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/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef _GST_GL_RENDERBUFFER_H_
#define _GST_GL_RENDERBUFFER_H_
#include <gst/gst.h>
#include <gst/gstallocator.h>
#include <gst/gstmemory.h>
#include <gst/gl/gstglbasememory.h>
G_BEGIN_DECLS
#define GST_TYPE_GL_RENDERBUFFER_ALLOCATOR (gst_gl_renderbuffer_allocator_get_type())
GST_EXPORT GType gst_gl_renderbuffer_allocator_get_type(void);
#define GST_IS_GL_RENDERBUFFER_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR))
#define GST_IS_GL_RENDERBUFFER_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR))
#define GST_GL_RENDERBUFFER_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR, GstGLRenderbufferAllocatorClass))
#define GST_GL_RENDERBUFFER_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR, GstGLRenderbufferAllocator))
#define GST_GL_RENDERBUFFER_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR, GstGLRenderbufferAllocatorClass))
#define GST_GL_RENDERBUFFER_ALLOCATOR_CAST(obj) ((GstGLRenderbufferAllocator *)(obj))
#define GST_GL_RENDERBUFFER_CAST(obj) ((GstGLRenderbuffer *) obj)
/**
* GST_GL_RENDERBUFFER_ALLOCATOR_NAME:
*
* The name of the GL renderbuffer allocator
*/
#define GST_GL_RENDERBUFFER_ALLOCATOR_NAME "GLRenderbuffer"
/**
* GstGLRenderbuffer:
* @mem: the parent object
* @renderbuffer_id: the GL texture id for this memory
* @renderbuffer_type: the texture type
* @width: the width
* @height: the height
*
* Represents information about a GL renderbuffer
*/
struct _GstGLRenderbuffer
{
GstGLBaseMemory mem;
guint renderbuffer_id;
GstGLFormat renderbuffer_format;
guint width;
guint height;
/* <protected> */
gboolean renderbuffer_wrapped;
/* <private> */
gpointer _padding[GST_PADDING];
};
/**
* GstGLRenderbufferAllocator
*
* Opaque #GstGLRenderbufferAllocator struct
*/
struct _GstGLRenderbufferAllocator
{
GstGLBaseMemoryAllocator parent;
/* <private> */
gpointer _padding[GST_PADDING];
};
/**
* GstGLRenderbufferAllocatorClass:
*
* The #GstGLRenderbufferAllocatorClass only contains private data
*/
struct _GstGLRenderbufferAllocatorClass
{
GstGLBaseMemoryAllocatorClass parent_class;
/* <private> */
gpointer _padding[GST_PADDING];
};
#include <gst/gl/gstglbasememory.h>
GST_EXPORT GType gst_gl_renderbuffer_allocation_params_get_type (void);
#define GST_TYPE_RENDERBUFFER_ALLOCATION_PARAMS (gst_gl_renderbuffer_allocation_params_get_type)
typedef struct
{
GstGLAllocationParams parent;
GstGLFormat renderbuffer_format;
guint width;
guint height;
/* <private> */
gpointer _padding[GST_PADDING];
} GstGLRenderbufferAllocationParams;
GST_EXPORT
GstGLRenderbufferAllocationParams * gst_gl_renderbuffer_allocation_params_new (GstGLContext * context,
GstAllocationParams * alloc_params,
GstGLFormat renderbuffer_format,
guint width,
guint height);
GST_EXPORT
GstGLRenderbufferAllocationParams * gst_gl_renderbuffer_allocation_params_new_wrapped (GstGLContext * context,
GstAllocationParams * alloc_params,
GstGLFormat renderbuffer_format,
guint width,
guint height,
gpointer gl_handle,
gpointer user_data,
GDestroyNotify notify);
GST_EXPORT
void gst_gl_renderbuffer_init_once (void);
GST_EXPORT
gboolean gst_is_gl_renderbuffer (GstMemory * mem);
/* accessors */
GST_EXPORT
gint gst_gl_renderbuffer_get_width (GstGLRenderbuffer * gl_mem);
GST_EXPORT
gint gst_gl_renderbuffer_get_height (GstGLRenderbuffer * gl_mem);
GST_EXPORT
GstGLFormat gst_gl_renderbuffer_get_format (GstGLRenderbuffer * gl_mem);
GST_EXPORT
guint gst_gl_renderbuffer_get_id (GstGLRenderbuffer * gl_mem);
G_END_DECLS
#endif /* _GST_GL_RENDERBUFFER_H_ */
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