var.video.VideoSynthBase Class Reference

Inheritance diagram for var.video.VideoSynthBase:

Collaboration diagram for var.video.VideoSynthBase:

Public Member Functions
def	__init__ (self, size=None, noise=0.0, bg=None, **params)
def	render (self, dst)
def	read (self, dst=None)
def	isOpened (self)

Public Attributes
	bg
	frame_size
	noise

Detailed Description

Definition at line 78 of file video.py.

Constructor & Destructor Documentation

__init__()

def var.video.VideoSynthBase.__init__	(		self,
			size = None,
			noise = 0.0,
			bg = None,
		**	params
	)

Definition at line 79 of file video.py.

    def __init__(self, size=None, noise=0.0, bg = None, **params):
        self.bg = None
        self.frame_size = (640, 480)
        if bg is not None:
            self.bg = cv.imread(cv.samples.findFile(bg))
            h, w = self.bg.shape[:2]
            self.frame_size = (w, h)
 
        if size is not None:
            w, h = map(int, size.split('x'))
            self.frame_size = (w, h)
            self.bg = cv.resize(self.bg, self.frame_size)
 
        self.noise = float(noise)
 

Member Function Documentation

isOpened()

def var.video.VideoSynthBase.isOpened

(

self

)

Definition at line 113 of file video.py.

    def isOpened(self):
        return True
 

read()

def var.video.VideoSynthBase.read	(		self,
			dst = None
	)

Reimplemented in var.video.Cube, and var.video.Book.

Definition at line 97 of file video.py.

    def read(self, dst=None):
        w, h = self.frame_size
 
        if self.bg is None:
            buf = np.zeros((h, w, 3), np.uint8)
        else:
            buf = self.bg.copy()
 
        self.render(buf)
 
        if self.noise > 0.0:
            noise = np.zeros((h, w, 3), np.int8)
            cv.randn(noise, np.zeros(3), np.ones(3)*255*self.noise)
            buf = cv.add(buf, noise, dtype=cv.CV_8UC3)
        return True, buf
 

render()

def var.video.VideoSynthBase.render	(		self,
			dst
	)

Reimplemented in var.video.Chess.

Definition at line 94 of file video.py.

    def render(self, dst):
        pass
 

Here is the caller graph for this function:

Member Data Documentation

bg

var.video.VideoSynthBase.bg

Definition at line 80 of file video.py.

frame_size

var.video.VideoSynthBase.frame_size

Definition at line 81 of file video.py.

noise

var.video.VideoSynthBase.noise

Definition at line 92 of file video.py.

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The documentation for this class was generated from the following file:

• repos_for_Dox/cFp_Zoo/HOST/vision/common/languages/python/var/video.py