X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fmetadata.c;h=77fb29821713f308e5456e319d2c36dcd17c52cd;hb=9d3ea5cbf57e30bf2717a9ce64e858dad8a02aa6;hp=e6b0d54cf76aa36b5ff6dbbd90c567236268df5d;hpb=dd872bf49f0ef1226c4a1e99e908a5213a59b32f;p=ffmpeg diff --git a/libavformat/metadata.c b/libavformat/metadata.c index e6b0d54cf76..77fb2982171 100644 --- a/libavformat/metadata.c +++ b/libavformat/metadata.c @@ -1,154 +1,70 @@ /* * copyright (c) 2009 Michael Niedermayer * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * 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. * - * FFmpeg is distributed in the hope that it will be useful, + * 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 FFmpeg; if not, write to the Free Software + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include #include "avformat.h" #include "metadata.h" +#include "libavutil/dict.h" +#include "libavutil/avstring.h" -AVMetadataTag * -av_metadata_get(AVMetadata *m, const char *key, const AVMetadataTag *prev, int flags) -{ - unsigned int i, j; - - if(!m) - return NULL; - - if(prev) i= prev - m->elems + 1; - else i= 0; - - for(; icount; i++){ - const char *s= m->elems[i].key; - if(flags & AV_METADATA_MATCH_CASE) for(j=0; s[j] == key[j] && key[j]; j++); - else for(j=0; toupper(s[j]) == toupper(key[j]) && key[j]; j++); - if(key[j]) - continue; - if(s[j] && !(flags & AV_METADATA_IGNORE_SUFFIX)) - continue; - return &m->elems[i]; - } - return NULL; -} - -int av_metadata_set2(AVMetadata **pm, const char *key, const char *value, int flags) -{ - AVMetadata *m= *pm; - AVMetadataTag *tag= av_metadata_get(m, key, NULL, AV_METADATA_MATCH_CASE); - - if(!m) - m=*pm= av_mallocz(sizeof(*m)); - - if(tag){ - if (flags & AV_METADATA_DONT_OVERWRITE) - return 0; - av_free(tag->value); - av_free(tag->key); - *tag= m->elems[--m->count]; - }else{ - AVMetadataTag *tmp= av_realloc(m->elems, (m->count+1) * sizeof(*m->elems)); - if(tmp){ - m->elems= tmp; - }else - return AVERROR(ENOMEM); - } - if(value){ - if(flags & AV_METADATA_DONT_STRDUP_KEY){ - m->elems[m->count].key = key; - }else - m->elems[m->count].key = av_strdup(key ); - if(flags & AV_METADATA_DONT_STRDUP_VAL){ - m->elems[m->count].value= value; - }else - m->elems[m->count].value= av_strdup(value); - m->count++; - } - if(!m->count) { - av_free(m->elems); - av_freep(pm); - } - - return 0; -} - -#if LAVF_API_OLD_METADATA -int av_metadata_set(AVMetadata **pm, const char *key, const char *value) -{ - return av_metadata_set2(pm, key, value, 0); -} -#endif - -void av_metadata_free(AVMetadata **pm) -{ - AVMetadata *m= *pm; - - if(m){ - while(m->count--){ - av_free(m->elems[m->count].key); - av_free(m->elems[m->count].value); - } - av_free(m->elems); - } - av_freep(pm); -} - -void metadata_conv(AVMetadata **pm, const AVMetadataConv *d_conv, - const AVMetadataConv *s_conv) +void ff_metadata_conv(AVDictionary **pm, const AVMetadataConv *d_conv, + const AVMetadataConv *s_conv) { /* TODO: use binary search to look up the two conversion tables if the tables are getting big enough that it would matter speed wise */ const AVMetadataConv *sc, *dc; - AVMetadataTag *mtag = NULL; - AVMetadata *dst = NULL; + AVDictionaryEntry *mtag = NULL; + AVDictionary *dst = NULL; const char *key; if (d_conv == s_conv) return; - while((mtag=av_metadata_get(*pm, "", mtag, AV_METADATA_IGNORE_SUFFIX))) { + while ((mtag = av_dict_get(*pm, "", mtag, AV_DICT_IGNORE_SUFFIX))) { key = mtag->key; if (s_conv) for (sc=s_conv; sc->native; sc++) - if (!strcasecmp(key, sc->native)) { + if (!av_strcasecmp(key, sc->native)) { key = sc->generic; break; } if (d_conv) for (dc=d_conv; dc->native; dc++) - if (!strcasecmp(key, dc->generic)) { + if (!av_strcasecmp(key, dc->generic)) { key = dc->native; break; } - av_metadata_set2(&dst, key, mtag->value, 0); + av_dict_set(&dst, key, mtag->value, 0); } - av_metadata_free(pm); + av_dict_free(pm); *pm = dst; } -void av_metadata_conv(AVFormatContext *ctx, const AVMetadataConv *d_conv, - const AVMetadataConv *s_conv) +void ff_metadata_conv_ctx(AVFormatContext *ctx, const AVMetadataConv *d_conv, + const AVMetadataConv *s_conv) { int i; - metadata_conv(&ctx->metadata, d_conv, s_conv); + ff_metadata_conv(&ctx->metadata, d_conv, s_conv); for (i=0; inb_streams ; i++) - metadata_conv(&ctx->streams [i]->metadata, d_conv, s_conv); + ff_metadata_conv(&ctx->streams [i]->metadata, d_conv, s_conv); for (i=0; inb_chapters; i++) - metadata_conv(&ctx->chapters[i]->metadata, d_conv, s_conv); + ff_metadata_conv(&ctx->chapters[i]->metadata, d_conv, s_conv); for (i=0; inb_programs; i++) - metadata_conv(&ctx->programs[i]->metadata, d_conv, s_conv); + ff_metadata_conv(&ctx->programs[i]->metadata, d_conv, s_conv); }