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recorder.py
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# -*- coding: utf-8 -*-
"""
@author: ziegler
"""
import ctypes as C
import sys
import os
import time
from datetime import datetime
import platform
class recorder:
class exception(Exception):
def __str__(self):
return ("Exception: {0} {1:08x}".format(self.args[0],
self.args[1] & (2**32-1)))
def __init__(self, sdk, camera_handle, debuglevel='off', timestamp='off', name=''):
if platform.architecture()[0] != '64bit':
print('Python Interpreter not x64')
raise OSError
self.__dll_name = 'PCO_Recorder.dll'
dll_path = os.path.dirname(__file__).replace('\\', '/')
# set working directory
# workaround, due to implicied load of PCO_File.dll
current_working_directory = os.getcwd()
os.chdir(dll_path)
try:
self.PCO_Recorder = C.windll.LoadLibrary(dll_path + '/' + self.__dll_name)
except OSError:
print('Error: ' + '"' + self.__dll_name + '" not found in directory "' + dll_path + '".')
os.chdir(current_working_directory)
raise
os.chdir(current_working_directory)
self.recorder_handle = C.c_void_p(0)
self.camera_handle = camera_handle
self.sdk = sdk
self.debuglevel = debuglevel
self.timestamp = timestamp
self.name = name
# -------------------------------------------------------------------------
def log(self, name, error, data=None, start_time=0.0):
if self.timestamp == 'on' and self.debuglevel != 'off':
curr_time = datetime.now()
formatted_time = curr_time.strftime('%Y-%m-%d %H:%M:%S.%f')
ts = '[{0} /{1:6.3f} s] '.format(formatted_time, time.time() - start_time)
else:
ts = ''
if self.debuglevel == 'error' and error != 0:
print(ts + '[' + self.name + ']' + '[rec] ' + name + ':', self.sdk.get_error_text(error))
elif self.debuglevel == 'verbose':
print(ts + '[' + self.name + ']' + '[rec] ' + name + ':', self.sdk.get_error_text(error))
elif self.debuglevel == 'extra verbose':
print(ts + '[' + self.name + ']' + '[rec] ' + name + ':', self.sdk.get_error_text(error))
if data is not None:
for key, value in data.items():
print(' -', key + ':', value)
# -------------------------------------------------------------------------
# 2.1 PCO_RecorderGetVersion
# -------------------------------------------------------------------------
def get_version(self):
"""
"""
self.PCO_Recorder.PCO_RecorderGetVersion.argtypes = [C.POINTER(C.c_int),
C.POINTER(C.c_int),
C.POINTER(C.c_int),
C.POINTER(C.c_int)]
iMajor = C.c_int()
iMinor = C.c_int()
iPatch = C.c_int()
iBuild = C.c_int()
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderGetVersion(iMajor,
iMinor,
iPatch,
iBuild)
ret = {}
if error == 0:
ret.update({'name': self.__dll_name,
'major': iMajor.value,
'minor': iMinor.value,
'patch': iPatch.value,
'build': iBuild.value})
self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
return ret
# -------------------------------------------------------------------------
# 2.2 PCO_RecorderResetLib
# -------------------------------------------------------------------------
def reset_lib(self):
"""
"""
self.PCO_Recorder.PCO_RecorderResetLib.argtypes = [C.c_bool]
bSilent = C.c_bool(True)
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderResetLib(bSilent)
self.recorder_handle = C.c_void_p(0)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.3 PCO_RecorderCreate
# -------------------------------------------------------------------------
def create(self, mode):
