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libavutil/dict.h

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00001 /*
00002  *
00003  * This file is part of Libav.
00004  *
00005  * Libav is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU Lesser General Public
00007  * License as published by the Free Software Foundation; either
00008  * version 2.1 of the License, or (at your option) any later version.
00009  *
00010  * Libav is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Lesser General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Lesser General Public
00016  * License along with Libav; if not, write to the Free Software
00017  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00018  */
00019 
00025 #ifndef AVUTIL_DICT_H
00026 #define AVUTIL_DICT_H
00027 
00061 #define AV_DICT_MATCH_CASE      1
00062 #define AV_DICT_IGNORE_SUFFIX   2
00063 #define AV_DICT_DONT_STRDUP_KEY 4   
00065 #define AV_DICT_DONT_STRDUP_VAL 8   
00067 #define AV_DICT_DONT_OVERWRITE 16   ///< Don't overwrite existing entries.
00068 #define AV_DICT_APPEND         32   
00071 typedef struct {
00072     char *key;
00073     char *value;
00074 } AVDictionaryEntry;
00075 
00076 typedef struct AVDictionary AVDictionary;
00077 
00086 AVDictionaryEntry *
00087 av_dict_get(AVDictionary *m, const char *key, const AVDictionaryEntry *prev, int flags);
00088 
00099 int av_dict_set(AVDictionary **pm, const char *key, const char *value, int flags);
00100 
00109 void av_dict_copy(AVDictionary **dst, AVDictionary *src, int flags);
00110 
00115 void av_dict_free(AVDictionary **m);
00116 
00121 #endif // AVUTIL_DICT_H
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