gstreamer/gst-libs/gst/d3d11/gstd3d11device.h
Seungha Yang 0f7af4b143 d3d11: Move core methods to gst-libs
Move d3d11 device, memory, buffer pool and minimal method
to gst-libs so that other plugins can access d3d11 resource.
Since Direct3D is primary graphics API on Windows, we need
this infrastructure for various plugins can share GPU resource
without downloading GPU memory.
Note that this implementation is public only for -bad scope
for now.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/464>
2021-01-13 15:01:20 +00:00

86 lines
3 KiB
C

/* GStreamer
* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
* Copyright (C) 2020 Seungha Yang <seungha@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_D3D11_DEVICE_H__
#define __GST_D3D11_DEVICE_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/d3d11/gstd3d11_fwd.h>
G_BEGIN_DECLS
#define GST_TYPE_D3D11_DEVICE (gst_d3d11_device_get_type())
#define GST_D3D11_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_DEVICE,GstD3D11Device))
#define GST_D3D11_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_D3D11_DEVICE,GstD3D11DeviceClass))
#define GST_D3D11_DEVICE_GET_CLASS(obj) (GST_D3D11_DEVICE_CLASS(G_OBJECT_GET_CLASS(obj)))
#define GST_IS_D3D11_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_DEVICE))
#define GST_IS_D3D11_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_D3D11_DEVICE))
#define GST_D3D11_DEVICE_CAST(obj) ((GstD3D11Device*)(obj))
#define GST_D3D11_DEVICE_HANDLE_CONTEXT_TYPE "gst.d3d11.device.handle"
struct _GstD3D11Device
{
GstObject parent;
GstD3D11DevicePrivate *priv;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
struct _GstD3D11DeviceClass
{
GstObjectClass parent_class;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_D3D11_API
GType gst_d3d11_device_get_type (void);
GST_D3D11_API
GstD3D11Device * gst_d3d11_device_new (guint adapter,
guint flags);
GST_D3D11_API
ID3D11Device * gst_d3d11_device_get_device_handle (GstD3D11Device * device);
GST_D3D11_API
ID3D11DeviceContext * gst_d3d11_device_get_device_context_handle (GstD3D11Device * device);
GST_D3D11_API
IDXGIFactory1 * gst_d3d11_device_get_dxgi_factory_handle (GstD3D11Device * device);
GST_D3D11_API
void gst_d3d11_device_lock (GstD3D11Device * device);
GST_D3D11_API
void gst_d3d11_device_unlock (GstD3D11Device * device);
GST_D3D11_API
const GstD3D11Format * gst_d3d11_device_format_from_gst (GstD3D11Device * device,
GstVideoFormat format);
G_END_DECLS
#endif /* __GST_D3D11_DEVICE_H__ */