commit b16147d271277744dac203f15975bb23f29a5332 Author: lijun Date: Sat Jan 11 22:34:36 2025 +0800 添加设备视频流获取基本功能-测试 diff --git a/.idea/.gitignore b/.idea/.gitignore new file mode 100644 index 0000000..13566b8 --- /dev/null +++ b/.idea/.gitignore @@ -0,0 +1,8 @@ +# Default ignored files +/shelf/ +/workspace.xml +# Editor-based HTTP Client requests +/httpRequests/ +# Datasource local storage ignored files +/dataSources/ +/dataSources.local.xml diff --git a/.idea/VideoStream.iml b/.idea/VideoStream.iml new file mode 100644 index 0000000..5e764c4 --- /dev/null +++ b/.idea/VideoStream.iml @@ -0,0 +1,9 @@ + + + + + + + + + \ No newline at end of file diff --git a/.idea/modules.xml b/.idea/modules.xml new file mode 100644 index 0000000..5976bf1 --- /dev/null +++ b/.idea/modules.xml @@ -0,0 +1,8 @@ + + + + + + + + \ No newline at end of file diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..e2d2d13 --- /dev/null +++ b/go.mod @@ -0,0 +1,41 @@ +module VideoStream + +go 1.21 + +require ( + github.com/gin-gonic/gin v1.10.0 + github.com/go-redis/redis/v8 v8.11.5 + github.com/robfig/cron/v3 v3.0.1 + gocv.io/x/gocv v0.39.0 +) + +require ( + github.com/bytedance/sonic v1.11.6 // indirect + github.com/bytedance/sonic/loader v0.1.1 // indirect + github.com/cespare/xxhash/v2 v2.1.2 // indirect + github.com/cloudwego/base64x v0.1.4 // indirect + github.com/cloudwego/iasm v0.2.0 // indirect + github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect + github.com/gabriel-vasile/mimetype v1.4.3 // indirect + github.com/gin-contrib/sse v0.1.0 // indirect + github.com/go-playground/locales v0.14.1 // indirect + github.com/go-playground/universal-translator v0.18.1 // indirect + github.com/go-playground/validator/v10 v10.20.0 // indirect + github.com/goccy/go-json v0.10.2 // indirect + github.com/json-iterator/go v1.1.12 // indirect + github.com/klauspost/cpuid/v2 v2.2.7 // indirect + github.com/leodido/go-urn v1.4.0 // indirect + github.com/mattn/go-isatty v0.0.20 // indirect + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/pelletier/go-toml/v2 v2.2.2 // indirect + github.com/twitchyliquid64/golang-asm v0.15.1 // indirect + github.com/ugorji/go/codec v1.2.12 // indirect + golang.org/x/arch v0.8.0 // indirect + golang.org/x/crypto v0.23.0 // indirect + golang.org/x/net v0.25.0 // indirect + golang.org/x/sys v0.20.0 // indirect + golang.org/x/text v0.15.0 // indirect + google.golang.org/protobuf v1.34.1 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..c4f9ad7 --- /dev/null +++ b/go.sum @@ -0,0 +1,111 @@ +github.com/bytedance/sonic v1.11.6 h1:oUp34TzMlL+OY1OUWxHqsdkgC/Zfc85zGqw9siXjrc0= +github.com/bytedance/sonic v1.11.6/go.mod h1:LysEHSvpvDySVdC2f87zGWf6CIKJcAvqab1ZaiQtds4= +github.com/bytedance/sonic/loader v0.1.1 h1:c+e5Pt1k/cy5wMveRDyk2X4B9hF4g7an8N3zCYjJFNM= +github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU= +github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE= +github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +github.com/cloudwego/base64x v0.1.4 h1:jwCgWpFanWmN8xoIUHa2rtzmkd5J2plF/dnLS6Xd/0Y= +github.com/cloudwego/base64x v0.1.4/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w= +github.com/cloudwego/iasm v0.2.0 h1:1KNIy1I1H9hNNFEEH3DVnI4UujN+1zjpuk6gwHLTssg= +github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/rVNCu3HqELle0jiPLLBs70cWOduZpkS1E78= +github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc= +github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4= +github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ= +github.com/gabriel-vasile/mimetype v1.4.3 h1:in2uUcidCuFcDKtdcBxlR0rJ1+fsokWf+uqxgUFjbI0= +github.com/gabriel-vasile/mimetype v1.4.3/go.mod