Support simulcast and spatial layers in VideoQualityTest (PERF NOTE)

webrtc/modules/video_coding/codecs/vp9/vp9_impl.h

 /*
  *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  *
  */
@@ skipping 38 matching lines @@
   // Determine number of encoder threads to use.
   int NumberOfThreads(int width, int height, int number_of_cores);
 
   // Call encoder initialize function and set control settings.
   int InitAndSetControlSettings(const VideoCodec* inst);
 
   void PopulateCodecSpecific(CodecSpecificInfo* codec_specific,
                              const vpx_codec_cx_pkt& pkt,
                              uint32_t timestamp);
 
+  bool ExplicitlyConfiguredSpatialLayers() const;
   bool SetSvcRates();
 
   virtual int GetEncodedLayerFrame(const vpx_codec_cx_pkt* pkt);
 
   // Callback function for outputting packets per spatial layer.
   static void EncoderOutputCodedPacketCallback(vpx_codec_cx_pkt* pkt,
                                                void* user_data);
 
   // Determine maximum target for Intra frames
   //
@@ skipping 52 matching lines @@
   Vp9FrameBufferPool frame_buffer_pool_;
   DecodedImageCallback* decode_complete_callback_;
   bool inited_;
   vpx_codec_ctx_t* decoder_;
   VideoCodec codec_;
   bool key_frame_required_;
 };
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_VIDEO_CODING_CODECS_VP9_IMPL_H_