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structure: Support stepped ranges when fixating

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The step restriction was completely ignored until now.
This commit is contained in:
Jan Alexander Steffens (heftig) 2019-01-09 13:38:44 +01:00 committed by Tim-Philipp Müller
parent b77f7b6820
commit c5eddea72a
1 changed files with 8 additions and 1 deletions
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9
gst/gststructure.c
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@ -2208,12 +2208,19 @@ gst_structure_fixate_field_nearest_int (GstStructure * structure,
/* already fixed */
return FALSE;
} else if (G_VALUE_TYPE (value) == GST_TYPE_INT_RANGE) {
int min, max;
int min, max, step;
min = gst_value_get_int_range_min (value);
max = gst_value_get_int_range_max (value);
step = gst_value_get_int_range_step (value);
target = CLAMP (target, min, max);
if (G_UNLIKELY (step != 1)) {
gint rem = target % step;
target -= rem;
if (rem > step / 2)
target += step;
}
gst_structure_set (structure, field_name, G_TYPE_INT, target, NULL);
return TRUE;