[FFmpeg-cvslog] avprobe: improve formatting

[Luca Barbato]

ffmpeg | branch: master | Luca Barbato <lu_zero at gentoo.org> | Fri May 25 11:47:06 2012 -0700| [beb33fca697e4a7ecfe1661d0699a0d55f23f03a] | committer: Luca Barbato

avprobe: improve formatting

Do not use decimals if not needed.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=beb33fca697e4a7ecfe1661d0699a0d55f23f03a
---

 avprobe.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/avprobe.c b/avprobe.c
index 6182875..5df6937 100644
--- a/avprobe.c
+++ b/avprobe.c
@@ -90,11 +90,12 @@ static char *value_string(char *buf, int buf_size, double val, const char *unit)
             val  /= pow(10, index * 3);
             prefix_string = decimal_unit_prefixes[index];
         }
-
-        snprintf(buf, buf_size, "%.3f %s%s", val, prefix_string,
+        snprintf(buf, buf_size, "%.*f%s%s",
+                 index ? 3 : 0, val,
+                 prefix_string,
                  show_value_unit ? unit : "");
     } else {
-        snprintf(buf, buf_size, "%f %s", val, show_value_unit ? unit : "");
+        snprintf(buf, buf_size, "%f%s", val, show_value_unit ? unit : "");
     }
 
     return buf;