[FFmpeg-cvslog] r25340 - trunk/libavutil/rational.h
stefano
subversion
Tue Oct 5 10:44:19 CEST 2010
Author: stefano
Date: Tue Oct 5 10:44:18 2010
New Revision: 25340
Log:
Update av_cmp_q() documentation after r25338.
Modified:
trunk/libavutil/rational.h
Modified: trunk/libavutil/rational.h
==============================================================================
--- trunk/libavutil/rational.h Tue Oct 5 03:43:34 2010 (r25339)
+++ trunk/libavutil/rational.h Tue Oct 5 10:44:18 2010 (r25340)
@@ -44,7 +44,8 @@ typedef struct AVRational{
* Compare two rationals.
* @param a first rational
* @param b second rational
- * @return 0 if a==b, 1 if a>b and -1 if a<b
+ * @return 0 if a==b, 1 if a>b, -1 if a<b, and INT_MIN if one of the
+ * values is of the form 0/0
*/
static inline int av_cmp_q(AVRational a, AVRational b){
const int64_t tmp= a.num * (int64_t)b.den - b.num * (int64_t)a.den;
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