Changeset 2288 for research/2008-displacement/main-cpushareTweet

Timestamp:

Apr 16, 2008, 12:11:38 AM (15 years ago)

Author:

Sam Hocevar

Message:

• Add mode 8, for the very first graphic in the paper.
• Add results for mode 8 in part0/lena-values.txt.
• Make the bytecode version use less memory.

File:

• research/2008-displacement/main-cpushare (modified) (3 diffs)

research/2008-displacement/main-cpushare

@@ -17 +17 @@
     print 'Usage: %s <buy_order.cpu> -<mode> [image list]' % (sys.argv[0],)
     sys.exit(-1)
-mode = sys.argv[2][1]
+mode = sys.argv[2]
 done = 0
 source = sys.argv[3:]
@@ -34 +34 @@
 
     def start(self):
-        global todo, source
+        global mode, todo, source
+        gd.gdMaxColors = 256 * 256 * 256
+        while todo < len(source):
+            try:
+                self.index = todo
+                im = gd.image(source[self.index])
+                break
+            except:
+                todo += 1
+                self.result = "Error\n"
         if todo >= len(source):
-            return # We're finished... FIXME: is the transaction kept stuck?
-        self.index = todo
+            return # We're finished... FIXME: isn't the transaction stuck?
         todo += 1
-        gd.gdMaxColors = 256 * 256 * 256
-        im = gd.image(source[self.index])
         # Send argument count
         self.protocol.sendString(PROTO_SECCOMP_FORWARD + chr(3))
@@ -46 +52 @@
         msg = chr(3)
         msg += "bytecode\0"
-        msg += "-1\0"
+        msg += mode + "\0"
         msg += source[self.index] + "\0"
         self.protocol.sendString(PROTO_SECCOMP_FORWARD + msg)