| | 1 | /* |
| | 2 | * Image format |
| | 3 | * Copyright (c) 2000, 2001, 2002 Fabrice Bellard |
| | 4 | * Copyright (c) 2004 Michael Niedermayer |
| | 5 | * |
| | 6 | * This file is part of FFmpeg. |
| | 7 | * |
| | 8 | * FFmpeg is free software; you can redistribute it and/or |
| | 9 | * modify it under the terms of the GNU Lesser General Public |
| | 10 | * License as published by the Free Software Foundation; either |
| | 11 | * version 2.1 of the License, or (at your option) any later version. |
| | 12 | * |
| | 13 | * FFmpeg is distributed in the hope that it will be useful, |
| | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| | 16 | * Lesser General Public License for more details. |
| | 17 | * |
| | 18 | * You should have received a copy of the GNU Lesser General Public |
| | 19 | * License along with FFmpeg; if not, write to the Free Software |
| | 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| | 21 | */ |
| | 22 | |
| | 23 | #include "libavutil/avstring.h" |
| | 24 | #include "internal.h" |
| | 25 | |
| | 26 | typedef struct { |
| | 27 | enum AVCodecID id; |
| | 28 | const char *str; |
| | 29 | } IdStrMap; |
| | 30 | |
| | 31 | static const IdStrMap img_tags[] = { |
| | 32 | { AV_CODEC_ID_MJPEG, "jpeg" }, |
| | 33 | { AV_CODEC_ID_MJPEG, "jpg" }, |
| | 34 | { AV_CODEC_ID_MJPEG, "jps" }, |
| | 35 | { AV_CODEC_ID_MJPEG, "mpo" }, |
| | 36 | { AV_CODEC_ID_LJPEG, "ljpg" }, |
| | 37 | { AV_CODEC_ID_JPEGLS, "jls" }, |
| | 38 | { AV_CODEC_ID_PNG, "png" }, |
| | 39 | { AV_CODEC_ID_PNG, "pns" }, |
| | 40 | { AV_CODEC_ID_PNG, "mng" }, |
| | 41 | { AV_CODEC_ID_PPM, "ppm" }, |
| | 42 | { AV_CODEC_ID_PPM, "pnm" }, |
| | 43 | { AV_CODEC_ID_PGM, "pgm" }, |
| | 44 | { AV_CODEC_ID_PGMYUV, "pgmyuv" }, |
| | 45 | { AV_CODEC_ID_PBM, "pbm" }, |
| | 46 | { AV_CODEC_ID_PAM, "pam" }, |
| | 47 | { AV_CODEC_ID_ALIAS_PIX, "pix" }, |
| | 48 | { AV_CODEC_ID_MPEG1VIDEO, "mpg1-img" }, |
| | 49 | { AV_CODEC_ID_MPEG2VIDEO, "mpg2-img" }, |
| | 50 | { AV_CODEC_ID_MPEG4, "mpg4-img" }, |
| | 51 | { AV_CODEC_ID_FFV1, "ffv1-img" }, |
| | 52 | { AV_CODEC_ID_RAWVIDEO, "y" }, |
| | 53 | { AV_CODEC_ID_RAWVIDEO, "raw" }, |
| | 54 | { AV_CODEC_ID_BMP, "bmp" }, |
| | 55 | { AV_CODEC_ID_TARGA, "tga" }, |
| | 56 | { AV_CODEC_ID_TIFF, "tiff" }, |
| | 57 | { AV_CODEC_ID_TIFF, "tif" }, |
| | 58 | { AV_CODEC_ID_SGI, "sgi" }, |
| | 59 | { AV_CODEC_ID_PTX, "ptx" }, |
| | 60 | { AV_CODEC_ID_PCX, "pcx" }, |
| | 61 | { AV_CODEC_ID_SUNRAST, "sun" }, |
| | 62 | { AV_CODEC_ID_SUNRAST, "ras" }, |
| | 63 | { AV_CODEC_ID_SUNRAST, "rs" }, |
| | 64 | { AV_CODEC_ID_SUNRAST, "im1" }, |
| | 65 | { AV_CODEC_ID_SUNRAST, "im8" }, |
| | 66 | { AV_CODEC_ID_SUNRAST, "im24" }, |
| | 67 | { AV_CODEC_ID_SUNRAST, "im32" }, |
| | 68 | { AV_CODEC_ID_SUNRAST, "sunras" }, |
| | 69 | { AV_CODEC_ID_JPEG2000, "j2c" }, |
| | 70 | { AV_CODEC_ID_JPEG2000, "jp2" }, |
| | 71 | { AV_CODEC_ID_JPEG2000, "jpc" }, |
| | 72 | { AV_CODEC_ID_JPEG2000, "j2k" }, |
| | 73 | { AV_CODEC_ID_DPX, "dpx" }, |
| | 74 | { AV_CODEC_ID_EXR, "exr" }, |
| | 75 | { AV_CODEC_ID_PICTOR, "pic" }, |
| | 76 | { AV_CODEC_ID_V210X, "yuv10" }, |
| | 77 | { AV_CODEC_ID_WEBP, "webp" }, |
| | 78 | { AV_CODEC_ID_XBM, "xbm" }, |
| | 79 | { AV_CODEC_ID_XFACE, "xface" }, |
| | 80 | { AV_CODEC_ID_XWD, "xwd" }, |
| | 81 | { AV_CODEC_ID_NONE, NULL } |
| | 82 | }; |
| | 83 | |
| | 84 | static enum AVCodecID av_str2id(const IdStrMap *tags, const char *str) |
| | 85 | { |
| | 86 | str = strrchr(str, '.'); |
| | 87 | if (!str) |
| | 88 | return AV_CODEC_ID_NONE; |
| | 89 | str++; |
| | 90 | |
| | 91 | while (tags->id) { |
| | 92 | if (!av_strcasecmp(str, tags->str)) |
| | 93 | return tags->id; |
| | 94 | |
| | 95 | tags++; |
| | 96 | } |
| | 97 | return AV_CODEC_ID_NONE; |
| | 98 | } |
| | 99 | |
| | 100 | enum AVCodecID ff_guess_image2_codec(const char *filename) |
| | 101 | { |
| | 102 | return av_str2id(img_tags, filename); |
| | 103 | } |
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