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avformat/mov: ignore old infe box versions 

Some files with no image items have them, and were working prior to the recent
HEIF parsing overhaul.
Ignore such boxes instead, to recover the old behavior.

Fixes a regression since d9fed9df2a.

Tested-by: Wu Jianhua <toqsxw@outlook.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2024-04-13 10:11:03 -03:00
parent 6927457443
commit 5b9db32ccc
1 changed files with 8 additions and 5 deletions
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13
libavformat/mov.c
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@ -8137,8 +8137,8 @@ static int mov_read_infe(MOVContext *c, AVIOContext *pb, MOVAtom atom, int idx)
size -= 4;
if (version < 2) {
av_log(c->fc, AV_LOG_ERROR, "infe: version < 2 not supported\n");
return AVERROR_PATCHWELCOME;
avpriv_report_missing_feature(c->fc, "infe version < 2");
return 1;
}
item_id = version > 2 ? avio_rb32(pb) : avio_rb16(pb);
@ -8209,6 +8209,8 @@ static int mov_read_iinf(MOVContext *c, AVIOContext *pb, MOVAtom atom)
ret = mov_read_infe(c, pb, infe, i);
if (ret < 0)
return ret;
if (ret)
return 0;
}
c->found_iinf = 1;
@ -9508,14 +9510,15 @@ static int mov_read_header(AVFormatContext *s)
av_log(s, AV_LOG_ERROR, "error reading header\n");
return err;
}
} while ((pb->seekable & AVIO_SEEKABLE_NORMAL) && !mov->found_moov && !mov->found_iloc && !mov->moov_retry++);
if (!mov->found_moov && !mov->found_iloc) {
} while ((pb->seekable & AVIO_SEEKABLE_NORMAL) &&
!mov->found_moov && (!mov->found_iloc || !mov->found_iinf) && !mov->moov_retry++);
if (!mov->found_moov && !mov->found_iloc && !mov->found_iinf) {
av_log(s, AV_LOG_ERROR, "moov atom not found\n");
return AVERROR_INVALIDDATA;
}
av_log(mov->fc, AV_LOG_TRACE, "on_parse_exit_offset=%"PRId64"\n", avio_tell(pb));
if (mov->found_iloc) {
if (mov->found_iloc && mov->found_iinf) {
for (i = 0; i < mov->nb_heif_item; i++) {
HEIFItem *item = &mov->heif_item[i];
MOVStreamContext *sc;