fix: 去除emoji_manager中的图片压缩

src/plugins/chat/emoji_manager.py

@@ -20,6 +20,7 @@ import traceback
 from nonebot import get_driver
 from ..chat.config import global_config
 from ..models.utils_model import LLM_request
+from ..chat.utils_image import image_path_to_base64
 from ..chat.utils import get_embedding
 
 driver = get_driver()
@@ -197,75 +198,6 @@ class EmojiManager:
             logger.error(f"获取标签失败: {str(e)}")
             return None
                     
-    async def _compress_image(self, image_path: str, target_size: int = 0.8 * 1024 * 1024) -> Optional[str]:
-        """压缩图片并返回base64编码
-        Args:
-            image_path: 图片文件路径
-            target_size: 目标文件大小（字节），默认0.8MB
-        Returns:
-            Optional[str]: 成功返回base64编码的图片数据，失败返回None
-        """
-        try:
-            file_size = os.path.getsize(image_path)
-            if file_size <= target_size:
-                # 如果文件已经小于目标大小，直接读取并返回base64
-                with open(image_path, 'rb') as f:
-                    return base64.b64encode(f.read()).decode('utf-8')
-            
-            # 打开图片
-            with Image.open(image_path) as img:
-                # 获取原始尺寸
-                original_width, original_height = img.size
-                
-                # 计算缩放比例
-                scale = min(1.0, (target_size / file_size) ** 0.5)
-                
-                # 计算新的尺寸
-                new_width = int(original_width * scale)
-                new_height = int(original_height * scale)
-                
-                # 创建内存缓冲区
-                output_buffer = io.BytesIO()
-                
-                # 如果是GIF，处理所有帧
-                if getattr(img, "is_animated", False):
-                    frames = []
-                    for frame_idx in range(img.n_frames):
-                        img.seek(frame_idx)
-                        new_frame = img.copy()
-                        new_frame = new_frame.resize((new_width, new_height), Image.Resampling.LANCZOS)
-                        frames.append(new_frame)
-                    
-                    # 保存到缓冲区
-                    frames[0].save(
-                        output_buffer,
-                        format='GIF',
-                        save_all=True,
-                        append_images=frames[1:],
-                        optimize=True,
-                        duration=img.info.get('duration', 100),
-                        loop=img.info.get('loop', 0)
-                    )
-                else:
-                    # 处理静态图片
-                    resized_img = img.resize((new_width, new_height), Image.Resampling.LANCZOS)
-                    
-                    # 保存到缓冲区，保持原始格式
-                    if img.format == 'PNG' and img.mode in ('RGBA', 'LA'):
-                        resized_img.save(output_buffer, format='PNG', optimize=True)
-                    else:
-                        resized_img.save(output_buffer, format='JPEG', quality=95, optimize=True)
-                
-                # 获取压缩后的数据并转换为base64
-                compressed_data = output_buffer.getvalue()
-                logger.success(f"压缩图片: {os.path.basename(image_path)} ({original_width}x{original_height} -> {new_width}x{new_height})")
-                
-                return base64.b64encode(compressed_data).decode('utf-8')
-                
-        except Exception as e:
-            logger.error(f"压缩图片失败: {os.path.basename(image_path)}, 错误: {str(e)}")
-            return None
-            
     async def scan_new_emojis(self):
         """扫描新的表情包"""
         try:
@@ -284,7 +216,7 @@ class EmojiManager:
                     continue
                 
                 # 压缩图片并获取base64编码
-                image_base64 = await self._compress_image(image_path)
+                image_base64 = image_path_to_base64(image_path)
                 if image_base64 is None:
                     os.remove(image_path)
                     continue

src/plugins/chat/utils_image.py

@@ -290,3 +290,18 @@ def compress_base64_image_by_scale(base64_data: str, target_size: int = 0.8 * 10
         import traceback
         logger.error(traceback.format_exc())
         return base64_data 
+
+def image_path_to_base64(image_path: str) -> str:
+    """将图片路径转换为base64编码
+    Args:
+        image_path: 图片文件路径
+    Returns:
+        str: base64编码的图片数据
+    """
+    try:
+        with open(image_path, 'rb') as f:
+            image_data = f.read()
+            return base64.b64encode(image_data).decode('utf-8')
+    except Exception as e:
+        logger.error(f"读取图片失败: {image_path}, 错误: {str(e)}")
+        return None