/**
* gst_sample_is_writable:
+ * @sample: A #GstSample
*
* Tests if you can safely set the buffer and / or buffer list of @sample.
*
/**
* gst_sample_make_writable:
- * @sample: (transfer full):
+ * @sample: (transfer full): A #GstSample
*
* Returns a writable copy of @sample. If the source sample is
* already writable, this will simply return the same sample.