mod: 默认缓冲区调小；当前解码格式查找+兜底

lib/models/video/play/url.dart

@@ -178,6 +178,25 @@ class VideoItem {
     codecid = json['codecid'];
     quality = VideoQuality.values.firstWhere((i) => i.code == json['id']);
   }
+
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> data = <String, dynamic>{};
+    data['id'] = id;
+    data['baseUrl'] = baseUrl;
+    data['backupUrl'] = backupUrl;
+    data['bandWidth'] = bandWidth;
+    data['mime_type'] = mimeType;
+    data['codecs'] = codecs;
+    data['width'] = width;
+    data['height'] = height;
+    data['frameRate'] = frameRate;
+    data['sar'] = sar;
+    data['startWithSap'] = startWithSap;
+    data['segmentBase'] = segmentBase;
+    data['codecid'] = codecid;
+    data['quality'] = quality;
+    return data;
+  }
 }
 
 class AudioItem {

lib/pages/setting/video_setting.dart

@@ -207,7 +207,7 @@ class _VideoSettingState extends State<VideoSetting> {
           const SetSwitchItem(
             title: '扩大缓冲区',
             leading: Icon(Icons.storage_outlined),
-            subTitle: '默认缓冲区为视频5MB/直播32MB，开启后为32MB/64MB，加载时间变长',
+            subTitle: '默认缓冲区为视频3MB/直播16MB，开启后为32MB/64MB，加载时间变长',
             setKey: SettingBoxKey.expandBuffer,
             defaultVal: false,
           ),

lib/pages/video/detail/controller.dart

@@ -206,7 +206,9 @@ class VideoDetailController extends GetxController
       }
       if (flag == 1) {
         //currentDecodeFormats
-        firstVideo = videoList.first;
+        firstVideo = videoList.firstWhere(
+            (i) => i.codecs!.startsWith(currentDecodeFormats.code),
+            orElse: () => videoList.first);
       } else {
         if (currentVideoQa == VideoQuality.dolbyVision) {
           currentDecodeFormats =
@@ -217,12 +219,14 @@ class VideoDetailController extends GetxController
           currentDecodeFormats = defaultDecodeFormats;
           firstVideo = videoList.firstWhere(
             (i) => i.codecs!.startsWith(defaultDecodeFormats.code),
+            orElse: () => videoList.first,
           );
         } else if (flag == 4) {
           //secondDecodeFormats
           currentDecodeFormats = secondDecodeFormats;
           firstVideo = videoList.firstWhere(
             (i) => i.codecs!.startsWith(secondDecodeFormats.code),
+            orElse: () => videoList.first,
           );
         } else if (flag == 0) {
           currentDecodeFormats =
@@ -312,11 +316,10 @@ class VideoDetailController extends GetxController
         defaultST = Duration.zero;
         // 实际为FLV/MP4格式，但已被淘汰，这里仅做兜底处理
         firstVideo = VideoItem(
-          id: data.quality!,
+            id: data.quality!,
-          baseUrl: videoUrl,
+            baseUrl: videoUrl,
-          codecs: 'avc1',
+            codecs: 'avc1',
-          quality: VideoQualityCode.fromCode(data.quality!)!
+            quality: VideoQualityCode.fromCode(data.quality!)!);
-        );
         currentDecodeFormats = VideoDecodeFormatsCode.fromString('avc1')!;
         currentVideoQa = VideoQualityCode.fromCode(data.quality!)!;
         if (autoPlay.value) {
@@ -390,7 +393,8 @@ class VideoDetailController extends GetxController
       late AudioItem? firstAudio;
       final List<AudioItem> audiosList = data.dash!.audio!;
 
-      if (data.dash!.dolby?.audio != null && data.dash!.dolby!.audio!.isNotEmpty) {
+      if (data.dash!.dolby?.audio != null &&
+          data.dash!.dolby!.audio!.isNotEmpty) {
         // 杜比
         audiosList.insert(0, data.dash!.dolby!.audio!.first);
       }

lib/plugin/pl_player/controller.dart

@@ -505,7 +505,7 @@ class PlPlayerController {
     int bufferSize =
         setting.get(SettingBoxKey.expandBuffer, defaultValue: false)
             ? (videoType.value == 'live' ? 64 * 1024 * 1024 : 32 * 1024 * 1024)
-            : (videoType.value == 'live' ? 32 * 1024 * 1024 : 5 * 1024 * 1024);
+            : (videoType.value == 'live' ? 16 * 1024 * 1024 : 3 * 1024 * 1024);
     Player player = _videoPlayerController ??
         Player(
           configuration: PlayerConfiguration(