[feat] receive and parse congestion control feedback supported

src/rtcp/rtcp_packet/rtcp_packet_info.h

@@ -0,0 +1,33 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2025-01-13
+ * Copyright (c) 2025 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _PACKET_INFO_H_
+#define _PACKET_INFO_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include <memory>
+#include <optional>
+#include <vector>
+
+#include "congestion_control_feedback.h"
+
+struct RtcpPacketInfo {
+  uint32_t packet_type_flags = 0;  // RTCPPacketTypeFlags bit field.
+
+  uint32_t remote_ssrc = 0;
+  std::vector<uint16_t> nack_sequence_numbers;
+  // std::vector<ReportBlockData> report_block_datas;
+  std::optional<int64_t> rtt;
+  uint32_t receiver_estimated_max_bitrate_bps = 0;
+  std::optional<CongestionControlFeedback> congestion_control_feedback;
+  // std::optional<VideoBitrateAllocation> target_bitrate_allocation;
+  // std::optional<NetworkStateEstimate> network_state_estimate;
+  // std::unique_ptr<rtcp::LossNotification> loss_notification;
+};
+
+#endif