=640,
+                        help="scale image to the specified width before analysis")
+    parser.add_argument('-m', '--manual', dest='manual_mode', action='store_true',
+                        help="manual grid selection")
+    parser.add_argument('-d', '--debug', dest='show_all', action='store_true',
+                        help="show every step of the computation")
+    parser.add_argument('-s', '--save', dest='saving', action='store_true',
+                        help="save images instead of displaying them")
+    parser.add_argument('-v', '--verbose', dest='verbose', action='store_true',
+                        help="report progress")
+    args = parser.parse_args()
+
+    show_all = args.show_all
+    verbose = args.verbose
+
+    try:
+        image = Image.open(args.files[0])
+    except IOError, msg:
+        print >> sys.stderr, msg
+        return 1
+    if image.mode == 'P':
+        image = image.convert('RGB')
+    
+    if image.size[0] > args.w:
+        image = image.resize((args.w, int((float(args.w)/image.size[0]) *
+                              image.size[1])), Image.ANTIALIAS)
+    do_something = im_debug.show
+    if args.saving:
+        do_something = imsave("saved/" + args.file[0][:-4] + "_" +
+                               str(image.size[0]) + "/").save
+
+    if args.manual_mode:
+        try:
+            lines = manual.find_lines(image)
+        except manual.UserQuitError:
+            #TODO ask user to try again
+            return 1
+    else:
+        lines = linef.find_lines(image, show_all, do_something, verbose)
+
+    board = intrsc.board(image, lines, show_all, do_something)
+
+    #simple ASCII output:
+    for line in board:
+        print ' '.join(line)
+    
+    if len(args.files) > 1:
+        for f in args.files[1:]:
+            try:
+                image = Image.open(f)
+            except IOError, msg:
+                print >> sys.stderr, msg
+                continue
+            if image.mode == 'P':
+                image = image.convert('RGB')
+            board = intrsc.board(image, lines, show_all, do_something)
+            for line in board:
+                print ' '.join(line)
+
+    return 0
 
-    #TODO exception on empty argument
-    #TODO exception on file error
-    image = Image.open(argv)
-    im_debug.show(image, "Original image")
+class imsave():
+    def __init__(self, saving_dir):
+        self.saving_dir = saving_dir
+        self.saving_num = 0
 
-    im_l = image.convert('L')
-    im_debug.show(im_l, "ITU-R 601-2 luma transform")
+    def save(self, image, title=''):
+        filename = self.saving_dir + "{0:0>2}".format(self.saving_num) + '.jpg'
+        if not os.path.isdir(self.saving_dir):
+            os.makedirs(self.saving_dir)
+        image.save(filename, 'JPEG')
+        self.saving_num += 1
 
 if __name__ == '__main__':
-    main()
+    try:
+        sys.exit(main())
+    except KeyboardInterrupt:
+        print "Interrupted."
+        sys.exit()