Functions — github.com/2234839/ai-nvr

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Functions788 in github.com/2234839/ai-nvr

⨍ Functions 788◇ Types & classes 243

↓ 3 callersMethodgetLatestFrameWithTimestamp

(cameraId: string)

src/ai/patrol.ts:20

↓ 3 callersMethodgetRecord

获取包含内部字段的完整记录（含 dhash）

src/storage/tracks.ts:293

↓ 3 callersFunctiongetToken

()

web/src/services/auth.ts:7

↓ 3 callersMethodgotoHomePosition

()

src/ptz/index.ts:74

↓ 3 callersMethodinsert

插入事件

src/storage/events.ts:68

↓ 3 callersMethodinvalidateCache

使缓存失效

src/storage/cross-lines.ts:115

↓ 3 callersMethodinvalidateCache

使缓存失效（ROI 增删改时调用）

src/storage/roi.ts:131

↓ 3 callersFunctionisPrivateIpv6

检查 IPv6 地址是否为私有/保留范围

src/utils/ssrf.ts:4

↓ 3 callersMethodlistAll

获取所有 ROI

src/storage/roi.ts:57

↓ 3 callersMethodlistObservers

列出所有观测器

src/observer/storage.ts:188

↓ 3 callersMethodlogin

登录获取 stok

src/ptz/tplink-ptz.ts:167

↓ 3 callersMethodmapRow

(row: Record<string, unknown>)

src/storage/preferences.ts:100

↓ 3 callersFunctionpushEntry

(level: "log" | "warn" | "error", args: unknown[])

src/log-buffer.ts:65

↓ 3 callersMethodrecordRemove

记录文件删除

src/storage/disk-usage.ts:105

↓ 3 callersMethodrefreshAndStartTimers

刷新规则缓存并重建定时器

src/observer/scheduler.ts:84

↓ 3 callersMethodregisterCameraName

注册摄像头名称（水印用）

src/storage/recorder.ts:95

↓ 3 callersMethodrelativeMove

(delta: { x?: number; y?: number; zoom?: number })

src/ptz/index.ts:72

↓ 3 callersMethodreloadRules

()

src/observer/scheduler.ts:66

↓ 3 callersFunctionresizeToDataUrl

(img: Buffer, imageWidth: number, quality = 80)

src/ai/image-utils.ts:9

↓ 3 callersMethodrunCleanup

执行一次全量清理（磁盘感知）

src/storage/cleaner.ts:87

↓ 3 callersFunctionsafeResolve

(value: Buffer | null)

src/observer/clip-extractor.ts:94

↓ 3 callersMethodsaveNow

立即保存到磁盘（异步，不阻塞调用方）

src/storage/tracks.ts:953

↓ 3 callersFunctionscheduleFlush

防抖批量写入后端

web/src/composables/usePreferences.ts:38

↓ 3 callersFunctionsetCustomCandidates

(candidates: Record<string, string[]>)

src/ai/clip-service.ts:241

↓ 3 callersMethodsetCustomName

设置自定义名称

src/storage/tracks.ts:234

↓ 3 callersMethodsetRecorder

(rec: { getContextFrames(cameraId: string, now: number, intervalMs: number, maxFrames?: number): Array<{ data:

src/ai/patrol.ts:83

↓ 3 callersMethodsetState

(state: ConnectionState)

web/src/services/events.ts:102

↓ 3 callersMethodsetValue

* 设置信号值，返回变更信息（无变化返回 null）

src/signal/store.ts:214

↓ 3 callersMethodstartRecordingInternal

* 启动录像：从 fMP4 预缓冲数据创建文件写入器

src/storage/recorder.ts:468

↓ 3 callersMethodstopCamera

停止单个摄像头

src/camera/manager.ts:242

↓ 3 callersMethodupdate

更新 ROI

src/storage/roi.ts:80

↓ 3 callersMethodwriteFile

* 写入文件并记录增量 + 注册索引 * @param relativePath 相对于 dataRoot 的路径，如 "recordings/cam1/2024-01-01.mp4" * @param data 文件内容 * @param indexMeta 可选的索引元数据（c

src/storage/storage-fs.ts:36

↓ 2 callersMethodanalyzeScene

执行多模态分析

src/ai/multimodal-analyzer.ts:241

↓ 2 callersMethodappendSegment

追加写入一个 media segment（moof + mdat）

src/storage/fmp4-writer.ts:99

↓ 2 callersFunctionauthFetch

(input: string | URL, init?: RequestInit)

