[FFmpeg-devel] [PATCH] lavu/opt: show valid range in case of out-of-range value

[Stefano Sabatini]

Improve feedback.
---
 libavutil/opt.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavutil/opt.c b/libavutil/opt.c
index ab95d04..3122e74 100644
--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -88,8 +88,8 @@ static int read_number(const AVOption *o, void *dst, double *num, int *den, int6
 static int write_number(void *obj, const AVOption *o, void *dst, double num, int den, int64_t intnum)
 {
     if (o->max*den < num*intnum || o->min*den > num*intnum) {
-        av_log(obj, AV_LOG_ERROR, "Value %f for parameter '%s' out of range\n",
-               num*intnum/den, o->name);
+        av_log(obj, AV_LOG_ERROR, "Value %f for parameter '%s' out of range [%f - %f]\n",
+               num*intnum/den, o->name, o->min, o->max);
         return AVERROR(ERANGE);
     }
 
-- 
1.7.5.4