update

etl-core/src/main/java/com/tzld/crawler/etl/util/FileUtils.java

@@ -220,7 +220,8 @@ public class FileUtils {
                 "-i", fileUrl,
                 "-http_proxy", "http://t17772369458618:5zqcjkmy@q796.kdltps.com:15818",
                 "-c", "copy",
-                filePath+".mp4"
+                "-f", "mp4",
+                filePath
         );
         processBuilder.redirectErrorStream(false);
         Process process = processBuilder.start();