tian
29d9ef5d0d
仓库结构: edge/ 设备端（原根目录设备端代码整体移入） control/ 管理端（清理后） docs/ 文档（PRD 移入 design/） README.md 根导航（新增） 清理: - control/.brainstorm 临时草稿删除 - control 根级重复文档(API表/PRD_04)并入 docs/design/ - control/plan.md -> docs/implementation/control-plan.md - control/safesightd-linux-arm64 二进制取消版本控制(.gitignore) - edge/transform 模型转换产物归入 models/，onnx/pt 大源文件取消跟踪(.gitignore) - Readme.md(PRD) -> docs/design/PRD_Product_v1.2.md（避开 README 大小写冲突） 更新: - 根 README.md 导航、docs/README.md 文档索引 - deployment.md/检查表路径加 edge/ 前缀 - .gitignore 重写（edge/control 分区规则）
59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
package httpapi
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import (
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"encoding/json"
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"net/http"
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"strconv"
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)
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type previewChannel struct {
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Name string `json:"name"`
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HlsURL string `json:"hls_url,omitempty"`
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}
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// handlePreviewChannels returns available video preview channels.
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// GET /v1/preview/channels
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func (s *Server) handlePreviewChannels(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet {
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errorJSON(w, http.StatusMethodNotAllowed, "method not allowed")
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return
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}
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if !s.authorize(r, false) {
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errorJSON(w, http.StatusUnauthorized, "unauthorized")
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return
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}
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channels := s.discoverChannels(r)
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if channels == nil {
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channels = make([]previewChannel, 0)
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}
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writeJSON(w, http.StatusOK, map[string]any{"channels": channels})
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}
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func (s *Server) discoverChannels(r *http.Request) []previewChannel {
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if s.ms == nil {
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return nil
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}
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_, body, err := s.ms.GetGraphs(r.Context())
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if err != nil {
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return nil
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}
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var graphs []struct {
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Name string `json:"name"`
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}
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if err := json.Unmarshal(body, &graphs); err != nil {
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return nil
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}
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baseURL := "http://" + s.hostname + ":" + strconv.Itoa(s.mediaPort)
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var channels []previewChannel
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for _, g := range graphs {
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channels = append(channels, previewChannel{
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Name: g.Name,
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HlsURL: baseURL + "/hls/" + g.Name + "/index.m3u8",
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})
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}
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return channels
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}
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