From 65862f57ad2f7f49d715f334a9d892e0b20d42f1 Mon Sep 17 00:00:00 2001 From: Paul Arzelier Date: Sat, 28 Jan 2017 17:25:27 +0100 Subject: avformat: Ignore ID3v2 tags if other tags are present e.g. vorbis Reviewed-by: wm4 Signed-off-by: Michael Niedermayer --- libavformat/internal.h | 5 +++++ libavformat/mp3dec.c | 3 +++ libavformat/utils.c | 17 ++++++++++++++++- 3 files changed, 24 insertions(+), 1 deletion(-) diff --git a/libavformat/internal.h b/libavformat/internal.h index 9d614fb12c..63a1724cfa 100644 --- a/libavformat/internal.h +++ b/libavformat/internal.h @@ -140,6 +140,11 @@ struct AVFormatInternal { * Whether or not avformat_init_output fully initialized streams */ int streams_initialized; + + /** + * ID3v2 tag useful for MP3 demuxing + */ + AVDictionary *id3v2_meta; }; struct AVStreamInternal { diff --git a/libavformat/mp3dec.c b/libavformat/mp3dec.c index 099ca57d24..b45a066686 100644 --- a/libavformat/mp3dec.c +++ b/libavformat/mp3dec.c @@ -349,6 +349,9 @@ static int mp3_read_header(AVFormatContext *s) int ret; int i; + s->metadata = s->internal->id3v2_meta; + s->internal->id3v2_meta = NULL; + st = avformat_new_stream(s, NULL); if (!st) return AVERROR(ENOMEM); diff --git a/libavformat/utils.c b/libavformat/utils.c index d5dfca7dec..0711310792 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -588,12 +588,26 @@ int avformat_open_input(AVFormatContext **ps, const char *filename, /* e.g. AVFMT_NOFILE formats will not have a AVIOContext */ if (s->pb) - ff_id3v2_read(s, ID3v2_DEFAULT_MAGIC, &id3v2_extra_meta, 0); + ff_id3v2_read_dict(s->pb, &s->internal->id3v2_meta, ID3v2_DEFAULT_MAGIC, &id3v2_extra_meta); + if (!(s->flags&AVFMT_FLAG_PRIV_OPT) && s->iformat->read_header) if ((ret = s->iformat->read_header(s)) < 0) goto fail; + if (!s->metadata) { + s->metadata = s->internal->id3v2_meta; + s->internal->id3v2_meta = NULL; + } else if (s->internal->id3v2_meta) { + int level = AV_LOG_WARNING; + if (s->error_recognition & AV_EF_COMPLIANT) + level = AV_LOG_ERROR; + av_log(s, level, "Discarding ID3 tags because more suitable tags were found.\n"); + av_dict_free(&s->internal->id3v2_meta); + if (s->error_recognition & AV_EF_EXPLODE) + return AVERROR_INVALIDDATA; + } + if (id3v2_extra_meta) { if (!strcmp(s->iformat->name, "mp3") || !strcmp(s->iformat->name, "aac") || !strcmp(s->iformat->name, "tta")) { @@ -4178,6 +4192,7 @@ void avformat_free_context(AVFormatContext *s) } av_freep(&s->chapters); av_dict_free(&s->metadata); + av_dict_free(&s->internal->id3v2_meta); av_freep(&s->streams); av_freep(&s->internal); flush_packet_queue(s); -- cgit v1.2.3