Experiment with more aggressive MSE GC on memory pressure

media/base/media_switches.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Defines all the "media" command-line switches.
 
 #ifndef MEDIA_BASE_MEDIA_SWITCHES_H_
 #define MEDIA_BASE_MEDIA_SWITCHES_H_
 
 #include "base/feature_list.h"
@@ skipping 73 matching lines @@
 #endif  // defined(OS_WIN)
 
 MEDIA_EXPORT extern const base::Feature kNewAudioRenderingMixingStrategy;
 MEDIA_EXPORT extern const base::Feature kOverlayFullscreenVideo;
 MEDIA_EXPORT extern const base::Feature kResumeBackgroundVideo;
 MEDIA_EXPORT extern const base::Feature kUseNewMediaCache;
 MEDIA_EXPORT extern const base::Feature kVideoColorManagement;
 MEDIA_EXPORT extern const base::Feature kVideoBlitColorAccuracy;
 MEDIA_EXPORT extern const base::Feature kExternalClearKeyForTesting;
 MEDIA_EXPORT extern const base::Feature kBackgroundVideoTrackOptimization;
+MEDIA_EXPORT extern const base::Feature kReduceMSEBuffersOnMemoryPressure;

[DaleCurtis, 2017/01/26 23:07:36]

How about kMemoryPressureBasedSourceBufferGC? The variable names then become
enable_instant_source_buffer_gc or is_source_buffer_gc_deferred (default true).

[servolk, 2017/01/27 00:52:13]

Done.

 
 #if defined(OS_ANDROID)
 MEDIA_EXPORT extern const base::Feature kAndroidMediaPlayerRenderer;
 MEDIA_EXPORT extern const base::Feature kVideoFullscreenOrientationLock;
 #endif  // defined(OS_ANDROID)
 }  // namespace media
 
 #endif  // MEDIA_BASE_MEDIA_SWITCHES_H_