"""
"""
self.recorder_handle = C.c_void_p(0)
self.PCO_Recorder.PCO_RecorderCreate.argtypes = [C.POINTER(C.c_void_p),
C.POINTER(C.c_void_p),
C.POINTER(C.c_uint32),
C.c_uint16,
C.c_uint16,
C.c_char,
C.POINTER(C.c_uint32)]
recorder_mode = {'file': 1, 'memory': 2, 'camram': 3}
dwImgDistributionArr = C.c_uint32(1)
wArrLength = C.c_uint16(1)
wRecMode = C.c_uint16()
cDriveLetter = C.c_char('C'.encode('ASCII'))
dwMaxImgCountArr = C.c_uint32()
wRecMode = recorder_mode[mode]
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderCreate(self.recorder_handle,
self.camera_handle,
dwImgDistributionArr,
wArrLength,
wRecMode,
cDriveLetter,
dwMaxImgCountArr)
ret = {}
if error == 0:
ret.update({'maximum available images': dwMaxImgCountArr.value})
self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
return ret
# -------------------------------------------------------------------------
# 2.4 PCO_RecorderDelete
# -------------------------------------------------------------------------
def delete(self):
"""
"""
self.PCO_Recorder.PCO_RecorderDelete.argtypes = [C.c_void_p]
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderDelete(self.recorder_handle)
self.recorder_handle = C.c_void_p(0)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.5 PCO_RecorderInit
# -------------------------------------------------------------------------
def init(self, number_of_images, recorder_type):
"""
"""
self.PCO_Recorder.PCO_RecorderInit.argtypes = [C.c_void_p,
C.POINTER(C.c_uint32),
C.c_uint16,
C.c_uint16,
C.c_uint16,
C.c_char_p,
C.POINTER(C.c_uint16)]
dwImgCountArr = (C.c_uint32(number_of_images))
wArrLength = C.c_uint16(1)
wType = C.c_uint16()
wNoOverwrite = C.c_uint16(0)
szFilePath = 'C:/'
pszFilePath = C.cast(szFilePath, C.c_char_p)
wRamSegmentArr = C.c_uint16()
recorder_mode_file = {'tif': 1, 'multitif': 2, 'pcoraw': 3, 'b16': 4}
recorder_mode_memory = {'sequence': 1, 'ring buffer': 2, 'fifo': 3}
recorder_mode_camram = {'sequential': 1, 'single image': 2}
wType = recorder_mode_memory[recorder_type]
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderInit(self.recorder_handle,
dwImgCountArr,
wArrLength,
wType,
wNoOverwrite,
pszFilePath,
wRamSegmentArr)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.6 PCO_RecorderCleanup
# -------------------------------------------------------------------------
def cleanup(self):
"""
"""
self.PCO_Recorder.PCO_RecorderCleanup.argtypes = [C.c_void_p,
C.c_void_p]
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderInit(self.recorder_handle,
self.camera_handle)
self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.7 PCO_RecorderGetSettings
# -------------------------------------------------------------------------
def get_settings(self):
"""
"""
self.PCO_Recorder.PCO_RecorderGetSettings.argtypes = [C.c_void_p,
C.c_void_p,
C.POINTER(C.c_uint32),
C.POINTER(C.c_uint32),
C.POINTER(C.c_uint32),
C.POINTER(C.c_uint16),
C.POINTER(C.c_uint16),
C.POINTER(C.c_uint16)]
dwRecmode = C.c_uint32()
dwMaxImgCount = C.c_uint32()
dwReqImgCount = C.c_uint32()
wWidth = C.c_uint16()
wHeight = C.c_uint16()
wMetadataLines = C.c_uint16()
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderGetSettings(self.recorder_handle,
self.camera_handle,
dwRecmode,
dwMaxImgCount,
dwReqImgCount,
wWidth,
wHeight,
wMetadataLines)
ret = {}
if error == 0:
