On Tue, 18 Jun 2024, Marton Balint wrote:
On Tue, 18 Jun 2024, Rémi Denis-Courmont wrote:
Le 17 juin 2024 22:33:01 GMT+02:00, Marton Balint <c...@passwd.hu> a
écrit :
Signed-off-by: Marton Balint <c...@passwd.hu>
---
libavutil/timestamp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavutil/timestamp.c b/libavutil/timestamp.c
index 2a3e3012a4..6c231a517d 100644
--- a/libavutil/timestamp.c
+++ b/libavutil/timestamp.c
@@ -24,7 +24,7 @@ char *av_ts_make_time_string2(char *buf, int64_t ts,
AVRational tb)
snprintf(buf, AV_TS_MAX_STRING_SIZE, "NOPTS");
} else {
double val = av_q2d(tb) * ts;
- double log = floor(log10(fabs(val)));
+ double log = (fpclassify(val) == FP_ZERO ? -INFINITY :
floor(log10(fabs(val))));
int precision = (isfinite(log) && log < 0) ? -log + 5 : 6;
Can the log be infinite anymore?
Yes, in case of zero value we explicitly set it to -INFINITY, but implicit
infinity or NaN is also possible, because av_q2d can return both.
Will apply.
Regards,
Marton
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