[PATCH 2/5] qasf: Implement ASF Reader filter init_stream and cleanup_stream.

[Rémi Bernon]

From: R��mi Bernon

---
 dlls/qasf/asfreader.c | 48 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/dlls/qasf/asfreader.c b/dlls/qasf/asfreader.c
index f8114cdda26..86f3c42454d 100644
--- a/dlls/qasf/asfreader.c
+++ b/dlls/qasf/asfreader.c
@@ -206,12 +206,60 @@ static HRESULT asf_reader_wait_state(struct strmbase_filter *iface, DWORD timeou
     return filter->status == -1 ? VFW_S_STATE_INTERMEDIATE : S_OK;
 }

+static HRESULT asf_reader_init_stream(struct strmbase_filter *iface)
+{
+    struct asf_reader *filter = impl_from_strmbase_filter(iface);
+    HRESULT hr;
+    int i;
+
+    TRACE("iface %p\n", iface);
+
+    for (i = 0; i < filter->stream_count; ++i)
+    {
+        struct asf_stream *stream = filter->streams + i;
+
+        if (!stream->source.pin.peer)
+            continue;
+
+        hr = IMemAllocator_Commit(stream->source.pAllocator);
+        if (FAILED(hr))
+        {
+            WARN("Failed to commit stream %u allocator, hr %#lx\n", i, hr);
+            return hr;
+        }
+    }
+
+    return S_OK;
+}
+
+static HRESULT asf_reader_cleanup_stream(struct strmbase_filter *iface)
+{
+    struct asf_reader *filter = impl_from_strmbase_filter(iface);
+    int i;
+
+    TRACE("iface %p\n", iface);
+
+    for (i = 0; i < filter->stream_count; ++i)
+    {
+        struct asf_stream *stream = filter->streams + i;
+
+        if (!stream->source.pin.peer)
+            continue;
+
+        IMemAllocator_Decommit(stream->source.pAllocator);
+    }
+
+    return S_OK;
+}
+
 static const struct strmbase_filter_ops filter_ops =
 {
     .filter_get_pin = asf_reader_get_pin,
     .filter_destroy = asf_reader_destroy,
     .filter_query_interface = asf_reader_query_interface,
     .filter_wait_state = asf_reader_wait_state,
+    .filter_init_stream = asf_reader_init_stream,
+    .filter_cleanup_stream = asf_reader_cleanup_stream,
 };

static HRESULT WINAPI asf_reader_DecideBufferSize(struct strmbase_source *iface,