1/*
2 *  software RGB to RGB converter
3 *  pluralize by Software PAL8 to RGB converter
4 *               Software YUV to YUV converter
5 *               Software YUV to RGB converter
6 *  Written by Nick Kurshev.
7 *  YUV & runtime CPU stuff by Michael (michaelni@gmx.at)
8 *
9 * This file is part of Libav.
10 *
11 * Libav is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
15 *
16 * Libav is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
19 * Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with Libav; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 */
25
26#ifndef SWSCALE_RGB2RGB_H
27#define SWSCALE_RGB2RGB_H
28
29#include <inttypes.h>
30
31#include "libswscale/swscale.h"
32#include "libavutil/avutil.h"
33
34/* A full collection of RGB to RGB(BGR) converters */
35extern void (*rgb24tobgr32)(const uint8_t *src, uint8_t *dst, int src_size);
36extern void (*rgb24tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
37extern void (*rgb24tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
38extern void (*rgb32tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
39extern void    (*rgb32to16)(const uint8_t *src, uint8_t *dst, int src_size);
40extern void    (*rgb32to15)(const uint8_t *src, uint8_t *dst, int src_size);
41extern void    (*rgb15to16)(const uint8_t *src, uint8_t *dst, int src_size);
42extern void (*rgb15tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
43extern void    (*rgb15to32)(const uint8_t *src, uint8_t *dst, int src_size);
44extern void    (*rgb16to15)(const uint8_t *src, uint8_t *dst, int src_size);
45extern void (*rgb16tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
46extern void    (*rgb16to32)(const uint8_t *src, uint8_t *dst, int src_size);
47extern void (*rgb24tobgr24)(const uint8_t *src, uint8_t *dst, int src_size);
48extern void    (*rgb24to16)(const uint8_t *src, uint8_t *dst, int src_size);
49extern void    (*rgb24to15)(const uint8_t *src, uint8_t *dst, int src_size);
50extern void (*rgb32tobgr16)(const uint8_t *src, uint8_t *dst, int src_size);
51extern void (*rgb32tobgr15)(const uint8_t *src, uint8_t *dst, int src_size);
52
53extern void (*shuffle_bytes_2103)(const uint8_t *src, uint8_t *dst, int src_size);
54
55void    rgb24to32(const uint8_t *src, uint8_t *dst, int src_size);
56void    rgb32to24(const uint8_t *src, uint8_t *dst, int src_size);
57void rgb16tobgr32(const uint8_t *src, uint8_t *dst, int src_size);
58void    rgb16to24(const uint8_t *src, uint8_t *dst, int src_size);
59void rgb16tobgr16(const uint8_t *src, uint8_t *dst, int src_size);
60void rgb16tobgr15(const uint8_t *src, uint8_t *dst, int src_size);
61void rgb15tobgr32(const uint8_t *src, uint8_t *dst, int src_size);
62void    rgb15to24(const uint8_t *src, uint8_t *dst, int src_size);
63void rgb15tobgr16(const uint8_t *src, uint8_t *dst, int src_size);
64void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size);
65void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size);
66void    rgb12to15(const uint8_t *src, uint8_t *dst, int src_size);
67void   bgr8torgb8(const uint8_t *src, uint8_t *dst, int src_size);
68
69void shuffle_bytes_0321(const uint8_t *src, uint8_t *dst, int src_size);
70void shuffle_bytes_1230(const uint8_t *src, uint8_t *dst, int src_size);
71void shuffle_bytes_3012(const uint8_t *src, uint8_t *dst, int src_size);
72void shuffle_bytes_3210(const uint8_t *src, uint8_t *dst, int src_size);
73
74void rgb24toyv12_c(const uint8_t *src, uint8_t *ydst, uint8_t *udst,
75                   uint8_t *vdst, int width, int height, int lumStride,
76                   int chromStride, int srcStride);
77
78/**
79 * Height should be a multiple of 2 and width should be a multiple of 16.
80 * (If this is a problem for anyone then tell me, and I will fix it.)
81 */
82extern void (*yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
83                          int width, int height,
84                          int lumStride, int chromStride, int dstStride);
85
86/**
87 * Width should be a multiple of 16.
88 */
89extern void (*yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
90                             int width, int height,
91                             int lumStride, int chromStride, int dstStride);
92
93/**
94 * Height should be a multiple of 2 and width should be a multiple of 16.
95 * (If this is a problem for anyone then tell me, and I will fix it.)
96 */
97extern void (*yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
98                          int width, int height,
99                          int lumStride, int chromStride, int srcStride);
100
101/**
102 * Height should be a multiple of 2 and width should be a multiple of 16.
103 * (If this is a problem for anyone then tell me, and I will fix it.)
104 */
105extern void (*yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
106                          int width, int height,
107                          int lumStride, int chromStride, int dstStride);
108
109/**
110 * Width should be a multiple of 16.
111 */
112extern void (*yuv422ptouyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
113                             int width, int height,
114                             int lumStride, int chromStride, int dstStride);
115
116/**
117 * Height should be a multiple of 2 and width should be a multiple of 2.
118 * (If this is a problem for anyone then tell me, and I will fix it.)
119 * Chrominance data is only taken from every second line, others are ignored.
120 * FIXME: Write high quality version.
121 */
122extern void (*rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
123                           int width, int height,
124                           int lumStride, int chromStride, int srcStride);
125extern void (*planar2x)(const uint8_t *src, uint8_t *dst, int width, int height,
126                        int srcStride, int dstStride);
127
128extern void (*interleaveBytes)(const uint8_t *src1, const uint8_t *src2, uint8_t *dst,
129                               int width, int height, int src1Stride,
130                               int src2Stride, int dstStride);
131
132extern void (*vu9_to_vu12)(const uint8_t *src1, const uint8_t *src2,
133                           uint8_t *dst1, uint8_t *dst2,
134                           int width, int height,
135                           int srcStride1, int srcStride2,
136                           int dstStride1, int dstStride2);
137
138extern void (*yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2, const uint8_t *src3,
139                            uint8_t *dst,
140                            int width, int height,
141                            int srcStride1, int srcStride2,
142                            int srcStride3, int dstStride);
143
144extern void (*uyvytoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
145                            int width, int height,
146                            int lumStride, int chromStride, int srcStride);
147extern void (*uyvytoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
148                            int width, int height,
149                            int lumStride, int chromStride, int srcStride);
150extern void (*yuyvtoyuv420)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
151                            int width, int height,
152                            int lumStride, int chromStride, int srcStride);
153extern void (*yuyvtoyuv422)(uint8_t *ydst, uint8_t *udst, uint8_t *vdst, const uint8_t *src,
154                            int width, int height,
155                            int lumStride, int chromStride, int srcStride);
156
157void sws_rgb2rgb_init(void);
158
159void rgb2rgb_init_x86(void);
160
161#endif /* SWSCALE_RGB2RGB_H */
162