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https://github.com/FFmpeg/FFmpeg.git
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bb3244dee2
All current usages of it are incompatible with localization.
For example strcasecmp("i", "I") != 0 is possible, but would
break many of the places where it is used.
Instead use our own implementations that always treat the data
as ASCII.
Signed-off-by: Martin Storsjö <martin@martin.st>
101 lines
3.1 KiB
C
101 lines
3.1 KiB
C
/*
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* copyright (c) 2009 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 "avformat.h"
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#include "metadata.h"
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#include "libavutil/dict.h"
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#include "libavutil/avstring.h"
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#if FF_API_OLD_METADATA2
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AVDictionaryEntry *
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av_metadata_get(AVDictionary *m, const char *key, const AVDictionaryEntry *prev, int flags)
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{
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return av_dict_get(m, key, prev, flags);
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}
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int av_metadata_set2(AVDictionary **pm, const char *key, const char *value, int flags)
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{
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return av_dict_set(pm, key, value, flags);
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}
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void av_metadata_conv(AVFormatContext *ctx, const AVMetadataConv *d_conv,
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const AVMetadataConv *s_conv)
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{
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return;
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}
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void av_metadata_free(AVDictionary **pm)
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{
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av_dict_free(pm);
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}
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void av_metadata_copy(AVDictionary **dst, AVDictionary *src, int flags)
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{
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av_dict_copy(dst, src, flags);
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}
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#endif
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void ff_metadata_conv(AVDictionary **pm, const AVMetadataConv *d_conv,
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const AVMetadataConv *s_conv)
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{
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/* TODO: use binary search to look up the two conversion tables
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if the tables are getting big enough that it would matter speed wise */
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const AVMetadataConv *sc, *dc;
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AVDictionaryEntry *mtag = NULL;
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AVDictionary *dst = NULL;
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const char *key;
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if (d_conv == s_conv)
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return;
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while ((mtag = av_dict_get(*pm, "", mtag, AV_DICT_IGNORE_SUFFIX))) {
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key = mtag->key;
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if (s_conv)
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for (sc=s_conv; sc->native; sc++)
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if (!av_strcasecmp(key, sc->native)) {
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key = sc->generic;
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break;
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}
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if (d_conv)
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for (dc=d_conv; dc->native; dc++)
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if (!av_strcasecmp(key, dc->generic)) {
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key = dc->native;
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break;
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}
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av_dict_set(&dst, key, mtag->value, 0);
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}
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av_dict_free(pm);
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*pm = dst;
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}
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void ff_metadata_conv_ctx(AVFormatContext *ctx, const AVMetadataConv *d_conv,
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const AVMetadataConv *s_conv)
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{
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int i;
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ff_metadata_conv(&ctx->metadata, d_conv, s_conv);
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for (i=0; i<ctx->nb_streams ; i++)
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ff_metadata_conv(&ctx->streams [i]->metadata, d_conv, s_conv);
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for (i=0; i<ctx->nb_chapters; i++)
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ff_metadata_conv(&ctx->chapters[i]->metadata, d_conv, s_conv);
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for (i=0; i<ctx->nb_programs; i++)
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ff_metadata_conv(&ctx->programs[i]->metadata, d_conv, s_conv);
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}
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