chromium/third_party/webrtc/video/encoder_rtcp_feedback.cc

/*
 *  Copyright (c) 2012 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.
 */

#include "video/encoder_rtcp_feedback.h"

#include <algorithm>
#include <utility>

#include "absl/types/optional.h"
#include "api/environment/environment.h"
#include "api/video_codecs/video_encoder.h"
#include "rtc_base/checks.h"
#include "rtc_base/experiments/keyframe_interval_settings.h"
#include "system_wrappers/include/clock.h"

namespace webrtc {

namespace {
constexpr int kMinKeyframeSendIntervalMs = …;
}  // namespace

EncoderRtcpFeedback::EncoderRtcpFeedback(
    const Environment& env,
    bool per_layer_keyframes,
    const std::vector<uint32_t>& ssrcs,
    VideoStreamEncoderInterface* encoder,
    std::function<std::vector<RtpSequenceNumberMap::Info>(
        uint32_t ssrc,
        const std::vector<uint16_t>& seq_nums)> get_packet_infos)
    : … { … }

// Called via Call::DeliverRtcp.
void EncoderRtcpFeedback::OnReceivedIntraFrameRequest(uint32_t ssrc) { … }

void EncoderRtcpFeedback::OnReceivedLossNotification(
    uint32_t ssrc,
    uint16_t seq_num_of_last_decodable,
    uint16_t seq_num_of_last_received,
    bool decodability_flag) { … }

}  // namespace webrtc