107 lines
3.6 KiB
Python
107 lines
3.6 KiB
Python
from PyQt5.QtWidgets import QWidget, QFileDialog,QMainWindow, QLabel, QSizePolicy, QApplication, QAction, QHBoxLayout
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from PyQt5.QtCore import *
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from PyQt5 import QtCore, QtGui, QtWidgets
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import numpy as np
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from pyueye import ueye
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import time
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import sys
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# IDS相機
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class Camera_class(QtCore.QThread): # 攝像頭
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rawdata = QtCore.pyqtSignal(np.ndarray)
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def __init__(self, parent=None):
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super().__init__(parent)
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print('cam_start')
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def run(self): # 運作攝像頭
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# init camera
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hcam = ueye.HIDS(2)
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ret = ueye.is_InitCamera(hcam, None)
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print(f"initCamera returns {ret}")
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# set color mode
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ret = ueye.is_SetColorMode(hcam, ueye.IS_CM_BGR8_PACKED)
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print(f"SetColorMode IS_CM_BGR8_PACKED returns {ret}")
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# set region of interest
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width = 2048
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# height = 1088
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height = 2048
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rect_aoi = ueye.IS_RECT()
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rect_aoi.s32X = ueye.int(0)
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rect_aoi.s32Y = ueye.int(0)
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rect_aoi.s32Width = ueye.int(width)
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rect_aoi.s32Height = ueye.int(height)
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ueye.is_AOI(hcam, ueye.IS_AOI_IMAGE_SET_AOI, rect_aoi, ueye.sizeof(rect_aoi))
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print(f"AOI IS_AOI_IMAGE_SET_AOI returns {ret}")
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# allocate memory
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mem_ptr = ueye.c_mem_p()
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mem_id = ueye.int()
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bitspixel = 24 # for colormode = IS_CM_BGR8_PACKED
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ret = ueye.is_AllocImageMem(hcam, width, height, bitspixel,
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mem_ptr, mem_id)
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print(f"AllocImageMem returns {ret}")
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# set active memory region
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ret = ueye.is_SetImageMem(hcam, mem_ptr, mem_id)
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print(f"SetImageMem returns {ret}")
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# 設定曝光時間
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exposure_time = 5 # 曝光時間，單位為毫秒
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param = ueye.double(exposure_time)
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cb_size = ueye.sizeof(param) # 獲取參數的大小
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ret = ueye.is_Exposure(hcam, ueye.IS_EXPOSURE_CMD_SET_EXPOSURE, param, cb_size)
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print(f"設定曝光時間 returns {ret}")
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# 獲取相機曝光時間
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exposure_time = ueye.double()
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cb_size = ueye.sizeof(exposure_time)
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ret = ueye.is_Exposure(hcam, ueye.IS_EXPOSURE_CMD_GET_EXPOSURE, exposure_time, cb_size)
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print(f"曝光時間: {exposure_time.value}")
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# 設定新的幀率，例如30fps
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fps_ = 30
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# 將fps轉換為ueye.double類型
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fps = ueye.double(fps_)
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# 設定新的幀率
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nRet = ueye.is_SetFrameRate(hcam, ueye.IS_GET_DEFAULT_FRAMERATE, fps)
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if nRet != ueye.IS_SUCCESS:
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print("is_SetFrameRate -> ERROR")
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else:
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print(f"Frame rate set to {fps_} fps")
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# 設定新的增益值
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# gain_value = 10
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# # 設定增益
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# nRet = ueye.is_SetHWGainFactor(hcam, ueye.IS_SET_MASTER_GAIN, ueye.INT(gain_value))
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# if nRet != ueye.IS_SUCCESS:
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# print("is_SetHWGainFactor -> ERROR")
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# else:
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# print(f"Gain set to {gain_value}")
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# continuous capture to memory
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ret = ueye.is_CaptureVideo(hcam, ueye.IS_DONT_WAIT)
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print(f"CaptureVideo returns {ret}")
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# get data from camera and display
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lineinc = width * int((bitspixel + 7) / 8)
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while True:
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img = ueye.get_data(mem_ptr, width, height, bitspixel, lineinc, copy=True)
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img = np.reshape(img, (height, width, 3))
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self.rawdata.emit(img)
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time.sleep(0.01)
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# cv2.imshow('uEye Python Example (q to exit)', img)
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# if cv2.waitKey(1) & 0xFF == ord('q'):
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# break
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# cv2.destroyAllWindows()
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