Add default video settings if none are provided

config-example.yaml

@@ -37,17 +37,10 @@ videoSettings:
   offlineContent: static/offline.m4v # Is displayed when a stream ends
 
   streamQualities:
-    # Pass through the exact video and audio that you're streaming.
-    - full:
-      videoPassthrough: true
-      audioPassthrough: true
-
     # Transcode the video to a lower bitrate and resize
-    # - low:
-    # videoBitrate: 700
-    # scaledWidth: 600
-    # audioPassthrough: true
-    # encoderPreset: superfast
+    - medium:
+    videoBitrate: 800
+    encoderPreset: superfast
 
 files:
   maxNumberInPlaylist: 30

core/ffmpeg/transcoder.go

@@ -192,7 +192,14 @@ func NewTranscoder() Transcoder {
 	transcoder.input = utils.GetTemporaryPipePath()
 	transcoder.segmentLengthSeconds = config.Config.VideoSettings.ChunkLengthInSeconds
 
-	for index, quality := range config.Config.VideoSettings.StreamQualities {
+	qualities := config.Config.VideoSettings.StreamQualities
+	if len(qualities) == 0 {
+		defaultQuality := config.StreamQuality{}
+		defaultQuality.VideoBitrate = 1000
+		defaultQuality.EncoderPreset = "superfast"
+		qualities = append(qualities, defaultQuality)
+	}
+	for index, quality := range qualities {
 		variant := getVariantFromConfigQuality(quality, index)
 		transcoder.AddVariant(variant)
 	}