ret.update({'recorder mode': dwRecmode.value})
ret.update({'maximum number of images': dwMaxImgCount.value})
ret.update({'required number of images': dwReqImgCount.value})
ret.update({'width': wWidth.value})
ret.update({'height': wHeight.value})
ret.update({'metadata lines': wMetadataLines.value})
self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
return ret
# -------------------------------------------------------------------------
# 2.8 PCO_RecorderStartRecord
# -------------------------------------------------------------------------
def start_record(self):
"""
"""
self.PCO_Recorder.PCO_RecorderStartRecord.argtypes = [C.c_void_p,
C.c_void_p]
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderStartRecord(self.recorder_handle,
self.camera_handle)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.9 PCO_RecorderStopRecord
# -------------------------------------------------------------------------
def stop_record(self):
"""
"""
self.PCO_Recorder.PCO_RecorderStopRecord.argtypes = [C.c_void_p,
C.c_void_p]
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderStopRecord(self.recorder_handle,
self.camera_handle)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.10 PCO_RecorderSetAutoExposure
# -------------------------------------------------------------------------
def set_auto_exposure(self,
mode,
smoothness=2,
min_exposure_time=1e-3,
max_exposure_time=100e-3):
"""
Set auto exposure
:param active: bool
:param smoothness: int
:param min_exposure_time: float
:param max_exposure_time: float
"""
self.PCO_Recorder.PCO_RecorderSetAutoExposure.argtypes = [C.c_void_p,
C.c_void_p,
C.c_bool,
C.c_uint16,
C.c_uint32,
C.c_uint32,
C.c_uint16]
if mode == 'on':
active=True
else:
active=False
# Only check min for timebase, since max is always greater
if min_exposure_time <= 4e-3:
min_time = int(min_exposure_time * 1e9)
max_time = int(max_exposure_time * 1e9)
timebase = 0 # ns
elif min_exposure_time <= 4:
min_time = int(min_exposure_time * 1e6)
max_time = int(max_exposure_time * 1e6)
timebase = 1 # us
elif min_exposure_time > 4:
min_time = int(min_exposure_time * 1e3)
max_time = int(max_exposure_time * 1e3)
timebase = 2 # ms
else:
raise
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderSetAutoExposure(self.recorder_handle,
self.camera_handle,
active,
smoothness,
min_time,
max_time,
timebase)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.11 PCO_RecorderSetAutoExpRegions
# -------------------------------------------------------------------------
def set_auto_exposure_regions(self,
region_type='balanced',
region_array=[(0, 0)]):
"""
Set auto exposure regions
:param region_type: string
:param region_type: List of Tupels
(only needed for region_type = custom)
"""
self.PCO_Recorder.PCO_RecorderSetAutoExpRegions.argtypes = [C.c_void_p,
C.c_void_p,
C.c_uint16,
C.POINTER(C.c_uint16),
C.POINTER(C.c_uint16),
C.c_uint16]
types = {'balanced': 0,
'center based': 1,
'corner based': 2,
'full': 3,
'custom': 4}
array_length = len(region_array)
x0_array, y0_array = zip(*region_array)
wRegionType = types[region_type]
wRoiX0Arr = (C.c_uint16 * array_length)(*x0_array)
wRoiY0Arr = (C.c_uint16 * array_length)(*y0_array)
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderSetAutoExpRegions(self.recorder_handle,
self.camera_handle,
wRegionType,
wRoiX0Arr,
wRoiY0Arr,
