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id3v2: do not export APIC description if empty 

APIC tags always have a description. Tag writers obviously leave it
empty if there is no description. In this case, libavformat would export
"" as title. Do not set the title instead.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
wm4 2015-05-07 23:56:36 +02:00 committed by Michael Niedermayer
parent 72e7553125
commit b697b297b7
1 changed files with 2 additions and 1 deletions
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3
libavformat/id3v2.c
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@ -1082,7 +1082,8 @@ int ff_id3v2_parse_apic(AVFormatContext *s, ID3v2ExtraMeta **extra_meta)
st->disposition |= AV_DISPOSITION_ATTACHED_PIC;
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = apic->id;
av_dict_set(&st->metadata, "title", apic->description, 0);
if (apic->description[0])
av_dict_set(&st->metadata, "title", apic->description, 0);
av_dict_set(&st->metadata, "comment", apic->type, 0);
av_init_packet(&st->attached_pic);