web/src/services/auth.ts:48

↓ 2 callersFunctionauthWsUrl

(path: string)

web/src/services/auth.ts:65

↓ 2 callersFunctionbackendWsUrl

(path: string)

web/src/services/backend.ts:31

↓ 2 callersMethodbatchFindSnapshotPaths

批量查找快照路径

src/storage/snapshots.ts:229

↓ 2 callersMethodcalcSnapshotScore

计算快照质量分数：score × box面积占比（越大越清晰）

src/storage/tracks.ts:939

↓ 2 callersMethodcleanup

* 清理超期目标 * 已命名目标保留期延长 3 倍（用户手动命名的目标价值更高）

src/storage/tracks.ts:445

↓ 2 callersMethodcleanupModeSubscriptions

清理所有模式订阅

src/storage/recorder.ts:206

↓ 2 callersMethodclearCaches

清除缓存

src/observer/result-processor.ts:224

↓ 2 callersMethodclipEmbeddingDistance

* 计算两个 CLIP embedding 的余弦距离（1 - cosine_similarity） * 向量已 L2 归一化，余弦距离 = 1 - 点积

src/storage/tracks.ts:773

↓ 2 callersMethodcolorHistDistance

* 计算两个颜色直方图的卡方距离 * 返回 0-1 之间的归一化距离（0=完全相同，1=完全不同）

src/storage/tracks.ts:587

↓ 2 callersMethodcomputeBestDistance

* 计算两个目标之间的最优距离（主指纹 + 备选指纹取最小值） * 每个目标最多 3 个指纹（1 主 + 2 备选），取所有组合中的最小距离 * 优先使用 CLIP embedding（高精度语义匹配），否则回退到传统特征

src/storage/tracks.ts:735

↓ 2 callersFunctionconnect

()

web/src/composables/useFmp4Stream.ts:236

↓ 2 callersMethodconnect

连接（登录获取 stok）

src/ptz/tplink-ptz.ts:79

↓ 2 callersFunctionconnectWs

(url: string)

web/src/composables/useFmp4Stream.ts:270

↓ 2 callersFunctioncorsify

为 Response 添加 CORS 头

src/api/index.ts:132

↓ 2 callersMethodcropToRoi

(frame: Buffer, roiId: number)

src/observer/frame-prep.ts:126

↓ 2 callersMethoddeleteByTrackId

删除指定目标的所有轨迹

src/storage/track-trajectory.ts:168

↓ 2 callersFunctiondetect

执行目标检测推理

src/ai/detect-worker.ts:117

↓ 2 callersFunctiondisconnect

断开连接

web/src/composables/useFmp4Stream.ts:690

↓ 2 callersMethoddispatch

(event: string, payload: unknown)

web/src/services/events.ts:231

↓ 2 callersFunctiondownloadWithResume

* 支持 HTTP 断点续传和重试的下载 * 使用 Range header 从上次中断位置继续

src/ai/model-downloader.ts:55

↓ 2 callersFunctiondrainPending

从 pendingQueue 取出段追加（优先低延迟：单段立即追加）

web/src/composables/useFmp4Stream.ts:589

↓ 2 callersFunctionensureModelCached

( modelId: string, cacheDir: string, endpoint?: string, )

src/ai/model-downloader.ts:14

↓ 2 callersMethodevictOldest

淘汰最旧的一个 segment

src/storage/fmp4-ring-buffer.ts:142

↓ 2 callersMethodextractDominantColor

* 从 HSV 颜色直方图中提取主色调名称 * 找出像素占比最大的色相区间

src/storage/tracks.ts:804

↓ 2 callersMethodextractSampleCount

从 moof 的 trun 中提取 sample_count

src/camera/h264-fmp4-muxer.ts:538

↓ 2 callersMethodfeed

(data: Buffer, eventBus: EventBus, cameraId: string)

src/camera/h264-fmp4-muxer.ts:122

↓ 2 callersMethodfindSubBox

在 sample entry payload 中搜索子 box

src/camera/h264-fmp4-muxer.ts:390

↓ 2 callersFunctionformatClock

()

web/src/composables/useClock.ts:6

↓ 2 callersMethodformatSec

格式化秒数为可读时间 (HH:MM:SS)

src/storage/export.ts:176

↓ 2 callersMethodformatSrtTime

格式化秒数为 SRT 时间格式 (HH:MM:SS,mmm)

