subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.h

   1 /* GStreamer
   2  * Copyright (C) <2019> Seungha Yang <seungha.yang@navercorp.com>
   3  * Copyright (C) <2022> Seungha Yang <seungha@centricular.com>
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 #pragma once
  22
  23 #include <gst/gst.h>
  24 #include <gst/video/video.h>
  25 #include <gst/d3d11/gstd3d11_fwd.h>
  26
  27 G_BEGIN_DECLS
  28
  29 #define GST_TYPE_D3D11_CONVERTER             (gst_d3d11_converter_get_type())
  30 #define GST_D3D11_CONVERTER(obj)             (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_CONVERTER,GstD3D11Converter))
  31 #define GST_D3D11_CONVERTER_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_D3D11_CONVERTER,GstD3D11ConverterClass))
  32 #define GST_D3D11_CONVERTER_GET_CLASS(obj)   (GST_D3D11_CONVERTER_CLASS(G_OBJECT_GET_CLASS(obj)))
  33 #define GST_IS_D3D11_CONVERTER(obj)          (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_CONVERTER))
  34 #define GST_IS_D3D11_CONVERTER_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_D3D11_CONVERTER))
  35 #define GST_D3D11_CONVERTER_CAST(obj)        ((GstD3D11Converter*)(obj))
  36
  37 /**
  38  * GstD3D11ConverterBackend:
  39  * @GST_D3D11_CONVERTER_BACKEND_SHADER: Performs conversion using pixel shader
  40  * @GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR: Performs conversion using video processor
  41  *
  42  * Since: 1.22
  43  */
  44 typedef enum
  45 {
  46   GST_D3D11_CONVERTER_BACKEND_SHADER = (1 << 0),
  47   GST_D3D11_CONVERTER_BACKEND_VIDEO_PROCESSOR = (1 << 1),
  48 } GstD3D11ConverterBackend;
  49
  50 GST_D3D11_API
  51 GType gst_d3d11_converter_backend_get_type (void);
  52 #define GST_TYPE_D3D11_CONVERTER_BACKEND (gst_d3d11_converter_backend_get_type())
  53
  54 /**
  55  * GST_D3D11_CONVERTER_OPT_BACKEND:
  56  *
  57  * #GstD3D11ConverterBackend, the conversion backend
  58  * (e.g., pixel shader and/or video processor) to use
  59  *
  60  * Since: 1.22
  61  */
  62 #define GST_D3D11_CONVERTER_OPT_BACKEND "GstD3D11Converter.backend"
  63
  64 /**
  65  * GST_D3D11_CONVERTER_OPT_GAMMA_MODE:
  66  *
  67  * #GstVideoGammaMode, set the gamma mode.
  68  * Default is #GST_VIDEO_GAMMA_MODE_NONE
  69  *
  70  * Since: 1.22
  71  */
  72 #define GST_D3D11_CONVERTER_OPT_GAMMA_MODE "GstD3D11Converter.gamma-mode"
  73
  74 /**
  75  * GST_D3D11_CONVERTER_OPT_PRIMARIES_MODE:
  76  *
  77  * #GstVideoPrimariesMode, set the primaries conversion mode.
  78  * Default is #GST_VIDEO_PRIMARIES_MODE_NONE.
  79  *
  80  * Since: 1.22
  81  */
  82 #define GST_D3D11_CONVERTER_OPT_PRIMARIES_MODE "GstD3D11Converter.primaries-mode"
  83
  84 /**
  85  * GstD3D11Converter:
  86  *
  87  * Opaque GstD3D11Converter struct
  88  *
  89  * Since: 1.22
  90  */
  91 struct _GstD3D11Converter
  92 {
  93   GstObject parent;
  94
  95   GstD3D11Device *device;
  96
  97   /*< private >*/
  98   GstD3D11ConverterPrivate *priv;
  99   gpointer _gst_reserved[GST_PADDING];
 100 };
 101
 102 /**
 103  * GstD3D11ConverterClass:
 104  *
 105  * Opaque GstD3D11ConverterClass struct
 106  *
 107  * Since: 1.22
 108  */
 109 struct _GstD3D11ConverterClass
 110 {
 111   GstObjectClass parent_class;
 112
 113   /*< private >*/
 114   gpointer _gst_reserved[GST_PADDING];
 115 };
 116
 117 GST_D3D11_API
 118 GType               gst_d3d11_converter_get_type (void);
 119
 120 GST_D3D11_API
 121 GstD3D11Converter * gst_d3d11_converter_new  (GstD3D11Device * device,
 122                                               const GstVideoInfo * in_info,
 123                                               const GstVideoInfo * out_info,
 124                                               GstStructure * config);
 125
 126 GST_D3D11_API
 127 gboolean            gst_d3d11_converter_convert_buffer (GstD3D11Converter * converter,
 128                                                         GstBuffer * in_buf,
 129                                                         GstBuffer * out_buf);
 130
 131 GST_D3D11_API
 132 gboolean            gst_d3d11_converter_convert_buffer_unlocked (GstD3D11Converter * converter,
 133                                                                  GstBuffer * in_buf,
 134                                                                  GstBuffer * out_buf);
 135
 136 G_END_DECLS