h1:d8uq/6HKRL6CGdk+aubisF/M5GcPfT7nKyLpA0lbSSk= +github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE= +github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI= +github.com/gin-gonic/gin v1.10.0 h1:nTuyha1TYqgedzytsKYqna+DfLos46nTv2ygFy86HFU= +github.com/gin-gonic/gin v1.10.0/go.mod h1:4PMNQiOhvDRa013RKVbsiNwoyezlm2rm0uX/T7kzp5Y= +github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s= +github.com/go-playground/assert/v2 v2.2.0/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4= +github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA= +github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY= +github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY= +github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY= +github.com/go-playground/validator/v10 v10.20.0 h1:K9ISHbSaI0lyB2eWMPJo+kOS/FBExVwjEviJTixqxL8= +github.com/go-playground/validator/v10 v10.20.0/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM= +github.com/go-redis/redis/v8 v8.11.5 h1:AcZZR7igkdvfVmQTPnu9WE37LRrO/YrBH5zWyjDC0oI= +github.com/go-redis/redis/v8 v8.11.5/go.mod h1:gREzHqY1hg6oD9ngVRbLStwAWKhA0FEgq8Jd4h5lpwo= +github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU= +github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= +github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU= +github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= +github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= +github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= +github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg= +github.com/klauspost/cpuid/v2 v2.2.7 h1:ZWSB3igEs+d0qvnxR/ZBzXVmxkgt8DdzP6m9pfuVLDM= +github.com/klauspost/cpuid/v2 v2.2.7/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws= +github.com/knz/go-libedit v1.10.1/go.mod h1:MZTVkCWyz0oBc7JOWP3wNAzd002ZbM/5hgShxwh4x8M= +github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ= +github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI= +github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY= +github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y= +github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= +github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg= +github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= +github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M= +github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= +github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE= +github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU= +github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE= +github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU= +github.com/onsi/gomega v1.18.1 h1:M1GfJqGRrBrrGGsbxzV5dqM2U2ApXefZCQpkukxYRLE= +github.com/onsi/gomega v1.18.1/go.mod h1:0q+aL8jAiMXy9hbwj2mr5GziHiwhAIQpFmmtT5hitRs= +github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM= +github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs= +github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= +github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/robfig/cron/v3 v3.0.1 h1:WdRxkvbJztn8LMz/QEvLN5sBU+xKpSqwwUO1Pjr4qDs= +github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro= +github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= +github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw= +github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo= +github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA= +github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= +github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= +github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= +github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU= +github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4= +github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo= +github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg= +github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= +github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI= +github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08= +github.com/ugorji/go/codec