src/storage/export.ts:166

↓ 2 callersMethodgetAnomalyScore

* 计算事件异常评分（单次 SQL 查询，7 个时间窗口合并） * 比较当前窗口的事件数与过去 N 个同窗口的历史平均 * 返回 0-1 的异常分数（越高越异常）

src/storage/events.ts:380

↓ 2 callersFunctiongetBackendUrl

()

web/src/services/backend.ts:8

↓ 2 callersMethodgetConfig

()

src/ai/event-summarizer.ts:83

↓ 2 callersMethodgetDiskPressure

获取磁盘压力等级

src/storage/cleaner.ts:64

↓ 2 callersMethodgetExportPath

获取导出文件路径（供下载服务使用）

src/storage/export.ts:185

↓ 2 callersMethodgetInfo

获取完整磁盘信息（纯缓存读取，零 I/O）

src/storage/disk-usage.ts:73

↓ 2 callersMethodgetOrCreateAsync

* 异步获取缩略图路径（如果不存在则生成）

src/storage/thumbnails.ts:28

↓ 2 callersFunctiongetOrEncodeInit

(cameraId: string, codec: string, audioCodec: string, data: Buffer)

src/api/index.ts:264

↓ 2 callersMethodgetPresets

获取预置位列表（仅 ONVIF 驱动支持）

src/ptz/index.ts:285

↓ 2 callersFunctiongetRecFsRoot

()

src/api/index.ts:185

↓ 2 callersMethodgetStatus

()

src/ptz/index.ts:73

↓ 2 callersMethodgetTrajectory

* 查询指定目标的轨迹 * @param trackId 目标 ID * @param since 起始时间（ms），默认最近 5 分钟 * @param limit 最大点数，默认 200

src/storage/track-trajectory.ts:108

↓ 2 callersMethodgotoPreset

跳转到预置位（仅 ONVIF 驱动支持）

src/ptz/index.ts:292

↓ 2 callersFunctiongracefulShutdown

优雅关闭函数

src/index.ts:340

↓ 2 callersMethodhandleBox

处理一个完整 box

src/camera/h264-fmp4-muxer.ts:217

↓ 2 callersMethodinit

异步初始化

src/storage/tracks.ts:88

↓ 2 callersMethodisInSchedule

检查当前时间是否在观测器配置的启用时段内

src/observer/scheduler.ts:175

↓ 2 callersFunctionisPrivateIp

(ip: string)

src/utils/ssrf.ts:54

↓ 2 callersMethodkillProcess

()

src/camera/h264-fmp4-muxer.ts:901

↓ 2 callersMethodkillProcess

()

src/camera/jpeg-extractor.ts:311

↓ 2 callersMethodlbpDistance

* 计算两个 LBP 直方图的卡方距离 * 返回 0-1 归一化距离

src/storage/tracks.ts:686

↓ 2 callersMethodlist

获取某个摄像头的所有 ROI

src/storage/roi.ts:50

↓ 2 callersMethodlistSignals

列出所有信号

src/signal/store.ts:152

↓ 2 callersMethodloadModel

启动 Worker 并加载模型

src/ai/clip-service.ts:288

↓ 2 callersFunctionopen

(ws)

src/api/index.ts:2801

↓ 2 callersMethodpatchFromJSON

从 JSON body 更新设置（API 边界安全入口）

src/runtime-config.ts:340

↓ 2 callersMethodpatrol

执行一轮巡逻

src/ai/patrol.ts:139

↓ 2 callersFunctionpauseWs

仅关闭 WebSocket 连接，保留 MSE 管道（用于 visibility 切换场景）

web/src/composables/useFmp4Stream.ts:754

↓ 2 callersMethodpersist

持久化单目录到 SQLite

src/storage/disk-usage.ts:151

↓ 2 callersFunctionprepareImage

从 JPEG/PNG buffer 创建 RawImage（支持可选裁剪）

src/ai/clip-worker.ts:87

↓ 2 callersMethodpurgeOldRecordings

清理过期录像

src/storage/recorder.ts:693

↓ 2 callersFunctionqueueAppend

(data: BufferSource)

web/src/composables/useFmp4Stream.ts:483

↓ 2 callersMethodrebuildConfigMap

从 cameraConfigs 数组重建 Map

src/camera/manager.ts:48

↓ 2 callersMethodrecordAdd

记录文件新增

src/storage/disk-usage.ts:92

↓ 2 callersMethodrefreshDiskSpace

后台异步刷新磁盘空间缓存

src/storage/disk-usage.ts:126

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