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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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e41a6b6fac
Instead of focusing on the instances of the clips and their children, we relax the check to allow moving track element clip between clips that share a common asset. This makes it as correct conceptually but more flexible, and the code becomes simpler.
98 lines
3.3 KiB
Python
98 lines
3.3 KiB
Python
# -*- Mode: Python; py-indent-offset: 4 -*-
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# vim: tabstop=4 shiftwidth=4 expandtab
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#
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# GES.py
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#
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# Copyright (C) 2012 Thibault Saunier <thibault.saunier@collabora.com>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This program 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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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this program; 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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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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import sys
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from ..overrides import override
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from ..importer import modules
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from gi.repository import GObject
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if sys.version_info >= (3, 0):
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_basestring = str
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_callable = lambda c: hasattr(c, '__call__')
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else:
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_basestring = basestring
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_callable = callable
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GES = modules['GES']._introspection_module
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__all__ = []
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if GES._version == '0.10':
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import warnings
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warn_msg = "You have imported the GES 0.10 module. Because GES 0.10 \
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was not designed for use with introspection some of the \
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interfaces and API will fail. As such this is not supported \
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by the GStreamer development team and we encourage you to \
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port your app to GES 1 or greater. static python bindings is the recomended \
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python module to use with GES 0.10"
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warnings.warn(warn_msg, RuntimeWarning)
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def __timeline_element__repr__(self):
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return "%s [%s (%s) %s]" % (
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self.props.name,
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Gst.TIME_ARGS(self.props.start),
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Gst.TIME_ARGS(self.props.in_point),
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Gst.TIME_ARGS(self.props.duration),
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)
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__prev_set_child_property = GES.TimelineElement.set_child_property
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def __timeline_element_set_child_property(self, prop_name, prop_value):
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res, _, pspec = GES.TimelineElement.lookup_child(self, prop_name)
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if not res:
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return res
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v = GObject.Value()
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v.init(pspec.value_type)
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v.set_value(prop_value)
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return __prev_set_child_property(self, prop_name, v)
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GES.TimelineElement.__repr__ = __timeline_element__repr__
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GES.TimelineElement.set_child_property = __timeline_element_set_child_property
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GES.TrackElement.set_child_property = GES.TimelineElement.set_child_property
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GES.Container.edit = GES.TimelineElement.edit
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__prev_asset_repr = GES.Asset.__repr__
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def __asset__repr__(self):
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return "%s(%s)" % (__prev_asset_repr(self), self.props.id)
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GES.Asset.__repr__ = __asset__repr__
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def __timeline_iter_clips(self):
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"""Iterate all clips in a timeline"""
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for layer in self.get_layers():
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for clip in layer.get_clips():
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yield clip
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GES.Timeline.iter_clips = __timeline_iter_clips
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try:
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from gi.repository import Gst
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Gst
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except:
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raise RuntimeError("GSt couldn't be imported, make sure you have gst-python installed")
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