v1.2.12 h1:9LC83zGrHhuUA9l16C9AHXAqEV/2wBQ4nkvumAE65EE= +github.com/ugorji/go/codec v1.2.12/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg= +gocv.io/x/gocv v0.39.0 h1:vWHupDE22LebZW6id2mVeT767j1YS8WqGt+ZiV7XJXE= +gocv.io/x/gocv v0.39.0/go.mod h1:zYdWMj29WAEznM3Y8NsU3A0TRq/wR/cy75jeUypThqU= +golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8= +golang.org/x/arch v0.8.0 h1:3wRIsP3pM4yUptoR96otTUOXI367OS0+c9eeRi9doIc= +golang.org/x/arch v0.8.0/go.mod h1:FEVrYAQjsQXMVJ1nsMoVVXPZg6p2JE2mx8psSWTDQys= +golang.org/x/crypto v0.23.0 h1:dIJU/v2J8Mdglj/8rJ6UUOM3Zc9zLZxVZwwxMooUSAI= +golang.org/x/crypto v0.23.0/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v8= 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h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4= diff --git a/handler/tool.go b/handler/tool.go new file mode 100644 index 0000000..20a3d0b --- /dev/null +++ b/handler/tool.go @@ -0,0 +1,78 @@ +package handler + +import ( + "VideoStream/proto" + "fmt" + "github.com/gin-gonic/gin" + "gocv.io/x/gocv" + "io" + "time" +) + +func SetUpToolGroup(router *gin.Engine) { + toolGroup := router.Group("/tool") + toolGroup.GET("/video_stream", GetVideoStream) +} + +type videoStreamReq struct { + ID int `json:"id" form:"id"` + Key string `json:"key" form:"key"` +} + +func GetVideoStream(c *gin.Context) { + var req videoStreamReq + if err := c.ShouldBind(&req); err != nil { + c.JSON(400, gin.H{"error": err.Error()}) + return + } else { + //查看id是否存在 + index := -1 + for _, device := range proto.Config.DeviceInfo { + if device.ID == req.ID { + index = req.ID + break + } + } + if index == -1 { + c.JSON(400, gin.H{"error": "id not exist"}) + return + } + //查看key是否正确 + if req.Key != "123456" { + c.JSON(400, gin.H{"error": "key error"}) + return + } + //设备流 + c.Stream(func(w io.Writer) bool { + var count int + for { + frame, cnt := GetDeviceCurrentFrame(req.ID) + if cnt == count { + time.Sleep(50 * time.Millisecond) + continue + } + //gocv.Matrix转为jpeg + img, err := gocv.IMEncode(".jpg", frame) + frame_ := img.GetBytes() + + _, err = w.Write([]byte("--frame\r\nContent-Type: image/jpeg\r\n\r\n")) + if err != nil { + fmt.Printf("写入头部信息错误: %v\n", err) + return false + } + _, err = w.Write(frame_) + if err != nil { + fmt.Printf("写入帧数据错误: %v\n", err) + return false + } + _, err = w.Write([]byte("\r\n")) + if err != nil { + fmt.Printf("写入帧结束标记错误: %v\n", err) + return false + } + time.Sleep(50 * time.Millisecond) // 控制帧率，模拟每秒约20帧，可按实际调整 + } + }) + + } +} diff --git a/main.go b/main.go new file mode 100644 index 0000000..d58fd69 --- /dev/null +++ b/main.go @@ -0,0 +1,199 @@ +package main + +import ( + "VideoStream/handler" + "VideoStream/proto" + "VideoStream/worker" + "fmt" + "github.com/gin-gonic/gin" + "github.com/robfig/cron/v3" + "gocv.io/x/gocv" + "image" + "image/color" + "log" + "net/http" + "sync" + "time" +) + +var DeviceRWMap = make(map[int]sync.RWMutex) +var DeviceCurrentFrameMap = make(map[int]gocv.Mat) +var DeviceFrameCount = make(map[int]int) +var DeviceIsStop = make(map[int]bool) + +func main() { + gin.SetMode(gin.ReleaseMode) + r := gin.Default() + handler.SetUpToolGroup(r) // Tool + err := worker.InitRedis() + if err != nil { + panic("failed to connect redis:" + err.Error()) + } + //定时任务 + c := cron.New(cron.WithSeconds()) + // 添加每 10 秒执行一次的任务 + _, err2 := c.AddFunc("@every 10s", myTask) + if err2 != nil { + log.Fatal("添加定时任务失败: ", err2) + } + c.Start() + + err3 := r.Run(":" + proto.Config.SERVER_PORT) + if err3 != nil { + panic("failed to run server:" + err3.Error()) + } +} + +func init() { + //读取配置文件 + //文件地址/home/videoplayer/vp.conf + configPath := "/home/videoplayer/vp_stream.conf" + //读取配置文件 + err := proto.ReadConfig(configPath) + if err != nil { + panic("failed to read config file:" + err.Error()) + } + for _, device := range proto.Config.DeviceInfo { + DeviceRWMap[device.ID] = sync.RWMutex{} + DeviceCurrentFrameMap[device.ID] = gocv.NewMat() + } +} + +func myTask() { + log.Println("每10秒执行一次") +} + +func ReadConfigAndSetSystem() { + configPath := "/home/videoplayer/vp_stream.conf" + //读取配置文件 + err := proto.ReadConfig(configPath) + if err != nil { + panic("failed to read config file:" + err.Error()) + } + //检测是否需要获取设备流 +} + +func SetDeviceCurrentFrame(frame gocv.Mat, device_id int) error { + //获取读写锁 + mutex, ok := DeviceRWMap[device_id] + if !ok { + return fmt.Errorf("设备:%s 读写锁不存在", device_id) + } + mutex.Lock() + defer mutex.Unlock() + //设置当前帧 + DeviceCurrentFrameMap[device_id] = frame + DeviceFrameCount[device_id]++ + return nil +} + +func GetDeviceCurrentFrame(device_id int) (gocv.Mat, int) { + //获取读写锁 + mutex, ok := DeviceRWMap[device_id] + if !ok { + return gocv.NewMat(), -1 + } + mutex.RLock() + defer mutex.RUnlock() + //获取当前帧 + return DeviceCurrentFrameMap[device_id], DeviceFrameCount[device_id] +} + +func getVideoFrame(device proto.DeviceInfo) { + webcam, err := gocv.OpenVideoCapture(device.Stream) + if err != nil { + fmt.Printf("设备:%s 错误: 无法打开视频流，err: %v\n", device.ID, err) + return + } + defer webcam.Close() + // 字体相关设置，对应OpenCV默认字体等，这里简化处理，实际可按需求调整 + font := gocv.FontHersheySimplex + fontScale := 0.5 + fontColor := color.RGBA{G: 255} + lineType := 2 + z := 0 + for { + if device.LogFrame > 0 && z%device.LogFrame == 0 { + fmt.Printf("设备:%s 当前帧: %d\n", device.ID, z) + } + if device.NextStop { + break + } + frame := gocv.NewMat() + ok := webcam.Read(&frame) + if !ok { + fmt.Printf("设备:%s 错误: 无法从视频流中读取帧\n", device) + break + } + if frame.Empty() { + fmt.Printf("设备:%s 错误: 无法从视频流中读取帧\n", device) + //等待50ms + time.Sleep(50 * time.Millisecond) + continue + } + height := frame.Rows() + width := frame.Cols() + if height < device.CheckFrameHeight || width < device.CheckFrameWidth { + fmt.Printf("设备:%s 帧尺寸已改变\n", device) + break + } + currentTime := time.Now().Format("2006-01-02 15:04:05") + gocv.PutText(&frame, currentTime, image.Point{10, 20}, font, fontScale, fontColor, lineType) + //需要将帧付给全局变量 + err := SetDeviceCurrentFrame(frame, device.ID) + if err != nil { + fmt.Printf("设备:%s 错误: 无法设置当前帧\n", device) + } + z++ + } +} + +// 发起get请求,返回响应状态码 +func Get(url string) int { + req, err := http.NewRequest("GET", url, nil) + var client = &http.Client{} + if err != nil { + return 500 + } + resp, err := client.Do(req) + if err != nil { + return 500 + } + return resp.StatusCode +} + +func GetVideoStream(id int) { + for { + var device proto.DeviceInfo + var index int + //获取设备信息 + for i, device1 := range proto.Config.DeviceInfo { + if device1.ID == id { + device = device1 + break + } + index = i + } + if index == len(proto.Config.DeviceInfo) { + //设备不存在 + log.Println("device:", id, " not found") + break + } + if device.NextStop { + DeviceIsStop[id] = true + break + } + //设置设备控制信息 + status := Get(device.Control) + DeviceIsStop[id] = false + log.Println("device:", device.ID, " set control info status:", status) + getVideoFrame(device) + } + +} + +func DoGetVideoStream() { + for _, device := range proto.Config.DeviceInfo { + go GetVideoStream(device.ID) + } +} diff --git a/proto/conf.go b/proto/conf.go