{
    "FFmpegRtspServer": {
        "UseHistoryVideo": false,
        "ARRtspPort": 8554,
        "DrawBufferCount-comment": "等待绘制帧的缓存帧数",
        "DrawBufferCount": 100,
        "EncodeBufferCount-comment": "等待编码的缓存帧数",
        "EncodeBufferCount": 100,
        "SendBufferCount-comment": "等待发送的缓存帧数",
        "SendBufferCount": 100,
        "EncoderH264CRF-comment": "设置编码h264时的crf参数，值越大，码率越小，合适值为18~28，有效值为0~51",
        "EncoderH264CRF": "28",
        "smartshipevent_start": true,
        "filter-wurenji": {
            "descripe": "针对无人机的通用配置， 如果没有在 ItemList 中配置，则使用此配置",
            "ffmpeg":{
                "encoder_thread_count": 0,
                "encoder_framerate": 0
            },
            "analyzer":{
                "target_score-comment": "小于此值的目标才显示",
                "target_score": 0.0,
                "track_count_min-comment": "小于此值的目标不显示",
                "track_count_min": 5,
                "track_interval-comment": "跟踪间隔在于此值，则不绘制此目标，视发送的图片检测间隔调整，单位毫秒",
                "track_interval": 1000,
                "shiplabel_checkscore-comment": "船牌检测分数",
                "shiplabel_checkscore": 0.6,
                "shiplabel_score-comment": "船牌识别分数",
                "shiplabel_score": 0.0,
                "shiplabel_charcount-comment": "船牌字符个数",
                "shiplabel_charcount": 2,
                "shiplabel_min_size-comment": "船牌最小尺寸（像素）",
                "shiplabel_min_size": [150, 30],
                "takephoto_target_min_size-comment": "当目标size 大于此值时才认为是在重点关注的目标",
                "takephoto_target_min_size": [800, 500]
            }
        }
    },
    "all_ar-comment": "为所有相机加上 AR",
    "all_ar": false,
    "all_hls-comment": "为所有相机加上 AR",
    "all_hls": false,
    "ItemList-comment": "为个别相机做属性定制",
    "ItemList": [
        {
            "enable": true,
            "need_change_camera-comment": "是否需要切换相机， 允许切换相机，则 session 可为空， 必须写上 output_path 值",
            "enable_debug": false,
            "change_camera_list": ["391", "392"],
            "change_camera_interval-comment": "uint: second",
            "change_camera_interval": 30,
            "need_change_camera": false,
            "virtual_camera": false,
            "stay_play": true,
            "session": "391",
            "enable_no_frame-comment": "在没有视频帧输入时，是否出流",
            "enable_no_frame": true,
            "input_path-comment": "输入路径, 为空使用 session 实时流",
            "input_path": "",
            "output_type-comment": "输出类型 rtspserver, rtmppushstream",
            "output_type": "rtspserver",
            "output_path-comment": "输出地址， 为空时使用 ${session} 为输出地址， 不允许 session 与 output_path 同时为空",
            "output_path-comment1": "rtmp://localhost:1935/hls/track1",
            "output_path-comment2": "输出 rtsp 类型只需要写子路径, eg: track1",
            "output_path": "391",
            "enable_filter": true,
            "filter_name-comment": "wurenji, shotmode, checkpoint",
            "filter_name": "checkpoint",
            "ffmpeg":{
                "encoder_thread_count": 0,
                "encoder_framerate": 0
            },
            "analyzer":{
                "target_score-comment": "小于此值的目标才显示",
                "target_score": 0.0,
                "track_count_min-comment": "小于此值的目标不显示",
                "track_count_min": 5,
                "track_interval-comment": "跟踪间隔在于此值，则不绘制此目标，视发送的图片检测间隔调整，单位毫秒",
                "track_interval": 1000,
                "shiplabel_checkscore-comment": "船牌检测分数",
                "shiplabel_checkscore": 0.6,
                "shiplabel_score-comment": "船牌识别分数",
                "shiplabel_score": 0.0,
                "shiplabel_charcount-comment": "船牌字符个数",
                "shiplabel_charcount": 2
            }
        }
    ]
}