modules/video_chroma/d3d9_fmt.h

   1 /*****************************************************************************
   2  * d3d9_fmt.h : D3D9 helper calls
   3  *****************************************************************************
   4  * Copyright © 2017 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_D3D9_FMT_H_
  24 #define VLC_VIDEOCHROMA_D3D9_FMT_H_
  25
  26 #include <vlc_picture.h>
  27 #include <vlc_codec.h>
  28
  29 #define COBJMACROS
  30 #include <d3d9.h>
  31
  32 #include "dxgi_fmt.h"
  33
  34 #define DXVAHD_TEXT N_("Use DXVA-HD for color conversion")
  35 #define DXVAHD_LONGTEXT N_("Use DXVA-HD for color conversion")
  36
  37 /* owned by the vout for VLC_CODEC_D3D9_OPAQUE */
  38 typedef struct
  39 {
  40     IDirect3DSurface9    *surface;
  41 } picture_sys_d3d9_t;
  42
  43 struct d3d9_pic_context
  44 {
  45     picture_context_t         s;
  46     picture_sys_d3d9_t        picsys;
  47 };
  48
  49 typedef struct
  50 {
  51     HINSTANCE               hdll;       /* handle of the opened d3d9 dll */
  52     union {
  53         IDirect3D9          *obj;
  54         IDirect3D9Ex        *objex;
  55     };
  56     bool                    use_ex;
  57 } d3d9_handle_t;
  58
  59 typedef struct
  60 {
  61     union
  62     {
  63         IDirect3DDevice9    *dev;
  64         IDirect3DDevice9Ex  *devex;
  65     };
  66
  67     /* creation parameters */
  68     UINT                    adapterId;
  69
  70     D3DCAPS9                caps;
  71     D3DADAPTER_IDENTIFIER9  identifier;
  72 } d3d9_device_t;
  73
  74 typedef struct
  75 {
  76     d3d9_handle_t  hd3d;
  77     d3d9_device_t  d3ddev;
  78 } d3d9_decoder_device_t;
  79
  80 typedef struct
  81 {
  82     D3DFORMAT        format;
  83 } d3d9_video_context_t;
  84
  85 static inline bool is_d3d9_opaque(vlc_fourcc_t chroma)
  86 {
  87     switch (chroma)
  88     {
  89     case VLC_CODEC_D3D9_OPAQUE:
  90     case VLC_CODEC_D3D9_OPAQUE_10B:
  91         return true;
  92     default:
  93         return false;
  94     }
  95 }
  96
  97 extern const struct vlc_video_context_operations d3d9_vctx_ops;
  98
  99 picture_sys_d3d9_t *ActiveD3D9PictureSys(picture_t *);
 100
 101 static inline d3d9_decoder_device_t *GetD3D9OpaqueDevice(vlc_decoder_device *device)
 102 {
 103     if (device == NULL || device->type != VLC_DECODER_DEVICE_DXVA2)
 104         return NULL;
 105     return device->opaque;
 106 }
 107
 108 static inline d3d9_decoder_device_t *GetD3D9OpaqueContext(vlc_video_context *vctx)
 109 {
 110     vlc_decoder_device *device = vctx ? vlc_video_context_HoldDevice(vctx) : NULL;
 111     if (unlikely(device == NULL))
 112         return NULL;
 113     d3d9_decoder_device_t *res = NULL;
 114     if (device->type == VLC_DECODER_DEVICE_DXVA2)
 115     {
 116         assert(device->opaque != NULL);
 117         res = GetD3D9OpaqueDevice(device);
 118     }
 119     vlc_decoder_device_Release(device);
 120     return res;
 121 }
 122
 123 static inline d3d9_video_context_t *GetD3D9ContextPrivate(vlc_video_context *vctx)
 124 {
 125     return (d3d9_video_context_t *) vlc_video_context_GetPrivate( vctx, VLC_VIDEO_CONTEXT_DXVA2 );
 126 }
 127
 128 static inline void AcquireD3D9PictureSys(picture_sys_d3d9_t *p_sys)
 129 {
 130     IDirect3DSurface9_AddRef(p_sys->surface);
 131 }
 132
 133 static inline void ReleaseD3D9PictureSys(picture_sys_d3d9_t *p_sys)
 134 {
 135     IDirect3DSurface9_Release(p_sys->surface);
 136 }
 137
 138 d3d9_decoder_device_t *D3D9_CreateDevice(vlc_object_t *);
 139 #define D3D9_CreateDevice(a) D3D9_CreateDevice( VLC_OBJECT(a) )
 140
 141 void D3D9_ReleaseDevice(d3d9_decoder_device_t *);
 142
 143 int D3D9_ResetDevice(vlc_object_t *, d3d9_decoder_device_t *);
 144
 145 void d3d9_pic_context_destroy(picture_context_t *);
 146 picture_context_t *d3d9_pic_context_copy(picture_context_t *);
 147
 148 #endif /* VLC_VIDEOCHROMA_D3D9_FMT_H_ */