array_length)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.xx PCO_RecorderSetCompressionParams
# -------------------------------------------------------------------------
def set_compression_parameter(self,
gain=(1/0.46),
dark_noise=1.5,
dsnu=0.3,
prnu=0.34):
"""
"""
class PCO_RECORDER_COMPRESSION_PARAMETER(C.Structure):
_pack_ = 1
_fields_ = [
("dGainK", C.c_double),
("dDarkNoise_e", C.c_double),
("dDSNU_e", C.c_double),
("dPRNU_pct", C.c_double),
("dLightSourceNoise_pct", C.c_double)]
self.PCO_Recorder.PCO_RecorderSetCompressionParams.argtypes = [C.c_void_p,
C.c_void_p,
C.POINTER(PCO_RECORDER_COMPRESSION_PARAMETER)]
parameter = PCO_RECORDER_COMPRESSION_PARAMETER()
parameter.dGainK = C.c_double(gain)
parameter.dDarkNoise_e = C.c_double(dark_noise)
parameter.dDSNU_e = C.c_double(dsnu)
parameter.dPRNU_pct = C.c_double(prnu)
parameter.dLightSourceNoise_pct = C.c_double(0)
start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderSetCompressionParams(self.recorder_handle,
self.camera_handle,
parameter)
self.log(sys._getframe().f_code.co_name, error, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
# -------------------------------------------------------------------------
# 2.12 PCO_RecorderGetStatus
# -------------------------------------------------------------------------
def get_status(self):
"""
"""
self.PCO_Recorder.PCO_RecorderGetStatus.argtypes = [C.c_void_p,
C.c_void_p,
C.POINTER(C.c_bool),
C.POINTER(C.c_bool),
C.POINTER(C.c_uint32),
C.POINTER(C.c_uint32),
C.POINTER(C.c_uint32),
C.POINTER(C.c_bool),
C.POINTER(C.c_bool),
C.POINTER(C.c_uint32),
C.POINTER(C.c_uint32)]
bIsRunning = C.c_bool()
bAutoExpState = C.c_bool()
dwLastError = C.c_uint32()
dwProcImgCount = C.c_uint32()
dwReqImgCount = C.c_uint32()
bBuffersFull = C.c_bool()
bFIFOOverflow = C.c_bool()
dwStartTime = C.c_uint32()
dwStopTime = C.c_uint32()
# Logging disabled
# start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderGetStatus(self.recorder_handle,
self.camera_handle,
bIsRunning,
bAutoExpState,
dwLastError,
dwProcImgCount,
dwReqImgCount,
bBuffersFull,
bFIFOOverflow,
dwStartTime,
dwStopTime)
ret = {}
if error == 0:
ret.update({'is running': bIsRunning.value})
ret.update({'dwLastError': dwLastError.value})
ret.update({'dwProcImgCount': dwProcImgCount.value})
ret.update({'dwReqImgCount': dwReqImgCount.value})
ret.update({'bBuffersFull': bBuffersFull.value})
ret.update({'bFIFOOverflow': bFIFOOverflow.value})
ret.update({'dwStartTime': dwStartTime.value})
ret.update({'dwStopTime': dwStopTime.value})
# Logging disabled
# self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
return ret
# -------------------------------------------------------------------------
# 2.13 PCO_RecorderGetImageAddress
# -------------------------------------------------------------------------
# -------------------------------------------------------------------------
# 2.14 PCO_RecorderCopyImage
# -------------------------------------------------------------------------
def copy_image(self, index, x0, y0, x1, y1):
"""
"""
class PCO_METADATA_STRUCT(C.Structure):
_pack_ = 1
_fields_ = [
("wSize", C.c_uint16),
("wVersion", C.c_uint16),
("bIMAGE_COUNTER_BCD", C.c_uint8 * 4),
("bIMAGE_TIME_US_BCD", C.c_uint8 * 3),
("bIMAGE_TIME_SEC_BCD", C.c_uint8),
("bIMAGE_TIME_MIN_BCD", C.c_uint8),
("bIMAGE_TIME_HOUR_BCD", C.c_uint8),
("bIMAGE_TIME_DAY_BCD", C.c_uint8),
("bIMAGE_TIME_MON_BCD", C.c_uint8),
