1/*
2 * Raw Video Codec
3 * Copyright (c) 2001 Fabrice Bellard
4 *
5 * This file is part of Libav.
6 *
7 * Libav is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * Libav is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with Libav; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22/**
23 * @file
24 * Raw Video Codec
25 */
26
27#include "avcodec.h"
28#include "raw.h"
29
30const PixelFormatTag ff_raw_pix_fmt_tags[] = {
31    { PIX_FMT_YUV420P, MKTAG('I', '4', '2', '0') }, /* Planar formats */
32    { PIX_FMT_YUV420P, MKTAG('I', 'Y', 'U', 'V') },
33    { PIX_FMT_YUV420P, MKTAG('Y', 'V', '1', '2') },
34    { PIX_FMT_YUV410P, MKTAG('Y', 'U', 'V', '9') },
35    { PIX_FMT_YUV410P, MKTAG('Y', 'V', 'U', '9') },
36    { PIX_FMT_YUV411P, MKTAG('Y', '4', '1', 'B') },
37    { PIX_FMT_YUV422P, MKTAG('Y', '4', '2', 'B') },
38    { PIX_FMT_YUV422P, MKTAG('P', '4', '2', '2') },
39    { PIX_FMT_YUV422P, MKTAG('Y', 'V', '1', '6') },
40    /* yuvjXXX formats are deprecated hacks specific to libav*,
41       they are identical to yuvXXX  */
42    { PIX_FMT_YUVJ420P, MKTAG('I', '4', '2', '0') }, /* Planar formats */
43    { PIX_FMT_YUVJ420P, MKTAG('I', 'Y', 'U', 'V') },
44    { PIX_FMT_YUVJ420P, MKTAG('Y', 'V', '1', '2') },
45    { PIX_FMT_YUVJ422P, MKTAG('Y', '4', '2', 'B') },
46    { PIX_FMT_YUVJ422P, MKTAG('P', '4', '2', '2') },
47    { PIX_FMT_GRAY8,    MKTAG('Y', '8', '0', '0') },
48    { PIX_FMT_GRAY8,    MKTAG('Y', '8', ' ', ' ') },
49
50    { PIX_FMT_YUYV422, MKTAG('Y', 'U', 'Y', '2') }, /* Packed formats */
51    { PIX_FMT_YUYV422, MKTAG('Y', '4', '2', '2') },
52    { PIX_FMT_YUYV422, MKTAG('V', '4', '2', '2') },
53    { PIX_FMT_YUYV422, MKTAG('V', 'Y', 'U', 'Y') },
54    { PIX_FMT_YUYV422, MKTAG('Y', 'U', 'N', 'V') },
55    { PIX_FMT_UYVY422, MKTAG('U', 'Y', 'V', 'Y') },
56    { PIX_FMT_UYVY422, MKTAG('H', 'D', 'Y', 'C') },
57    { PIX_FMT_UYVY422, MKTAG('U', 'Y', 'N', 'V') },
58    { PIX_FMT_UYVY422, MKTAG('U', 'Y', 'N', 'Y') },
59    { PIX_FMT_UYVY422, MKTAG('u', 'y', 'v', '1') },
60    { PIX_FMT_UYVY422, MKTAG('2', 'V', 'u', '1') },
61    { PIX_FMT_UYVY422, MKTAG('A', 'V', 'R', 'n') }, /* Avid AVI Codec 1:1 */
62    { PIX_FMT_UYVY422, MKTAG('A', 'V', '1', 'x') }, /* Avid 1:1x */
63    { PIX_FMT_UYVY422, MKTAG('A', 'V', 'u', 'p') },
64    { PIX_FMT_UYVY422, MKTAG('V', 'D', 'T', 'Z') }, /* SoftLab-NSK VideoTizer */
