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/*
* Copyright (c) 2018 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 CALL_RTP_PAYLOAD_PARAMS_H_
#define CALL_RTP_PAYLOAD_PARAMS_H_
#include <map>
#include <vector>
#include "api/video_codecs/video_encoder.h"
#include "call/rtp_config.h"
#include "common_types.h" // NOLINT(build/include)
#include "modules/rtp_rtcp/source/rtp_generic_frame_descriptor.h"
#include "modules/rtp_rtcp/source/rtp_video_header.h"
namespace webrtc {
class RTPFragmentationHeader;
class RtpRtcp;
// State for setting picture id and tl0 pic idx, for VP8 and VP9
// TODO(nisse): Make these properties not codec specific.
class RtpPayloadParams final {
public:
RtpPayloadParams(const uint32_t ssrc, const RtpPayloadState* state);
RtpPayloadParams(const RtpPayloadParams& other);
~RtpPayloadParams();
RTPVideoHeader GetRtpVideoHeader(const EncodedImage& image,
const CodecSpecificInfo* codec_specific_info,
int64_t shared_frame_id);
uint32_t ssrc() const;
RtpPayloadState state() const;
private:
void SetCodecSpecific(RTPVideoHeader* rtp_video_header,
bool first_frame_in_picture);
void SetGeneric(int64_t frame_id,
bool is_keyframe,
RTPVideoHeader* rtp_video_header);
void Vp8ToGeneric(int64_t shared_frame_id,
bool is_keyframe,
RTPVideoHeader* rtp_video_header);
// Holds the last shared frame id for a given (spatial, temporal) layer.
std::array<std::array<int64_t, RtpGenericFrameDescriptor::kMaxTemporalLayers>,
RtpGenericFrameDescriptor::kMaxSpatialLayers>
last_shared_frame_id_;
const uint32_t ssrc_;
RtpPayloadState state_;
const bool generic_picture_id_experiment_;
const bool generic_descriptor_experiment_;
};
} // namespace webrtc
#endif // CALL_RTP_PAYLOAD_PARAMS_H_