lib/m3u8/playlist.rb in m3u8-0.1.0 vs lib/m3u8/playlist.rb in m3u8-0.1.1

@@ -126,18 +126,21 @@
         return 'mp4a.40.34' if audio.downcase == 'mp3'
       end
     end
 
     def video_codec profile, level
-      unless profile.nil? and level.nil?
-        return 'avc1.66.30' if profile.downcase == 'baseline' and level == 3.0
-        return 'avc1.42001f' if profile.downcase == 'baseline' and level == 3.1
-        return 'avc1.77.30' if profile.downcase == 'main' and level == 3.0
-        return 'avc1.4d001f' if profile.downcase == 'main' and level == 3.1
-        return 'avc1.4d0028' if profile.downcase == 'main' and level == 4.0
-        return 'avc1.64001f' if profile.downcase == 'high' and level == 3.1
-        return 'avc1.640028' if profile.downcase == 'high' and (level == 4.0 or level == 4.1)
+      if profile.nil? or level.nil?
+        return
       end
+
+      profile = profile.downcase
+      return 'avc1.66.30' if profile == 'baseline' and level == 3.0
+      return 'avc1.42001f' if profile == 'baseline' and level == 3.1
+      return 'avc1.77.30' if profile == 'main' and level == 3.0
+      return 'avc1.4d001f' if profile == 'main' and level == 3.1
+      return 'avc1.4d0028' if profile == 'main' and level == 4.0
+      return 'avc1.64001f' if profile == 'high' and level == 3.1
+      return 'avc1.640028' if profile == 'high' and (level == 4.0 or level == 4.1)
     end
 
     def resolution width, height
       unless width.nil?
         "RESOLUTION=#{width}x#{height},"
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