("bIMAGE_TIME_YEAR_BCD", C.c_uint8),
("bIMAGE_TIME_STATUS", C.c_uint8),
("wEXPOSURE_TIME_BASE", C.c_uint16),
("dwEXPOSURE_TIME", C.c_uint32),
("dwFRAMERATE_MILLIHZ", C.c_uint32),
("sSENSOR_TEMPERATURE", C.c_short),
("wIMAGE_SIZE_X", C.c_uint16),
("wIMAGE_SIZE_Y", C.c_uint16),
("bBINNING_X", C.c_uint8),
("bBINNING_Y", C.c_uint8),
("dwSENSOR_READOUT_FREQUENCY", C.c_uint32),
("wSENSOR_CONV_FACTOR", C.c_uint16),
("dwCAMERA_SERIAL_NO", C.c_uint32),
("wCAMERA_TYPE", C.c_uint16),
("bBIT_RESOLUTION", C.c_uint8),
("bSYNC_STATUS", C.c_uint8),
("wDARK_OFFSET", C.c_uint16),
("bTRIGGER_MODE", C.c_uint8),
("bDOUBLE_IMAGE_MODE", C.c_uint8),
("bCAMERA_SYNC_MODE", C.c_uint8),
("bIMAGE_TYPE", C.c_uint8),
("wCOLOR_PATTERN", C.c_uint16)]
class PCO_TIMESTAMP_STRUCT(C.Structure):
_pack_ = 1
_fields_ = [
("wSize", C.c_uint16),
("dwImgCounter", C.c_uint32),
("wYear", C.c_uint16),
("wMonth", C.c_uint16),
("wDay", C.c_uint16),
("wHour", C.c_uint16),
("wMinute", C.c_uint16),
("wSecond", C.c_uint16),
("dwMicroSeconds", C.c_uint32)]
self.PCO_Recorder.PCO_RecorderCopyImage.argtypes = [C.c_void_p,
C.c_void_p,
C.c_uint32,
C.c_uint16,
C.c_uint16,
C.c_uint16,
C.c_uint16,
C.POINTER(C.c_uint16),
C.POINTER(C.c_uint32),
C.POINTER(PCO_METADATA_STRUCT),
C.POINTER(PCO_TIMESTAMP_STRUCT)]
image = (C.c_uint16 * (((x1-x0)+1)*((y1-y0)+1)))()
p_wImgBuf = C.cast(image, C.POINTER(C.c_uint16))
dwImgNumber = C.c_uint32()
metadata = PCO_METADATA_STRUCT()
metadata.wSize = C.sizeof(PCO_METADATA_STRUCT)
timestamp = PCO_TIMESTAMP_STRUCT()
timestamp.wSize = C.sizeof(PCO_TIMESTAMP_STRUCT)
# Logging disabled
# start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderCopyImage(self.recorder_handle,
self.camera_handle,
index,
x0,
y0,
x1,
y1,
p_wImgBuf,
dwImgNumber,
metadata,
timestamp)
ret = {}
if error == 0:
ret.update({'version': metadata.wVersion})
ret.update({'serial number': metadata.dwCAMERA_SERIAL_NO})
ret.update({'recorder image number': dwImgNumber.value})
ret.update({'camera image number': timestamp.dwImgCounter})
ret.update({'wIMAGE_SIZE_X': metadata.wIMAGE_SIZE_X})
ret.update({'wIMAGE_SIZE_Y': metadata.wIMAGE_SIZE_Y})
ret.update({'bBINNING_X': metadata.bBINNING_X})
ret.update({'bBINNING_Y': metadata.bBINNING_Y})
ret.update({'conversion factor': metadata.wSENSOR_CONV_FACTOR})
ret.update({'pixel clock': metadata.dwSENSOR_READOUT_FREQUENCY})
ret.update({'sensor temperature': metadata.sSENSOR_TEMPERATURE})
ret.update({'image': image})
# Logging disabled
# self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
print('Did you wait for the first image in buffer?')
raise self.exception(sys._getframe().f_code.co_name, error)
return ret
# -------------------------------------------------------------------------
#
# -------------------------------------------------------------------------
def copy_average_image(self, start, stop, x0, y0, x1, y1):
"""
"""
self.PCO_Recorder.PCO_RecorderCopyAverageImage.argtypes = [C.c_void_p,
C.c_void_p,
C.c_uint32,
C.c_uint32,
C.c_uint16,
C.c_uint16,
C.c_uint16,
C.c_uint16,
C.POINTER(C.c_uint16)]
image = (C.c_uint16 * (((x1-x0)+1)*((y1-y0)+1)))()
p_wImgBuf = C.cast(image, C.POINTER(C.c_uint16))
dwStartIdx = C.c_uint32(start)
dwStopIdx = C.c_uint32(stop)
wRoiX0 = C.c_uint16(x0)
wRoiY0 = C.c_uint16(y0)
wRoiX1 = C.c_uint16(x1)
wRoiY1 = C.c_uint16(y1)
