Avoid unnecessary HW video encoder reconfiguration

webrtc/config.cc

 /*
  *  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.
  */
 #include "webrtc/config.h"
@@ skipping 60 matching lines @@
          uri == webrtc::RtpExtension::kPlayoutDelayUri;
 }
 
 VideoStream::VideoStream()
     : width(0),
       height(0),
       max_framerate(-1),
       min_bitrate_bps(-1),
       target_bitrate_bps(-1),
       max_bitrate_bps(-1),
-      max_qp(-1) {}
+      max_qp(-1),
+      encode_from_texture(false) {}
 
 VideoStream::~VideoStream() = default;
 
 std::string VideoStream::ToString() const {
   std::stringstream ss;
   ss << "{width: " << width;
   ss << ", height: " << height;
   ss << ", max_framerate: " << max_framerate;
   ss << ", min_bitrate_bps:" << min_bitrate_bps;
   ss << ", target_bitrate_bps:" << target_bitrate_bps;
@@ skipping 41 matching lines @@
   }
   ss << ", encoder_specific_settings: ";
   ss << (encoder_specific_settings != NULL ? "(ptr)" : "NULL");
 
   ss << ", min_transmit_bitrate_bps: " << min_transmit_bitrate_bps;
   ss << '}';
   return ss.str();
 }
 
 }  // namespace webrtc