Method match_keyword_in_frame

utils/advanced_ocr.py:389–441

在帧中搜索关键词 Args: frame: 帧数据 keyword: 要搜索的关键词 enable_ocr: 是否启用OCR识别 Returns: bool: 是否找到关键词

(self, frame: Dict[str, Any], keyword: str, enable_ocr: bool = True)

        return self.process_text(combined_text)

    def match_keyword_in_frame(self, frame: Dict[str, Any], keyword: str, enable_ocr: bool = True) -> bool:
        """
        在帧中搜索关键词
        
        Args:
            frame: 帧数据
            keyword: 要搜索的关键词
            enable_ocr: 是否启用OCR识别
            
        Returns:
            bool: 是否找到关键词
        """
        if not keyword:
            return False
            
        # 首先在现有文本字段中搜索
        text_fields = ['text', 'task_description', 'reasoning']
        for field in text_fields:
            if field in frame and frame[field]:
                processed = self.process_text(str(frame[field]))
                if self.smart_text_contains(processed, keyword):
                    logger.debug(f"在字段 {field} 中找到关键词: {keyword}")
                    return True
                    
        # 在XML文本中搜索
        if 'xml_text' in frame and frame['xml_text']:
            xml_text = self.extract_xml_text(frame['xml_text'])
            if xml_text:
                processed = self.process_text(xml_text)
                if self.smart_text_contains(processed, keyword):
                    logger.debug(f"在XML文本中找到关键词: {keyword}")
                    return True
                    
        # 使用OCR在图像中搜索
        if enable_ocr and 'image' in frame and frame['image']:
            if os.path.exists(frame['image']):
                ocr_text, backup_text = self.extract_text_from_image(frame['image'])
                
                # 在主OCR结果中搜索
                if ocr_text:
                    processed = self.process_text(ocr_text)
                    if self.smart_text_contains(processed, keyword):
                        logger.debug(f"在OCR文本中找到关键词: {keyword}")
                        return True
                        
                # 在备用OCR结果中搜索
                if backup_text and backup_text != ocr_text:
                    processed = self.process_text(backup_text)
                    if self.smart_text_contains(processed, keyword):
                        logger.debug(f"在备用OCR文本中找到关键词: {keyword}")
                        return True
                        
        return False

    def get_text_similarity(self, text1: str, text2: str) -> float:
        """计算两个文本的相似度"""