feat: 添加文档预处理结果类，支持旋转信息和调试信息

zhch/unified_pytorch_models/doc_preprocess_result.py

@@ -0,0 +1,38 @@
+"""文档预处理结果"""
+from dataclasses import dataclass, field
+from typing import Optional, Dict
+import numpy as np
+
+
+@dataclass
+class DocPreprocessResult:
+    """文档预处理结果"""
+    input_path: Optional[str] = None
+    original_shape: tuple = field(default_factory=tuple)
+    processed_shape: tuple = field(default_factory=tuple)
+    processed_image: Optional[np.ndarray] = None
+    
+    # 旋转相关
+    rotation_angle: str = "0"
+    rotation_confidence: float = 1.0
+    rotated: bool = False
+    vertical_text_count: int = 0
+    
+    # 调试信息
+    debug_info: Optional[Dict] = None
+    
+    def __str__(self):
+        lines = [
+            f"DocPreprocessResult:",
+            f"  Original shape: {self.original_shape}",
+            f"  Rotation: {self.rotation_angle}° (confidence: {self.rotation_confidence:.3f})",
+            f"  Vertical texts: {self.vertical_text_count}",
+            f"  Rotated: {self.rotated}"
+        ]
+        
+        if self.debug_info:
+            lines.append("  Debug info:")
+            for key, value in self.debug_info.items():
+                lines.append(f"    {key}: {value}")
+        
+        return "\n".join(lines)