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lavf: export id3v2 attached pictures as streams.

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This commit is contained in:
Anton Khirnov
2012-02-25 09:53:35 +01:00
parent dd2a4bcfd7
commit 079ea6ca5f
3 changed files with 48 additions and 1 deletions
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34
libavformat/id3v2.c
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@@ -702,3 +702,37 @@ void ff_id3v2_free_extra_meta(ID3v2ExtraMeta **extra_meta)
current = next;
}
}
int ff_id3v2_parse_apic(AVFormatContext *s, ID3v2ExtraMeta **extra_meta)
{
ID3v2ExtraMeta *cur;
for (cur = *extra_meta; cur; cur = cur->next) {
ID3v2ExtraMetaAPIC *apic;
AVStream *st;
if (strcmp(cur->tag, "APIC"))
continue;
apic = cur->data;
if (!(st = avformat_new_stream(s, NULL)))
return AVERROR(ENOMEM);
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);
av_dict_set(&st->metadata, "comment", apic->type, 0);
av_init_packet(&st->attached_pic);
st->attached_pic.data = apic->data;
st->attached_pic.size = apic->len;
st->attached_pic.destruct = av_destruct_packet;
st->attached_pic.stream_index = st->index;
apic->data = NULL;
apic->len = 0;
}
return 0;
}