flitetestsrc: fix caps fixation
Make caps writable before changing them.
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@ -177,6 +177,9 @@ gst_flite_test_src_fixate (GstBaseSrc * bsrc, GstCaps * caps)
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GstStructure *structure;
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GstStructure *structure;
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gint channels;
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gint channels;
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caps = gst_caps_truncate (caps);
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caps = gst_caps_make_writable (caps);
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structure = gst_caps_get_structure (caps, 0);
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structure = gst_caps_get_structure (caps, 0);
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gst_structure_fixate_field_nearest_int (structure, "channels", 2);
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gst_structure_fixate_field_nearest_int (structure, "channels", 2);
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