gstreamer/ges/ges-screenshot.c

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/* Small helper element for format conversion
* Copyright (C) 2005 Tim-Philipp Müller <tim centricular net>
* Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
*
* 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
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <gst/video/video.h>
#include "ges-screenshot.h"
#include "ges-internal.h"
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/**
* ges_play_sink_convert_frame:
* @playsink: The playsink to get last frame from
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* @caps: The caps defining the format the return value will have
*
* Get the last buffer @playsink showed
*
* Returns: (transfer full): A #GstSample containing the last frame from
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* @playsink in the format defined by the @caps
*/
GstSample *
ges_play_sink_convert_frame (GstElement * playsink, GstCaps * caps)
{
GstSample *sample = NULL;
g_signal_emit_by_name (playsink, "convert-sample", caps, &sample);
return sample;
}