mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/*
|
|
* 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 {
|
|
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_LJPEG , "ljpg"},
|
|
{ AV_CODEC_ID_PNG , "png"},
|
|
{ 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_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_PCX , "pcx"},
|
|
{ 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 , "jp2"},
|
|
{ AV_CODEC_ID_JPEG2000 , "jpc"},
|
|
{ AV_CODEC_ID_DPX , "dpx"},
|
|
{ AV_CODEC_ID_PICTOR , "pic"},
|
|
{ AV_CODEC_ID_XBM , "xbm"},
|
|
{ AV_CODEC_ID_XWD , "xwd"},
|
|
{ AV_CODEC_ID_NONE , NULL}
|
|
};
|
|
|
|
static enum AVCodecID av_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 av_str2id(img_tags, filename);
|
|
}
|