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// Copyright 2014 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 "media/ozone/media_ozone_platform.h"
#include "base/logging.h"
#include "base/trace_event/trace_event.h"
#include "ui/ozone/platform_object.h"
#include "ui/ozone/platform_selection.h"
namespace media {
namespace {
class MediaOzonePlatformStub : public MediaOzonePlatform {
public:
MediaOzonePlatformStub() {}
~MediaOzonePlatformStub() override {}
private:
DISALLOW_COPY_AND_ASSIGN(MediaOzonePlatformStub);
};
} // namespace
// The following statics are just convenient stubs, declared by the
// generate_constructor_list.py script. They should be removed once the
// internal Ozone platforms decide to actually implement their media specifics.
MediaOzonePlatform* CreateMediaOzonePlatformCaca() {
return new MediaOzonePlatformStub;
}
MediaOzonePlatform* CreateMediaOzonePlatformCast() {
return new MediaOzonePlatformStub;
}
MediaOzonePlatform* CreateMediaOzonePlatformDri() {
return new MediaOzonePlatformStub;
}
MediaOzonePlatform* CreateMediaOzonePlatformDrm() {
return new MediaOzonePlatformStub;
}
MediaOzonePlatform* CreateMediaOzonePlatformEgltest() {
return new MediaOzonePlatformStub;
}
MediaOzonePlatform* CreateMediaOzonePlatformGbm() {
return new MediaOzonePlatformStub;
}
MediaOzonePlatform* CreateMediaOzonePlatformTest() {
return new MediaOzonePlatformStub;
}
MediaOzonePlatform::MediaOzonePlatform() {
CHECK(!instance_) << "There should only be a single MediaOzonePlatform.";
instance_ = this;
}
MediaOzonePlatform::~MediaOzonePlatform() {
CHECK_EQ(instance_, this);
instance_ = NULL;
}
// static
MediaOzonePlatform* MediaOzonePlatform::GetInstance() {
if (!instance_)
CreateInstance();
return instance_;
}
VideoDecodeAccelerator* MediaOzonePlatform::CreateVideoDecodeAccelerator(
const base::Callback<bool(void)>& make_context_current) {
NOTIMPLEMENTED();
return NULL;
}
// static
void MediaOzonePlatform::CreateInstance() {
if (instance_)
return;
TRACE_EVENT1("ozone",
"MediaOzonePlatform::Initialize",
"platform",
ui::GetOzonePlatformName());
scoped_ptr<MediaOzonePlatform> platform =
ui::PlatformObject<MediaOzonePlatform>::Create();
// TODO(spang): Currently need to leak this object.
CHECK_EQ(instance_, platform.release());
}
// static
MediaOzonePlatform* MediaOzonePlatform::instance_;
} // namespace media
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