perf: markdown perf

util/general_utils.py

@@ -191,11 +191,16 @@ def render_markdown(markdown_text, image_width=800, image_height=600, font_size=
         if font.getsize(line)[0] > image_width:
             cp = line
             single_size = font.getsize("步")[0]
-            max_words_per_line = image_width // single_size - 1
+            max_words_per_line = (image_width // single_size)*2
             # 步长为单个字符的宽度
             _t = 0
             for ii in range(len(line)):
-                _t += 1
+                # 检测是否是中文
+                if line[ii] >= u'\u4e00' and line[ii] <= u'\u9fa5':
+                    _t += 2
+                else:
+                    _t += 1
+                    
                 if _t > max_words_per_line:
                     # splited.append(cp[:ii] + '\n')
                     _pre_lines.append(cp[:ii])