new file mode 100644 index 0000000..1ad50fb --- /dev/null +++ b/proto/conf.go @@ -0,0 +1,72 @@ +package proto + +import ( + "encoding/json" + "fmt" + "os" +) + +var Config ConfigStruct + +type ConfigStruct struct { + REDIS_ADDR string `json:"redis_addr"` + TOKEN_USE_REDIS bool `json:"token_use_redis"` + REDIS_User_PW bool `json:"redis_user_pw"` // 是否使用密码 + REDIS_PASSWORD string `json:"redis_password"` + REDIS_DB int `json:"redis_db"` + SERVER_PORT string `json:"SERVER_PORT" form:"SERVER_PORT"` // 服务器端口 + DeviceInfo []DeviceInfo `json:"device_info" form:"device_info"` // 设备信息 +} + +type DeviceInfo struct { + ID int `json:"id" form:"id"` + Name string `json:"name" form:"name"` + IP string `json:"ip" form:"ip"` + Type string `json:"type" form:"type"` + Stream string `json:"stream" form:"stream"` + Control string `json:"control" form:"control"` + NextStop bool `json:"next_stop" form:"next_stop"` // 下一帧，是否停止 + CheckFrameWidth int `json:"check_frame_width" form:"check_frame_width"` // 检测帧宽度 + CheckFrameHeight int `json:"check_frame_height" form:"check_frame_height"` // 检测帧高度 + LogFrame int `json:"log_frame" form:"log_frame"` // 日志帧间隔，默认值为0，即不输出日志 +} + +// 读取配置文件 +func ReadConfig(path string) error { + //查看配置文件是否存在,不存在则创建 + _, err := os.Stat(path) + if err != nil { + fmt.Println("Config file not found!") + //写入json文件 + file, err := os.Create(path) + if err != nil { + fmt.Println("Error creating config file") + return err + } + defer file.Close() + encoder := json.NewEncoder(file) + err = encoder.Encode(&Config) + if err != nil { + fmt.Println("Error encoding config") + } + return err + } + + //读json文件 + file, err := os.Open(path) + if err != nil { + fmt.Println("Error opening config file") + return err + } + defer file.Close() + decoder := json.NewDecoder(file) + err = decoder.Decode(&Config) + if err != nil { + fmt.Println("Error decoding config") + } else { + if Config.SERVER_PORT == "" { + Config.SERVER_PORT = "5002" // 默认端口 + } + } + return err +} diff --git a/service/tool.go b/service/tool.go new file mode 100644 index 0000000..6d43c33 --- /dev/null +++ b/service/tool.go @@ -0,0 +1 @@ +package service diff --git a/worker/redis.go b/worker/redis.go new file mode 100644 index 0000000..c1b5636 --- /dev/null +++ b/worker/redis.go @@ -0,0 +1,544 @@ +package worker + +import ( + "VideoStream/proto" + "context" + "encoding/json" + "fmt" + "github.com/go-redis/redis/v8" + "strconv" + "time" +) + +var RedisClient *redis.Client // Redis 客户端, 用于连接 Redis 服务器 +func InitRedis() error { + ctx := context.Background() + + if proto.Config.REDIS_User_PW == false { + // 连接redis + RedisClient = redis.NewClient(&redis.Options{ + Addr: proto.Config.REDIS_ADDR, // Redis 服务器地址 + DB: proto.Config.REDIS_DB, // 使用的数据库编号 + }) + } else { + // 连接redis + RedisClient = redis.NewClient(&redis.Options{ + Addr: proto.Config.REDIS_ADDR, // Redis 服务器地址 + Password: proto.Config.REDIS_PASSWORD, // 如果 Redis 设置了密码 + DB: proto.Config.REDIS_DB, // 使用的数据库编号 + }) + } + + // 验证 Redis 客户端是否可以正常工作 + _, err := RedisClient.Ping(ctx).Result() + if err != nil { + fmt.Println("Error connecting to Redis: %v", err) + } + return err +} + +func CloseRedis() { + // 关闭 Redis 客户端 + if err := RedisClient.Close(); err != nil { + fmt.Println("Error closing Redis client: %v", err) + } +} + +func IsContainKey(key string) bool { + ctx := context.Background() + val, err := RedisClient.Exists(ctx, key).Result() // 检查键是否存在, 如果存在则返回 1, 否则返回 0 + if err != nil { + fmt.Println("Error getting key: %v", err) + return false + } + if val == 0 { + return false + } + return true +} + +// 设置redis +func SetRedis(key string, value string) bool { + ctx := context.Background() + // 设置键值对, 0 表示不设置过期时间, 如果需要设置过期时间, 可以设置为 time.Second * 10 等 + err := RedisClient.Set(ctx, key, value, time.Minute*30).