Python Device.displayCapturePinProperties方法代码示例

# 需要导入模块: from VideoCapture import Device [as 别名]
# 或者: from VideoCapture.Device import displayCapturePinProperties [as 别名]
class myCam:
    def __init__(self,show=0):
        self.cam = Device(devnum=0, showVideoWindow=show)
        self.cam.setResolution(width=720, height=480)
        self.baseDir='C:\\Andrew\\data\\'
        
        tmp=time.localtime()
        self.dayStr='%02.0f%02.0f%02.0f' % (tmp[0]-2000,tmp[1],tmp[2])
        self.dataDir=self.baseDir + self.dayStr
        if not os.path.exists(self.dataDir):
            os.mkdir(self.dataDir)
        self.name='tmp'
    def setProperties(self):
        self.cam.displayCapturePinProperties()
    def grab(self,fn=None,q=90):
        if fn is None:
            fn='%stest.jpg' % self.baseDir
        self.cam.saveSnapshot(filename=fn, quality=q)
    def series(self,n=1,s=None):
        if not s is None:
            self.name=s
        for i in range(n):
            self.grab('%s\\%s%03.0f.jpg' % (self.dataDir,self.name,i))

# 需要导入模块: from VideoCapture import Device [as 别名]
# 或者: from VideoCapture.Device import displayCapturePinProperties [as 别名]
from pygame.locals import *
from PIL import ImageEnhance
#import MssUnitChr2 as ms
import MssUnit2 as ms # less talkative version of the MssUnit

#import UniversalLibrary as UL
import numpy as np

# camera parameters
res = (1344,1024)
#res = (640,480)
pixel_4x=[1.532,1.532] # one pixel in um at 4x, resolution 1344x1024
FRAMERATE = 25 # 25
pygame.init()
cam = Device()
cam.displayCapturePinProperties()
cam.setResolution(res[0],res[1])
screen = pygame.display.set_mode(res)
pygame.display.set_caption('CRACM Now')
pygame.font.init()
font = pygame.font.SysFont("Courier",11)      
    
brightness = 1.0
contrast = 1.0
shots = 0

# pygame control initial settings
moveLeft = False
moveRight = False
moveUp = False
moveDown = False

# 需要导入模块: from VideoCapture import Device [as 别名]
# 或者: from VideoCapture.Device import displayCapturePinProperties [as 别名]
from VideoCapture import Device
import time, string

## Specify the amount of seconds to wait between individual captures.
interval = 2

## If you get horizontal stripes or other errors in the captured picture
## (especially at high resolutions), try setting showVideoWindow=0.
cam = Device(devnum=0, showVideoWindow=1)
#cam = Device(devnum=1, showVideoWindow=1)

## Using the separate programs "setPropertiesDev0/1.pyw" before capturing
## works better for some devices.
## On the other hand, some devices don't remember their state, so the
## properties have to be set at every program start.
cam.displayCapturePinProperties()
#cam.displayCaptureFilterProperties()

print "press 'ctrl + c' to terminate"

i = 0
quant = interval * .1
starttime = time.time()
while 1:
    lasttime = now = int((time.time() - starttime) / interval)
    #print i
    cam.saveSnapshot('C:\\Windows\\Temp\\' + string.zfill(str(i), 4) + '.jpg', timestamp=3, boldfont=1)
    i += 1
    while now == lasttime:
        now = int((time.time() - starttime) / interval)
        time.sleep(quant)

# 需要导入模块: from VideoCapture import Device [as 别名]
# 或者: from VideoCapture.Device import displayCapturePinProperties [as 别名]
last_capture_time = time.time()
snapshots_persisted = False
monitor = True

while monitor:
    camshot = ImageEnhance.Brightness(cam.getImage()).enhance(brightness)
    camshot = ImageEnhance.Contrast(camshot).enhance(contrast)
    
    for event in pygame.event.get():
        if event.type == pygame.QUIT: monitor = False
        elif event.type == pygame.KEYUP:
            if event.key == pygame.K_1: brightness -= .1
            if event.key == pygame.K_2: brightness += .1
            if event.key == pygame.K_3: contrast -= .1
            if event.key == pygame.K_4: contrast += .1
            if event.key == pygame.K_q: cam.displayCapturePinProperties()
            if event.key == pygame.K_w: cam.displayCaptureFilterProperties()
            if event.key == pygame.K_ESCAPE: pygame.event.post(pygame.event.Event(QUIT,))
            if event.key == pygame.K_s:
                output_filename = current_directory + ".mp4"
                command_line = "ffmpeg.exe -r " + str(frames_per_second) + \
                               " -i " + os.path.join(current_directory, "%03d.jpg ") + \
                               output_filename
                print("Exporting video...")
                print("\t" + command_line)
                subprocess.call(command_line)
                print("Video exported to " + os.path.join(os.getcwd(), output_filename))
                current_directory = str(time.time())
                snapshots_persisted = True
                shots = 0