packet.h - mozsearch

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/*

 *  Copyright (c) 2011 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 MODULES_VIDEO_CODING_DEPRECATED_PACKET_H_

#define MODULES_VIDEO_CODING_DEPRECATED_PACKET_H_

#include <stddef.h>

#include <stdint.h>

#include <optional>

#include "api/rtp_headers.h"

#include "api/rtp_packet_info.h"

#include "api/units/timestamp.h"

#include "api/video/video_frame_type.h"

#include "modules/rtp_rtcp/source/rtp_generic_frame_descriptor.h"

#include "modules/rtp_rtcp/source/rtp_video_header.h"

namespace webrtc {

// Used to indicate if a received packet contain a complete NALU (or equivalent)

enum VCMNaluCompleteness {

  kNaluUnset = 0,     // Packet has not been filled.

  kNaluComplete = 1,  // Packet can be decoded as is.

  kNaluStart,         // Packet contain beginning of NALU

  kNaluIncomplete,    // Packet is not beginning or end of NALU

  kNaluEnd,           // Packet is the end of a NALU

};

class VCMPacket {

 public:

  VCMPacket();

  VCMPacket(const uint8_t* ptr,

            size_t size,

            const RTPHeader& rtp_header,

            const RTPVideoHeader& video_header,

            int64_t ntp_time_ms,

            Timestamp receive_time);

  ~VCMPacket();

  VideoCodecType codec() const { return video_header.codec; }

  int width() const { return video_header.width; }

  int height() const { return video_header.height; }

  bool is_first_packet_in_frame() const {

    return video_header.is_first_packet_in_frame;

  bool is_last_packet_in_frame() const {

    return video_header.is_last_packet_in_frame;

  uint8_t payloadType;

  uint32_t timestamp;

  // NTP time of the capture time in local timebase in milliseconds.

  int64_t ntp_time_ms_;

  uint16_t seqNum;

  const uint8_t* dataPtr;

  size_t sizeBytes;

  bool markerBit;

  int timesNacked;

  VCMNaluCompleteness completeNALU;  // Default is kNaluIncomplete.

  bool insertStartCode;  // True if a start code should be inserted before this

                         // packet.

  RTPVideoHeader video_header;

  std::optional<RtpGenericFrameDescriptor> generic_descriptor;

  RtpPacketInfo packet_info;

};

}  // namespace webrtc

#endif  // MODULES_VIDEO_CODING_DEPRECATED_PACKET_H_