/usr/include/gstreamer-0.10/gst/video/video-overlay-composition.h is in libgstreamer-plugins-base0.10-dev 0.10.36-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 | /* GStreamer Video Overlay Composition
* Copyright (C) 2011 Intel Corporation
* Copyright (C) 2011 Collabora Ltd.
* Copyright (C) 2011 Tim-Philipp Müller <tim centricular net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_VIDEO_OVERLAY_COMPOSITION_H__
#define __GST_VIDEO_OVERLAY_COMPOSITION_H__
#include <gst/gst.h>
#include <gst/video/video.h>
G_BEGIN_DECLS
/**
* GstVideoOverlayRectangle:
*
* An opaque video overlay rectangle object. A rectangle contains a single
* overlay rectangle which can be added to a composition.
*
* Since: 0.10.36
*/
#define GST_TYPE_VIDEO_OVERLAY_RECTANGLE \
(gst_video_overlay_rectangle_get_type ())
#define GST_VIDEO_OVERLAY_RECTANGLE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_OVERLAY_RECTANGLE, GstVideoOverlayRectangle))
#define GST_IS_VIDEO_OVERLAY_RECTANGLE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_OVERLAY_RECTANGLE))
typedef struct _GstVideoOverlayRectangle GstVideoOverlayRectangle;
typedef struct _GstVideoOverlayRectangleClass GstVideoOverlayRectangleClass;
/**
* gst_video_overlay_rectangle_ref:
* @comp: a a #GstVideoOverlayRectangle.
*
* Increases the refcount of the given rectangle by one.
*
* Note that the refcount affects the writeability
* of @comp, use gst_video_overlay_rectangle_copy() to ensure a rectangle can
* be modified (there is no gst_video_overlay_rectangle_make_writable() because
* it is unlikely that someone will hold the single reference to the rectangle
* and not know that that's the case).
*
* Returns: (transfer full): @comp
*
* Since: 0.10.36
*/
#ifdef _FOOL_GTK_DOC_
G_INLINE_FUNC GstVideoOverlayRectangle *
gst_video_overlay_rectangle_ref (GstVideoOverlayRectangle * comp);
#endif
static inline GstVideoOverlayRectangle *
gst_video_overlay_rectangle_ref (GstVideoOverlayRectangle * comp)
{
return (GstVideoOverlayRectangle *) gst_mini_object_ref (GST_MINI_OBJECT_CAST (comp));
}
/**
* gst_video_overlay_rectangle_unref:
* @comp: (transfer full): a #GstVideoOverlayRectangle.
*
* Decreases the refcount of the rectangle. If the refcount reaches 0, the
* rectangle will be freed.
*
* Since: 0.10.36
*/
#ifdef _FOOL_GTK_DOC_
G_INLINE_FUNC void
gst_video_overlay_rectangle_unref (GstVideoOverlayRectangle * comp);
#endif
static inline void
gst_video_overlay_rectangle_unref (GstVideoOverlayRectangle * comp)
{
gst_mini_object_unref (GST_MINI_OBJECT_CAST (comp));
}
/**
* GstVideoOverlayFormatFlags:
* @GST_VIDEO_OVERLAY_FORMAT_FLAG_NONE: no flags
*
* Overlay format flags.
*
* Since: 0.10.36
*/
typedef enum {
GST_VIDEO_OVERLAY_FORMAT_FLAG_NONE = 0
} GstVideoOverlayFormatFlags;
GType gst_video_overlay_rectangle_get_type (void);
GstVideoOverlayRectangle * gst_video_overlay_rectangle_new_argb (GstBuffer * pixels,
guint width, guint height, guint stride,
gint render_x, gint render_y,
guint render_width, guint render_height,
GstVideoOverlayFormatFlags flags);
GstVideoOverlayRectangle * gst_video_overlay_rectangle_copy (GstVideoOverlayRectangle * rectangle);
guint gst_video_overlay_rectangle_get_seqnum (GstVideoOverlayRectangle * rectangle);
void gst_video_overlay_rectangle_set_render_rectangle (GstVideoOverlayRectangle * rectangle,
gint render_x,
gint render_y,
guint render_width,
guint render_height);
gboolean gst_video_overlay_rectangle_get_render_rectangle (GstVideoOverlayRectangle * rectangle,
gint * render_x,
gint * render_y,
guint * render_width,
guint * render_height);
GstBuffer * gst_video_overlay_rectangle_get_pixels_argb (GstVideoOverlayRectangle * rectangle,
guint * stride,
GstVideoOverlayFormatFlags flags);
GstBuffer * gst_video_overlay_rectangle_get_pixels_unscaled_argb (GstVideoOverlayRectangle * rectangle,
guint * width,
guint * height,
guint * stride,
GstVideoOverlayFormatFlags flags);
/**
* GstVideoOverlayComposition:
*
* An opaque video overlay composition object. A composition contains
* multiple overlay rectangles.
