modules/codec/avcodec/directx_va.h

   1 /*****************************************************************************
   2  * directx_va.h: DirectX Generic Video Acceleration helpers
   3  *****************************************************************************
   4  * Copyright (C) 2009 Geoffroy Couprie
   5  * Copyright (C) 2009 Laurent Aimar
   6  * Copyright (C) 2015 Steve Lhomme
   7  * $Id$
   8  *
   9  * Authors: Geoffroy Couprie <geal@videolan.org>
  10  *          Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
  11  *          Steve Lhomme <robux4@gmail.com>
  12  *
  13  * This program is free software; you can redistribute it and/or modify it
  14  * under the terms of the GNU Lesser General Public License as published by
  15  * the Free Software Foundation; either version 2.1 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  21  * GNU Lesser General Public License for more details.
  22  *
  23  * You should have received a copy of the GNU Lesser General Public License
  24  * along with this program; if not, write to the Free Software Foundation,
  25  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  26  *****************************************************************************/
  27
  28 #ifndef AVCODEC_DIRECTX_VA_H
  29 #define AVCODEC_DIRECTX_VA_H
  30
  31 # if _WIN32_WINNT < _WIN32_WINNT_VISTA
  32 /* d3d11 needs Vista support */
  33 #  undef _WIN32_WINNT
  34 #  define _WIN32_WINNT _WIN32_WINNT_VISTA
  35 # endif
  36
  37 #include <vlc_common.h>
  38
  39 #include <libavcodec/avcodec.h>
  40 #include "va.h"
  41
  42 #include <unknwn.h>
  43 #include <stdatomic.h>
  44
  45 #include "va_surface_internal.h"
  46
  47 typedef struct input_list_t {
  48     void (*pf_release)(struct input_list_t *);
  49     GUID *list;
  50     unsigned count;
  51 } input_list_t;
  52
  53 #define MAX_SURFACE_COUNT (64)
  54 typedef struct
  55 {
  56     va_pool_t             va_pool;
  57     bool                  can_extern_pool;
  58
  59     /* for pre allocation */
  60     D3D_DecoderSurface     *hw_surface[MAX_SURFACE_COUNT];
  61
  62     /* Video service */
  63     GUID                   input;
  64     D3D_DecoderDevice      *d3ddec;
  65
  66     /* Video decoder */
  67     D3D_DecoderType        *decoder;
  68
  69     /**
  70      * Read the list of possible input GUIDs
  71      */
  72     int (*pf_get_input_list)(vlc_va_t *, input_list_t *);
  73     /**
  74      * Find a suitable decoder configuration for the input and set the
  75      * internal state to use that output
  76      */
  77     int (*pf_setup_output)(vlc_va_t *, const GUID *input, const video_format_t *fmt);
  78
  79 } directx_sys_t;
  80
  81 int directx_va_Open(vlc_va_t *, directx_sys_t *);
  82 void directx_va_Close(vlc_va_t *, directx_sys_t *);
  83 int directx_va_Setup(vlc_va_t *, directx_sys_t *, const AVCodecContext *avctx, const es_format_t *, int flag_xbox);
  84 char *directx_va_GetDecoderName(const GUID *guid);
  85 bool directx_va_canUseDecoder(vlc_va_t *, UINT VendorId, UINT DeviceId, const GUID *pCodec, UINT driverBuild);
  86
  87 #endif /* AVCODEC_DIRECTX_VA_H */