code: function(callback) {
            if (!context.copyOriginal) {
              return callback(null);
            }
            var suffix = 'original.' + context.extension;
            var tempFile = context.tempFolder + '/' + suffix;
            if (context.extension !== 'jpg') {
              // Don't forget to tell the caller that we did the work,
              // even if it was just a copy
              context.adjustedOriginal = tempFile;
              return copyFile(context.workingPath, tempFile, callback);
            }
  
            var args = [ context.workingPath ];
            if (context.crop) {
              args.push('-crop');
              args.push(context.crop.left);
              args.push(context.crop.top);
              args.push(context.crop.width);
              args.push(context.crop.height);
            }
            args.push('-write');
            args.push(tempFile);
            context.adjustedOriginal = tempFile;
  
            var proc = childProcess.spawn('imagecrunch', args);
            proc.on('close', function(code) {
              if (code !== 0) {
                return callback(code);
              }
              return callback(null);
            });
          }
docs: Autorotated "original" copied in if desired