1.修改iOS RAImage图片保存名称，缩放后的图像名称追加_scaled。

RA Image/RA Image/BasicModeViewController.m

@@ -390,8 +390,10 @@
 
 - (NSString *)saveImage:(UIImage *)img {
     AppDelegate *appDelegate = (AppDelegate *)[UIApplication sharedApplication].delegate;
+    NSString *append = @"";
     if (appDelegate.compressFile) {
         img = [ImageUtils img_compress:img kbsize:1024];
+        append = @"_scaled";
     }
     
 //    NSString *dir = [NSString stringWithFormat:@"%@/%@",NSTemporaryDirectory(),self.name];
@@ -402,7 +404,7 @@
     NSDate * date = [NSDate date];
     NSDateFormatter * dateFormatter = [[NSDateFormatter alloc] init];
     [dateFormatter setDateFormat:@"YYYYMMdd_HHmmssSS"];
-    NSString * name = [[dateFormatter stringFromDate:date] stringByAppendingPathExtension:@"png"];
+    NSString * name = [[[dateFormatter stringFromDate:date] stringByAppendingString:append] stringByAppendingPathExtension:@"png"];
     name=[self.barcodeTitle stringByAppendingString:name];
 //    NSString *name = [[NSUUID UUID] UUIDString];
 //    name = [name stringByAppendingPathExtension:@"png"];