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1 /*
2  * Copyright (C) 2010 Ole André Vadla Ravnås <oleavr@soundrop.com>
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Library General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Library General Public License for more details.
13  *
14  * You should have received a copy of the GNU Library General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  */
19 
20 #ifndef __GST_CORE_VIDEO_BUFFER_H__
21 #define __GST_CORE_VIDEO_BUFFER_H__
22 
23 #include <gst/gst.h>
24 #include <gst/video/video.h>
25 #include <gst/video/gstvideometa.h>
26 #include "videotexturecache.h"
27 
28 #include "CoreVideo/CoreVideo.h"
29 
30 G_BEGIN_DECLS
31 
32 #define GST_CORE_VIDEO_META_API_TYPE (gst_core_video_meta_api_get_type())
33 #define gst_buffer_get_core_video_meta(b) \
34   ((GstCoreVideoMeta*)gst_buffer_get_meta((b),GST_CORE_VIDEO_META_API_TYPE))
35 
36 typedef struct _GstCoreVideoMeta
37 {
38   GstMeta meta;
39 
40   CVBufferRef cvbuf;
41   CVPixelBufferRef pixbuf;
42 } GstCoreVideoMeta;
43 
44 GstBuffer * gst_core_video_buffer_new      (CVBufferRef cvbuf,
45                                             GstVideoInfo *info,
46                                             GstVideoTextureCache *cache);
47 gboolean gst_core_video_info_init_from_pixel_buffer (GstVideoInfo * info,
48                                                      CVPixelBufferRef pixel_buf);
49 void gst_core_video_wrap_pixel_buffer      (GstBuffer * buf,
50                                             GstVideoInfo * info,
51                                             CVPixelBufferRef pixel_buf,
52                                             GstVideoTextureCache *cache,
53                                             gboolean * has_padding);
54 GType gst_core_video_meta_api_get_type (void);
55 
56 G_END_DECLS
57 
58 #endif /* __GST_CORE_VIDEO_BUFFER_H__ */
59