mirror of
https://github.com/FFmpeg/FFmpeg.git
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93 lines
3.1 KiB
C
93 lines
3.1 KiB
C
/*
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* Image format
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* Copyright (c) 2000, 2001, 2002 Fabrice Bellard
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* Copyright (c) 2004 Michael Niedermayer
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/avstring.h"
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#include "internal.h"
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typedef struct {
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enum AVCodecID id;
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const char *str;
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} IdStrMap;
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static const IdStrMap img_tags[] = {
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{ AV_CODEC_ID_MJPEG, "jpeg" },
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{ AV_CODEC_ID_MJPEG, "jpg" },
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{ AV_CODEC_ID_LJPEG, "ljpg" },
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{ AV_CODEC_ID_PNG, "png" },
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{ AV_CODEC_ID_PNG, "mng" },
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{ AV_CODEC_ID_PPM, "ppm" },
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{ AV_CODEC_ID_PPM, "pnm" },
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{ AV_CODEC_ID_PGM, "pgm" },
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{ AV_CODEC_ID_PGMYUV, "pgmyuv" },
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{ AV_CODEC_ID_PBM, "pbm" },
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{ AV_CODEC_ID_PAM, "pam" },
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{ AV_CODEC_ID_MPEG1VIDEO, "mpg1-img" },
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{ AV_CODEC_ID_MPEG2VIDEO, "mpg2-img" },
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{ AV_CODEC_ID_MPEG4, "mpg4-img" },
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{ AV_CODEC_ID_FFV1, "ffv1-img" },
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{ AV_CODEC_ID_RAWVIDEO, "y" },
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{ AV_CODEC_ID_BMP, "bmp" },
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{ AV_CODEC_ID_GIF, "gif" },
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{ AV_CODEC_ID_TARGA, "tga" },
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{ AV_CODEC_ID_TIFF, "tiff" },
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{ AV_CODEC_ID_TIFF, "tif" },
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{ AV_CODEC_ID_SGI, "sgi" },
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{ AV_CODEC_ID_PTX, "ptx" },
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{ AV_CODEC_ID_PCX, "pcx" },
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{ AV_CODEC_ID_SUNRAST, "sun" },
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{ AV_CODEC_ID_SUNRAST, "ras" },
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{ AV_CODEC_ID_SUNRAST, "rs" },
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{ AV_CODEC_ID_SUNRAST, "im1" },
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{ AV_CODEC_ID_SUNRAST, "im8" },
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{ AV_CODEC_ID_SUNRAST, "im24" },
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{ AV_CODEC_ID_SUNRAST, "sunras" },
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{ AV_CODEC_ID_JPEG2000, "jp2" },
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{ AV_CODEC_ID_JPEG2000, "jpc" },
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{ AV_CODEC_ID_JPEG2000, "j2k" },
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{ AV_CODEC_ID_DPX, "dpx" },
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{ AV_CODEC_ID_PICTOR, "pic" },
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{ AV_CODEC_ID_XBM, "xbm" },
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{ AV_CODEC_ID_XWD, "xwd" },
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{ AV_CODEC_ID_NONE, NULL }
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};
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static enum AVCodecID av_str2id(const IdStrMap *tags, const char *str)
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{
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str = strrchr(str, '.');
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if (!str)
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return AV_CODEC_ID_NONE;
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str++;
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while (tags->id) {
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if (!av_strcasecmp(str, tags->str))
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return tags->id;
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tags++;
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}
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return AV_CODEC_ID_NONE;
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}
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enum AVCodecID ff_guess_image2_codec(const char *filename)
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{
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return av_str2id(img_tags, filename);
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}
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