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controller: fix direct control binding double -> int conversion

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Round properly to nearest integer. Fixes controller
unit test on PowerPC G4.
This commit is contained in:
Tim-Philipp Müller 2012-09-07 01:02:10 +01:00
parent 1ead500dad
commit 36d5c586b1
1 changed files with 11 additions and 11 deletions
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22
libs/gst/controller/gstdirectcontrolbinding.c
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@ -76,7 +76,7 @@ static GParamSpec *properties[PROP_LAST];
/* mapping functions */
#define DEFINE_CONVERT(type,Type,TYPE) \
#define DEFINE_CONVERT(type,Type,TYPE,ROUNDING_OP) \
static void \
convert_g_value_to_##type (GstDirectControlBinding *self, gdouble s, GValue *d) \
{ \
@ -84,7 +84,7 @@ convert_g_value_to_##type (GstDirectControlBinding *self, gdouble s, GValue *d)
g##type v; \
\
s = CLAMP (s, 0.0, 1.0); \
v = pspec->minimum + (g##type) ((pspec->maximum - pspec->minimum) * s); \
v = pspec->minimum + (g##type) ROUNDING_OP ((pspec->maximum - pspec->minimum) * s); \
g_value_set_##type (d, v); \
} \
\
@ -95,18 +95,18 @@ convert_value_to_##type (GstDirectControlBinding *self, gdouble s, gpointer d_)
g##type *d = (g##type *)d_; \
\
s = CLAMP (s, 0.0, 1.0); \
*d = pspec->minimum + (g##type) ((pspec->maximum - pspec->minimum) * s); \
*d = pspec->minimum + (g##type) ROUNDING_OP ((pspec->maximum - pspec->minimum) * s); \
}
DEFINE_CONVERT (int, Int, INT);
DEFINE_CONVERT (uint, UInt, UINT);
DEFINE_CONVERT (long, Long, LONG);
DEFINE_CONVERT (ulong, ULong, ULONG);
DEFINE_CONVERT (int64, Int64, INT64);
DEFINE_CONVERT (uint64, UInt64, UINT64);
DEFINE_CONVERT (float, Float, FLOAT);
DEFINE_CONVERT (double, Double, DOUBLE);
DEFINE_CONVERT (int, Int, INT, rint);
DEFINE_CONVERT (uint, UInt, UINT, rint);
DEFINE_CONVERT (long, Long, LONG, rint);
DEFINE_CONVERT (ulong, ULong, ULONG, rint);
DEFINE_CONVERT (int64, Int64, INT64, rint);
DEFINE_CONVERT (uint64, UInt64, UINT64, rint);
DEFINE_CONVERT (float, Float, FLOAT, /*NOOP*/);
DEFINE_CONVERT (double, Double, DOUBLE, /*NOOP*/);
static void
convert_g_value_to_boolean (GstDirectControlBinding * self, gdouble s,