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avformat/utils: Fix integer overflow with complex time bases in avformat_find_stream_info()
Fixes: signed integer overflow: 2045163756 * 2 cannot be represented in type 'int' Fixes: Ticket5132 Found-by: tsmith Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -4062,7 +4062,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
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if (!st->r_frame_rate.num) {
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if ( avctx->time_base.den * (int64_t) st->time_base.num
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<= avctx->time_base.num * avctx->ticks_per_frame * (int64_t) st->time_base.den) {
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<= avctx->time_base.num * avctx->ticks_per_frame * (uint64_t) st->time_base.den) {
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av_reduce(&st->r_frame_rate.num, &st->r_frame_rate.den,
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avctx->time_base.den, (int64_t)avctx->time_base.num * avctx->ticks_per_frame, INT_MAX);
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} else {
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