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gerrit-public.fairphone.software / platform / libcore / 319a3b994703aac84df7bcde272adfcb3cdbbbf0 / . / jdk / src / share / native / sun / awt / medialib / mlib_image_types.h
blob: 43133f5578772385caf502d5876070b67ba70385 [file] [log] [blame]
J. Duke319a3b92007-12-01 00:00:00 +0000[diff] [blame^]1/*
2 * Copyright 1997-2003 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26
27#ifndef MLIB_IMAGE_TYPES_H
28#define MLIB_IMAGE_TYPES_H
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34typedef enum {
35 MLIB_BIT = 0, /* 1-bit data */
36 MLIB_BYTE = 1, /* 8-bit unsigned integer data */
37 MLIB_SHORT = 2, /* 16-bit signed integer data */
38 MLIB_INT = 3, /* 32-bit signed integer data */
39 MLIB_FLOAT = 4, /* 32-bit floating-point data */
40 MLIB_DOUBLE = 5, /* 64-bit floating-point data */
41 MLIB_USHORT = 6 /* 16-bit unsigned integer data */
42} mlib_type;
43
44typedef enum {
45 MLIB_NEAREST = 0, /* nearest neighbor filter */
46 MLIB_BILINEAR = 1, /* bilinear filter */
47 MLIB_BICUBIC = 2, /* bicubic filter */
48 MLIB_BICUBIC2 = 3 /* bicubic2 filter */
49} mlib_filter;
50
51typedef enum {
52 MLIB_EDGE_DST_NO_WRITE = 0, /* no write to dst edge */
53 MLIB_EDGE_DST_FILL_ZERO = 1, /* set dst edge to zero */
54 MLIB_EDGE_DST_COPY_SRC = 2, /* copy src edge to dst edge */
55 MLIB_EDGE_OP_NEAREST = 3, /* use nearest neighbor interpolation
56 for edge pixels */
57 MLIB_EDGE_OP_DEGRADED = 4, /* use degraded interpolation for
58 edge pixels, i.e., bicubic ->
59 bilinear -> nearest neighbor */
60 MLIB_EDGE_SRC_EXTEND = 5, /* extend src edge by replication */
61 MLIB_EDGE_SRC_EXTEND_ZERO = 6, /* extend src edge with zeros */
62 MLIB_EDGE_SRC_EXTEND_MIRROR = 7, /* extend src edge with mirrored data */
63 MLIB_EDGE_SRC_PADDED = 8 /* use borders specified in mlib_image structure */
64} mlib_edge;
65
66typedef enum {
67 MLIB_BLEND_ZERO = 0,
68 MLIB_BLEND_ONE = 1,
69 MLIB_BLEND_DST_COLOR = 2,
70 MLIB_BLEND_SRC_COLOR = 3,
71 MLIB_BLEND_ONE_MINUS_DST_COLOR = 4,
72 MLIB_BLEND_ONE_MINUS_SRC_COLOR = 5,
73 MLIB_BLEND_DST_ALPHA = 6,
74 MLIB_BLEND_SRC_ALPHA = 7,
75 MLIB_BLEND_ONE_MINUS_DST_ALPHA = 8,
76 MLIB_BLEND_ONE_MINUS_SRC_ALPHA = 9,
77 MLIB_BLEND_SRC_ALPHA_SATURATE = 10
78} mlib_blend;
79
80typedef enum {
81 MLIB_DFT_SCALE_NONE = 0, /* forward transform without scaling */
82 MLIB_DFT_SCALE_MXN = 1, /* forward transform with scaling of
83 1/(M*N) */
84 MLIB_DFT_SCALE_SQRT = 2, /* forward transform with scaling of
85 1/sqrt(M*N) */
86 MLIB_IDFT_SCALE_NONE = 3, /* inverse transform without scaling */
87 MLIB_IDFT_SCALE_MXN = 4, /* inverse transform with scaling of
88 1/(M*N) */
89 MLIB_IDFT_SCALE_SQRT = 5 /* inverse transform with scaling of
90 1/sqrt(M*N) */
91} mlib_fourier_mode;
92
93typedef enum {
94 MLIB_MEDIAN_MASK_RECT = 0, /* Rectangle shaped mask */
