gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.h
Seungha Yang 1c3fac818d d3d11: Move GstD3D11Converter to gst-libs
The object is equivalent to GstVideoConverter but for D3D11.
Application can use this object directly for various conversions,
such as color space conversion, rescale, crop and flip/rotation.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2767>
2022-07-22 00:08:51 +09:00

102 lines
3.6 KiB
C

/* GStreamer
* Copyright (C) <2019> Seungha Yang <seungha.yang@navercorp.com>
* Copyright (C) <2022> 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.
*/
#pragma once
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/d3d11/gstd3d11_fwd.h>
G_BEGIN_DECLS
#define GST_TYPE_D3D11_CONVERTER (gst_d3d11_converter_get_type())
#define GST_D3D11_CONVERTER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_CONVERTER,GstD3D11Converter))
#define GST_D3D11_CONVERTER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_D3D11_CONVERTER,GstD3D11ConverterClass))
#define GST_D3D11_CONVERTER_GET_CLASS(obj) (GST_D3D11_CONVERTER_CLASS(G_OBJECT_GET_CLASS(obj)))
#define GST_IS_D3D11_CONVERTER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_CONVERTER))
#define GST_IS_D3D11_CONVERTER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_D3D11_CONVERTER))
#define GST_D3D11_CONVERTER_CAST(obj) ((GstD3D11Converter*)(obj))
/**
* GstD3D11ConverterMethod:
* @GST_D3D11_CONVERTER_METHOD_SHADER: Performs conversion using pixel shader
* @GST_D3D11_CONVERTER_METHOD_VIDEO_PROCESSOR: Performs conversion using video processor
*
* Since: 1.22
*/
typedef enum
{
GST_D3D11_CONVERTER_BACKEND_SHADER = (1 << 0),
GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR = (1 << 1),
} GstD3D11ConverterBackend;
GST_D3D11_API
GType gst_d3d11_converter_backend_get_type (void);
#define GST_TYPE_D3D11_CONVERTER_BACKEND (gst_d3d11_converter_backend_get_type())
/**
* GST_D3D11_CONVERTER_OPT_BACKEND:
*
* #GstD3D11ConverterBackend, the conversion backend
* (e.g., pixel shader and/or video processor) to use
*
* Since: 1.22
*/
#define GST_D3D11_CONVERTER_OPT_BACKEND "GstD3D11Converter.backend"
struct _GstD3D11Converter
{
GstObject parent;
GstD3D11Device *device;
/*< private >*/
GstD3D11ConverterPrivate *priv;
gpointer _gst_reserved[GST_PADDING];
};
struct _GstD3D11ConverterClass
{
GstObjectClass parent_class;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_D3D11_API
GType gst_d3d11_converter_get_type (void);
GST_D3D11_API
GstD3D11Converter * gst_d3d11_converter_new (GstD3D11Device * device,
const GstVideoInfo * in_info,
const GstVideoInfo * out_info,
GstStructure * config);
GST_D3D11_API
gboolean gst_d3d11_converter_convert_buffer (GstD3D11Converter * converter,
GstBuffer * in_buf,
GstBuffer * out_buf);
GST_D3D11_API
gboolean gst_d3d11_converter_convert_buffer_unlocked (GstD3D11Converter * converter,
GstBuffer * in_buf,
GstBuffer * out_buf);
G_END_DECLS