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hk_sdk_back.py 5.96 KB
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import hk_dll
import hk_class
from ctypes import *
#用户登录句柄
lUserID = -1
#设备信息
m_strDeviceInfo = None
SERIALNO_LEN = 48 # 序列号长度
NAME_LEN = 32 # 用户名长度py
#初始化
def init():
return hk_dll.NET_DVR_Init()
#登录
def login(ip, port, username, password):
global lUserID
#注册之前先注销已注册的用户,预览情况下不可注销
if lUserID > -1:
#先注销
hk_dll.NET_DVR_Logout_V30(lUserID)
#注册
m_strDeviceInfo = hk_class.NET_DVR_DEVICEINFO_V30()
m_strDeviceInfo.sSerialNumber = (c_ubyte * SERIALNO_LEN)()
m_strDeviceInfo.byRes1 = (c_ubyte * 24)()
lUserID = hk_dll.NET_DVR_Login_V30(bytes(ip), port, bytes(username), bytes(password), m_strDeviceInfo)
initSuc = hk_dll.NET_DVR_SetLogToFile(3, b'./sdklog', False)
if lUserID == -1:
print("登录失败,{}", lUserID)
return False
return True
def logout():
hk_dll.NET_DVR_Logout_V30(lUserID)
def cleanup():
hk_dll.NET_DVR_Cleanup()
def getTemperature(x, y, sourceWidth, sourceHeight):
bRet = False
nErr = 0
global lUserID
# m_struThermometryInfo = hk_class.NET_DVR_THERMOMETRY_PRESETINFO()
# m_struThermometryInfo.byRes = (c_ubyte * 2)()
# m_struThermometryInfo.struPresetInfo = (hk_class.NET_DVR_THERMOMETRY_PRESETINFO_PARAM * 40)()
# m_struThermometryInfo.dwSize = sizeof(m_struThermometryInfo)
# m_struThermometryCond = hk_class.NET_DVR_THERMOMETRY_COND()
# m_struThermometryCond.dwSize = sizeof(m_struThermometryCond)
# m_struThermometryCond.dwChannel = 1
# m_struThermometryCond.wPresetNo = 1
# m_struThermometryCond.byRes = (c_ubyte * 62)()
# struCfg = hk_class.NET_DVR_STD_CONFIG()
# struCfg.lpCondBuffer = pointer(m_struThermometryCond)
# struCfg.dwCondSize = sizeof(m_struThermometryCond)
# struCfg.lpOutBuffer = pointer(m_struThermometryInfo)
# struCfg.dwOutSize = sizeof(m_struThermometryInfo)
# struCfg.byRes = (c_ubyte * 23)()
# m_szStatusBuf = hk_class.BYTE_ARRAY((c_byte * 16384)())
# struCfg.lpStatusBuffer = pointer(m_szStatusBuf)
# struCfg.dwStatusSize = 16384
# struCfg.byDataType = 0
# bRet = hk_dll.NET_DVR_GetSTDConfig(lUserID, 3624, struCfg)
# if not bRet:
# nErr = hk_dll.NET_DVR_GetLastError()
# print("NET_DVR_GetSTDConfig失败", nErr)
# return 0
# m_struThermometryInfo.dwSize = sizeof(m_struThermometryInfo)
# m_struThermometryInfo.wPresetNo = 1
# m_struThermometryInfo.struPresetInfo[0] = hk_class.NET_DVR_THERMOMETRY_PRESETINFO_PARAM(0,0,0,0.0,0,(c_ubyte * 2)(),0,0.0,(c_ubyte * NAME_LEN)(),(c_ubyte * 63)(),0,hk_class.NET_VCA_POINT(),hk_class.NET_VCA_POLYGON(0,(hk_class.NET_VCA_POINT * 10)()))
# m_struThermometryInfo.struPresetInfo[0].byEnabled = 1
# m_struThermometryInfo.struPresetInfo[0].byRuleID = 1
# m_struThermometryInfo.struPresetInfo[0].wDistance = 10
# m_struThermometryInfo.struPresetInfo[0].fEmissivity = 0.9599
# m_struThermometryInfo.struPresetInfo[0].byReflectiveEnabled = 0
