Adding support for simulcast and spatial layers into VideoQualityTest

webrtc/common_types.h

Index: webrtc/common_types.h
diff --git a/webrtc/common_types.h b/webrtc/common_types.h
index 9b730a13cbbea99b163a86681345339b62e56bac..aaea09d46ad72bd30f61be6c1307ada8bd08e5f1 100644
--- a/webrtc/common_types.h
+++ b/webrtc/common_types.h
@@ -548,6 +548,7 @@ enum RawVideoType
 enum { kConfigParameterSize = 128};
 enum { kPayloadNameSize = 32};
 enum { kMaxSimulcastStreams = 4};
+enum { kMaxSpatialLayers = 5};
 enum { kMaxTemporalStreams = 4};
 
 enum VideoCodecComplexity
@@ -677,6 +678,13 @@ struct SimulcastStream {
   }
 };
 
+struct SpatialLayer {
+  int scaling_factor_num;
+  int scaling_factor_den;
+  int target_bitrate_bps;
+  // TODO(ivica): Add max_quantizer and min_quantizer?
+};
+
 enum VideoCodecMode {
   kRealtimeVideo,
   kScreensharing
@@ -703,6 +711,7 @@ struct VideoCodec {
   unsigned int        qpMax;
   unsigned char       numberOfSimulcastStreams;
   SimulcastStream     simulcastStream[kMaxSimulcastStreams];
+  SpatialLayer        spatialLayers[kMaxSpatialLayers];
 
   VideoCodecMode      mode;