视频连线

frontend/src/utils/mediasoup-client.js

@@ -314,6 +314,27 @@ export function createMediaEngine({ roomCode, userId, sendWithAck, logger = defa
     return producer
   }
 
+  const tuneProducerEncoding = async (producerId, encodingPatch = {}) => {
+    const producer = producers.get(producerId)
+    const sender = producer && producer.rtpSender
+    if (!sender || typeof sender.getParameters !== 'function' || typeof sender.setParameters !== 'function') {
+      return false
+    }
+    try {
+      const params = sender.getParameters() || {}
+      params.encodings = Array.isArray(params.encodings) && params.encodings.length
+        ? params.encodings
+        : [{}]
+      params.encodings = params.encodings.map((encoding) => ({ ...encoding, ...encodingPatch }))
+      await sender.setParameters(params)
+      logger('info', '[MediaEngine] producer 编码参数已更新', { producerId, encodingPatch })
+      return true
+    } catch (e) {
+      logger('warn', '[MediaEngine] producer 编码参数更新失败', e)
+      return false
+    }
+  }
+
   /**
    * 订阅远端 Producer：请求后端创建 Consumer → 本地 consume → 等 track 挂好后 resume
    *
@@ -480,6 +501,7 @@ export function createMediaEngine({ roomCode, userId, sendWithAck, logger = defa
     closeProducer,
     pauseProducer,
     resumeProducer,
+    tuneProducerEncoding,
     closeConsumer,
     close,
     getDevice: () => device,