modules/video_chroma/dxgi_fmt.h

   1 /*****************************************************************************
   2  * dxgi_fmt.h : DXGI helper calls
   3  *****************************************************************************
   4  * Copyright © 2015 VLC authors, VideoLAN and VideoLabs
   5  *
   6  * Authors: Steve Lhomme <robux4@gmail.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU Lesser General Public License as published by
  10  * the Free Software Foundation; either version 2.1 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16  * GNU Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public License
  19  * along with this program; if not, write to the Free Software Foundation,
  20  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  21  *****************************************************************************/
  22
  23 #ifndef VLC_VIDEOCHROMA_DXGI_FMT_H_
  24 #define VLC_VIDEOCHROMA_DXGI_FMT_H_
  25
  26 #include <dxgi.h>
  27 #include <dxgiformat.h>
  28
  29 #include <vlc_common.h>
  30 #include <vlc_fourcc.h>
  31
  32 #define GPU_MANUFACTURER_AMD           0x1002
  33 #define GPU_MANUFACTURER_NVIDIA        0x10DE
  34 #define GPU_MANUFACTURER_VIA           0x1106
  35 #define GPU_MANUFACTURER_INTEL         0x8086
  36 #define GPU_MANUFACTURER_S3            0x5333
  37 #define GPU_MANUFACTURER_QUALCOMM  0x4D4F4351
  38
  39 #define DXGI_MAX_SHADER_VIEW     4
  40 #define DXGI_MAX_RENDER_TARGET   2 // for NV12/P010 we render Y and UV separately
  41
  42 typedef struct
  43 {
  44     const char   *name;
  45     DXGI_FORMAT  formatTexture;
  46     vlc_fourcc_t fourcc;
  47     uint8_t      bitsPerChannel;
  48     uint8_t      widthDenominator;
  49     uint8_t      heightDenominator;
  50     DXGI_FORMAT  resourceFormat[DXGI_MAX_SHADER_VIEW];
  51 } d3d_format_t;
  52
  53 const char *DxgiFormatToStr(DXGI_FORMAT format);
  54 vlc_fourcc_t DxgiFormatFourcc(DXGI_FORMAT format);
  55 const d3d_format_t *DxgiGetRenderFormatList(void);
  56 void DxgiFormatMask(DXGI_FORMAT format, video_format_t *);
  57 DXGI_FORMAT DxgiFourccFormat(vlc_fourcc_t fcc);
  58 const char *DxgiVendorStr(unsigned int gpu_vendor);
  59 UINT DxgiResourceCount(const d3d_format_t *);
  60
  61 bool DxgiIsRGBFormat(const d3d_format_t *);
  62
  63 #define DXGI_RGB_FORMAT  1
  64 #define DXGI_YUV_FORMAT  2
  65
  66 #define DXGI_CHROMA_CPU 1
  67 #define DXGI_CHROMA_GPU 2
  68
  69 union DXGI_Color
  70 {
  71     struct {
  72         FLOAT r, g, b, a;
  73     };
  74     struct {
  75         FLOAT y;
  76     };
  77     struct {
  78         FLOAT u, v;
  79     };
  80     FLOAT array[4];
  81 };
  82 void DXGI_GetBlackColor( const d3d_format_t *,
  83                          union DXGI_Color black[DXGI_MAX_RENDER_TARGET],
  84                          size_t colors[DXGI_MAX_RENDER_TARGET] );
  85
  86 #endif /* include-guard */