[PATCH v2 4/5] mf/session: Process pending transform nodes samples in a loop.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/mf/session.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/dlls/mf/session.c b/dlls/mf/session.c
index e6e3792db7e..586be71a95c 100644
--- a/dlls/mf/session.c
+++ b/dlls/mf/session.c
@@ -3251,10 +3251,12 @@ static void session_deliver_sample_to_node(struct media_session *session, IMFTop
             struct transform_stream *input_stream = &topo_node->u.transform.inputs[input];
             transform_stream_push_sample(input_stream, sample, FALSE);

-            transform_node_pull_samples(session, topo_node);
-            hr = transform_node_push_samples(session, topo_node);
-
-            transform_node_pull_samples(session, topo_node);
+            do
+            {
+                hr = transform_node_pull_samples(session, topo_node);
+                if (hr == MF_E_TRANSFORM_NEED_MORE_INPUT)
+                    hr = transform_node_push_samples(session, topo_node);
+            } while (SUCCEEDED(hr));

/* Remaining unprocessed input has been discarded, now queue markers for every output. */
             if (hr == MF_E_END_OF_STREAM)