From cd331c796cb3654faf73340aa00a09abcd94d5d5 Mon Sep 17 00:00:00 2001
From: 4gray <serega05@gmail.com>
Date: Thu, 14 May 2026 22:29:39 +0200
Subject: [PATCH] fix(playback): narrow declared stream metadata
 Entire-Checkpoint: f957cd9849e0

---
 .../playback-diagnostics.util.spec.ts         | 22 +++++++++++++++++--
 .../playback-diagnostics.util.ts              |  3 ---
 2 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.spec.ts b/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.spec.ts
index bea76398e..490278b21 100644
--- a/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.spec.ts
+++ b/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.spec.ts
@@ -275,12 +275,12 @@ describe('playback diagnostics', () => {
         ).toBe('m3u8');
         expect(
             getPlaybackMediaExtensionFromUrl(
-                'http://portal.example/play/live.php?type=m3u8&stream=123'
+                'http://portal.example/play/live.php?container=m3u8&stream=123'
             )
         ).toBe('m3u8');
         expect(
             getPlaybackMediaExtensionFromUrl(
-                'http://portal.example/play/live.php?output=ts&stream=123'
+                'http://portal.example/play/live.php?ext=ts&stream=123'
             )
         ).toBe('ts');
         expect(
@@ -303,6 +303,24 @@ describe('playback diagnostics', () => {
         ).toBe('m3u8');
     });
 
+    it('does not infer media extensions from generic type/output query metadata', () => {
+        expect(
+            getPlaybackMediaExtensionFromUrl(
+                'http://portal.example/play/live.php?type=m3u8&stream=123'
+            )
+        ).toBe('');
+        expect(
+            getPlaybackMediaExtensionFromUrl(
+                'http://portal.example/play/live.php?output=ts&stream=123'
+            )
+        ).toBe('');
+        expect(
+            getPlaybackMediaExtensionFromUrl(
+                'http://portal.example/play/live.php?format=mpv&stream=123'
+            )
+        ).toBe('');
+    });
+
     it('detects codecs with limited Chromium browser-player support', () => {
         expect(
             getLikelyBrowserUnsupportedCodecLabels({
diff --git a/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.ts b/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.ts
index 925bb53aa..caa217f7f 100644
--- a/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.ts
+++ b/libs/ui/playback/src/lib/playback-diagnostics/playback-diagnostics.util.ts
@@ -129,8 +129,6 @@ const DECLARED_MEDIA_EXTENSION_QUERY_KEYS = [
     'ext',
     'format',
     'container',
-    'type',
-    'output',
 ];
 
 const DECLARED_MEDIA_EXTENSION_ALIASES = new Map([
@@ -149,7 +147,6 @@ const DECLARED_MEDIA_EXTENSIONS = new Set([
     'mp3',
     'mp4',
     'mpd',
-    'mpv',
     'oga',
     'ogg',
     'ogv',