Step #2: Add batch mode to VideoProcessor integration tests.

webrtc/modules/video_coding/codecs/test/videoprocessor_integrationtest.cc

 /*
  *  Copyright (c) 2012 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 262 matching lines @@
   // Thresholds for expected quality.
   QualityThresholds quality_thresholds;
   SetQualityThresholds(&quality_thresholds, 19.0, 16.0, 0.50, 0.35);
   // Thresholds for rate control.
   RateControlThresholds rc_thresholds[1];
   SetRateControlThresholds(rc_thresholds, 0, 0, 40, 20, 10, 15, 0, 1);
   ProcessFramesAndVerify(quality_thresholds, rate_profile, process_settings,
                          rc_thresholds, nullptr /* visualization_params */);
 }
 
+// This test is identical to VideoProcessorIntegrationTest.ProcessZeroPacketLoss
+// except that |batch_mode| is turned on. The main point of this test is to see
+// that the reported stats are not wildly varying between batch mode and the
+// regular online mode.
+TEST_F(VideoProcessorIntegrationTest, ProcessInBatchMode) {
+  // Bit rate and frame rate profile.
+  RateProfile rate_profile;
+  SetRateProfile(&rate_profile, 0, 500, 30, 0);
+  rate_profile.frame_index_rate_update[1] = kNumFramesShort + 1;
+  rate_profile.num_frames = kNumFramesShort;
+  // Codec/network settings.
+  CodecParams process_settings;
+  SetCodecParams(&process_settings, kVideoCodecVP8, kHwCodec, kUseSingleCore,
+                 0.0f, -1, 1, false, true, true, false, 352, 288, "foreman_cif",
+                 false /* verbose_logging */, true /* batch_mode */);
+  // Thresholds for expected quality.
+  QualityThresholds quality_thresholds;
+  SetQualityThresholds(&quality_thresholds, 34.95, 33.0, 0.90, 0.89);
+  // Thresholds for rate control.
+  RateControlThresholds rc_thresholds[1];
+  SetRateControlThresholds(rc_thresholds, 0, 0, 40, 20, 10, 15, 0, 1);
+  ProcessFramesAndVerify(quality_thresholds, rate_profile, process_settings,
+                         rc_thresholds, nullptr /* visualization_params */);
+}
+
 #endif  // !defined(WEBRTC_IOS)
 
 // The tests below are currently disabled for Android. For ARM, the encoder
 // uses |cpu_speed| = 12, as opposed to default |cpu_speed| <= 6 for x86,
 // which leads to significantly different quality. The quality and rate control
 // settings in the tests below are defined for encoder speed setting
 // |cpu_speed| <= ~6. A number of settings would need to be significantly
 // modified for the |cpu_speed| = 12 case. For now, keep the tests below
 // disabled on Android. Some quality parameter in the above test has been
 // adjusted to also pass for |cpu_speed| <= 12.
@@ skipping 103 matching lines @@
   SetQualityThresholds(&quality_thresholds, 32.5, 30.0, 0.85, 0.80);
   // Thresholds for rate control.
   RateControlThresholds rc_thresholds[2];
   SetRateControlThresholds(rc_thresholds, 0, 0, 20, 30, 10, 10, 0, 1);
   SetRateControlThresholds(rc_thresholds, 1, 0, 0, 30, 15, 10, 0, 0);
   ProcessFramesAndVerify(quality_thresholds, rate_profile, process_settings,
                          rc_thresholds, nullptr /* visualization_params */);
 }
 }  // namespace test
 }  // namespace webrtc