chromecast/media/cma/base/simple_media_task_runner.h

   1 // Copyright 2015 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 CHROMECAST_MEDIA_CMA_BASE_SIMPLE_MEDIA_TASK_RUNNER_H_
   6 #define CHROMECAST_MEDIA_CMA_BASE_SIMPLE_MEDIA_TASK_RUNNER_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "chromecast/media/cma/base/media_task_runner.h"
  11
  12 namespace base {
  13 class SingleThreadTaskRunner;
  14 }  // namespace base
  15
  16 namespace chromecast {
  17 namespace media {
  18
  19 // This is a light version of task runner which post tasks immediately
  20 // by ignoring the timestamps once receiving the request.
  21 class SimpleMediaTaskRunner : public MediaTaskRunner {
  22  public:
  23   SimpleMediaTaskRunner(
  24       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
  25
  26   // MediaTaskRunner implementation.
  27   bool PostMediaTask(const tracked_objects::Location& from_here,
  28                      const base::Closure& task,
  29                      base::TimeDelta timestamp) override;
  30
  31  private:
  32   ~SimpleMediaTaskRunner() override;
  33
  34   scoped_refptr<base::SingleThreadTaskRunner> const task_runner_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(SimpleMediaTaskRunner);
  37 };
  38
  39 }  // namespace media
  40 }  // namespace chromecast
  41
  42 #endif  // CHROMECAST_MEDIA_CMA_BASE_SIMPLE_MEDIA_TASK_RUNNER_H_