65    { PIX_FMT_UYVY422, MKTAG('a', 'u', 'v', '2') },
66    { PIX_FMT_UYYVYY411, MKTAG('Y', '4', '1', '1') },
67    { PIX_FMT_GRAY8,   MKTAG('G', 'R', 'E', 'Y') },
68    { PIX_FMT_NV12,    MKTAG('N', 'V', '1', '2') },
69    { PIX_FMT_NV21,    MKTAG('N', 'V', '2', '1') },
70
71    /* nut */
72    { PIX_FMT_RGB555LE, MKTAG('R', 'G', 'B', 15) },
73    { PIX_FMT_BGR555LE, MKTAG('B', 'G', 'R', 15) },
74    { PIX_FMT_RGB565LE, MKTAG('R', 'G', 'B', 16) },
75    { PIX_FMT_BGR565LE, MKTAG('B', 'G', 'R', 16) },
76    { PIX_FMT_RGB555BE, MKTAG(15 , 'B', 'G', 'R') },
77    { PIX_FMT_BGR555BE, MKTAG(15 , 'R', 'G', 'B') },
78    { PIX_FMT_RGB565BE, MKTAG(16 , 'B', 'G', 'R') },
79    { PIX_FMT_BGR565BE, MKTAG(16 , 'R', 'G', 'B') },
80    { PIX_FMT_RGB444LE, MKTAG('R', 'G', 'B', 12) },
81    { PIX_FMT_BGR444LE, MKTAG('B', 'G', 'R', 12) },
82    { PIX_FMT_RGB444BE, MKTAG(12 , 'B', 'G', 'R') },
83    { PIX_FMT_BGR444BE, MKTAG(12 , 'R', 'G', 'B') },
84    { PIX_FMT_RGBA,     MKTAG('R', 'G', 'B', 'A') },
85    { PIX_FMT_BGRA,     MKTAG('B', 'G', 'R', 'A') },
86    { PIX_FMT_ABGR,     MKTAG('A', 'B', 'G', 'R') },
87    { PIX_FMT_ARGB,     MKTAG('A', 'R', 'G', 'B') },
88    { PIX_FMT_RGB24,    MKTAG('R', 'G', 'B', 24 ) },
89    { PIX_FMT_BGR24,    MKTAG('B', 'G', 'R', 24 ) },
90    { PIX_FMT_YUV411P,  MKTAG('4', '1', '1', 'P') },
91    { PIX_FMT_YUV422P,  MKTAG('4', '2', '2', 'P') },
92    { PIX_FMT_YUVJ422P, MKTAG('4', '2', '2', 'P') },
93    { PIX_FMT_YUV440P,  MKTAG('4', '4', '0', 'P') },
94    { PIX_FMT_YUVJ440P, MKTAG('4', '4', '0', 'P') },
95    { PIX_FMT_YUV444P,  MKTAG('4', '4', '4', 'P') },
96    { PIX_FMT_YUVJ444P, MKTAG('4', '4', '4', 'P') },
97    { PIX_FMT_MONOWHITE,MKTAG('B', '1', 'W', '0') },
98    { PIX_FMT_MONOBLACK,MKTAG('B', '0', 'W', '1') },
99    { PIX_FMT_BGR8,     MKTAG('B', 'G', 'R',  8 ) },
100    { PIX_FMT_RGB8,     MKTAG('R', 'G', 'B',  8 ) },
101    { PIX_FMT_BGR4,     MKTAG('B', 'G', 'R',  4 ) },
102    { PIX_FMT_RGB4,     MKTAG('R', 'G', 'B',  4 ) },
103    { PIX_FMT_RGB4_BYTE,MKTAG('B', '4', 'B', 'Y') },
104    { PIX_FMT_BGR4_BYTE,MKTAG('R', '4', 'B', 'Y') },
105    { PIX_FMT_RGB48LE,  MKTAG('R', 'G', 'B', 48 ) },
106    { PIX_FMT_RGB48BE,  MKTAG( 48, 'R', 'G', 'B') },
107    { PIX_FMT_BGR48LE,  MKTAG('B', 'G', 'R', 48 ) },
108    { PIX_FMT_BGR48BE,  MKTAG( 48, 'B', 'G', 'R') },
