GST_VALUE_HOLDS_FOURCC 1262 gst/gststructure.c   if (!GST_VALUE_HOLDS_FOURCC (&field->value))
GST_VALUE_HOLDS_FOURCC  663 gst/gstvalue.c   g_return_if_fail (GST_VALUE_HOLDS_FOURCC (value));
GST_VALUE_HOLDS_FOURCC  679 gst/gstvalue.c   g_return_val_if_fail (GST_VALUE_HOLDS_FOURCC (value), 0);
GST_VALUE_HOLDS_FOURCC  169 tests/check/gst/gstcaps.c   fail_unless (GST_VALUE_HOLDS_FOURCC (fourcc_value));
GST_VALUE_HOLDS_FOURCC  178 tests/check/gst/gstcaps.c   fail_unless (GST_VALUE_HOLDS_FOURCC (fourcc_value));
GST_VALUE_HOLDS_FOURCC  187 tests/check/gst/gstcaps.c   fail_unless (GST_VALUE_HOLDS_FOURCC (fourcc_value));
GST_VALUE_HOLDS_FOURCC  820 tests/check/gst/gstvalue.c   fail_unless (GST_VALUE_HOLDS_FOURCC (&dest));