media/cast/test/utility/standalone_cast_environment.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MEDIA_CAST_TEST_UTILITY_STANDALONE_CAST_ENVIRONMENT_H_
   6 #define MEDIA_CAST_TEST_UTILITY_STANDALONE_CAST_ENVIRONMENT_H_
   7
   8 #include "base/threading/thread.h"
   9 #include "base/threading/thread_checker.h"
  10 #include "media/cast/cast_environment.h"
  11
  12 namespace media {
  13 namespace cast {
  14
  15 // A complete CastEnvironment where all task runners are spurned from
  16 // internally-owned threads.  Uses base::DefaultTickClock as a clock.
  17 //
  18 // A user of StandaloneCastEnvironment *must* call Shutdown() on the same thread
  19 // that constructed the instance before the ref-count reaches zero.
  20 // http://crbug.com/396480
  21 class StandaloneCastEnvironment : public CastEnvironment,
  22                                   public base::ThreadChecker {
  23  public:
  24   StandaloneCastEnvironment();
  25
  26   // Stops all threads backing the task runners, blocking the caller until
  27   // complete.
  28   void Shutdown();
  29
  30  protected:
  31   ~StandaloneCastEnvironment() override;
  32
  33   base::Thread main_thread_;
  34   base::Thread audio_thread_;
  35   base::Thread video_thread_;
  36
  37   DISALLOW_COPY_AND_ASSIGN(StandaloneCastEnvironment);
  38 };
  39
  40 }  // namespace cast
  41 }  // namespace media
  42
  43 #endif  // MEDIA_CAST_TEST_UTILITY_STANDALONE_CAST_ENVIRONMENT_H_