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Diffstat (limited to 'include/gst/gl/gstglrenderbuffer.h')
| -rw-r--r-- | include/gst/gl/gstglrenderbuffer.h | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/include/gst/gl/gstglrenderbuffer.h b/include/gst/gl/gstglrenderbuffer.h new file mode 100644 index 0000000000..f77528760d --- /dev/null +++ b/include/gst/gl/gstglrenderbuffer.h @@ -0,0 +1,176 @@ +/* + * 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/gl/gstglbasememory.h> + +G_BEGIN_DECLS + +#define GST_TYPE_GL_RENDERBUFFER_ALLOCATOR (gst_gl_renderbuffer_allocator_get_type()) +GST_GL_API 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: + * @renderbuffer_id: the GL texture id for this memory + * @renderbuffer_format: the texture type + * @width: the width + * @height: the height + * + * Represents information about a GL renderbuffer + */ +struct _GstGLRenderbuffer +{ + /*< private >*/ + GstGLBaseMemory mem; + + /*< public >*/ + 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> + +typedef struct _GstGLRenderbufferAllocationParams GstGLRenderbufferAllocationParams; + +GST_GL_API GType gst_gl_renderbuffer_allocation_params_get_type (void); +#define GST_TYPE_RENDERBUFFER_ALLOCATION_PARAMS (gst_gl_renderbuffer_allocation_params_get_type) + +/** + * GstGLRenderbufferAllocationParams: + * @renderbuffer_format: the #GstGLFormat + * @width: the width + * @height: the height + * + * Allocation parameters + */ +struct _GstGLRenderbufferAllocationParams +{ + /*< private >*/ + GstGLAllocationParams parent; + + /*< public >*/ + GstGLFormat renderbuffer_format; + guint width; + guint height; + + /*< private >*/ + gpointer _padding[GST_PADDING]; +}; + +GST_GL_API +GstGLRenderbufferAllocationParams * gst_gl_renderbuffer_allocation_params_new (GstGLContext * context, + const GstAllocationParams * alloc_params, + GstGLFormat renderbuffer_format, + guint width, + guint height); + +GST_GL_API +GstGLRenderbufferAllocationParams * gst_gl_renderbuffer_allocation_params_new_wrapped (GstGLContext * context, + const GstAllocationParams * alloc_params, + GstGLFormat renderbuffer_format, + guint width, + guint height, + gpointer gl_handle, + gpointer user_data, + GDestroyNotify notify); + +/** + * GST_TYPE_GL_RENDERBUFFER: + * + * Since: 1.20 + */ +#define GST_TYPE_GL_RENDERBUFFER (gst_gl_renderbuffer_get_type()) +GST_GL_API +GType gst_gl_renderbuffer_get_type(void); + +GST_GL_API +void gst_gl_renderbuffer_init_once (void); + +GST_GL_API +gboolean gst_is_gl_renderbuffer (GstMemory * mem); + +/* accessors */ +GST_GL_API +gint gst_gl_renderbuffer_get_width (GstGLRenderbuffer * gl_mem); + +GST_GL_API +gint gst_gl_renderbuffer_get_height (GstGLRenderbuffer * gl_mem); + +GST_GL_API +GstGLFormat gst_gl_renderbuffer_get_format (GstGLRenderbuffer * gl_mem); + +GST_GL_API +guint gst_gl_renderbuffer_get_id (GstGLRenderbuffer * gl_mem); + +G_END_DECLS + +#endif /* _GST_GL_RENDERBUFFER_H_ */ |