1 /**************************************************************************
3 * Copyright 2009 Younes Manton.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #include "pipe/p_video_decoder.h"
30 #include "util/u_video.h"
32 #include "vl_decoder.h"
33 #include "vl_mpeg12_decoder.h"
36 vl_profile_supported(struct pipe_screen
*screen
, enum pipe_video_profile profile
)
39 switch (u_reduce_video_profile(profile
)) {
40 case PIPE_VIDEO_FORMAT_MPEG12
:
48 vl_level_supported(struct pipe_screen
*screen
, enum pipe_video_profile profile
)
52 case PIPE_VIDEO_PROFILE_MPEG1
:
54 case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE
:
55 case PIPE_VIDEO_PROFILE_MPEG2_MAIN
:
62 struct pipe_video_decoder
*
63 vl_create_decoder(struct pipe_context
*pipe
,
64 const struct pipe_video_decoder
*templat
)
66 unsigned width
= templat
->width
, height
= templat
->height
;
67 struct pipe_video_decoder temp
;
71 assert(width
> 0 && height
> 0);
73 pot_buffers
= !pipe
->screen
->get_video_param
77 PIPE_VIDEO_CAP_NPOT_TEXTURES
81 temp
.width
= pot_buffers
? util_next_power_of_two(width
) : align(width
, VL_MACROBLOCK_WIDTH
);
82 temp
.height
= pot_buffers
? util_next_power_of_two(height
) : align(height
, VL_MACROBLOCK_HEIGHT
);
84 switch (u_reduce_video_profile(temp
.profile
)) {
85 case PIPE_VIDEO_FORMAT_MPEG12
:
86 return vl_create_mpeg12_decoder(pipe
, &temp
);