liuxiaolong
2020-06-05 7c811247ecf143e08c576986a884bedadc57dd66
service/FaceSdkService.go
@@ -2,50 +2,74 @@
import (
   "basic.com/pubsub/protomsg.git"
   "basic.com/valib/deliver.git"
   "encoding/json"
   "fmt"
   "basic.com/valib/godraw.git"
   "basic.com/valib/logger.git"
   "bytes"
   "github.com/gogo/protobuf/proto"
   "image"
   "time"
)
const (
   Url_Service_PUSH = "tcp:///tmp///webserver-2.ipc"
   Url_Service_PULL = "tcp:///tmp///webserver-1.ipc"
)
var imgPushChan chan protomsg.Recvmsg
func PushImgMsg(is protomsg.Recvmsg){
   imgPushChan <- is
type FaceSdkService struct {
   File []byte
   Id int64
   Result []*protomsg.ResultFaceDetect
   DeadTime time.Duration
}
var resultMap map[string]protomsg.SdkMessage
const (
   faceExtractWebCID = "virtual-face-extract-web-camera-id"
)
func InitService(){
   imgPushChan = make(chan protomsg.Recvmsg)
   client_push := deliver.NewClient(deliver.PushPull, Url_Service_PUSH)
   client_pull := deliver.NewClient(deliver.PushPull, Url_Service_PULL)
   for {
      select {
         case is := <- imgPushChan:
            b, _ := json.Marshal(is)
            client_push.Send(b)
      }
func GetFaceFeaFromSdk(fileBytes []byte,deadTime time.Duration) ([]*protomsg.ResultFaceDetect,error,*protomsg.Image){
   t1 := time.Now()
   s := newFaceSdkService(fileBytes, deadTime)
   i, err := s.readFromUploadImg()
   logger.Debug("ReadFromUploadImg用时:", time.Since(t1))
   if err !=nil{
      logger.Debug("readFromUploadImg err:",err)
      return nil,err,i
   }
   //接收人脸提取结果
   for {
      resultBytes, err := client_pull.Recv()
      if err !=nil{
         fmt.Println("pull err:",err)
         continue
      }
      rMsg := protomsg.SdkMessage{}
      if err := proto.Unmarshal(resultBytes, &rMsg);err !=nil{
         fmt.Println(rMsg)
         resultMap[rMsg.Cid] = rMsg
      }
   imgBytes, err := proto.Marshal(i)
   if err !=nil {
      logger.Debug("i marshal err:",err)
      return nil,err,i
   }
   detectResults, err := DoFDetectWithRpc(&protomsg.FaceDetectRequest{ReqParam: imgBytes}, deadTime)
   logger.Debug("提取face共用时:", time.Since(t1))
   if err !=nil {
      logger.Debug("DoFDetectWithRpc err:",err)
      return nil,err,i
   } else {
      return detectResults,nil,i
   }
}
}
func newFaceSdkService(fileBytes []byte, deadTime time.Duration) *FaceSdkService{
   return &FaceSdkService{
      File:fileBytes,
      Id:time.Now().UnixNano(),
      DeadTime:deadTime,
   }
}
func (s *FaceSdkService) readFromUploadImg() (*protomsg.Image,error){
   bt := bytes.NewBuffer(s.File)
   img, _, err := image.Decode(bt)
   if err != nil {
      return nil, err
   }
   bgr := godraw.Image2BGR(img)
   timeUnix := time.Now().Unix()
   formatTimeStr := time.Unix(timeUnix, 0).Format("2006-01-02 15:04:05")
   return &protomsg.Image{
      Width: int32(img.Bounds().Dx()),
      Height: int32(img.Bounds().Dy()),
      Timestamp: formatTimeStr,
      Data: bgr,
      Id: s.Id,
      Cid: faceExtractWebCID,
   },nil
}