# Logging disabled
# start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderCopyAverageImage(self.recorder_handle,
self.camera_handle,
dwStartIdx,
dwStopIdx,
wRoiX0,
wRoiY0,
wRoiX1,
wRoiY1,
p_wImgBuf)
ret = {}
if error == 0:
ret.update({'average image': image})
# Logging disabled
# self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
return ret
# -------------------------------------------------------------------------
# 2.14 PCO_RecorderCopyImageCompressed
# -------------------------------------------------------------------------
def copy_image_compressed(self, index, x0, y0, x1, y1):
"""
"""
class PCO_METADATA_STRUCT(C.Structure):
_pack_ = 1
_fields_ = [
("wSize", C.c_uint16),
("wVersion", C.c_uint16),
("bIMAGE_COUNTER_BCD", C.c_uint8 * 4),
("bIMAGE_TIME_US_BCD", C.c_uint8 * 3),
("bIMAGE_TIME_SEC_BCD", C.c_uint8),
("bIMAGE_TIME_MIN_BCD", C.c_uint8),
("bIMAGE_TIME_HOUR_BCD", C.c_uint8),
("bIMAGE_TIME_DAY_BCD", C.c_uint8),
("bIMAGE_TIME_MON_BCD", C.c_uint8),
("bIMAGE_TIME_YEAR_BCD", C.c_uint8),
("bIMAGE_TIME_STATUS", C.c_uint8),
("wEXPOSURE_TIME_BASE", C.c_uint16),
("dwEXPOSURE_TIME", C.c_uint32),
("dwFRAMERATE_MILLIHZ", C.c_uint32),
("sSENSOR_TEMPERATURE", C.c_short),
("wIMAGE_SIZE_X", C.c_uint16),
("wIMAGE_SIZE_Y", C.c_uint16),
("bBINNING_X", C.c_uint8),
("bBINNING_Y", C.c_uint8),
("dwSENSOR_READOUT_FREQUENCY", C.c_uint32),
("wSENSOR_CONV_FACTOR", C.c_uint16),
("dwCAMERA_SERIAL_NO", C.c_uint32),
("wCAMERA_TYPE", C.c_uint16),
("bBIT_RESOLUTION", C.c_uint8),
("bSYNC_STATUS", C.c_uint8),
("wDARK_OFFSET", C.c_uint16),
("bTRIGGER_MODE", C.c_uint8),
("bDOUBLE_IMAGE_MODE", C.c_uint8),
("bCAMERA_SYNC_MODE", C.c_uint8),
("bIMAGE_TYPE", C.c_uint8),
("wCOLOR_PATTERN", C.c_uint16)]
class PCO_TIMESTAMP_STRUCT(C.Structure):
_pack_ = 1
_fields_ = [
("wSize", C.c_uint16),
("dwImgCounter", C.c_uint32),
("wYear", C.c_uint16),
("wMonth", C.c_uint16),
("wDay", C.c_uint16),
("wHour", C.c_uint16),
("wMinute", C.c_uint16),
("wSecond", C.c_uint16),
("dwMicroSeconds", C.c_uint32)]
self.PCO_Recorder.PCO_RecorderCopyImage.argtypes = [C.c_void_p,
C.c_void_p,
C.c_uint32,
C.c_uint16,
C.c_uint16,
C.c_uint16,
C.c_uint16,
C.POINTER(C.c_uint16),
C.POINTER(C.c_uint32),
C.POINTER(PCO_METADATA_STRUCT),
C.POINTER(PCO_TIMESTAMP_STRUCT)]
image = (C.c_uint8 * (((x1-x0)+1)*((y1-y0)+1)))()
p_wImgBuf = C.cast(image, C.POINTER(C.c_uint16))
dwImgNumber = C.c_uint32()
metadata = PCO_METADATA_STRUCT()
metadata.wSize = C.sizeof(PCO_METADATA_STRUCT)
timestamp = PCO_TIMESTAMP_STRUCT()
timestamp.wSize = C.sizeof(PCO_TIMESTAMP_STRUCT)
# Logging disabled
# start_time = time.time()
error = self.PCO_Recorder.PCO_RecorderCopyImageCompressed(self.recorder_handle,
self.camera_handle,
index,
x0,
y0,
x1,
y1,
p_wImgBuf,
dwImgNumber,
metadata,
timestamp)
ret = {}
if error == 0:
ret.update({'version': metadata.wVersion})
ret.update({'serial number': metadata.dwCAMERA_SERIAL_NO})
ret.update({'recorder image number': dwImgNumber.value})
ret.update({'camera image number': timestamp.dwImgCounter})
ret.update({'wIMAGE_SIZE_X': metadata.wIMAGE_SIZE_X})
ret.update({'wIMAGE_SIZE_Y': metadata.wIMAGE_SIZE_Y})
ret.update({'bBINNING_X': metadata.bBINNING_X})
ret.update({'bBINNING_Y': metadata.bBINNING_Y})
ret.update({'image': image})
# Logging disabled
# self.log(sys._getframe().f_code.co_name, error, ret, start_time=start_time)
if error:
raise self.exception(sys._getframe().f_code.co_name, error)
return ret