[Recorder] override audioSettings.AVNumberOfChannelsKey using ASBD.mC…

…hannelsPerFrame
MetalPetal · Aug 19, 2021 · 5aaeaa3 · 5aaeaa3
1 parent d3bb659
commit 5aaeaa3
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/Sources/VideoIO/MultitrackMovieRecorder.swift b/Sources/VideoIO/MultitrackMovieRecorder.swift
@@ -269,6 +269,7 @@ public final class MultitrackMovieRecorder {
 
                         if let currentASBD = CMAudioFormatDescriptionGetStreamBasicDescription(formatDescription) {
                             audioSettings[AVSampleRateKey] = currentASBD.pointee.mSampleRate
+                            audioSettings[AVNumberOfChannelsKey] = currentASBD.pointee.mChannelsPerFrame
                         }
 
                         var aclSize: Int = 0