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 设置redis,永久 +func SetRedisForever(key string, value string) bool { + ctx := context.Background() + err := RedisClient.Set(ctx, key, value, 0).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 设置hash +func SetHashWithTime(key string, id int, name, email string, duration time.Duration) bool { + //捕获错误，如果错误返回 + + ctx := context.Background() // 创建一个上下文 + fields := map[string]interface{}{ + "id": strconv.Itoa(id), + "name": name, + "email": email, + } + + // 设置哈希表的字段值, 0 表示不设置过期时间, 如果需要设置过期时间, 可以设置为 time.Second * 10 等 + err := RedisClient.HSet(ctx, key, fields).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + err = RedisClient.Expire(ctx, key, time.Hour*10).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 设置redis hash，设置过期时间 +func SetHash(key string, data map[string]interface{}) bool { + ctx := context.Background() + err := RedisClient.HSet(ctx, key, data).Err() + if err != nil { + fmt.Println("%v :Error setting hash: %v", key, err) + return false + } + err = RedisClient.Expire(ctx, key, time.Minute*30).Err() + if err != nil { + fmt.Println("%v :Error setting expire: %v", key, err) + return false + } + return true +} + +func SetHashWithField(key string, field string, value string) bool { + ctx := context.Background() + err := RedisClient.HSet(ctx, key, field, value).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +func GetHash(key string, field string) string { + ctx := context.Background() + val, err := RedisClient.HGet(ctx, key, field).Result() + if err != nil { + fmt.Println("Error getting hash: %v", err) + return "" + } + return val +} + +func GetHashAll(key string) map[string]string { + ctx := context.Background() + val, err := RedisClient.HGetAll(ctx, key).Result() + if err != nil { + fmt.Println("Error getting hash: %v", err) + return nil + } + return val +} + +// 设置redis +func SetRedisWithExpire(key string, value string, expire time.Duration) bool { // 设置键值对, 0 表示不设置过期时间, 如果需要设置过期时间, 可以设置为 time.Second * 10 等 + ctx := context.Background() + // 设置键值对, 0 表示不设置过期时间, 如果需要设置过期时间, 可以设置为 time.Second * 10 等 + err := RedisClient.Set(ctx, key, value, expire).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 获取redis +func GetRedis(key string) string { + ctx := context.Background() + val, err := RedisClient.Get(ctx, key).Result() // 从 Redis 读取键值, 如果键不存在则返回空字符串, 如果出现错误则返回错误 + if err != nil { + fmt.Println(key, " Error getting key: %v", err) + return "" + } + return val +} + +// pop redis list from right,as stack +func PopRedisList(key string) string { + ctx := context.Background() + val, err := RedisClient.RPop(ctx, key).Result() // 从 Redis 读取键值, 如果键不存在则返回空字符串, 如果出现错误则返回错误 + if err != nil { + fmt.Println(key, " Error reading from Redis: %v", err) + return "" + } + return val +} + +// pop redis list from left,as queue +func PopRedisListLeft(key string) string { + ctx := context.Background() + val, err := RedisClient.LPop(ctx, key).Result() // 从 Redis 读取键值, 如果键不存在则返回空字符串, 如果出现错误则返回错误 + if err != nil { + return "" + } + return val +} + +func DelRedis(key string) { + ctx := context.Background() + err := RedisClient.Del(ctx, key).Err() + if err != nil { + fmt.Println("Error deleting key: %v", err) + } +} + +// push redis list from right +func PushRedisList(key string, value string) bool { + ctx := context.Background() + err := RedisClient.RPush(ctx, key, value).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +func GetRedisListLen(key string) int64 { + ctx := context.Background() + val, err := RedisClient.LLen(ctx, key).