From 265ed6732fbde8a4082b2ba71fe3cd623f649bab Mon Sep 17 00:00:00 2001 From: Derek Buitenhuis Date: Wed, 27 Jan 2016 21:12:04 +0000 Subject: [PATCH] libavcodec/util: Fix timebase overflow check It could accidentally divide by zero if num was zero. Signed-off-by: Derek Buitenhuis --- libavcodec/utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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.",