1 /**************************************************************************
3 * Copyright 2010 VMware, Inc.
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 SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
18 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
26 **************************************************************************/
29 #ifndef U_FORMAT_S3TC_H_
30 #define U_FORMAT_S3TC_H_
33 #include "pipe/p_compiler.h"
36 enum util_format_dxtn
{
37 UTIL_FORMAT_DXT1_RGB
= 0x83F0,
38 UTIL_FORMAT_DXT1_RGBA
= 0x83F1,
39 UTIL_FORMAT_DXT3_RGBA
= 0x83F2,
40 UTIL_FORMAT_DXT5_RGBA
= 0x83F3
45 (*util_format_dxtn_fetch_t
)( int src_stride
,
51 (*util_format_dxtn_pack_t
)( int src_comps
,
52 int width
, int height
,
54 enum util_format_dxtn dst_format
,
58 extern boolean util_format_s3tc_enabled
;
60 extern util_format_dxtn_fetch_t util_format_dxt1_rgb_fetch
;
61 extern util_format_dxtn_fetch_t util_format_dxt1_rgba_fetch
;
62 extern util_format_dxtn_fetch_t util_format_dxt3_rgba_fetch
;
63 extern util_format_dxtn_fetch_t util_format_dxt5_rgba_fetch
;
65 extern util_format_dxtn_pack_t util_format_dxtn_pack
;
69 util_format_s3tc_init(void);
73 util_format_dxt1_rgb_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
76 util_format_dxt1_rgb_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
79 util_format_dxt1_rgb_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
82 util_format_dxt1_rgba_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
85 util_format_dxt1_rgba_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
88 util_format_dxt1_rgba_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
91 util_format_dxt3_rgba_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
94 util_format_dxt3_rgba_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
97 util_format_dxt3_rgba_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
100 util_format_dxt5_rgba_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
103 util_format_dxt5_rgba_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
106 util_format_dxt5_rgba_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
109 util_format_dxt1_srgb_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
112 util_format_dxt1_srgb_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
115 util_format_dxt1_srgb_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
118 util_format_dxt1_srgba_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
121 util_format_dxt1_srgba_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
124 util_format_dxt1_srgba_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
127 util_format_dxt3_srgba_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
130 util_format_dxt3_srgba_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
133 util_format_dxt3_srgba_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
136 util_format_dxt5_srgba_unpack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
139 util_format_dxt5_srgba_pack_rgba_8unorm(uint8_t *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
142 util_format_dxt5_srgba_fetch_rgba_8unorm(uint8_t *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
146 util_format_dxt1_rgb_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
149 util_format_dxt1_rgb_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
152 util_format_dxt1_rgb_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
155 util_format_dxt1_rgba_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
158 util_format_dxt1_rgba_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
161 util_format_dxt1_rgba_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
164 util_format_dxt3_rgba_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
167 util_format_dxt3_rgba_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
170 util_format_dxt3_rgba_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
173 util_format_dxt5_rgba_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
176 util_format_dxt5_rgba_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
179 util_format_dxt5_rgba_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
182 util_format_dxt1_srgb_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
185 util_format_dxt1_srgb_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
188 util_format_dxt1_srgb_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
191 util_format_dxt1_srgba_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
194 util_format_dxt1_srgba_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
197 util_format_dxt1_srgba_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
200 util_format_dxt3_srgba_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
203 util_format_dxt3_srgba_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
206 util_format_dxt3_srgba_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
209 util_format_dxt5_srgba_unpack_rgba_float(float *dst_row
, unsigned dst_stride
, const uint8_t *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
212 util_format_dxt5_srgba_pack_rgba_float(uint8_t *dst_row
, unsigned dst_stride
, const float *src_row
, unsigned src_stride
, unsigned width
, unsigned height
);
215 util_format_dxt5_srgba_fetch_rgba_float(float *dst
, const uint8_t *src
, unsigned i
, unsigned j
);
218 #endif /* U_FORMAT_S3TC_H_ */