- added

git-svn-id: http://moon:8086/svn/software/trunk/projects/opencv@310 b431acfa-c32f-4a4a-93f1-934dc6c82436

picam_test.py

@@ -0,0 +1,54 @@
+# import the necessary packages
+from __future__ import print_function
+from imutils.video import FPS
+from picamera import PiCamera
+from picamera import CircularIO
+import imutils
+import time
+import cv2
+
+class MyCameraIo(object):
+	def __init__(self, frameSize):
+		print("MyCameraIo")
+		self.frameSize = frameSize[0]*frameSize[1]
+		self.size = 0
+		self.frames = 0
+		self.fps = None
+
+	def writable(self):
+		return True
+
+	def write(self, data):
+		if self.size == 0:
+			self.fps = FPS().start()
+
+		self.size += len(data)
+		self.frames += len(data)/(3*self.frameSize)
+
+	def size(self):
+		print("size")
+		return self.size
+
+	def flush(self):
+		if self.size > 0:
+			self.fps.stop()
+			print("Recorded " + str(self.frames) + " frames (" + str(self.size) + " bytes)")
+			print("FPS = " + str(self.frames/self.fps.elapsed()))
+
+
+# initialize the camera and stream
+camera = PiCamera()
+camera.resolution = (320, 240)
+camera.framerate = 90
+
+myCameraIo = MyCameraIo(camera.resolution)
+camera.start_recording(myCameraIo, format="bgr")
+
+# allow the camera to warmup and start the FPS counter
+print("[INFO] sampling frames from `picamera` module...")
+time.sleep(10.0)
+
+# do a bit of cleanup
+cv2.destroyAllWindows()
+camera.close()
+