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avformat/iamf_parse: fix inverted subblock duration validation

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The check on variable subblock durations had an inverted comparison, rejecting valid multi-subblock parameters and failing to catch subblock durations exceeding the remaining time.
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almogyalin
2026-07-29 07:02:38 +00:00
committed by James Almer
parent 93f2a525ec
commit 04ecca792f
1 changed files with 1 additions and 1 deletions
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2
libavformat/iamf_parse.c
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@@ -668,7 +668,7 @@ static int param_parse(void *s, IAMFContext *c, AVIOContext *pb,
if (constant_subblock_duration == 0) {
subblock_duration = ffio_read_leb(pb);
if (duration - total_duration > subblock_duration) {
if (subblock_duration > duration - total_duration) {
av_log(s, AV_LOG_ERROR, "Invalid subblock durations in parameter_id %u\n", parameter_id);
av_free(param);
return AVERROR_INVALIDDATA;