using JT808.Protocol.Formatters; using JT808.Protocol.Interfaces; using JT808.Protocol.MessageBody; using JT808.Protocol.MessagePack; using System.Collections.Generic; using System.Text.Json; namespace JT808.Protocol.Extensions.JT1078.MessageBody { /// /// 视频相关报警屏蔽字 /// 0x8103_0x007A /// public class JT808_0x8103_0x007A : JT808_0x8103_BodyBase, IJT808MessagePackFormatter, IJT808Analyze { public override uint ParamId { get; set; } = 0x007A; /// /// 数据 长度 /// public override byte ParamLength { get; set; } = 4; /// /// 视频相关屏蔽报警字 /// public uint AlarmShielding { get; set; } public void Analyze(ref JT808MessagePackReader reader, Utf8JsonWriter writer, IJT808Config config) { JT808_0x8103_0x007A value = new JT808_0x8103_0x007A(); value.ParamId = reader.ReadUInt32(); writer.WriteNumber($"[{value.ParamId.ReadNumber()}]参数 ID", value.ParamId); value.ParamLength = reader.ReadByte(); writer.WriteNumber($"[{value.ParamLength.ReadNumber()}]数据长度", value.ParamLength); value.AlarmShielding = reader.ReadUInt32(); writer.WriteString($"[{value.AlarmShielding.ReadNumber()}]视频相关屏蔽报警字", AlarmShieldingDisplay(value.AlarmShielding)); string AlarmShieldingDisplay(uint AlarmShielding) { switch (AlarmShielding) { case 0x14: return "视频相关报警"; case 0x15: return "视频信号丢失报警状态"; case 0x16: return "视频信号遮挡报警状态"; case 0x17: return "存储器故障报警状态"; case 0x18: return "异常驾驶行为详细描述"; default: break; } return "未知"; } } public JT808_0x8103_0x007A Deserialize(ref JT808MessagePackReader reader, IJT808Config config) { JT808_0x8103_0x007A jT808_0x8103_0x007A = new JT808_0x8103_0x007A(); jT808_0x8103_0x007A.ParamId = reader.ReadUInt32(); jT808_0x8103_0x007A.ParamLength = reader.ReadByte(); jT808_0x8103_0x007A.AlarmShielding = reader.ReadUInt32(); return jT808_0x8103_0x007A; } public void Serialize(ref JT808MessagePackWriter writer, JT808_0x8103_0x007A value, IJT808Config config) { writer.WriteUInt32(value.ParamId); writer.WriteByte(value.ParamLength); writer.WriteUInt32(value.AlarmShielding); } } }