Fix iOS voice capture and screen sharing

2026-09-21 14:14:15 +02:00
parent 35617e9708
commit 0372baf589
13 changed files with 389 additions and 66 deletions
@@ -81,6 +81,58 @@ public class PublishServerScriptTests
        Assert.Contains("<string>$(CURRENT_PROJECT_VERSION)</string>", extensionManifest);
    }

+    [Fact]
+    public async Task IosScreenSharingDeclaresBackgroundCaptureAndKeepsReplayKitFallback()
+    {
+        string root = FindRoot();
+        string manifest = await File.ReadAllTextAsync(Path.Combine(
+            root, "clients", "apple", "VoiceCat.iOS", "Info.plist"));
+        string settings = await File.ReadAllTextAsync(Path.Combine(
+            root, "clients", "apple", "VoiceCat.iOS", "SettingsController.cs"));
+
+        Assert.Contains("<string>screen-capture</string>", manifest);
+        Assert.Contains("if (IosScreenCapture.IsAvailable)", settings);
+        Assert.Contains("new RPSystemBroadcastPickerView", settings);
+        Assert.DoesNotContain("if (OperatingSystem.IsIOSVersionAtLeast(27)) { model.ToggleScreenAudio();", settings);
+    }
+
+    [Fact]
+    public async Task IosCaptureDoesNotDependOnCoalescedManagedTimers()
+    {
+        string root = FindRoot();
+        string microphone = await File.ReadAllTextAsync(Path.Combine(
+            root, "clients", "apple", "VoiceCat.iOS", "IosAudioEngine.cs"));
+        string screen = await File.ReadAllTextAsync(Path.Combine(
+            root, "clients", "apple", "VoiceCat.iOS", "BroadcastAudioPump.cs"));
+
+        Assert.DoesNotContain("PeriodicTimer", microphone);
+        Assert.Contains("owner.Audio.FeedPcm(route.StreamId", microphone);
+        Assert.Contains("new Thread(Run)", screen);
+        Assert.DoesNotContain("Task.Delay(10", screen);
+        Assert.Contains("MaximumCaptureCallbackFrames = 16_384", microphone);
+        Assert.DoesNotContain("Math.Ceiling(4_096 * 48_000", microphone);
+    }
+
+    [Fact]
+    public async Task IosAudioCommitsInputRouteBeforeChannelsAndVoiceProcessingBeforeConnections()
+    {
+        string root = FindRoot();
+        string router = await File.ReadAllTextAsync(Path.Combine(root, "clients", "apple", "VoiceCat.iOS", "IosAudioRouter.cs"));
+        string engine = await File.ReadAllTextAsync(Path.Combine(root, "clients", "apple", "VoiceCat.iOS", "IosAudioEngine.cs"));
+
+        Assert.True(router.IndexOf("ApplyInputSelection(session)", StringComparison.Ordinal) <
+            router.IndexOf("SetActive(true", StringComparison.Ordinal));
+        Assert.DoesNotContain("session.SetPreferredInputNumberOfChannels", router);
+        Assert.DoesNotContain("MaximumInputNumberOfChannels", router);
+        Assert.Contains("SelectedDataSourceId = null; SelectedPolarPattern = AVAudioDataSourcePolarPattern.Unknown", router);
+        Assert.Contains("ClearStereoPolarPattern(session)", router);
+        Assert.Contains("CaptureChannels == 2\n            ? port.DataSources?.FirstOrDefault", router);
+        Assert.True(engine.IndexOf("SetVoiceProcessingEnabled", StringComparison.Ordinal) <
+            engine.IndexOf("next.Connect(source", StringComparison.Ordinal));
+        Assert.Contains("AVAudioEngine.ConfigurationChangeNotification", engine);
+        Assert.Contains("ReferenceEquals(engine, next) && !next.Running", engine);
+    }
+
    [Fact]
    public async Task DefaultPublishTargetsWindowsAndLinuxWhileRuntimeCanSelectOne()
    {