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-rw-r--r--libavcodec/utils.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 13ee243315..491d8eaa42 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1475,7 +1475,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
if (!avctx->rc_initial_buffer_occupancy)
avctx->rc_initial_buffer_occupancy = avctx->rc_buffer_size * 3 / 4;
- if (avctx->ticks_per_frame &&
+ if (avctx->ticks_per_frame && avctx->time_base.num &&
avctx->ticks_per_frame > INT_MAX / avctx->time_base.num) {
av_log(avctx, AV_LOG_ERROR,
"ticks_per_frame %d too large for the timebase %d/%d.",