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return 0 + } + return val +} + +func PushRedisListWithExpire(key string, value string, expire time.Duration) bool { + ctx := context.Background() + err := RedisClient.RPush(ctx, key, value).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + err = RedisClient.Expire(ctx, key, expire).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// delete redis key +func delRedis(key string) { + ctx := context.Background() + err := RedisClient.Del(ctx, key).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + } +} + +// User 用户,用于存入 Redis hash +type RUser struct { + ID int `json:"id"` + Name string `json:"name"` + Age int `json:"age"` + Email string `json:"email"` +} + +func (u *RUser) toJSONString() string { + // 将User对象编码为JSON字符串 + userJSON, err := json.Marshal(u) + if err != nil { + fmt.Println("Failed to marshal user: %v", err) + } + return string(userJSON) +} + +// put hash to redis +func hSetRedis(key string, field string, value string) { + ctx := context.Background() + err := RedisClient.HSet(ctx, key, field, value).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + } +} + +// get hash from redis +func hGetRedis(key string, field string) string { + ctx := context.Background() + val, err := RedisClient.HGet(ctx, key, field).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + } + return val +} + +// 设置set，有过期时间 +func SetRedisSet(key string, values []string, expire time.Duration) bool { + ctx := context.Background() + err := RedisClient.SAdd(ctx, key, values).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + err = RedisClient.Expire(ctx, key, expire).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 设置set,添加元素 +func SetRedisSetAdd(key string, value string) bool { + ctx := context.Background() + err := RedisClient.SAdd(ctx, key, value).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 批量添加元素 +func SetRedisSetAddBatchWithExpire(key string, values []string, expire time.Duration) bool { + ctx := context.Background() + err := RedisClient.SAdd(ctx, key, values).Err() + if err != nil { + fmt.Println("SetRedisSetAddBatchWithExpire Error setting key: %v", err) + return false + } + err = RedisClient.Expire(ctx, key, expire).Err() + if err != nil { + fmt.Println("SetRedisSetAddBatchWithExpire Error setting key: %v", err) + return false + } + return true + +} + +// 设置set,添加元素 +func SetRedisSetAddWithExpire(key string, value string, expire time.Duration) bool { + ctx := context.Background() + err := RedisClient.SAdd(ctx, key, value).Err() + if err != nil { + fmt.Println("SetRedisSetAddWithExpire Error setting key: %v", err) + return false + } + err = RedisClient.Expire(ctx, key, expire).Err() + if err != nil { + fmt.Println("SetRedisSetAddWithExpire Error setting key: %v", err) + return false + } + return true +} + +// 设置set,删除元素 +func SetRedisSetRemove(key string, value string) bool { + ctx := context.Background() + err := RedisClient.SRem(ctx, key, value).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 获取两个set的交集 +func GetRedisSetIntersect(key1 string, key2 string) []string { + ctx := context.Background() + val, err := RedisClient.SInter(ctx, key1, key2).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return nil + } + return val +} + +// 查看set是否包含元素 +func IsContainSet(key string, value string) bool { + ctx := context.Background() + val, err := RedisClient.SIsMember(ctx, key, value).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return false + } + return val +} + +// 查看set的所有元素 +func GetRedisSetMembers(key string) []string { + ctx := context.Background() + val, err := RedisClient.SMembers(ctx, key).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return nil + } + return val +} + +// BITMAP +func SetRedisBitmap(key string, offset int64, value int) bool { + ctx := context.Background() + err := RedisClient.SetBit(ctx, key, offset, value).