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45 lines
1.2 KiB
Python
45 lines
1.2 KiB
Python
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#!/usr/bin/env python
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# -*- Mode: Python -*-
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# vi:si:et:sw=4:sts=4:ts=4
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# videomixer-controller.py
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# (c) 2008 Stefan Kost <ensonic@users.sf.net>
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# Test case for the GstController using videomixer and videotestsrc
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import pygst
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pygst.require('0.10')
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import gst
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import time
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def main():
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pipeline = gst.Pipeline("videocontroller")
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src = gst.element_factory_make("videotestsrc", "src")
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mix = gst.element_factory_make("videomixer", "mix")
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conv = gst.element_factory_make("ffmpegcolorspace", "conv")
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sink = gst.element_factory_make("autovideosink", "sink")
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pipeline.add(src, mix, conv, sink)
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spad = src.get_static_pad('src')
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dpad = mix.get_request_pad('sink_%d')
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spad.link(dpad)
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mix.link(conv)
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conv.link(sink)
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control = gst.Controller(dpad, "xpos", "ypos")
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control.set_interpolation_mode("xpos", gst.INTERPOLATE_LINEAR)
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control.set_interpolation_mode("ypos", gst.INTERPOLATE_LINEAR)
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control.set("xpos", 0, 0)
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control.set("xpos", 5 * gst.SECOND, 200)
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control.set("ypos", 0, 0)
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control.set("ypos", 5 * gst.SECOND, 200)
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pipeline.set_state(gst.STATE_PLAYING)
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time.sleep(7)
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if __name__ == "__main__":
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main()
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