gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.h
2023-10-11 18:40:46 +00:00

197 lines
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))
/**
* GstD3D11ConverterBackend:
* @GST_D3D11_CONVERTER_BACKEND_SHADER: Performs conversion using pixel shader
* @GST_D3D11_CONVERTER_BACKEND_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"
/**
* GST_D3D11_CONVERTER_OPT_GAMMA_MODE:
*
* #GstVideoGammaMode, set the gamma mode.
* Default is #GST_VIDEO_GAMMA_MODE_NONE
*
* Since: 1.22
*/
#define GST_D3D11_CONVERTER_OPT_GAMMA_MODE "GstD3D11Converter.gamma-mode"
/**
* GST_D3D11_CONVERTER_OPT_PRIMARIES_MODE:
*
* #GstVideoPrimariesMode, set the primaries conversion mode.
* Default is #GST_VIDEO_PRIMARIES_MODE_NONE.
*
* Since: 1.22
*/
#define GST_D3D11_CONVERTER_OPT_PRIMARIES_MODE "GstD3D11Converter.primaries-mode"
/**
* GST_D3D11_CONVERTER_OPT_SAMPLER_FILTER:
*
* #D3D11_FILTER, set sampler filter.
*
* Supported values are:
* @D3D11_FILTER_MIN_MAG_MIP_POINT
* @D3D11_FILTER_MIN_LINEAR_MAG_MIP_POINT
* @D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT
*
* Default is #D3D11_FILTER_MIN_MAG_LINEAR_MIP_POINT.
*
* Since: 1.24
*/
#define GST_D3D11_CONVERTER_OPT_SAMPLER_FILTER "GstD3D11Converter.sampler-filter"
GST_D3D11_API
GType gst_d3d11_converter_sampler_filter_get_type (void);
#define GST_TYPE_D3D11_CONVERTER_SAMPLER_FILTER (gst_d3d11_converter_sampler_filter_get_type())
/**
* GstD3D11ConverterAlphaMode:
* @GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED: Unspecified alpha mode
* @GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED: Premultiplied alpha
* @GST_D3D11_CONVERTER_ALPHA_MODE_STRAIGHT: Straight alpha
*
* Alpha mode. Enum values are idnetical to DXGI_ALPHA_MODE
*
* Since: 1.24
*/
typedef enum
{
GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED = 0,
GST_D3D11_CONVERTER_ALPHA_MODE_PREMULTIPLIED = 1,
GST_D3D11_CONVERTER_ALPHA_MODE_STRAIGHT = 2,
} GstD3D11ConverterAlphaMode;
GST_D3D11_API
GType gst_d3d11_converter_alpha_mode_get_type (void);
#define GST_TYPE_D3D11_CONVERTER_ALPHA_MODE (gst_d3d11_converter_alpha_mode_get_type())
/**
* GST_D3D11_CONVERTER_OPT_SRC_ALPHA_MODE:
*
* Set the source alpha mode.
* Default is #GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED.
*
* Since: 1.24
*/
#define GST_D3D11_CONVERTER_OPT_SRC_ALPHA_MODE "GstD3D11Converter.src-alpha-mode"
/**
* GST_D3D11_CONVERTER_OPT_DEST_ALPHA_MODE:
*
* Set the source alpha mode.
* Default is #GST_D3D11_CONVERTER_ALPHA_MODE_UNSPECIFIED.
*
* Since: 1.24
*/
#define GST_D3D11_CONVERTER_OPT_DEST_ALPHA_MODE "GstD3D11Converter.dest-alpha-mode"
/**
* GstD3D11Converter:
*
* Opaque GstD3D11Converter struct
*
* Since: 1.22
*/
struct _GstD3D11Converter
{
GstObject parent;
GstD3D11Device *device;
/*< private >*/
GstD3D11ConverterPrivate *priv;
gpointer _gst_reserved[GST_PADDING];
};
/**
* GstD3D11ConverterClass:
*
* Opaque GstD3D11ConverterClass struct
*
* Since: 1.22
*/
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