视频连线

media-server/src/services/transport.service.ts

@@ -55,7 +55,7 @@ export async function createWebRtcTransport(params: {
     enableUdp: true,
     enableTcp: true,
     preferUdp: true,
-    initialAvailableOutgoingBitrate: 1_000_000,
+    initialAvailableOutgoingBitrate: 4_000_000,
     appData: {
       userId: params.userId,
       direction: params.direction,
@@ -63,6 +63,17 @@ export async function createWebRtcTransport(params: {
     },
   });
 
+  if (params.direction === 'send') {
+    try {
+      await transport.setMaxIncomingBitrate(4_000_000);
+    } catch (err) {
+      log.warn(
+        { transportId: transport.id, err: err instanceof Error ? err.message : String(err) },
+        'set max incoming bitrate failed',
+      );
+    }
+  }
+
   transport.observer.once('close', () => {
     transportMap.delete(transport.id);
     log.info(