diff options
Diffstat (limited to 'libavformat/id3v2enc.c')
| -rw-r--r-- | libavformat/id3v2enc.c | 51 |
1 files changed, 46 insertions, 5 deletions
diff --git a/libavformat/id3v2enc.c b/libavformat/id3v2enc.c index df00f05b24..a10d679946 100644 --- a/libavformat/id3v2enc.c +++ b/libavformat/id3v2enc.c @@ -1,26 +1,27 @@ /* * ID3v2 header writer * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg 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, + * FFmpeg 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 + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include <stdint.h> #include <string.h> +#include "libavutil/avstring.h" #include "libavutil/dict.h" #include "libavutil/intreadwrite.h" #include "avformat.h" @@ -109,6 +110,44 @@ static int id3v2_check_write_tag(ID3v2EncContext *id3, AVIOContext *pb, AVDictio return -1; } +static void id3v2_3_metadata_split_date(AVDictionary **pm) +{ + AVDictionaryEntry *mtag = NULL; + AVDictionary *dst = NULL; + const char *key, *value; + char year[5] = {0}, day_month[5] = {0}; + int i; + + while ((mtag = av_dict_get(*pm, "", mtag, AV_DICT_IGNORE_SUFFIX))) { + key = mtag->key; + if (!av_strcasecmp(key, "date")) { + /* split date tag using "YYYY-MM-DD" format into year and month/day segments */ + value = mtag->value; + i = 0; + while (value[i] >= '0' && value[i] <= '9') i++; + if (value[i] == '\0' || value[i] == '-') { + av_strlcpy(year, value, sizeof(year)); + av_dict_set(&dst, "TYER", year, 0); + + if (value[i] == '-' && + value[i+1] >= '0' && value[i+1] <= '1' && + value[i+2] >= '0' && value[i+2] <= '9' && + value[i+3] == '-' && + value[i+4] >= '0' && value[i+4] <= '3' && + value[i+5] >= '0' && value[i+5] <= '9' && + (value[i+6] == '\0' || value[i+6] == ' ')) { + snprintf(day_month, sizeof(day_month), "%.2s%.2s", value + i + 4, value + i + 1); + av_dict_set(&dst, "TDAT", day_month, 0); + } + } else + av_dict_set(&dst, key, value, 0); + } else + av_dict_set(&dst, key, mtag->value, 0); + } + av_dict_free(pm); + *pm = dst; +} + void ff_id3v2_start(ID3v2EncContext *id3, AVIOContext *pb, int id3v2_version, const char *magic) { @@ -130,7 +169,9 @@ int ff_id3v2_write_metadata(AVFormatContext *s, ID3v2EncContext *id3) ID3v2_ENCODING_UTF8; ff_metadata_conv(&s->metadata, ff_id3v2_34_metadata_conv, NULL); - if (id3->version == 4) + if (id3->version == 3) + id3v2_3_metadata_split_date(&s->metadata); + else if (id3->version == 4) ff_metadata_conv(&s->metadata, ff_id3v2_4_metadata_conv, NULL); while ((t = av_dict_get(s->metadata, "", t, AV_DICT_IGNORE_SUFFIX))) { |