1 /*
2  * Copyright (C) 2015 Alessandro Decina <twi@centricular.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_TEXTURE_CACHE_H__
21 #define __GST_CORE_VIDEO_TEXTURE_CACHE_H__
22 
23 #include <gst/video/gstvideometa.h>
24 #include <gst/gl/gl.h>
25 #include "corevideomemory.h"
26 
27 G_BEGIN_DECLS
28 
29 typedef struct _GstVideoTextureCache
30 {
31   GstGLContext *ctx;
32 #if HAVE_IOS
33   CVOpenGLESTextureCacheRef cache;
34 #else
35   GstBufferPool *pool;
36 #endif
37   GstVideoInfo input_info;
38   GstVideoInfo output_info;
39 
40   gboolean configured;
41   GstCaps *in_caps;
42   GstCaps *out_caps;
43 } GstVideoTextureCache;
44 
45 GstVideoTextureCache *gst_video_texture_cache_new (GstGLContext * ctx);
46 void gst_video_texture_cache_free (GstVideoTextureCache * cache);
47 void gst_video_texture_cache_set_format (GstVideoTextureCache * cache,
48     GstVideoFormat in_format, GstCaps * out_caps);
49 gboolean gst_video_texture_cache_upload (GstVideoGLTextureUploadMeta * meta, guint texture_id[4]);
50 GstMemory *gst_video_texture_cache_create_memory (GstVideoTextureCache * cache,
51     GstAppleCoreVideoPixelBuffer *gpixbuf, guint plane, gsize size);
52 
53 G_END_DECLS
54 
55 #endif /* __GST_CORE_VIDEO_TEXTURE_CACHE_H__ */
56