LCOV - code coverage report
Current view: top level - libavformat - metadata.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 26 29 89.7 %
Date: 2017-12-12 11:08:38 Functions: 2 2 100.0 %

          Line data    Source code
       1             : /*
       2             :  * copyright (c) 2009 Michael Niedermayer
       3             :  *
       4             :  * This file is part of FFmpeg.
       5             :  *
       6             :  * FFmpeg is free software; you can redistribute it and/or
       7             :  * modify it under the terms of the GNU Lesser General Public
       8             :  * License as published by the Free Software Foundation; either
       9             :  * version 2.1 of the License, or (at your option) any later version.
      10             :  *
      11             :  * FFmpeg is distributed in the hope that it will be useful,
      12             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14             :  * Lesser General Public License for more details.
      15             :  *
      16             :  * You should have received a copy of the GNU Lesser General Public
      17             :  * License along with FFmpeg; if not, write to the Free Software
      18             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      19             :  */
      20             : 
      21             : #include "avformat.h"
      22             : #include "metadata.h"
      23             : #include "libavutil/dict.h"
      24             : #include "libavutil/avstring.h"
      25             : 
      26       19376 : void ff_metadata_conv(AVDictionary **pm, const AVMetadataConv *d_conv,
      27             :                                        const AVMetadataConv *s_conv)
      28             : {
      29             :     /* TODO: use binary search to look up the two conversion tables
      30             :        if the tables are getting big enough that it would matter speed wise */
      31             :     const AVMetadataConv *sc, *dc;
      32       19376 :     AVDictionaryEntry *mtag = NULL;
      33       19376 :     AVDictionary *dst = NULL;
      34             :     const char *key;
      35             : 
      36       19376 :     if (d_conv == s_conv || !pm)
      37           0 :         return;
      38             : 
      39       42058 :     while ((mtag = av_dict_get(*pm, "", mtag, AV_DICT_IGNORE_SUFFIX))) {
      40        3306 :         key = mtag->key;
      41        3306 :         if (s_conv)
      42        9289 :             for (sc=s_conv; sc->native; sc++)
      43        8525 :                 if (!av_strcasecmp(key, sc->native)) {
      44         193 :                     key = sc->generic;
      45         193 :                     break;
      46             :                 }
      47        3306 :         if (d_conv)
      48       25796 :             for (dc=d_conv; dc->native; dc++)
      49       23783 :                 if (!av_strcasecmp(key, dc->generic)) {
      50         336 :                     key = dc->native;
      51         336 :                     break;
      52             :                 }
      53        3306 :         av_dict_set(&dst, key, mtag->value, 0);
      54             :     }
      55       19376 :     av_dict_free(pm);
      56       19376 :     *pm = dst;
      57             : }
      58             : 
      59        3671 : void ff_metadata_conv_ctx(AVFormatContext *ctx, const AVMetadataConv *d_conv,
      60             :                                                 const AVMetadataConv *s_conv)
      61             : {
      62             :     int i;
      63        3671 :     ff_metadata_conv(&ctx->metadata, d_conv, s_conv);
      64        7444 :     for (i=0; i<ctx->nb_streams ; i++)
      65        3773 :         ff_metadata_conv(&ctx->streams [i]->metadata, d_conv, s_conv);
      66        3671 :     for (i=0; i<ctx->nb_chapters; i++)
      67           0 :         ff_metadata_conv(&ctx->chapters[i]->metadata, d_conv, s_conv);
      68        3671 :     for (i=0; i<ctx->nb_programs; i++)
      69           0 :         ff_metadata_conv(&ctx->programs[i]->metadata, d_conv, s_conv);
      70        3671 : }

Generated by: LCOV version 1.13