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// BITMAP获取 +func GetRedisBitmap(key string, offset int64) int { + ctx := context.Background() + val, err := RedisClient.GetBit(ctx, key, offset).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return 0 + } + return int(val) +} + +// 发布订阅者模式-发布消息 +func Publish(channel string, message string, expire time.Duration) { + ctx := context.Background() + err := RedisClient.Publish(ctx, channel, message).Err() + if err != nil { + fmt.Println("Error publishing message: %v", err) + } + err = RedisClient.Expire(ctx, channel, expire).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + } +} + +// 发布订阅者模式-订阅消息 +func Subscribe(channel string) []string { + ctx := context.Background() + pubsub := RedisClient.Subscribe(ctx, channel) + ch := pubsub.Channel() + defer pubsub.Close() + var messages []string + for msg := range ch { + messages = append(messages, msg.Payload) + } + return messages +} + +// redis两个set求差集存入第一个set +func SetRedisSetDiffAndStore(key1 string, key2 string) bool { + ctx := context.Background() + err := RedisClient.SDiffStore(ctx, key1, key1, key2).Err() //将key1和key2的差集存入key1 + if err != nil { + fmt.Println("SetRedisSetDiffAndStore Error setting key: %v", err) + return false + } + return true +} + +// redis将第二个set存入第一个set +func SetRedisSetUnionAndStore(key1 string, key2 string) bool { + ctx := context.Background() + err := RedisClient.SUnionStore(ctx, key1, key1, key2).Err() //将key1和key2的并集存入key1 + if err != nil { + fmt.Println("SetRedisSetUnionAndStore Error setting key: %v", err) + return false + } + return true +} + +// redis 清空set +func ClearRedisSet(key string) bool { + ctx := context.Background() + err := RedisClient.Del(ctx, key).Err() + if err != nil { + fmt.Println("Error setting key: %v", err) + return false + } + return true +} + +// 获取两个集合的并集 +func GetRedisSetUnion(key1 string, key2 string) []string { + ctx := context.Background() + val, err := RedisClient.SUnion(ctx, key1, key2).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return nil + } + return val +} + +type RedisInfo struct { + Key string + Value string + Type string + Expire int // 过期时间, 单位: 秒 +} + +// 获取所有的key和value,及其对应的过期时间 +func GetAllRedisInfo() ([]RedisInfo, error) { + ctx := context.Background() + keys, err := RedisClient.Keys(ctx, "*").Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return nil, err + } + var redisInfos []RedisInfo + for _, key := range keys { + //先查看key类型，再根据类型获取value + key_type, val, err := getKeyTypeAndData(key) + if err != nil { + fmt.Println("Error getting key: %v", err) + return nil, err + } + expire, err := RedisClient.TTL(ctx, key).Result() + if err != nil { + fmt.Println("Error getting key: %v", err) + return nil, err + } + redisInfo := RedisInfo{ + Key: key, + Value: val, + Type: key_type, + Expire: int(expire.Seconds()), + } + redisInfos = append(redisInfos, redisInfo) + } + return redisInfos, nil +} + +func getKeyTypeAndData(key string) (string, string, error) { + ctx := context.Background() + key_type := RedisClient.Type(ctx, key).Val() + var val interface{} + var err error + switch key_type { + case "string": + val, err = RedisClient.Get(ctx, key).Result() + case "hash": + val, err = RedisClient.HGetAll(ctx, key).Result() + case "list": + val, err = RedisClient.LRange(ctx, key, 0, -1).Result() + case "set": + val, err = RedisClient.SMembers(ctx, key).Result() + case "zset": + val, err = RedisClient.ZRange(ctx, key, 0, -1).Result() + case "bitmap": + val, err = RedisClient.GetBit(ctx, key, 0).Result() + default: + val = "unknown type" + } + return key_type, fmt.Sprintf("%v", val), err +}