modules/hw/d3d9/d3d9_device.c

   1 /*****************************************************************************
   2  * d3d9_device.c : D3D9 decoder device from external IDirect3DDevice9
   3  *****************************************************************************
   4  * Copyright © 2019 VLC authors, VideoLAN and VideoLabs
   5  *
   6  * Authors: Steve Lhomme <robux4@ycbcr.xyz>
   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 /*****************************************************************************
  24  * Preamble
  25  *****************************************************************************/
  26
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include <vlc_common.h>
  32 #include <vlc_codec.h>
  33
  34 #include "d3d9_filters.h"
  35
  36 static void D3D9CloseDecoderDevice(vlc_decoder_device *device)
  37 {
  38     d3d9_decoder_device_t *dec_device = device->opaque;
  39     D3D9_ReleaseDevice( dec_device );
  40 }
  41 static const struct vlc_decoder_device_operations d3d9_dev_ops = {
  42     .close = D3D9CloseDecoderDevice,
  43 };
  44
  45 int D3D9OpenDecoderDevice(vlc_decoder_device *device, vout_window_t *wnd)
  46 {
  47     VLC_UNUSED(wnd);
  48
  49     d3d9_decoder_device_t *dec_device = D3D9_CreateDevice( device );
  50     if ( dec_device == NULL )
  51         return VLC_EGENERIC;
  52
  53     device->ops = &d3d9_dev_ops;
  54     device->opaque = dec_device;
  55     device->type = VLC_DECODER_DEVICE_DXVA2;
  56     device->sys = NULL;
  57
  58     return VLC_SUCCESS;
  59 }