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83 lines
2.6 KiB
C
83 lines
2.6 KiB
C
/* GStreamer DVB subtitles overlay
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* Copyright (c) 2010 Mart Raudsepp <mart.raudsepp@collabora.co.uk>
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* Copyright (c) 2010 ONELAN Ltd.
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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 License
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* as published by the Free Software Foundation; either version 2
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* 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
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* GNU 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 License
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* along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_DVBSUB_OVERLAY_H__
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#define __GST_DVBSUB_OVERLAY_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/video-overlay-composition.h>
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#include "dvb-sub.h"
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G_BEGIN_DECLS
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#define GST_TYPE_DVBSUB_OVERLAY (gst_dvbsub_overlay_get_type())
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#define GST_DVBSUB_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DVBSUB_OVERLAY,GstDVBSubOverlay))
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#define GST_DVBSUB_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DVBSUB_OVERLAY,GstDVBSubOverlayClass))
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#define GST_IS_DVBSUB_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DVBSUB_OVERLAY))
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#define GST_IS_DVBSUB_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DVBSUB_OVERLAY))
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typedef struct _GstDVBSubOverlay GstDVBSubOverlay;
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typedef struct _GstDVBSubOverlayClass GstDVBSubOverlayClass;
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struct _GstDVBSubOverlay
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{
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GstElement element;
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GstPad *video_sinkpad, *text_sinkpad, *srcpad;
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/* properties */
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gboolean enable;
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gint max_page_timeout;
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gboolean force_end;
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/* <private> */
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GstSegment video_segment;
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GstSegment subtitle_segment;
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GstVideoInfo info;
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DVBSubtitles *current_subtitle; /* The currently active set of subtitle regions, if any */
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GstVideoOverlayComposition *current_comp;
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GQueue *pending_subtitles; /* A queue of raw subtitle region sets with
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* metadata that are waiting their running time */
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GMutex dvbsub_mutex; /* protects the queue and the DvbSub instance */
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DvbSub *dvb_sub;
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/* subtitle data submitted to dvb_sub but no sub received yet */
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gboolean pending_sub;
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/* last text pts */
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GstClockTime last_text_pts;
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gboolean attach_compo_to_buffer;
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};
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struct _GstDVBSubOverlayClass
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{
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GstElementClass parent_class;
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};
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GType gst_dvbsub_overlay_get_type (void);
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GST_ELEMENT_REGISTER_DECLARE (dvbsuboverlay);
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G_END_DECLS
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#endif
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