wx.uploadFile({
          filePath:that.data.savedFilePath, 
          name: 'filePath',
          url:'******',
          header: { 'Content-Type': 'multipart/form-data'},
          success: res => {
              let getaudiourl = JSON.parse(res.data)
                that.setData({
                    audiourl:'http://120.194.***.***'+ getaudiourl.message.replace('/home/ftp/data/',''),
                })
          },
          fail:msg=>{
              console.log('上传录音文件调用失败',msg)
          }
        })