hyzp_ybqx-Commit181：优化，避免视频播放第一帧花屏

lib/widget/my_superplayer.dart

@@ -93,7 +93,7 @@ class _SuperPlayerPageState extends State<SuperPlayerPage> with SuperPlayerListe
       await _playerController.setOption(FijkOption.playerCategory, "packet-buffering", 0);
       // 播放前的探测Size，默认是1024K（1M）, 改小一点会出画面更快
       // await player.setOption(FijkOption.formatCategory, "probesize", 200);	// 1.3S打开
-      await _playerController.setOption(FijkOption.formatCategory, "probesize", 200); // 1.3S打开
+      await _playerController.setOption(FijkOption.formatCategory, "probesize", 1024); // 避免第一帧花屏
       await _playerController.setOption(FijkOption.formatCategory, 'http-detect-range-support', 0);
       // 设置播放前的探测时间 1,达到首屏秒开效果
       await _playerController.setOption(FijkOption.formatCategory, "analyzeduration", 1);