subprojects/gst-plugins-bad/sys/d3d11/gstd3d11pluginutils.h

   1 /* GStreamer
   2  * Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
   3  * Copyright (C) 2020 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 #ifndef __GST_D3D11_PLUGIN_UTILS_H__
  22 #define __GST_D3D11_PLUGIN_UTILS_H__
  23
  24 #include <gst/gst.h>
  25 #include <gst/video/video.h>
  26 #include <gst/d3d11/gstd3d11.h>
  27 #include <d3d11_4.h>
  28 #include <dxgi1_6.h>
  29
  30 G_BEGIN_DECLS
  31
  32 typedef struct _GstDxgiColorSpace GstDxgiColorSpace;
  33
  34 typedef enum
  35 {
  36   GST_D3D11_DEVICE_VENDOR_UNKNOWN = 0,
  37   GST_D3D11_DEVICE_VENDOR_AMD,
  38   GST_D3D11_DEVICE_VENDOR_INTEL,
  39   GST_D3D11_DEVICE_VENDOR_NVIDIA,
  40   GST_D3D11_DEVICE_VENDOR_QUALCOMM,
  41   GST_D3D11_DEVICE_VENDOR_XBOX,
  42 } GstD3D11DeviceVendor;
  43
  44 struct _GstDxgiColorSpace
  45 {
  46   guint dxgi_color_space_type;
  47   GstVideoColorRange range;
  48   GstVideoColorMatrix matrix;
  49   GstVideoTransferFunction transfer;
  50   GstVideoColorPrimaries primaries;
  51 };
  52
  53 #define GST_D3D11_CLEAR_COM(obj) G_STMT_START { \
  54     if (obj) { \
  55       (obj)->Release (); \
  56       (obj) = NULL; \
  57     } \
  58   } G_STMT_END
  59
  60 void            gst_d3d11_plugin_utils_init         (D3D_FEATURE_LEVEL feature_level);
  61
  62 GstCaps *       gst_d3d11_get_updated_template_caps (GstStaticCaps * template_caps);
  63
  64 gboolean        gst_d3d11_is_windows_8_or_greater   (void);
  65
  66 GstD3D11DeviceVendor gst_d3d11_get_device_vendor    (GstD3D11Device * device);
  67
  68 gboolean        gst_d3d11_hdr_meta_data_to_dxgi     (GstVideoMasteringDisplayInfo * minfo,
  69                                                      GstVideoContentLightLevel * cll,
  70                                                      DXGI_HDR_METADATA_HDR10 * dxgi_hdr10);
  71
  72 const GstDxgiColorSpace * gst_d3d11_video_info_to_dxgi_color_space (GstVideoInfo * info);
  73
  74 const GstDxgiColorSpace * gst_d3d11_find_swap_chain_color_space (GstVideoInfo * info,
  75                                                                  IDXGISwapChain3 * swapchain);
  76
  77 GstBuffer *     gst_d3d11_allocate_staging_buffer_for (GstBuffer * buffer,
  78                                                        const GstVideoInfo * info,
  79                                                        gboolean add_videometa);
  80
  81 gboolean        gst_d3d11_buffer_copy_into          (GstBuffer * dst,
  82                                                      GstBuffer * src,
  83                                                      const GstVideoInfo * info);
  84
  85 gboolean        gst_is_d3d11_buffer                 (GstBuffer * buffer);
  86
  87 gboolean        gst_d3d11_buffer_can_access_device  (GstBuffer * buffer,
  88                                                      ID3D11Device * device);
  89
  90 gboolean        gst_d3d11_buffer_map                (GstBuffer * buffer,
  91                                                      ID3D11Device * device,
  92                                                      GstMapInfo info[GST_VIDEO_MAX_PLANES],
  93                                                      GstMapFlags flags);
  94
  95 gboolean        gst_d3d11_buffer_unmap              (GstBuffer * buffer,
  96                                                      GstMapInfo info[GST_VIDEO_MAX_PLANES]);
  97
  98 guint           gst_d3d11_buffer_get_shader_resource_view (GstBuffer * buffer,
  99                                                            ID3D11ShaderResourceView * view[GST_VIDEO_MAX_PLANES]);
 100
 101 guint           gst_d3d11_buffer_get_render_target_view   (GstBuffer * buffer,
 102                                                            ID3D11RenderTargetView * view[GST_VIDEO_MAX_PLANES]);
 103
 104 GstBufferPool * gst_d3d11_buffer_pool_new_with_options  (GstD3D11Device * device,
 105                                                          GstCaps * caps,
 106                                                          GstD3D11AllocationParams * alloc_params,
 107                                                          guint min_buffers,
 108                                                          guint max_buffers);
 109
 110 G_END_DECLS
 111
 112 #endif /* __GST_D3D11_PLUGIN_UTILS_H__ */