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83 lines
2.4 KiB
Python
Executable file
83 lines
2.4 KiB
Python
Executable file
#!/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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# GStreamer python bindings
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# Copyright (C) 2002 David I. Lehn <dlehn@users.sourceforge.net>
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# 2004 Johan Dahlin <johan@gnome.org>
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#
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# filesrc.py: implements a file source element completely in python
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Library General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Library General Public License for more details.
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#
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# You should have received a copy of the GNU Library General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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import sys
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import gobject
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import gst
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class FileSource(gst.Element):
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blocksize = 4096
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fd = None
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def __init__(self, name):
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self.__gobject_init__()
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self.set_name(name)
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self.srcpad = gst.Pad('src', gst.PAD_SRC)
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self.srcpad.set_get_function(self.srcpad_get)
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self.add_pad(self.srcpad)
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def set_property(self, name, value):
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if name == 'location':
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self.fd = open(value, 'r')
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def srcpad_get(self, pad):
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data = self.fd.read(self.blocksize)
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if data:
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return gst.Buffer(data)
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else:
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self.set_eos()
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return gst.Event(gst.EVENT_EOS)
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gobject.type_register(FileSource)
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def main(args):
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print 'This example is not finished yet.'
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return
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if len(args) != 3:
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print 'Usage: %s input output' % (args[0])
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return -1
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bin = gst.Pipeline('pipeline')
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filesrc = FileSource('filesource')
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#filesrc = gst.Element('filesrc', 'src')
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assert filesrc
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filesrc.set_property('location', args[1])
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filesink = gst.element_factory_make('filesink', 'sink')
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filesink.set_property('location', args[2])
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bin.add_many(filesrc, filesink)
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gst.element_link_many(filesrc, filesink)
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bin.set_state(gst.STATE_PLAYING);
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while bin.iterate():
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pass
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bin.set_state(gst.STATE_NULL)
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if __name__ == '__main__':
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sys.exit(main(sys.argv))
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