# m_struThermometryInfo.struPresetInfo[0].fReflectiveTemperature = 20
# m_struThermometryInfo.struPresetInfo[0].byRuleCalibType = 2
# m_struThermometryInfo.struPresetInfo[0].byDistanceUnit = 0
# m_struThermometryInfo.struPresetInfo[0].struPoint = hk_class.NET_VCA_POINT()
# m_struThermometryInfo.struPresetInfo[0].struPoint.fX = 0
# m_struThermometryInfo.struPresetInfo[0].struPoint.fY = 0
# m_struThermometryInfo.struPresetInfo[0].struRegion = hk_class.NET_VCA_POLYGON(0,(hk_class.NET_VCA_POINT * 10)())
# m_struThermometryInfo.struPresetInfo[0].struRegion.dwPointNum = 2
# m_struThermometryInfo.struPresetInfo[0].struRegion.struPos[0] = hk_class.NET_VCA_POINT()
# m_struThermometryInfo.struPresetInfo[0].struRegion.struPos[0].fX = 0.187
# m_struThermometryInfo.struPresetInfo[0].struRegion.struPos[0].fY = 0.6119
# m_struThermometryInfo.struPresetInfo[0].struRegion.struPos[1] = hk_class.NET_VCA_POINT()
# m_struThermometryInfo.struPresetInfo[0].struRegion.struPos[1].fX = 0.876
# m_struThermometryInfo.struPresetInfo[0].struRegion.struPos[1].fY = 0.569
# struCfg.lpInBuffer = pointer(m_struThermometryInfo)
# struCfg.dwInSize = sizeof(m_struThermometryInfo)
# setSTDConfig = hk_dll.NET_DVR_SetSTDConfig(lUserID, 3625, struCfg)
# print("NET_DVR_SetSTDConfig", setSTDConfig)
m_strJpegWithAppenData = hk_class.NET_DVR_JPEGPICTURE_WITH_APPENDDATA()
m_strJpegWithAppenData.dwSize = sizeof(m_strJpegWithAppenData)
m_strJpegWithAppenData.dwChannel = 1
m_strJpegWithAppenData.pJpegPicBuff = pointer(hk_class.BYTE_ARRAY1((c_byte * 2097152)()))
m_strJpegWithAppenData.pP2PDataBuff = pointer(hk_class.BYTE_ARRAY2((c_byte * 2097152)()))
m_strJpegWithAppenData.byRes = (c_ubyte * 255)()
bRet = hk_dll.NET_DVR_CaptureJPEGPicture_WithAppendData(lUserID, 2, m_strJpegWithAppenData)
print('bRet',bRet)
if bRet:
#测温数据
print('m_strJpegWithAppenData.dwP2PDataLen',m_strJpegWithAppenData.dwP2PDataLen)
if m_strJpegWithAppenData.dwP2PDataLen > 0:
x , y = point2point(x , y, sourceWidth, sourceHeight, m_strJpegWithAppenData.dwJpegPicWidth, m_strJpegWithAppenData.dwJpegPicHeight)
getTemperature0(m_strJpegWithAppenData.pP2PDataBuff)
return 0
def getTemperature0(pP2PDataBuff):
print('pP2PDataBuff',pP2PDataBuff.value)
# byTempData = c_ubyte * 4
# byteBuffer.get(byTempData)
# int l = byTempData[0]
# l &= 0xff
# l |= ((long) byTempData[1] << 8)
# l &= 0xffff
# l |= ((long) byTempData[2] << 16)
# l &= 0xffffff
# l |= ((long) byTempData[3] << 24)
# return Float.intBitsToFloat(l)
def point2point(x, y, sourceWidth, sourceHeight, targetWidth, targetHeight):
x = x * sourceWidth / targetWidth
y = y * sourceHeight / targetHeight
x = x if x >= targetWidth else targetWidth
x = 0 if x < 0 else x
y = y if y >= targetHeight else targetHeight
y = 0 if y < 0 else y
return x,y
Python
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hksdk-py
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