✨ 更新版本至0.3.5，修改导出文件名处理逻辑（支持自动检测导出文件名来指定导出格式）

Author: FishCat233

src/SimpleCutMainFrame.py

@@ -16,7 +16,7 @@
 
 from src.model import VideoSequenceModel, VideoModel
 
-VERSION = "0.3.4"
+VERSION = "0.3.5"
 
 
 class FileDropTarget(wx.FileDropTarget):
@@ -231,8 +231,9 @@ def export_video_file(self, export_amix, export_mbps, export_name):
         console_command += filter_complex_string + f'"{";".join(filter_complex_filters)}"'
         console_command += ' -map "[v]" -map "[a]"'
         # 拼接全指令
-        if not export_name.endswith(".mp4"):
-            export_name += ".mp4"
+        if os.path.split(export_name)[1] == '':
+            export_name += '.mp4'
+
         console_command += f' -b:v {export_mbps}M "{export_name}"'
         logging.info(f"导出命令：{console_command}")