chromecast/media/cma/pipeline/frame_status_cb_impl.cc

   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 #include "chromecast/media/cma/pipeline/frame_status_cb_impl.h"
   6
   7 #include "base/bind.h"
   8 #include "base/location.h"
   9 #include "base/single_thread_task_runner.h"
  10 #include "base/thread_task_runner_handle.h"
  11
  12 namespace chromecast {
  13 namespace media {
  14
  15 FrameStatusCBImpl::FrameStatusCBImpl(const CallbackType& cb)
  16     : cb_(cb), task_runner_(base::ThreadTaskRunnerHandle::Get()) {}
  17
  18 FrameStatusCBImpl::~FrameStatusCBImpl() {}
  19
  20 void FrameStatusCBImpl::Run(MediaComponentDevice::FrameStatus status) {
  21   if (task_runner_->BelongsToCurrentThread()) {
  22     if (!cb_.is_null())
  23       cb_.Run(status);
  24   } else {
  25     task_runner_->PostTask(FROM_HERE, base::Bind(cb_, status));
  26   }
  27 }
  28
  29 }  // namespace media
  30 }  // namespace chromecast