vl_decoder.h revision 231fce7d630bcf6aaf0e435e461ad5af842e437f 
1/**************************************************************************
2 *
3 * Copyright 2009 Younes Manton.
4 * Copyright 2011 Christian König.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
17 * of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 *
27 **************************************************************************/
28
29#ifndef vl_decoder_h
30#define vl_decoder_h
31
32#include <pipe/p_video_decoder.h>
33
34/**
35 * check if a given profile is supported with shader based decoding
36 */
37bool
38vl_profile_supported(struct pipe_screen *screen, enum pipe_video_profile profile);
39
40/**
41 * the desired number of buffers for optimal operation
42 */
43unsigned
44vl_num_buffers_desired(struct pipe_screen *screen, enum pipe_video_profile profile);
45
46/**
47 * standard implementation of pipe->create_video_decoder
48 */
49struct pipe_video_decoder *
50vl_create_decoder(struct pipe_context *pipe,
51                  enum pipe_video_profile profile,
52                  enum pipe_video_entrypoint entrypoint,
53                  enum pipe_video_chroma_format chroma_format,
54                  unsigned width, unsigned height);
55
56#endif /* vl_decoder_h */
57