unknown audio

bin/ffx.py

@@ -116,7 +116,10 @@ audioStreams = [s for s in streamData if s['codec_type'] == 'audio']
 subtitleStreams = [s for s in streamData if s['codec_type'] == 'subtitle']
 
 for aStream in audioStreams:
-    print(f"audio stream: {aStream['channel_layout']}")
+    if 'channel_layout' in aStream.keys():
+        print(f"audio stream: {aStream['channel_layout']}") #channel_layout
+    else:
+        print(f"unknown audio stream with {aStream['channels']} channels") #channel_layout
 
 commandTokens = ['ffmpeg', '-y', '-i', inputFilename]
 
@@ -133,6 +136,11 @@ for s in range(len(subtitleStreams)):
 audioTokens = []
 audioStreamIndex = 0
 for aStream in audioStreams:
+
+    channels = aStream['channels']
+
+    if 'channel_layout' in aStream.keys():
+
         channelLayout = aStream['channel_layout']
 
         if channelLayout == '6.1':
@@ -156,6 +164,14 @@ for aStream in audioStreams:
                             'libopus',
                             f"-b:a:{audioStreamIndex}",
                             stereoBandwidth]
+    else:
+
+        if channels == 6:
+            audioTokens += [f"-c:a:{audioStreamIndex}",
+                            'libopus',
+                            f"-b:a:{audioStreamIndex}",
+                            ac3Bandwidth]
+
 
     audioStreamIndex += 1