From 447e318f7ad1b41afa4e674d01731022f4b81b3f Mon Sep 17 00:00:00 2001
From: agonchar <goncharov@wmspanel.com>
Date: Fri, 20 Feb 2026 10:11:47 +1000
Subject: [PATCH] Fix audio only mode

---
 src/nimio-transport.js  | 4 ++--
 src/nimio.js            | 4 ++--
 src/playback/context.js | 4 +++-
 src/sldp/manager.js     | 1 +
 4 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/nimio-transport.js b/src/nimio-transport.js
index 73c6a9f..4a84bc7 100644
--- a/src/nimio-transport.js
+++ b/src/nimio-transport.js
@@ -61,8 +61,8 @@ export const NimioTransport = {
 
   _onAudioSetupReceived(data) {
     if (!data || !data.config) {
-      this._startNoAudioMode();
-      return;
+      // TODO: show UI error notification if noVideo
+      return this._noVideo ? this.stop(true) : this._startNoAudioMode();
     }
 
     if (this._isNextRenditionTrack(data.trackId)) {
diff --git a/src/nimio.js b/src/nimio.js
index 6bc6383..c6a7212 100644
--- a/src/nimio.js
+++ b/src/nimio.js
@@ -458,11 +458,11 @@ export default class Nimio {
   }
 
   _onDecodingError(kind) {
-    // TODO: show error message in UI
     if (kind === "video") this._setNoVideo();
     if (kind === "audio") this._setNoAudio();
 
     if (this._noVideo && this._noAudio) {
+      // TODO: show error message in UI
       this.stop(true);
     }
   }
@@ -583,7 +583,7 @@ export default class Nimio {
     if (!this._state.isShared()) {
       this._state.attachPort(this._audioNode.port);
     }
-    if (!procOptions.audioSab) {
+    if (!procOptions.audioSab && this._audioBuffer) {
       this._audioBuffer.setPort(this._audioNode.port);
     }
 
diff --git a/src/playback/context.js b/src/playback/context.js
index 37d58f9..baf45a3 100644
--- a/src/playback/context.js
+++ b/src/playback/context.js
@@ -86,7 +86,9 @@ class PlaybackContext {
 
       if (streamInfo.acodec) {
         streamInfo.acodecSupported = this._cSupport.audio[streamInfo.acodec];
-        this._ordVideoRenditions[vIdx].hasAudio = streamInfo.acodecSupported;
+        if (vIdx !== null && this._ordVideoRenditions[vIdx]) {
+          this._ordVideoRenditions[vIdx].hasAudio = streamInfo.acodecSupported;
+        }
       }
     }
 
diff --git a/src/sldp/manager.js b/src/sldp/manager.js
index 15ddef0..ee5b2e5 100644
--- a/src/sldp/manager.js
+++ b/src/sldp/manager.js
@@ -175,6 +175,7 @@ export class SLDPManager {
       // If no audio in the video renditions, take the first audio rendition
       if (this._context.audioRenditions.length > 0) {
         aIdx = this._context.audioRenditions[0].idx;
+        gotAudio = true;
       }
     }