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// Copyright 2015 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.
#include "chromecast/browser/media/cma_media_pipeline_client.h"
#include "chromecast/public/cast_media_shlib.h"
namespace chromecast {
namespace media {
CmaMediaPipelineClient::CmaMediaPipelineClient() : media_pipeline_count_(0) {
thread_checker_.DetachFromThread();
}
CmaMediaPipelineClient::~CmaMediaPipelineClient() {}
scoped_ptr<MediaPipelineBackend>
CmaMediaPipelineClient::CreateMediaPipelineBackend(
const media::MediaPipelineDeviceParams& params) {
return make_scoped_ptr(CastMediaShlib::CreateMediaPipelineBackend(params));
}
void CmaMediaPipelineClient::OnMediaPipelineBackendCreated() {
DCHECK(thread_checker_.CalledOnValidThread());
media_pipeline_count_++;
if (media_pipeline_count_ == 1)
NotifyResourceAcquired();
}
void CmaMediaPipelineClient::OnMediaPipelineBackendDestroyed() {
DCHECK(thread_checker_.CalledOnValidThread());
media_pipeline_count_--;
if (media_pipeline_count_ == 0)
NotifyResourceReleased(CastResource::kResourceNone);
}
void CmaMediaPipelineClient::ReleaseResource(CastResource::Resource resource) {
CastResource::Resource audio_video_resource =
static_cast<CastResource::Resource>(CastResource::kResourceAudio |
CastResource::kResourceScreenPrimary);
// TODO(yucliu): media pipeline need to stop audio video seperately
if (!(resource & audio_video_resource))
NotifyResourceReleased(audio_video_resource);
}
} // namespace media
} // namespace chromecast
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