95 MLIB_MEDIAN_MASK_PLUS = 1, /* Plus shaped mask */
96 MLIB_MEDIAN_MASK_X = 2, /* X shaped mask */
97 MLIB_MEDIAN_MASK_RECT_SEPARABLE = 3 /* Separable rectangle mask */
98} mlib_median_mask;
99
100typedef enum { /* constants used for pixel format */
101 MLIB_FORMAT_UNKNOWN = 0,
102 MLIB_FORMAT_INDEXED = 1,
103 MLIB_FORMAT_GRAYSCALE = 2,
104 MLIB_FORMAT_RGB = 3,
105 MLIB_FORMAT_BGR = 4,
106 MLIB_FORMAT_ARGB = 5,
107 MLIB_FORMAT_ABGR = 6,
108 MLIB_FORMAT_PACKED_ARGB = 7,
109 MLIB_FORMAT_PACKED_ABGR = 8,
110 MLIB_FORMAT_GRAYSCALE_ALPHA = 9,
111 MLIB_FORMAT_RGBA = 10
112} mlib_format;
113
114typedef struct {
115 mlib_type type; /* data type of image */
116 mlib_s32 channels; /* number of channels */
117 mlib_s32 width; /* width of image in pixels, x dimension */
118 mlib_s32 height; /* height of image in pixels, y dimension */
119 mlib_s32 stride; /* linestride = bytes to next row */
120 mlib_s32 flags; /* collection of helpful hints */
121 void *data; /* pointer to first data pixel */
122 void *state; /* internal state structure */
123 mlib_u8 paddings[4]; /* left, top, right, bottom */
124 mlib_s32 bitoffset; /* the offset in bits from the beginning */
125 /* of the data buffer to the first pixel */
126 mlib_format format; /* pixels format */
127 mlib_s32 reserved[7 - 2*sizeof(void*)/4];
128 /* Reserved for future use. Also makes */
129 /* size of this structure = 64 bytes, which */
130 /* is the size of the cache line. */
131} mlib_image;
132
133/*
134 * Flags or hints are contained in a 32-bit integer. The bit structure is
135 * shown below:
136 *
137 * 3 2 1
138 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
139 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
140 * |S| |U|V| shint | hhint | whint | dhint |
141 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
142 *
143 * S = 0 - attributes have been set (attribute field >= 0)
144 * 1 - attributes have not been set (attribute field < 0)
145 *
146 * U = 0 - mediaLib allocated data space
147 * 1 - user allocated data space
148 *
149 * V = 0 - stride == width => 1-D vector
150 * 1 - stride != width
151 *
152 * shint - last 4 bits of stride
153 *
154 * hhint - last 4 bits of height
155 *
156 * whint - last 4 bits of width
157 *
158 * dhint - last 8 bits of data address
159 */
160
161enum {
162 MLIB_IMAGE_ALIGNED64 = 0x3f,
163 MLIB_IMAGE_ALIGNED8 = 0x7,
164 MLIB_IMAGE_ALIGNED4 = 0x3,
165 MLIB_IMAGE_ALIGNED2 = 0x1,
166 MLIB_IMAGE_WIDTH8X = 0x700,
167 MLIB_IMAGE_WIDTH4X = 0x300,
168 MLIB_IMAGE_WIDTH2X = 0x100,
169 MLIB_IMAGE_HEIGHT8X = 0x7000,
170 MLIB_IMAGE_HEIGHT4X = 0x3000,
171 MLIB_IMAGE_HEIGHT2X = 0x1000,
172 MLIB_IMAGE_STRIDE8X = 0x70000,
173 MLIB_IMAGE_ONEDVECTOR = 0x100000,
174 MLIB_IMAGE_USERALLOCATED = 0x200000,
175 MLIB_IMAGE_ATTRIBUTESET = 0x7fffffff
176};
177
178#ifdef __cplusplus
179}
180#endif
181
182#endif /* MLIB_IMAGE_TYPES_H */