aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMichael Niedermayer <michael@niedermayer.cc>2021-10-20 19:51:08 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2021-10-21 15:25:58 +0200
commite8363735fb8338f67da542622111039782054e92 (patch)
tree521ae366e6ea852951b8370f9f06db70ffcea44d
parent79ea2bba3f64cca267cc65a4d2fb8acd91e29e51 (diff)
downloadffmpeg-e8363735fb8338f67da542622111039782054e92.tar.gz
avutil/mathematics: Document av_rescale_rnd() behavior on non int64 results
Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit e154353fdb73dc1b3c1519350244d5346f761850) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavutil/mathematics.h1
1 files changed, 1 insertions, 0 deletions
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()
*/