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authorAnton Khirnov <anton@khirnov.net>2013-03-28 09:49:38 +0100
committerAnton Khirnov <anton@khirnov.net>2013-04-04 07:54:15 +0200
commit8d617b11cfc87b2c6056fee029ac5bc760af874a (patch)
treef7dab726f68344a76ea9b1967acb3e3e44085a6c /libavformat/id3v2.c
parent3623589edc7b1257bb45aa9e52c9631e133f22b6 (diff)
id3v2: pad the APIC packets as required by lavc.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind CC: libav-stable@libav.org
Diffstat (limited to 'libavformat/id3v2.c')
-rw-r--r--libavformat/id3v2.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/libavformat/id3v2.c b/libavformat/id3v2.c
index 204ea745d4..7bcea21a6b 100644
--- a/libavformat/id3v2.c
+++ b/libavformat/id3v2.c
@@ -476,9 +476,10 @@ static void read_apic(AVFormatContext *s, AVIOContext *pb, int taglen, char *tag
goto fail;
}
- apic->buf = av_buffer_alloc(taglen);
+ apic->buf = av_buffer_alloc(taglen + FF_INPUT_BUFFER_PADDING_SIZE);
if (!apic->buf || avio_read(pb, apic->buf->data, taglen) != taglen)
goto fail;
+ memset(apic->buf->data + taglen, 0, FF_INPUT_BUFFER_PADDING_SIZE);
new_extra->tag = "APIC";
new_extra->data = apic;
@@ -735,7 +736,7 @@ int ff_id3v2_parse_apic(AVFormatContext *s, ID3v2ExtraMeta **extra_meta)
av_init_packet(&st->attached_pic);
st->attached_pic.buf = apic->buf;
st->attached_pic.data = apic->buf->data;
- st->attached_pic.size = apic->buf->size;
+ st->attached_pic.size = apic->buf->size - FF_INPUT_BUFFER_PADDING_SIZE;
st->attached_pic.stream_index = st->index;
st->attached_pic.flags |= AV_PKT_FLAG_KEY;