Reland of Set scaling limit at 320 * 180 for all implementations.

webrtc/video/vie_encoder.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 17 matching lines @@
 #include "webrtc/video/overuse_frame_detector.h"
 #include "webrtc/video/send_statistics_proxy.h"
 #include "webrtc/video_frame.h"
 namespace webrtc {
 
 namespace {
 using DegradationPreference = VideoSendStream::DegradationPreference;
 
 // Time interval for logging frame counts.
 const int64_t kFrameLogIntervalMs = 60000;
+
 // We will never ask for a resolution lower than this.
-#if defined(WEBRTC_ANDROID)
 // TODO(kthelgason): Lower this limit when better testing
 // on MediaCodec and fallback implementations are in place.
+// See https://bugs.chromium.org/p/webrtc/issues/detail?id=7206
 const int kMinPixelsPerFrame = 320 * 180;
-#else
-const int kMinPixelsPerFrame = 120 * 90;
-#endif
 
 // The maximum number of frames to drop at beginning of stream
 // to try and achieve desired bitrate.
 const int kMaxInitialFramedrop = 4;
 
 // TODO(pbos): Lower these thresholds (to closer to 100%) when we handle
 // pipelining encoders better (multiple input frames before something comes
 // out). This should effectively turn off CPU adaptations for systems that
 // remotely cope with the load right now.
 CpuOveruseOptions GetCpuOveruseOptions(bool full_overuse_time) {
@@ skipping 754 matching lines @@
   --scale_counter_[reason];
   source_proxy_->RequestHigherResolutionThan(current_pixel_count);
   LOG(LS_INFO) << "Scaling up resolution.";
   for (size_t i = 0; i < kScaleReasonSize; ++i) {
     LOG(LS_INFO) << "Scaled " << scale_counter_[i]
                  << " times for reason: " << (i ? "cpu" : "quality");
   }
 }
 
 }  // namespace webrtc