add setting for switching segment container, default to fmp4

- this should hopefully fix #600, and maybe some other issues too

lib/l10n/app_en.arb

@@ -1375,6 +1375,11 @@
     },
     "description": "Localized names of special downloadable collection representing cached images for a certain library."
   },
+  "transcodingStreamingContainerTitle": "Select Transcoding Container",
+  "@transcodingStreamingContainerTitle": {
+    "description": "Title for the dropdown that selects the container format for transcoded streams"
+  },
+  "transcodingStreamingContainerSubtitle": "Select the segment container to use when streaming transcoded audio. Already queued tracks will not be affected.",
   "downloadTranscodeEnableTitle": "Enable Transcoded Downloads",
   "@downloadTranscodeEnableTitle": {
     "description": "Title for Enable Transcoded Downloads dropdown"

lib/models/finamp_models.dart

@@ -113,6 +113,8 @@ const _showStopButtonOnMediaNotificationDefault = false;
 const _showSeekControlsOnMediaNotificationDefault = true;
 const _keepScreenOnOption = KeepScreenOnOption.whileLyrics;
 const _keepScreenOnWhilePluggedIn = true;
+const _defaultTranscodingSegmentContainer =
+    FinampSegmentContainer.fragmentedMp4;
 
 @HiveType(typeId: 28)
 class FinampSettings {
@@ -196,7 +198,9 @@ class FinampSettings {
       this.showSeekControlsOnMediaNotification =
           _showSeekControlsOnMediaNotificationDefault,
       this.keepScreenOnOption = _keepScreenOnOption,
-      this.keepScreenOnWhilePluggedIn = _keepScreenOnWhilePluggedIn});
+    this.keepScreenOnWhilePluggedIn = _keepScreenOnWhilePluggedIn,
+    this.transcodingSegmentContainer = _defaultTranscodingSegmentContainer,
+  });
 
   @HiveField(0, defaultValue: _isOfflineDefault)
   bool isOffline;
@@ -433,6 +437,9 @@ class FinampSettings {
   @HiveField(73, defaultValue: _keepScreenOnWhilePluggedIn)
   bool keepScreenOnWhilePluggedIn;
 
+  @HiveField(74, defaultValue: _defaultTranscodingSegmentContainer)
+  FinampSegmentContainer transcodingSegmentContainer;
+
   static Future<FinampSettings> create() async {
     final downloadLocation = await DownloadLocation.create(
       name: "Internal Storage",
@@ -2234,3 +2241,17 @@ enum KeepScreenOnOption {
     }
   }
 }
+
+
+@HiveType(typeId: 73)
+enum FinampSegmentContainer {
+  @HiveField(0)
+  mpegTS("ts"),
+  @HiveField(1)
+  fragmentedMp4("mp4");
+
+  const FinampSegmentContainer(this.container);
+
+  /// The container to use to transport the segments
+  final String container;
+}

lib/screens/transcoding_settings_screen.dart

@@ -24,6 +24,7 @@ class TranscodingSettingsScreen extends StatelessWidget {
         children: [
           const TranscodeSwitch(),
           const BitrateSelector(),
+          const StreamingTranscodeSegmentContainerDropdownListTile(),
           Padding(
             padding: const EdgeInsets.all(8.0),
             child: Text(
@@ -165,3 +166,42 @@ class DownloadTranscodeCodecDropdownListTile extends StatelessWidget {
     );
   }
 }
+
+class StreamingTranscodeSegmentContainerDropdownListTile
+    extends StatelessWidget {
+  const StreamingTranscodeSegmentContainerDropdownListTile({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return ValueListenableBuilder<Box<FinampSettings>>(
+      valueListenable: FinampSettingsHelper.finampSettingsListener,
+      builder: (_, box, __) {
+        final finampSettings = box.get("FinampSettings")!;
+
+        return ListTile(
+          title: Text(
+              AppLocalizations.of(context)!.transcodingStreamingContainerTitle),
+          subtitle: Text(AppLocalizations.of(context)!
+              .transcodingStreamingContainerSubtitle),
+          trailing: DropdownButton<FinampSegmentContainer>(
+            value: finampSettings.transcodingSegmentContainer,
+            items: FinampSegmentContainer.values
+                .map((e) => DropdownMenuItem<FinampSegmentContainer>(
+                      value: e,
+                      child: Text(e.container!.toUpperCase()),
+                    ))
+                .toList(),
+            onChanged: (value) {
+              if (value != null) {
+                FinampSettings finampSettingsTemp = finampSettings;
+                finampSettingsTemp.transcodingSegmentContainer = value;
+                Hive.box<FinampSettings>("FinampSettings")
+                    .put("FinampSettings", finampSettingsTemp);
+              }
+            },
+          ),
+        );
+      },
+    );
+  }
+}

lib/services/queue_service.dart

@@ -1160,7 +1160,8 @@ class QueueService {
         "maxAudioBitDepth": "16",
         "audioBitRate":
             FinampSettingsHelper.finampSettings.transcodeBitrate.toString(),
-        "segmentContainer": "ts",
+        "segmentContainer": FinampSettingsHelper
+            .finampSettings.transcodingSegmentContainer.container,
         "transcodeReasons": "ContainerBitrateExceedsLimit",
       });
     } else {