109    { PIX_FMT_GRAY16LE,    MKTAG('Y', '1',  0 , 16 ) },
110    { PIX_FMT_GRAY16BE,    MKTAG(16 ,  0 , '1', 'Y') },
111    { PIX_FMT_YUV420P10LE, MKTAG('Y', '3', 11 , 10 ) },
112    { PIX_FMT_YUV420P10BE, MKTAG(10 , 11 , '3', 'Y') },
113    { PIX_FMT_YUV422P10LE, MKTAG('Y', '3', 10 , 10 ) },
114    { PIX_FMT_YUV422P10BE, MKTAG(10 , 10 , '3', 'Y') },
115    { PIX_FMT_YUV444P10LE, MKTAG('Y', '3',  0 , 10 ) },
116    { PIX_FMT_YUV444P10BE, MKTAG(10 ,  0 , '3', 'Y') },
117    { PIX_FMT_YUV420P16LE, MKTAG('Y', '3', 11 , 16 ) },
118    { PIX_FMT_YUV420P16BE, MKTAG(16 , 11 , '3', 'Y') },
119    { PIX_FMT_YUV422P16LE, MKTAG('Y', '3', 10 , 16 ) },
120    { PIX_FMT_YUV422P16BE, MKTAG(16 , 10 , '3', 'Y') },
121    { PIX_FMT_YUV444P16LE, MKTAG('Y', '3',  0 , 16 ) },
122    { PIX_FMT_YUV444P16BE, MKTAG(16 ,  0 , '3', 'Y') },
123    { PIX_FMT_YUVA420P,    MKTAG('Y', '4', 11 ,  8 ) },
124    { PIX_FMT_Y400A,       MKTAG('Y', '2',  0 ,  8 ) },
125
126    /* quicktime */
127    { PIX_FMT_UYVY422, MKTAG('2', 'v', 'u', 'y') },
128    { PIX_FMT_UYVY422, MKTAG('2', 'V', 'u', 'y') },
129    { PIX_FMT_UYVY422, MKTAG('A', 'V', 'U', 'I') }, /* FIXME merge both fields */
130    { PIX_FMT_YUYV422, MKTAG('y', 'u', 'v', '2') },
131    { PIX_FMT_YUYV422, MKTAG('y', 'u', 'v', 's') },
132    { PIX_FMT_YUYV422, MKTAG('D', 'V', 'O', 'O') }, /* Digital Voodoo SD 8 Bit */
133    { PIX_FMT_RGB555LE,MKTAG('L', '5', '5', '5') },
134    { PIX_FMT_RGB565LE,MKTAG('L', '5', '6', '5') },
135    { PIX_FMT_RGB565BE,MKTAG('B', '5', '6', '5') },
136    { PIX_FMT_BGR24,   MKTAG('2', '4', 'B', 'G') },
137    { PIX_FMT_BGRA,    MKTAG('B', 'G', 'R', 'A') },
138    { PIX_FMT_RGBA,    MKTAG('R', 'G', 'B', 'A') },
139    { PIX_FMT_ABGR,    MKTAG('A', 'B', 'G', 'R') },
140    { PIX_FMT_GRAY16BE,MKTAG('b', '1', '6', 'g') },
141    { PIX_FMT_RGB48BE, MKTAG('b', '4', '8', 'r') },
142
143    /* special */
144    { PIX_FMT_RGB565LE,MKTAG( 3 ,  0 ,  0 ,  0 ) }, /* flipped RGB565LE */
145    { PIX_FMT_YUV444P, MKTAG('Y', 'V', '2', '4') }, /* YUV444P, swapped UV */
146
147    { PIX_FMT_NONE, 0 },
148};
149
150unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat fmt)
151{
152    const PixelFormatTag *tags = ff_raw_pix_fmt_tags;
153    while (tags->pix_fmt >= 0) {
154        if (tags->pix_fmt == fmt)
155            return tags->fourcc;
156        tags++;
157    }
158    return 0;
159}
160