Support simulcast and spatial layers in VideoQualityTest (PERF NOTE)

webrtc/video/full_stack.cc

 /*
  *  Copyright (c) 2013 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.
  */
 #include <stdio.h>
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include "webrtc/video/video_quality_test.h"
 
 namespace webrtc {
 
 static const int kFullStackTestDurationSecs = 60;
 
 class FullStackTest : public VideoQualityTest {
  public:
   void RunTest(const VideoQualityTest::Params &params) {
     RunWithAnalyzer(params);
   }
 };
 
+// VideoQualityTest::Params params = {
+//   { ... },      // Common.
+//   { ... },      // Video-specific settings.
+//   { ... },      // Screenshare-specific settings.
+//   { ... },      // Analyzer settings.
+//   pipe,         // FakeNetworkPipe::Config
+//   { ... },      // Spatial scalability.
+//   logs          // bool
+// };
 
 TEST_F(FullStackTest, ParisQcifWithoutPacketLoss) {
   VideoQualityTest::Params paris_qcif = {
       {176, 144, 30, 300000, 300000, 300000, "VP8", 1},
       {"paris_qcif"},
       {},
       {"net_delay_0_0_plr_0", 36.0, 0.96, kFullStackTestDurationSecs}};
   RunTest(paris_qcif);
 }
 
@@ skipping 77 matching lines @@
       {"foreman_cif_1000kbps_100ms_32pkts_queue", 0.0, 0.0,
         kFullStackTestDurationSecs}};
   foreman_cif.pipe.queue_length_packets = 32;
   foreman_cif.pipe.queue_delay_ms = 100;
   foreman_cif.pipe.link_capacity_kbps = 1000;
   RunTest(foreman_cif);
 }
 
 TEST_F(FullStackTest, ScreenshareSlidesVP8_2TL) {
   VideoQualityTest::Params screenshare = {
-      {1850, 1110, 5, 50000, 200000, 2000000, "VP8", 2, 400000},
-      {},          // Video-specific.
-      {true, 10},  // Screenshare-specific.
+      {1850, 1110, 5, 50000, 200000, 2000000, "VP8", 2, 1, 400000},
+      {},
+      {true, 10},
       {"screenshare_slides", 0.0, 0.0, kFullStackTestDurationSecs}};
   RunTest(screenshare);
 }
 
 TEST_F(FullStackTest, ScreenshareSlidesVP8_2TL_Scroll) {
   VideoQualityTest::Params config = {
-      {1850, 1110 / 2, 5, 50000, 200000, 2000000, "VP8", 2, 400000},
+      {1850, 1110 / 2, 5, 50000, 200000, 2000000, "VP8", 2, 1, 400000},
       {},
       {true, 10, 2},
       {"screenshare_slides_scrolling", 0.0, 0.0, kFullStackTestDurationSecs}};
   RunTest(config);
 }
 
 TEST_F(FullStackTest, ScreenshareSlidesVP9_2TL) {
   VideoQualityTest::Params screenshare = {
-      {1850, 1110, 5, 50000, 200000, 2000000, "VP9", 2, 400000},
+      {1850, 1110, 5, 50000, 200000, 2000000, "VP9", 2, 1, 400000},
       {},
       {true, 10},
       {"screenshare_slides_vp9_2tl", 0.0, 0.0, kFullStackTestDurationSecs}};
   RunTest(screenshare);
 }
 }  // namespace webrtc