1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
/*
* Image format
* Copyright (c) 2000, 2001, 2002 Fabrice Bellard
* Copyright (c) 2004 Michael Niedermayer
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/avstring.h"
#include "internal.h"
typedef struct IdStrMap {
enum AVCodecID id;
const char *str;
} IdStrMap;
static const IdStrMap img_tags[] = {
{ AV_CODEC_ID_MJPEG, "jpeg" },
{ AV_CODEC_ID_MJPEG, "jpg" },
{ AV_CODEC_ID_MJPEG, "jps" },
{ AV_CODEC_ID_MJPEG, "mpo" },
{ AV_CODEC_ID_LJPEG, "ljpg" },
{ AV_CODEC_ID_PNG, "png" },
{ AV_CODEC_ID_PNG, "pns" },
{ AV_CODEC_ID_PNG, "mng" },
{ AV_CODEC_ID_PPM, "ppm" },
{ AV_CODEC_ID_PPM, "pnm" },
{ AV_CODEC_ID_PGM, "pgm" },
{ AV_CODEC_ID_PGMYUV, "pgmyuv" },
{ AV_CODEC_ID_PBM, "pbm" },
{ AV_CODEC_ID_PAM, "pam" },
{ AV_CODEC_ID_ALIAS_PIX, "pix" },
{ AV_CODEC_ID_DDS, "dds" },
{ AV_CODEC_ID_MPEG1VIDEO, "mpg1-img" },
{ AV_CODEC_ID_MPEG2VIDEO, "mpg2-img" },
{ AV_CODEC_ID_MPEG4, "mpg4-img" },
{ AV_CODEC_ID_FFV1, "ffv1-img" },
{ AV_CODEC_ID_RAWVIDEO, "y" },
{ AV_CODEC_ID_BMP, "bmp" },
{ AV_CODEC_ID_GIF, "gif" },
{ AV_CODEC_ID_TARGA, "tga" },
{ AV_CODEC_ID_TIFF, "tiff" },
{ AV_CODEC_ID_TIFF, "tif" },
{ AV_CODEC_ID_SGI, "sgi" },
{ AV_CODEC_ID_PTX, "ptx" },
{ AV_CODEC_ID_BRENDER_PIX,"pix" },
{ AV_CODEC_ID_PCX, "pcx" },
{ AV_CODEC_ID_QDRAW, "pic" },
{ AV_CODEC_ID_QDRAW, "pct" },
{ AV_CODEC_ID_QDRAW, "pict" },
{ AV_CODEC_ID_SUNRAST, "sun" },
{ AV_CODEC_ID_SUNRAST, "ras" },
{ AV_CODEC_ID_SUNRAST, "rs" },
{ AV_CODEC_ID_SUNRAST, "im1" },
{ AV_CODEC_ID_SUNRAST, "im8" },
{ AV_CODEC_ID_SUNRAST, "im24" },
{ AV_CODEC_ID_SUNRAST, "sunras" },
{ AV_CODEC_ID_JPEG2000, "j2c" },
{ AV_CODEC_ID_JPEG2000, "jp2" },
{ AV_CODEC_ID_JPEG2000, "jpc" },
{ AV_CODEC_ID_JPEG2000, "j2k" },
{ AV_CODEC_ID_DPX, "dpx" },
{ AV_CODEC_ID_EXR, "exr" },
{ AV_CODEC_ID_PICTOR, "pic" },
{ AV_CODEC_ID_WEBP, "webp" },
{ AV_CODEC_ID_XBM, "xbm" },
{ AV_CODEC_ID_XWD, "xwd" },
{ AV_CODEC_ID_NONE, NULL }
};
static enum AVCodecID str2id(const IdStrMap *tags, const char *str)
{
str = strrchr(str, '.');
if (!str)
return AV_CODEC_ID_NONE;
str++;
while (tags->id) {
if (!av_strcasecmp(str, tags->str))
return tags->id;
tags++;
}
return AV_CODEC_ID_NONE;
}
enum AVCodecID ff_guess_image2_codec(const char *filename)
{
return str2id(img_tags, filename);
}
|
