1. 海康设备状态加入到结构体中
This commit is contained in:
145
Hikvision.go
145
Hikvision.go
@@ -10,7 +10,7 @@ import (
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var libc uintptr
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var (
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DVR_Init func() bool
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DvrInit func() bool
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newHIKBallCamera func() unsafe.Pointer
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initBallCamera func(core unsafe.Pointer, ip string, port string, username string, password string, BallMachineType string) bool
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@@ -33,7 +33,7 @@ func init() {
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panic(err)
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}
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purego.RegisterLibFunc(&DVR_Init, libc, "DVR_Init")
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purego.RegisterLibFunc(&DvrInit, libc, "DVR_Init")
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purego.RegisterLibFunc(&newHIKBallCamera, libc, "NewHIKBallCamera")
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purego.RegisterLibFunc(&initBallCamera, libc, "InitBallCamera")
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@@ -64,144 +64,3 @@ func getSystemLibrary() string {
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panic(fmt.Errorf("GOOS=%s is not supported", runtime.GOOS))
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}
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}
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type HIKBallCamera struct {
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core unsafe.Pointer
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BallCameraCfg BallCamera
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}
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func NewHIKBallCamera(BallCameraCfg BallCamera) *HIKBallCamera {
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return &HIKBallCamera{
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core: newHIKBallCamera(),
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BallCameraCfg: BallCameraCfg,
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}
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}
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func (h *HIKBallCamera) Login() bool {
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return initBallCamera(h.core, h.BallCameraCfg.Ip, h.BallCameraCfg.Port, h.BallCameraCfg.User, h.BallCameraCfg.Password, h.BallCameraCfg.Type)
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}
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func (h *HIKBallCamera) PtzTo(Action int, P, T, Z float32) bool {
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return ptzTo(h.core, Action, P, T, Z)
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}
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func (h *HIKBallCamera) PTZGet(P, T, Z *float32) bool {
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return ptzGet(h.core, unsafe.Pointer(P), unsafe.Pointer(T), unsafe.Pointer(Z))
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}
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func (h *HIKBallCamera) StopBus(Direction int) bool {
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return stopBus(h.core, Direction)
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}
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func (h *HIKBallCamera) StartBus(Direction, Speed int) bool {
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return startBus(h.core, Direction, Speed)
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}
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type HIKNvr struct {
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core unsafe.Pointer
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NvrConfig Nvr
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}
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func NewHIKNvr(nvrConfig Nvr) *HIKNvr {
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return &HIKNvr{
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core: newHIKNvr(),
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NvrConfig: nvrConfig,
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}
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}
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func (h *HIKNvr) Login() bool {
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return initNvr(h.core, h.NvrConfig.Ip, h.NvrConfig.Port, h.NvrConfig.User, h.NvrConfig.Password, h.NvrConfig.Channel)
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}
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func (h *HIKNvr) CheckTimeRegionWithMonth(year int, month int) string {
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return checkTimeRegionWithMonth(h.core, year, month)
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}
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func (h *HIKNvr) CheckTimeRegionWithDay(year int, month int, day int) string {
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return checkTimeRegionWithDay(h.core, year, month, day)
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}
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func (h *HIKNvr) UTCDiff() int {
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return nvrUTCDiff(h.core)
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}
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func (h *HIKBallCamera) WarpingPtByHomography(matrix []float64, p Point) Point {
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var x, y, z float64
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x = matrix[0]*p.X + matrix[1]*p.Y + 1.*matrix[2]
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y = matrix[3]*p.X + matrix[4]*p.Y + 1.*matrix[5]
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z = matrix[6]*p.X + matrix[7]*p.Y + 1.*matrix[8]
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x /= z
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y /= z
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return Point{X: x, Y: y}
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}
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func (h *HIKBallCamera) mapping(startV float64, max float64, value float64, direction string, method string) float64 {
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if direction == "+" {
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if method == "inv" {
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if value > (max - startV) {
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return value - (max - startV)
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} else {
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return startV + value // 映射
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}
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} else {
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if value > startV {
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return value - startV
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} else {
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return (max - startV) + value // 映射
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}
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}
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} else {
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if value > startV {
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return startV + max - value
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} else {
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return startV - value
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}
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}
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}
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func (h *HIKBallCamera) OneClickToSeeInFullView(point Point) bool {
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TransPoint := h.WarpingPtByHomography(h.BallCameraCfg.Matrix.Matrix, point)
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return h.PtzTo(5,
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float32(h.mapping(h.BallCameraCfg.Matrix.PStart, h.BallCameraCfg.Matrix.PMax, TransPoint.X, h.BallCameraCfg.Matrix.PPositiveDirection, "inv")),
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float32(h.mapping(h.BallCameraCfg.Matrix.TStart, h.BallCameraCfg.Matrix.TMax, TransPoint.Y, h.BallCameraCfg.Matrix.TPositiveDirection, "inv")),
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0.0,
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)
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}
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func (h *HIKBallCamera) PTZ2FullView() (Point, error) {
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var ptz PTZ
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if !h.PTZGet(&ptz.P, &ptz.T, &ptz.Z) {
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return Point{}, fmt.Errorf("PTZ Get Error")
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}
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return h.WarpingPtByHomography(h.BallCameraCfg.Matrix.InvMatrix, Point{
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X: h.mapping(h.BallCameraCfg.Matrix.PStart, h.BallCameraCfg.Matrix.PMax, float64(ptz.P), h.BallCameraCfg.Matrix.PPositiveDirection, ""),
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Y: h.mapping(h.BallCameraCfg.Matrix.TStart, h.BallCameraCfg.Matrix.TMax, float64(ptz.T), h.BallCameraCfg.Matrix.TPositiveDirection, "")}), nil
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}
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func (hikBC *HIKBallCamera) Invert3x3() bool {
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a := hikBC.BallCameraCfg.Matrix.Matrix[0]
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b := hikBC.BallCameraCfg.Matrix.Matrix[1]
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c := hikBC.BallCameraCfg.Matrix.Matrix[2]
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d := hikBC.BallCameraCfg.Matrix.Matrix[3]
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e := hikBC.BallCameraCfg.Matrix.Matrix[4]
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f := hikBC.BallCameraCfg.Matrix.Matrix[5]
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g := hikBC.BallCameraCfg.Matrix.Matrix[6]
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h := hikBC.BallCameraCfg.Matrix.Matrix[7]
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i := hikBC.BallCameraCfg.Matrix.Matrix[8]
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det := a*(e*i-f*h) - b*(d*i-f*g) + c*(d*h-e*g)
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if det == 0 {
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return false
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}
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invDet := 1.0 / det
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hikBC.BallCameraCfg.Matrix.InvMatrix = []float64{
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(e*i - f*h) * invDet,
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(c*h - b*i) * invDet,
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(b*f - c*e) * invDet,
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(f*g - d*i) * invDet,
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(a*i - c*g) * invDet,
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(c*d - a*f) * invDet,
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(d*h - e*g) * invDet,
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(b*g - a*h) * invDet,
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(a*e - b*d) * invDet,
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}
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return true
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}
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