1/*
2 * GStreamer
3 * Copyright (C) 2012 Matthew Waters <ystree00@gmail.com>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#ifndef __GST_GL_UPLOAD_H__
22#define __GST_GL_UPLOAD_H__
23
24#include <gst/video/video.h>
25
26#include <gst/gl/gstgl_fwd.h>
27
28G_BEGIN_DECLS
29
30GST_GL_API
31GType gst_gl_upload_get_type (void);
32#define GST_TYPE_GL_UPLOAD (gst_gl_upload_get_type())
33#define GST_GL_UPLOAD(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_UPLOAD,GstGLUpload))
34#define GST_GL_UPLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_UPLOAD,GstGLUploadClass))
35#define GST_IS_GL_UPLOAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_UPLOAD))
36#define GST_IS_GL_UPLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_UPLOAD))
37#define GST_GL_UPLOAD_CAST(obj) ((GstGLUpload*)(obj))
38
39/**
40 * GstGLUploadReturn:
41 * @GST_GL_UPLOAD_DONE: No further processing required
42 * @GST_GL_UPLOAD_ERROR: An unspecified error occurred
43 * @GST_GL_UPLOAD_UNSUPPORTED: The configuration is unsupported.
44 * @GST_GL_UPLOAD_RECONFIGURE: This element requires a reconfiguration.
45 * @GST_GL_UPLOAD_UNSHARED_GL_CONTEXT: private return value.
46 */
47typedef enum
48{
49 GST_GL_UPLOAD_DONE = 1,
50
51 GST_GL_UPLOAD_ERROR = -1,
52 GST_GL_UPLOAD_UNSUPPORTED = -2,
53 GST_GL_UPLOAD_RECONFIGURE = -3,
54
55 GST_GL_UPLOAD_UNSHARED_GL_CONTEXT = -100,
56} GstGLUploadReturn;
57
58/**
59 * GstGLUpload
60 *
61 * Opaque #GstGLUpload object
62 */
63struct _GstGLUpload
64{
65 GstObject parent;
66
67 GstGLContext *context;
68
69 /*< private >*/
70 GstGLUploadPrivate *priv;
71
72 gpointer _reserved[GST_PADDING];
73};
74
75/**
76 * GstGLUploadClass:
77 *
78 * The #GstGLUploadClass struct only contains private data
79 */
80struct _GstGLUploadClass
81{
82 GstObjectClass object_class;
83
84 /*< private >*/
85 gpointer _padding[GST_PADDING];
86};
87
88GST_GL_API
89GstCaps * gst_gl_upload_get_input_template_caps (void);
90
91GST_GL_API
92GstGLUpload * gst_gl_upload_new (GstGLContext * context);
93
94GST_GL_API
95void gst_gl_upload_set_context (GstGLUpload * upload,
96 GstGLContext * context);
97
98GST_GL_API
99GstCaps * gst_gl_upload_transform_caps (GstGLUpload * upload,
100 GstGLContext * context,
101 GstPadDirection direction,
102 GstCaps * caps,
103 GstCaps * filter);
104GST_GL_API
105gboolean gst_gl_upload_set_caps (GstGLUpload * upload,
106 GstCaps * in_caps,
107 GstCaps * out_caps);
108GST_GL_API
109void gst_gl_upload_get_caps (GstGLUpload * upload,
110 GstCaps ** in_caps,
111 GstCaps ** out_caps);
112GST_GL_API
113void gst_gl_upload_propose_allocation (GstGLUpload * upload,
114 GstQuery * decide_query,
115 GstQuery * query);
116
117GST_GL_API
118GstGLUploadReturn gst_gl_upload_perform_with_buffer (GstGLUpload * upload,
119 GstBuffer * buffer,
120 GstBuffer ** outbuf_ptr);
121
122GST_GL_API
123GstCaps * gst_gl_upload_fixate_caps (GstGLUpload * upload,
124 GstPadDirection direction,
125 GstCaps * caps,
126 GstCaps * othercaps);
127
128G_END_DECLS
129
130#endif /* __GST_GL_UPLOAD_H__ */
131

source code of include/gstreamer-1.0/gst/gl/gstglupload.h