chromium/third_party/webrtc/video/video_receive_stream2.h

/*
 *  Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef VIDEO_VIDEO_RECEIVE_STREAM2_H_
#define VIDEO_VIDEO_RECEIVE_STREAM2_H_

#include <map>
#include <memory>
#include <string>
#include <vector>

#include "absl/types/optional.h"
#include "api/environment/environment.h"
#include "api/sequence_checker.h"
#include "api/task_queue/pending_task_safety_flag.h"
#include "api/task_queue/task_queue_base.h"
#include "api/units/time_delta.h"
#include "api/units/timestamp.h"
#include "api/video/recordable_encoded_frame.h"
#include "call/call.h"
#include "call/rtp_packet_sink_interface.h"
#include "call/syncable.h"
#include "call/video_receive_stream.h"
#include "modules/rtp_rtcp/source/source_tracker.h"
#include "modules/video_coding/nack_requester.h"
#include "modules/video_coding/video_receiver2.h"
#include "rtc_base/system/no_unique_address.h"
#include "rtc_base/thread_annotations.h"
#include "video/receive_statistics_proxy.h"
#include "video/rtp_streams_synchronizer2.h"
#include "video/rtp_video_stream_receiver2.h"
#include "video/transport_adapter.h"
#include "video/video_stream_buffer_controller.h"
#include "video/video_stream_decoder2.h"

namespace webrtc {

class RtpStreamReceiverInterface;
class RtpStreamReceiverControllerInterface;
class RtxReceiveStream;
class VCMTiming;

constexpr TimeDelta kMaxWaitForKeyFrame = …;
constexpr TimeDelta kMaxWaitForFrame = …;

namespace internal {

class CallStats;

// Utility struct for grabbing metadata from a VideoFrame and processing it
// asynchronously without needing the actual frame data.
// Additionally the caller can bundle information from the current clock
// when the metadata is captured, for accurate reporting and not needing
// multiple calls to clock->Now().
struct VideoFrameMetaData { … };

class VideoReceiveStream2
    : public webrtc::VideoReceiveStreamInterface,
      public rtc::VideoSinkInterface<VideoFrame>,
      public RtpVideoStreamReceiver2::OnCompleteFrameCallback,
      public Syncable,
      public CallStatsObserver,
      public FrameSchedulingReceiver { … };

}  // namespace internal
}  // namespace webrtc

#endif  // VIDEO_VIDEO_RECEIVE_STREAM2_H_