chromium/third_party/blink/renderer/platform/peerconnection/vsync_provider.h

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_PEERCONNECTION_VSYNC_PROVIDER_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_PEERCONNECTION_VSYNC_PROVIDER_H_

#include "base/functional/callback_forward.h"
#include "base/memory/weak_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "base/time/time.h"
#include "third_party/blink/renderer/platform/graphics/video_frame_sink_bundle.h"
#include "third_party/blink/renderer/platform/platform_export.h"
#include "third_party/webrtc_overrides/metronome_source.h"

namespace blink {

// Interface for a class that can request begin frame callbacks, and request a
// callback to be called when the tab visibility changes.
class PLATFORM_EXPORT VSyncProvider { … };

// Concrete implementation that connects to the VideoFrameSinkBundle
// corresponding to the task runner provided in the constructor.
class PLATFORM_EXPORT VSyncProviderImpl : public VSyncProvider { … };

}  // namespace blink
#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_PEERCONNECTION_VSYNC_PROVIDER_H_