core: Add/fix various annotations

[platform/upstream/gstreamer.git] / subprojects / gstreamer / gst / gstbufferpool.c

diff --git a/subprojects/gstreamer/gst/gstbufferpool.c b/subprojects/gstreamer/gst/gstbufferpool.c
index c98f7e1..a1bfd3c 100644 (file)
--- a/subprojects/gstreamer/gst/gstbufferpool.c
+++ b/subprojects/gstreamer/gst/gstbufferpool.c
@@ -1258,8 +1258,8 @@ default_reset_buffer (GstBufferPool * pool, GstBuffer * buffer)
 /**
  * gst_buffer_pool_acquire_buffer:
  * @pool: a #GstBufferPool
- * @buffer: (out): a location for a #GstBuffer
- * @params: (transfer none) (allow-none): parameters.
+ * @buffer: (out) (transfer full) (nullable): a location for a #GstBuffer
+ * @params: (transfer none) (nullable): parameters.
  *
  * Acquires a buffer from @pool. @buffer should point to a memory location that
  * can hold a pointer to the new buffer. When the pool is empty, this function
@@ -1281,6 +1281,8 @@ gst_buffer_pool_acquire_buffer (GstBufferPool * pool, GstBuffer ** buffer,
   g_return_val_if_fail (GST_IS_BUFFER_POOL (pool), GST_FLOW_ERROR);
   g_return_val_if_fail (buffer != NULL, GST_FLOW_ERROR);
 
+  *buffer = NULL;
+
   pclass = GST_BUFFER_POOL_GET_CLASS (pool);
 
   /* assume we'll have one more outstanding buffer we need to do that so