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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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a10b35c011
They can't be used in any useful way. The type of every GstMemory is always GST_TYPE_MEMORY and the subtyping relationship has to be implemented on top of that via the associated allocator and mem_type string. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1764>
178 lines
6.2 KiB
C
178 lines
6.2 KiB
C
/*
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* GStreamer
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GST_GL_RENDERBUFFER_H_
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#define _GST_GL_RENDERBUFFER_H_
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#include <gst/gl/gstglbasememory.h>
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G_BEGIN_DECLS
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#define GST_TYPE_GL_RENDERBUFFER_ALLOCATOR (gst_gl_renderbuffer_allocator_get_type())
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GST_GL_API GType gst_gl_renderbuffer_allocator_get_type(void);
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#define GST_IS_GL_RENDERBUFFER_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR))
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#define GST_IS_GL_RENDERBUFFER_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR))
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#define GST_GL_RENDERBUFFER_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR, GstGLRenderbufferAllocatorClass))
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#define GST_GL_RENDERBUFFER_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR, GstGLRenderbufferAllocator))
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#define GST_GL_RENDERBUFFER_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_GL_RENDERBUFFER_ALLOCATOR, GstGLRenderbufferAllocatorClass))
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#define GST_GL_RENDERBUFFER_ALLOCATOR_CAST(obj) ((GstGLRenderbufferAllocator *)(obj))
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#define GST_GL_RENDERBUFFER_CAST(obj) ((GstGLRenderbuffer *) obj)
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/**
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* GST_GL_RENDERBUFFER_ALLOCATOR_NAME:
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*
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* The name of the GL renderbuffer allocator
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*/
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#define GST_GL_RENDERBUFFER_ALLOCATOR_NAME "GLRenderbuffer"
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/**
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* GstGLRenderbuffer:
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* @renderbuffer_id: the GL texture id for this memory
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* @renderbuffer_format: the texture type
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* @width: the width
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* @height: the height
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*
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* Represents information about a GL renderbuffer
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*/
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struct _GstGLRenderbuffer
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{
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/*< private >*/
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GstGLBaseMemory mem;
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/*< public >*/
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guint renderbuffer_id;
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GstGLFormat renderbuffer_format;
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guint width;
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guint height;
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/*< protected >*/
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gboolean renderbuffer_wrapped;
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/*< private >*/
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gpointer _padding[GST_PADDING];
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};
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/**
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* GstGLRenderbufferAllocator:
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*
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* Opaque #GstGLRenderbufferAllocator struct
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*/
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struct _GstGLRenderbufferAllocator
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{
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GstGLBaseMemoryAllocator parent;
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/*< private >*/
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gpointer _padding[GST_PADDING];
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};
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/**
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* GstGLRenderbufferAllocatorClass:
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*
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* The #GstGLRenderbufferAllocatorClass only contains private data
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*/
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struct _GstGLRenderbufferAllocatorClass
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{
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GstGLBaseMemoryAllocatorClass parent_class;
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/*< private >*/
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gpointer _padding[GST_PADDING];
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};
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#include <gst/gl/gstglbasememory.h>
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typedef struct _GstGLRenderbufferAllocationParams GstGLRenderbufferAllocationParams;
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GST_GL_API GType gst_gl_renderbuffer_allocation_params_get_type (void);
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#define GST_TYPE_RENDERBUFFER_ALLOCATION_PARAMS (gst_gl_renderbuffer_allocation_params_get_type)
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/**
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* GstGLRenderbufferAllocationParams:
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* @renderbuffer_format: the #GstGLFormat
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* @width: the width
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* @height: the height
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*
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* Allocation parameters
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*/
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struct _GstGLRenderbufferAllocationParams
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{
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/*< private >*/
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GstGLAllocationParams parent;
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/*< public >*/
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GstGLFormat renderbuffer_format;
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guint width;
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guint height;
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/*< private >*/
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gpointer _padding[GST_PADDING];
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};
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GST_GL_API
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GstGLRenderbufferAllocationParams * gst_gl_renderbuffer_allocation_params_new (GstGLContext * context,
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const GstAllocationParams * alloc_params,
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GstGLFormat renderbuffer_format,
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guint width,
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guint height);
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GST_GL_API
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GstGLRenderbufferAllocationParams * gst_gl_renderbuffer_allocation_params_new_wrapped (GstGLContext * context,
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const GstAllocationParams * alloc_params,
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GstGLFormat renderbuffer_format,
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guint width,
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guint height,
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gpointer gl_handle,
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gpointer user_data,
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GDestroyNotify notify);
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/**
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* GST_TYPE_GL_RENDERBUFFER:
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*
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* Since: 1.20
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* Deprecated: 1.22: This type has no use.
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*/
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#define GST_TYPE_GL_RENDERBUFFER (gst_gl_renderbuffer_get_type())
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GST_GL_DEPRECATED
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GType gst_gl_renderbuffer_get_type(void);
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GST_GL_API
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void gst_gl_renderbuffer_init_once (void);
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GST_GL_API
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gboolean gst_is_gl_renderbuffer (GstMemory * mem);
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/* accessors */
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GST_GL_API
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gint gst_gl_renderbuffer_get_width (GstGLRenderbuffer * gl_mem);
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GST_GL_API
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gint gst_gl_renderbuffer_get_height (GstGLRenderbuffer * gl_mem);
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GST_GL_API
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GstGLFormat gst_gl_renderbuffer_get_format (GstGLRenderbuffer * gl_mem);
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GST_GL_API
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guint gst_gl_renderbuffer_get_id (GstGLRenderbuffer * gl_mem);
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G_END_DECLS
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#endif /* _GST_GL_RENDERBUFFER_H_ */
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