From bf63eb4bbaf18f13a29ad399a7d70ae10bb71e41 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sun, 16 Nov 2003 19:23:39 +0000
Subject: [PATCH] av_d2q() documentation
Originally committed as revision 2522 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavcodec/rational.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavcodec/rational.c b/libavcodec/rational.c
index 92db8bbe3ec..ad085653a52 100644
--- a/libavcodec/rational.c
+++ b/libavcodec/rational.c
@@ -51,6 +51,10 @@ AVRational av_sub_q(AVRational b, AVRational c){
return b;
}
+/**
+ * Converts a double precission floating point number to a AVRational.
+ * @param max the maximum allowed numerator and denominator
+ */
AVRational av_d2q(double d, int max){
AVRational a;
int exponent= FFMAX( (int)(log(ABS(d) + 1e-20)/log(2)), 0);
--
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