virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-10-30 23:18:11 +02:00
Code Issues Releases Activity

avutil/rational: Document what is to be expected from av_d2q() of doubles representing rational numbers

Browse Source 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f465badb06)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2024-01-31 02:37:57 +01:00
parent fdc5b25f19
commit e976607831
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
libavutil/rational.h
View File

@@ -168,6 +168,10 @@ static av_always_inline AVRational av_inv_q(AVRational q)
* In case of infinity, the returned value is expressed as `{1, 0}` or
* `{-1, 0}` depending on the sign.
*
* In general rational numbers with |num| <= 1<<26 && |den| <= 1<<26
* can be recovered exactly from their double representation.
* (no exceptions were found within 1B random ones)
*
* @param d `double` to convert
* @param max Maximum allowed numerator and denominator
* @return `d` in AVRational form