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67 lines
2 KiB
C
67 lines
2 KiB
C
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/* GStreamer
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* Copyright (C) <2015> British Broadcasting Corporation
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* Author: Chris Bass <dash@rd.bbc.co.uk>
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_SUBTITLE_META_H__
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#define __GST_SUBTITLE_META_H__
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#include <gst/gst.h>
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#include "subtitle.h"
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G_BEGIN_DECLS
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typedef struct _GstSubtitleMeta GstSubtitleMeta;
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/**
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* GstSubtitleMeta:
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* @meta: The parent #GstMeta.
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* @regions: The #GstSubtitleRegions containing layout and styling information
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* needed to render the subtitle text contained in the associated #GstBuffer.
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*
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* Metadata type that describes the layout and styling of subtitle text
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* contained in a #GstBuffer.
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*/
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struct _GstSubtitleMeta {
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GstMeta meta;
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GPtrArray *regions;
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};
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GType gst_subtitle_meta_api_get_type (void);
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#define GST_SUBTITLE_META_API_TYPE (gst_subtitle_meta_api_get_type())
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#define gst_buffer_get_subtitle_meta(b) \
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((GstSubtitleMeta*)gst_buffer_get_meta ((b), GST_SUBTITLE_META_API_TYPE))
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#define GST_SUBTITLE_META_INFO (gst_subtitle_meta_get_info())
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gboolean gst_subtitle_meta_init (GstMeta * meta, gpointer params,
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GstBuffer * buffer);
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void gst_subtitle_meta_free (GstMeta * meta, GstBuffer * buffer);
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const GstMetaInfo * gst_subtitle_meta_get_info (void);
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GstSubtitleMeta * gst_buffer_add_subtitle_meta (GstBuffer * buffer,
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GPtrArray * regions);
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G_END_DECLS
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#endif /* __GST_SUBTITLE_META_H__ */
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