*
* Since: 0.10.36
*/
#define GST_TYPE_VIDEO_OVERLAY_COMPOSITION \
(gst_video_overlay_composition_get_type ())
#define GST_VIDEO_OVERLAY_COMPOSITION(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_OVERLAY_COMPOSITION, GstVideoOverlayComposition))
#define GST_IS_VIDEO_OVERLAY_COMPOSITION(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_OVERLAY_COMPOSITION))
typedef struct _GstVideoOverlayComposition GstVideoOverlayComposition;
typedef struct _GstVideoOverlayCompositionClass GstVideoOverlayCompositionClass;
/**
* gst_video_overlay_composition_ref:
* @comp: a a #GstVideoOverlayComposition.
*
* Increases the refcount of the given composition by one.
*
* Note that the refcount affects the writeability
* of @comp, use gst_video_overlay_composition_make_writable() to ensure
* a composition and its rectangles can be modified.
*
* Returns: (transfer full): @comp
*
* Since: 0.10.36
*/
#ifdef _FOOL_GTK_DOC_
G_INLINE_FUNC GstVideoOverlayComposition *
gst_video_overlay_composition_ref (GstVideoOverlayComposition * comp);
#endif
static inline GstVideoOverlayComposition *
gst_video_overlay_composition_ref (GstVideoOverlayComposition * comp)
{
return (GstVideoOverlayComposition *) gst_mini_object_ref (GST_MINI_OBJECT_CAST (comp));
}
/**
* gst_video_overlay_composition_unref:
* @comp: (transfer full): a #GstVideoOverlayComposition.
*
* Decreases the refcount of the composition. If the refcount reaches 0, the
* composition will be freed.
*
* Since: 0.10.36
*/
#ifdef _FOOL_GTK_DOC_
G_INLINE_FUNC void
gst_video_overlay_composition_unref (GstVideoOverlayComposition * comp);
#endif
static inline void
gst_video_overlay_composition_unref (GstVideoOverlayComposition * comp)
{
gst_mini_object_unref (GST_MINI_OBJECT_CAST (comp));
}
GType gst_video_overlay_composition_get_type (void);
GstVideoOverlayComposition * gst_video_overlay_composition_copy (GstVideoOverlayComposition * comp);
GstVideoOverlayComposition * gst_video_overlay_composition_make_writable (GstVideoOverlayComposition * comp);
GstVideoOverlayComposition * gst_video_overlay_composition_new (GstVideoOverlayRectangle * rectangle);
void gst_video_overlay_composition_add_rectangle (GstVideoOverlayComposition * comp,
GstVideoOverlayRectangle * rectangle);
guint gst_video_overlay_composition_n_rectangles (GstVideoOverlayComposition * comp);
GstVideoOverlayRectangle * gst_video_overlay_composition_get_rectangle (GstVideoOverlayComposition * comp, guint n);
guint gst_video_overlay_composition_get_seqnum (GstVideoOverlayComposition * comp);
/* blend composition onto raw video buffer */
gboolean gst_video_overlay_composition_blend (GstVideoOverlayComposition * comp,
GstBuffer * video_buf);
/* attach/retrieve composition from buffers */
void gst_video_buffer_set_overlay_composition (GstBuffer * buf,
GstVideoOverlayComposition * comp);
GstVideoOverlayComposition * gst_video_buffer_get_overlay_composition (GstBuffer * buf);
G_END_DECLS
#endif /* __GST_VIDEO_OVERLAY_COMPOSITION_H__ */
|