gstreamer/gst-libs/gst/gl/gstglmeta.h

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/*
* GStreame
* Copyright (C) 2007 Matthew Waters <ystreet00@gmail.com>
*
* 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_GL_META_H_
#define _GST_GL_META_H_
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/video/gstvideometa.h>
#include "gstgldisplay.h"
#include "gstglmemory.h"
G_BEGIN_DECLS
typedef struct _GstGLMeta GstGLMeta;
GType gst_gl_meta_api_get_type (void);
#define GST_GL_META_API_TYPE (gst_gl_meta_api_get_type())
#define GST_GL_META_INFO (gst_gl_meta_get_info())
const GstMetaInfo * gst_gl_meta_get_info (void);
/**
* GstGLMeta:
* @meta: parent #GstMeta
* @buffer: #GstBuffer this meta belongs to
* @video_meta: the #GstVideoMeta associated with this meta
* @display: the #GstGLDisplay
* @texture_id: the GL texture associated with this meta
*
* Extra buffer metadata describing OpenGL objects
*/
struct _GstGLMeta {
GstMeta meta;
GstBuffer *buffer;
GstGLDisplay *display;
GstGLMemory *memory;
};
#ifndef OPENGL_ES2
# define GST_GL_VIDEO_CAPS \
GST_VIDEO_CAPS_MAKE ("{ RGB, RGBx, RGBA, BGR, BGRx, BGRA, xRGB, xBGR, ARGB, ABGR, I420, YV12, YUY2, UYVY, AYUV }")
#else /* OPENGL_ES2 */
# define GST_GL_VIDEO_CAPS \
GST_VIDEO_CAPS_MAKE ("{ RGB, RGBx, RGBA, I420, YV12, YUY2, UYVY, AYUV }")
#endif /* OPENGL_ES2 */
#define gst_buffer_get_gl_meta(b) ((GstGLMeta*)gst_buffer_get_meta((b),GST_GL_META_API_TYPE))
GstGLMeta * gst_buffer_add_gl_meta (GstBuffer * buffer, GstGLDisplay * display);
gboolean gst_gl_meta_map (GstVideoMeta *meta, guint plane, GstMapInfo *info,
gpointer *data, gint * stride, GstMapFlags flags);
gboolean gst_gl_meta_unmap (GstVideoMeta *meta, guint plane, GstMapInfo *info);
G_END_DECLS
#endif /* _GST_GL_META_H_ */