dri_helpers.h revision 7ec681f3 
1/*
2 * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22
23#ifndef DRI_HELPERS_H
24#define DRI_HELPERS_H
25
26#include "dri_context.h"
27#include "dri_screen.h"
28
29
30struct dri2_format_mapping {
31   int dri_fourcc;
32   int dri_format; /* image format */
33   int dri_components;
34   enum pipe_format pipe_format;
35   int nplanes;
36   struct {
37      int buffer_index;
38      int width_shift;
39      int height_shift;
40      uint32_t dri_format; /* plane format */
41   } planes[3];
42};
43
44extern const __DRI2fenceExtension dri2FenceExtension;
45
46const struct dri2_format_mapping *
47dri2_get_mapping_by_fourcc(int fourcc);
48
49const struct dri2_format_mapping *
50dri2_get_mapping_by_format(int format);
51
52enum pipe_format
53dri2_get_pipe_format_for_dri_format(int format);
54
55boolean
56dri2_query_dma_buf_formats(__DRIscreen *_screen, int max, int *formats,
57                           int *count);
58boolean
59dri2_yuv_dma_buf_supported(struct dri_screen *screen,
60                           const struct dri2_format_mapping *map);
61
62__DRIimage *
63dri2_lookup_egl_image(struct dri_screen *screen, void *handle);
64
65boolean
66dri2_validate_egl_image(struct dri_screen *screen, void *handle);
67
68__DRIimage *
69dri2_lookup_egl_image_validated(struct dri_screen *screen, void *handle);
70
71__DRIimage *
72dri2_create_image_from_renderbuffer(__DRIcontext *context,
73				    int renderbuffer, void *loaderPrivate);
74
75__DRIimage *
76dri2_create_image_from_renderbuffer2(__DRIcontext *context,
77				     int renderbuffer, void *loaderPrivate,
78                                     unsigned *error);
79
80void
81dri2_destroy_image(__DRIimage *img);
82
83__DRIimage *
84dri2_create_from_texture(__DRIcontext *context, int target, unsigned texture,
85                         int depth, int level, unsigned *error,
86                         void *loaderPrivate);
87#endif
88
89/* vim: set sw=3 ts=8 sts=3 expandtab: */
90