mirror of https://github.com/python/cpython.git
57 lines
1.3 KiB
Python
Executable File
57 lines
1.3 KiB
Python
Executable File
# Live video output (display video on the screen, presumably from the net)
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import gl
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from VFile import Displayer
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# Video output (displayer) class.
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class LiveVideoOut:
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def init(self, wid, xywh, vw, vh):
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##print 'Init', wid, xywh
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##print 'video', vw, vw
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self.vw = vw
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self.vh = vh
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self.disp = Displayer().init()
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info = ('rgb8', vw, vh, 1, 8, 0, 0, 0, 0)
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self.disp.setinfo(info)
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self.wid = wid
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oldwid = gl.winget()
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gl.winset(wid)
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self.disp.initcolormap()
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self.resize(xywh)
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gl.winset(oldwid)
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return self
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def resize(self, (x, y, w, h)):
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oldwid = gl.winget()
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gl.winset(self.wid)
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##print 'Resize', x, y, w, h
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gl.winposition(x, x+w-1, y, y+h-1)
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gl.reshapeviewport()
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if w < self.vw or h < self.vh:
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self.toosmall = 1
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else:
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self.disp.xorigin = (w-self.vw)/2
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self.disp.yorigin = (h-self.vh)/2
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self.toosmall = 0
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##print 'VIDEO OFFSET:', \
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## self.disp.xorigin, self.disp.yorigin
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self.disp.clear()
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gl.winset(oldwid)
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def putnextpacket(self, pos, data):
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if self.toosmall:
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return
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oldwid = gl.winget()
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gl.winset(self.wid)
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nline = len(data)/self.vw
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if nline*self.vw <> len(data):
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print 'Incorrect-sized video fragment'
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self.disp.showpartframe(data, None, (0, pos, self.vw, nline))
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gl.winset(oldwid)
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def close(self):
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print 'Done video out'
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