Riduce reload MediaMTX in live e allinea ingest mobile al preset qualità.

Evita patch recording ripetute che distruggevano i muxer HLS (500 ops) e fa encoderare 1080p/720p con codec e bitrate coerenti al wizard.

Co-authored-by: Cursor <cursoragent@cursor.com>

native/android/app/src/main/kotlin/com/matchlivetv/match_live_tv/data/api/ApiDtos.kt

@@ -166,6 +166,7 @@ data class StreamSessionDto(
     @Json(name = "privacy_status") val privacyStatus: String? = null,
     @Json(name = "target_bitrate") val targetBitrate: Int? = null,
     @Json(name = "target_fps") val targetFps: Int? = null,
+    @Json(name = "quality_preset") val qualityPreset: String? = null,
     @Json(name = "started_at") val startedAt: String? = null,
     val score: ScoreStateDto? = null,
 ) {
@@ -183,6 +184,7 @@ data class StreamSessionDto(
         privacyStatus = privacyStatus ?: "public",
         targetBitrate = targetBitrate ?: 2_500_000,
         targetFps = targetFps ?: 30,
+        qualityPreset = qualityPreset ?: "720p_30_2.5mbps",
         startedAt = startedAt,
         score = score?.toDomain(),
     )

native/android/app/src/main/kotlin/com/matchlivetv/match_live_tv/domain/Models.kt

@@ -125,6 +125,7 @@ data class StreamSession(
     val privacyStatus: String = "public",
     val targetBitrate: Int = 2_500_000,
     val targetFps: Int = 30,
+    val qualityPreset: String = "720p_30_2.5mbps",
     val startedAt: String? = null,
     val score: ScoreState? = null,
 ) {

native/android/app/src/main/kotlin/com/matchlivetv/match_live_tv/streaming/LiveBroadcastEngine.kt

@@ -286,16 +286,21 @@ class LiveBroadcastEngine(
         if (stream.isStreaming) stream.stopStream()
         if (stream.isOnPreview) stream.stopPreview()
 
+        val h264Level = if (cfg.height > 720) {
+            MediaCodecInfo.CodecProfileLevel.AVCLevel41
+        } else {
+            MediaCodecInfo.CodecProfileLevel.AVCLevel31
+        }
         val prepared = runCatching {
             stream.prepareVideo(
                 width = cfg.width,
                 height = cfg.height,
                 bitrate = cfg.videoBitrate,
                 fps = cfg.fps,
-                iFrameInterval = 1,
+                iFrameInterval = 2,
                 rotation = cfg.rotation,
                 profile = MediaCodecInfo.CodecProfileLevel.AVCProfileBaseline,
-                level = MediaCodecInfo.CodecProfileLevel.AVCLevel31,
+                level = h264Level,
             ) && stream.prepareAudio(48_000, false, cfg.audioBitrate)
         }.getOrElse {
             Log.w(TAG, "preparePipeline: ${it.message}")

native/android/app/src/main/kotlin/com/matchlivetv/match_live_tv/streaming/StreamVideoPreset.kt

@@ -0,0 +1,26 @@
+package com.matchlivetv.match_live_tv.streaming
+
+import com.matchlivetv.match_live_tv.domain.StreamSession
+
+/** Risoluzione encoder allineata al preset qualità scelto in wizard. */
+object StreamVideoPreset {
+    data class Dimensions(val width: Int, val height: Int)
+
+    fun dimensions(qualityPreset: String?): Dimensions =
+        if (qualityPreset?.startsWith("1080p") == true) {
+            Dimensions(1920, 1080)
+        } else {
+            Dimensions(1280, 720)
+        }
+
+    fun broadcastConfig(session: StreamSession, rtmpUrl: String): BroadcastConfig {
+        val dims = dimensions(session.qualityPreset)
+        return BroadcastConfig(
+            rtmpUrl = rtmpUrl,
+            width = dims.width,
+            height = dims.height,
+            videoBitrate = session.targetBitrate,
+            fps = session.targetFps,
+        )
+    }
+}

native/android/app/src/main/kotlin/com/matchlivetv/match_live_tv/ui/broadcast/BroadcastScreen.kt

@@ -37,6 +37,7 @@ import com.matchlivetv.match_live_tv.domain.Match
 import com.matchlivetv.match_live_tv.domain.MatchScoringRules
 import com.matchlivetv.match_live_tv.domain.StreamSession
 import com.matchlivetv.match_live_tv.streaming.BroadcastConfig
+import com.matchlivetv.match_live_tv.streaming.StreamVideoPreset
 import com.matchlivetv.match_live_tv.streaming.BroadcastPhase
 import com.matchlivetv.match_live_tv.streaming.LivePreviewView
 import com.matchlivetv.match_live_tv.streaming.overlay.CompactScoreboardState
@@ -83,13 +84,8 @@ fun BroadcastScreen(
         scoringRules?.let { LiveScoreActions(it, container.scoreController, dialogHost) }
     }
 
-    fun broadcastConfig(loaded: StreamSession): BroadcastConfig = BroadcastConfig(
-        rtmpUrl = loaded.rtmpIngestUrl.orEmpty(),
-        width = 1280,
-        height = 720,
-        videoBitrate = loaded.targetBitrate,
-        fps = loaded.targetFps,
-    )
+    fun broadcastConfig(loaded: StreamSession): BroadcastConfig =
+        StreamVideoPreset.broadcastConfig(loaded, loaded.rtmpIngestUrl.orEmpty())
 
     suspend fun stopStreamPermanently() {
         runCatching { container.sessionRepository.stopSession(sessionId) }