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68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/* GStreamer
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* Copyright (C) 2011 Collabora Ltd.
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* Copyright (C) 2011 Intel
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*
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* Author: Nicolas Dufresne <nicolas.dufresne@collabora.com>
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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_SURFACE_META_H_
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#define _GST_SURFACE_META_H_
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#ifndef GST_USE_UNSTABLE_API
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#warning "GstSurfaceMeta is unstable API and may change in future."
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#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
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#endif
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#include <gst/gst.h>
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#include <gst/video/gstsurfaceconverter.h>
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G_BEGIN_DECLS
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typedef struct _GstSurfaceMeta GstSurfaceMeta;
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/**
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* GstSurfaceMeta:
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* @create_converter: vmethod to create a converter.
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*
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*/
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struct _GstSurfaceMeta {
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GstMeta meta;
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GstSurfaceConverter * (*create_converter) (GstSurfaceMeta *meta,
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const gchar *type,
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GValue *dest);
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};
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GType gst_surface_meta_api_get_type (void);
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#define GST_SURFACE_META_API_TYPE (gst_surface_meta_api_get_type())
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const GstMetaInfo *gst_surface_meta_get_info (void);
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#define GST_SURFACE_META_INFO (gst_surface_meta_get_info())
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#define gst_buffer_get_surface_meta(b) \
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((GstSurfaceMeta*)gst_buffer_get_meta((b),GST_SURFACE_META_API_TYPE))
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#define gst_buffer_add_surface_meta(b) \
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((GstSurfaceMeta*)gst_buffer_add_meta((b),GST_SURFACE_META_INFO,NULL))
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GstSurfaceConverter *gst_surface_meta_create_converter (GstSurfaceMeta *meta,
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const gchar *type,
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GValue *dest);
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G_END_DECLS
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#endif
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