Using static frame generator when no scrolling

webrtc/video/video_quality_test.cc

 /*
  *  Copyright (c) 2015 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>
@@ skipping 648 matching lines @@
         params.screenshare.slide_change_interval * params.common.fps));
   } else {
     RTC_CHECK_LE(params.common.width, kWidth);
     RTC_CHECK_LE(params.common.height, kHeight);
     RTC_CHECK_GT(params.screenshare.slide_change_interval, 0);
     const int kPauseDurationMs = (params.screenshare.slide_change_interval -
                                   params.screenshare.scroll_duration) * 1000;
     RTC_CHECK_LE(params.screenshare.scroll_duration,
                  params.screenshare.slide_change_interval);
 
-    frame_generator_.reset(
-        test::FrameGenerator::CreateScrollingInputFromYuvFiles(
-            clock_, slides, kWidth, kHeight, params.common.width,
-            params.common.height, params.screenshare.scroll_duration * 1000,
-            kPauseDurationMs));
+    if (params.screenshare.scroll_duration) {
+      frame_generator_.reset(
+          test::FrameGenerator::CreateScrollingInputFromYuvFiles(
+              clock_, slides, kWidth, kHeight, params.common.width,
+              params.common.height, params.screenshare.scroll_duration * 1000,
+              kPauseDurationMs));
+    } else {
+      frame_generator_.reset(test::FrameGenerator::CreateFromYuvFile(
+              slides, kWidth, kHeight,
+              params.screenshare.slide_change_interval * params.common.fps));
+    }
   }
 }
 
 void VideoQualityTest::CreateCapturer(const Params& params,
                                       VideoCaptureInput* input) {
   if (params.screenshare.enabled) {
     frame_generator_capturer_.reset(new test::FrameGeneratorCapturer(
         clock_, input, frame_generator_.release(), params.common.fps));
     EXPECT_TRUE(frame_generator_capturer_->Init());
   } else {
@@ skipping 123 matching lines @@
   send_stream_->Stop();
   receive_stream->Stop();
 
   call->DestroyVideoReceiveStream(receive_stream);
   call->DestroyVideoSendStream(send_stream_);
 
   transport.StopSending();
 }
 
 }  // namespace webrtc