From ffcba1be9a7c0386c9f8ef6591868dcb7fd0ea19 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 20 Oct 2021 19:51:08 +0200 Subject: [PATCH] avutil/mathematics: Document av_rescale_rnd() behavior on non int64 results Reviewed-by: Derek Buitenhuis Signed-off-by: Michael Niedermayer (cherry picked from commit e154353fdb73dc1b3c1519350244d5346f761850) Signed-off-by: Michael Niedermayer --- libavutil/mathematics.h | 1 + 1 file changed, 1 insertion(+) diff --git a/libavutil/mathematics.h b/libavutil/mathematics.h index 54901800ba..64d4137a60 100644 --- a/libavutil/mathematics.h +++ b/libavutil/mathematics.h @@ -134,6 +134,7 @@ int64_t av_rescale(int64_t a, int64_t b, int64_t c) av_const; * * The operation is mathematically equivalent to `a * b / c`, but writing that * directly can overflow, and does not support different rounding methods. + * If the result is not representable then INT64_MIN is returned. * * @see av_rescale(), av_rescale_q(), av_rescale_q_rnd() */