mfmediaengine: Implement media_engine_GetSeekable().

dlls/mfmediaengine/main.c

@@ -1899,17 +1899,35 @@ static HRESULT WINAPI media_engine_GetPlayed(IMFMediaEngineEx *iface, IMFMediaTi
 static HRESULT WINAPI media_engine_GetSeekable(IMFMediaEngineEx *iface, IMFMediaTimeRange **seekable)
 {
     struct media_engine *engine = impl_from_IMFMediaEngineEx(iface);
-    HRESULT hr = E_NOTIMPL;
+    IMFMediaTimeRange *time_range = NULL;
+    DWORD flags;
+    HRESULT hr;
 
-    FIXME("(%p, %p): stub.\n", iface, seekable);
+    TRACE("%p, %p.\n", iface, seekable);
 
     EnterCriticalSection(&engine->cs);
 
     if (engine->flags & FLAGS_ENGINE_SHUT_DOWN)
         hr = MF_E_SHUTDOWN;
+    else
+    {
+        hr = create_time_range(&time_range);
+        if (SUCCEEDED(hr) && !isnan(engine->duration) && engine->presentation.source)
+        {
+            hr = IMFMediaSource_GetCharacteristics(engine->presentation.source, &flags);
+            if (SUCCEEDED(hr) && (flags & MFBYTESTREAM_IS_SEEKABLE))
+                hr = IMFMediaTimeRange_AddRange(time_range, 0.0, engine->duration);
+        }
+    }
 
     LeaveCriticalSection(&engine->cs);
 
+    if (FAILED(hr) && time_range)
+    {
+        IMFMediaTimeRange_Release(time_range);
+        time_range = NULL;
+    }
+    *seekable = time_range;
     return hr;
 }
 

dlls/mfmediaengine/tests/mfmediaengine.c

@@ -2285,15 +2285,11 @@ static void test_GetSeekable(void)
 
     /* Media engine is not ready */
     hr = IMFMediaEngineEx_GetSeekable(media_engine, &time_range);
-    todo_wine
     ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
-    if (SUCCEEDED(hr))
-    {
     count = IMFMediaTimeRange_GetLength(time_range);
     ok(!count, "Unexpected count %lu.\n", count);
     refcount = IMFMediaTimeRange_Release(time_range);
     ok(!refcount, "Got unexpected refcount %lu.\n", refcount);
-    }
 
     hr = IMFMediaEngineEx_Play(media_engine);
     ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
@@ -2307,10 +2303,7 @@ static void test_GetSeekable(void)
 
     /* Media engine is ready */
     hr = IMFMediaEngineEx_GetSeekable(media_engine, &time_range);
-    todo_wine
     ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
-    if (SUCCEEDED(hr))
-    {
     count = IMFMediaTimeRange_GetLength(time_range);
     ok(count == 1, "Unexpected count %lu.\n", count);
     hr = IMFMediaTimeRange_GetStart(time_range, 0, &start);
@@ -2322,7 +2315,6 @@ static void test_GetSeekable(void)
     ok(end == duration, "Unexpected end %lf.\n", end);
     refcount = IMFMediaTimeRange_Release(time_range);
     ok(!refcount, "Got unexpected refcount %lu.\n", refcount);
-    }
 
     /* Media engine is shut down */
     hr = IMFMediaEngineEx_Shutdown(media_engine);
@@ -2331,7 +2323,6 @@ static void test_GetSeekable(void)
     time_range = (IMFMediaTimeRange *)0xdeadbeef;
     hr = IMFMediaEngineEx_GetSeekable(media_engine, &time_range);
     ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#lx.\n", hr);
-    todo_wine
     ok(time_range == NULL || broken(time_range == (IMFMediaTimeRange *)0xdeadbeef) /* <= Win10 1507 */,
        "Got unexpected pointer.\n");
 
@@ -2357,15 +2348,11 @@ static void test_GetSeekable(void)
     ok(res == S_OK, "Unexpected res %#lx.\n", res);
 
     hr = IMFMediaEngineEx_GetSeekable(media_engine, &time_range);
-    todo_wine
     ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
-    if (SUCCEEDED(hr))
-    {
     count = IMFMediaTimeRange_GetLength(time_range);
     ok(!count, "Unexpected count %lu.\n", count);
     refcount = IMFMediaTimeRange_Release(time_range);
     ok(!refcount, "Got unexpected refcount %lu.\n", refcount);
-    }
 
 done:
     hr = IMFMediaEngineEx_Shutdown(media_engine);