return VLC_SUCCESS;
}
-static float vlc_to_vdp_hue(int hue)
+static float vlc_to_vdp_hue(float hue)
{
- hue %= 360;
- if (hue > 180)
- hue -= 360;
- return (float)hue * (float)(M_PI / 180.);
+ float dummy;
+
+ hue /= 360.f;
+ hue = modff(hue, &dummy);
+ if (hue > .5f)
+ hue -= 1.f;
+ return hue * (float)(2. * M_PI);
}
static int HueCallback(vlc_object_t *obj, const char *varname,
vlc_value_t prev, vlc_value_t cur, void *data)
{
- vlc_atomic_store_float(data, vlc_to_vdp_hue(cur.i_int));
+ vlc_atomic_store_float(data, vlc_to_vdp_hue(cur.f_float));
(void) obj; (void) varname; (void) prev;
return VLC_SUCCESS;
}
&sys->saturation);
vlc_atomic_init_float(&sys->saturation, vlc_to_vdp_saturation(f));
- i = var_CreateGetIntegerCommand(filter, "hue");
+ i = var_CreateGetFloatCommand(filter, "hue");
var_AddCallback(filter, "hue", HueCallback, &sys->hue);
vlc_atomic_init_float(&sys->hue, vlc_to_vdp_hue(i));