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-rw-r--r--libavutil/avutil.h2
-rw-r--r--libavutil/eval.c9
2 files changed, 9 insertions, 2 deletions
diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index 351e8279ac..69c5727fb2 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -153,7 +153,7 @@
#define LIBAVUTIL_VERSION_MAJOR 51
#define LIBAVUTIL_VERSION_MINOR 34
-#define LIBAVUTIL_VERSION_MICRO 0
+#define LIBAVUTIL_VERSION_MICRO 1
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
LIBAVUTIL_VERSION_MINOR, \
diff --git a/libavutil/eval.c b/libavutil/eval.c
index 36b5ce5dda..f2d619f5c9 100644
--- a/libavutil/eval.c
+++ b/libavutil/eval.c
@@ -120,7 +120,7 @@ static int strmatch(const char *s, const char *prefix)
struct AVExpr {
enum {
e_value, e_const, e_func0, e_func1, e_func2,
- e_squish, e_gauss, e_ld, e_isnan,
+ e_squish, e_gauss, e_ld, e_isnan, e_isinf,
e_mod, e_max, e_min, e_eq, e_gt, e_gte,
e_pow, e_mul, e_div, e_add,
e_last, e_st, e_while, e_floor, e_ceil, e_trunc,
@@ -148,6 +148,7 @@ static double eval_expr(Parser *p, AVExpr *e)
case e_gauss: { double d = eval_expr(p, e->param[0]); return exp(-d*d/2)/sqrt(2*M_PI); }
case e_ld: return e->value * p->var[av_clip(eval_expr(p, e->param[0]), 0, VARS-1)];
case e_isnan: return e->value * !!isnan(eval_expr(p, e->param[0]));
+ case e_isinf: return e->value * !!isinf(eval_expr(p, e->param[0]));
case e_floor: return e->value * floor(eval_expr(p, e->param[0]));
case e_ceil : return e->value * ceil (eval_expr(p, e->param[0]));
case e_trunc: return e->value * trunc(eval_expr(p, e->param[0]));
@@ -282,6 +283,7 @@ static int parse_primary(AVExpr **e, Parser *p)
else if (strmatch(next, "lt" )) { AVExpr *tmp = d->param[1]; d->param[1] = d->param[0]; d->param[0] = tmp; d->type = e_gte; }
else if (strmatch(next, "ld" )) d->type = e_ld;
else if (strmatch(next, "isnan" )) d->type = e_isnan;
+ else if (strmatch(next, "isinf" )) d->type = e_isinf;
else if (strmatch(next, "st" )) d->type = e_st;
else if (strmatch(next, "while" )) d->type = e_while;
else if (strmatch(next, "floor" )) d->type = e_floor;
@@ -453,6 +455,7 @@ static int verify_expr(AVExpr *e)
case e_ld:
case e_gauss:
case e_isnan:
+ case e_isinf:
case e_floor:
case e_ceil:
case e_trunc:
@@ -601,6 +604,10 @@ int main(int argc, char **argv)
"st(0, 1); while(lte(ld(0),100), st(1, ld(1)+ld(0)); st(0, ld(0)+1))",
"isnan(1)",
"isnan(NAN)",
+ "isnan(INF)",
+ "isinf(1)",
+ "isinf(NAN)",
+ "isinf(INF)",
"floor(NAN)",
"floor(123.123)",
"floor(-123.123)",