* @reset_buffer: reset the buffer to its state when it was freshly allocated.
* The default implementation will clear the flags, timestamps and
* will remove the metadata without the #GST_META_FLAG_POOLED flag (even
* the metadata with #GST_META_FLAG_LOCKED). If the
* @reset_buffer: reset the buffer to its state when it was freshly allocated.
* The default implementation will clear the flags, timestamps and
* will remove the metadata without the #GST_META_FLAG_POOLED flag (even
* the metadata with #GST_META_FLAG_LOCKED). If the