FIX：retrigger不受max_img_count影响

@@ -1535,6 +1535,7 @@ class Command(BaseCommand, LoggerMixin):
                                 self.online_log.info('{0} [pdf to img start] [task={1}] [times={2}]'.format(
                                     self.log_base, task_str, times))
                                 start_time = time.time()
+                                max_img_count_or_none = None if re_ocr_flag == 'Y' else max_img_count
                                 pdf_handler.extract_image_for_weixin(max_img_count)
                                 end_time = time.time()
                                 speed_time = int(end_time - start_time)
@@ -1553,7 +1554,7 @@ class Command(BaseCommand, LoggerMixin):
                             self.online_log.warn('{0} [pdf to img failed (pdf img empty)] [task={1}]'.format(
                                 self.log_base, task_str))
                             raise Exception('pdf img empty')
-                        elif pdf_handler.img_count >= max_img_count:
+                        elif re_ocr_flag == 'N' and pdf_handler.img_count >= max_img_count:
                             self.online_log.info('{0} [too many pdf image] [task={1}] [img_count={2}]'.format(
                                 self.log_base, task_str, pdf_handler.img_count))