diff options
author | Andy Wingo <wingo@pobox.com> | 2005-07-12 13:27:32 +0000 |
---|---|---|
committer | Andy Wingo <wingo@pobox.com> | 2005-07-12 13:27:32 +0000 |
commit | 74f550caf049f7234b0f3e921fe3af2d643b3e8e (patch) | |
tree | 80d3420bdc409e555a07c9f5c851a2179d7175b3 /examples/filesrc.py | |
parent | 8136f429105b401e6df9a06069ff76751ae81c0c (diff) |
Moved all examples up from examples/gst/ into examples/.
Original commit message from CVS:
2005-07-12 Andy Wingo <wingo@pobox.com>
* configure.ac (AC_CONFIG_FILES):
* examples/: Moved all examples up from examples/gst/ into
examples/.
Diffstat (limited to 'examples/filesrc.py')
-rwxr-xr-x | examples/filesrc.py | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/examples/filesrc.py b/examples/filesrc.py new file mode 100755 index 0000000..b2e680b --- /dev/null +++ b/examples/filesrc.py @@ -0,0 +1,81 @@ +#!/usr/bin/env python +# +# GStreamer python bindings +# Copyright (C) 2002 David I. Lehn <dlehn@users.sourceforge.net> +# 2004 Johan Dahlin <johan@gnome.org> +# +# filesrc.py: implements a file source element completely in python +# +# This library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Library General Public +# License as published by the Free Software Foundation; either +# version 2 of the License, or (at your option) any later version. +# +# This library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Library General Public License for more details. +# +# You should have received a copy of the GNU Library General Public +# License along with this library; if not, write to the +# Free Software Foundation, Inc., 59 Temple Place - Suite 330, +# Boston, MA 02111-1307, USA. + +import sys +import gobject +import gst + +class FileSource(gst.Element): + blocksize = 4096 + fd = None + def __init__(self, name): + self.__gobject_init__() + self.set_name(name) + self.srcpad = gst.Pad('src', gst.PAD_SRC) + self.srcpad.set_get_function(self.srcpad_get) + self.add_pad(self.srcpad) + + def set_property(self, name, value): + if name == 'location': + self.fd = open(value, 'r') + + def srcpad_get(self, pad): + data = self.fd.read(self.blocksize) + if data: + return gst.Buffer(data) + else: + self.set_eos() + return gst.Event(gst.EVENT_EOS) +gobject.type_register(FileSource) + +def main(args): + print 'This example is not finished yet.' + return + + if len(args) != 3: + print 'Usage: %s input output' % (args[0]) + return -1 + + bin = gst.Pipeline('pipeline') + + filesrc = FileSource('filesource') + #filesrc = gst.Element('filesrc', 'src') + assert filesrc + filesrc.set_property('location', args[1]) + + filesink = gst.element_factory_make('filesink', 'sink') + filesink.set_property('location', args[2]) + + bin.add_many(filesrc, filesink) + gst.element_link_many(filesrc, filesink) + + bin.set_state(gst.STATE_PLAYING); + + while bin.iterate(): + pass + + bin.set_state(gst.STATE_NULL) + +if __name__ == '__main__': + sys.exit(main(sys.argv)) + |