winegstreamer: Implement IWMSyncReader::GetOutputFormat().

dlls/winegstreamer/gst_private.h

@@ -153,6 +153,8 @@ struct wm_reader_ops
 
 void wm_reader_cleanup(struct wm_reader *reader);
 HRESULT wm_reader_close(struct wm_reader *reader);
+HRESULT wm_reader_get_output_format(struct wm_reader *reader, DWORD output,
+        DWORD index, IWMOutputMediaProps **props);
 HRESULT wm_reader_get_output_props(struct wm_reader *reader, DWORD output,
         IWMOutputMediaProps **props);
 void wm_reader_init(struct wm_reader *reader, const struct wm_reader_ops *ops);

dlls/winegstreamer/wm_reader.c

@@ -1290,6 +1290,68 @@ HRESULT wm_reader_get_output_props(struct wm_reader *reader, DWORD output, IWMOu
     return *props ? S_OK : E_OUTOFMEMORY;
 }
 
+static const enum wg_video_format video_formats[] =
+{
+    /* Try to prefer YUV formats over RGB ones. Most decoders output in the
+     * YUV color space, and it's generally much less expensive for
+     * videoconvert to do YUV -> YUV transformations. */
+    WG_VIDEO_FORMAT_NV12,
+    WG_VIDEO_FORMAT_YV12,
+    WG_VIDEO_FORMAT_YUY2,
+    WG_VIDEO_FORMAT_UYVY,
+    WG_VIDEO_FORMAT_YVYU,
+    WG_VIDEO_FORMAT_BGRx,
+    WG_VIDEO_FORMAT_BGR,
+    WG_VIDEO_FORMAT_RGB16,
+    WG_VIDEO_FORMAT_RGB15,
+};
+
+HRESULT wm_reader_get_output_format(struct wm_reader *reader, DWORD output,
+        DWORD index, IWMOutputMediaProps **props)
+{
+    struct wm_stream *stream;
+    struct wg_format format;
+
+    EnterCriticalSection(&reader->cs);
+
+    if (!(stream = get_stream_by_output_number(reader, output)))
+    {
+        LeaveCriticalSection(&reader->cs);
+        return E_INVALIDARG;
+    }
+
+    wg_parser_stream_get_preferred_format(stream->wg_stream, &format);
+
+    switch (format.major_type)
+    {
+        case WG_MAJOR_TYPE_VIDEO:
+            if (index >= ARRAY_SIZE(video_formats))
+            {
+                LeaveCriticalSection(&reader->cs);
+                return NS_E_INVALID_OUTPUT_FORMAT;
+            }
+            format.u.video.format = video_formats[index];
+            break;
+
+        case WG_MAJOR_TYPE_AUDIO:
+            if (index)
+            {
+                LeaveCriticalSection(&reader->cs);
+                return NS_E_INVALID_OUTPUT_FORMAT;
+            }
+            format.u.audio.format = WG_AUDIO_FORMAT_S16LE;
+            break;
+
+        case WG_MAJOR_TYPE_UNKNOWN:
+            break;
+    }
+
+    LeaveCriticalSection(&reader->cs);
+
+    *props = output_props_create(&format);
+    return *props ? S_OK : E_OUTOFMEMORY;
+}
+
 void wm_reader_init(struct wm_reader *reader, const struct wm_reader_ops *ops)
 {
     reader->IWMHeaderInfo3_iface.lpVtbl = &header_info_vtbl;

dlls/winegstreamer/wm_syncreader.c

@@ -97,12 +97,14 @@ static HRESULT WINAPI WMSyncReader_GetOutputCount(IWMSyncReader2 *iface, DWORD *
     return S_OK;
 }
 
-static HRESULT WINAPI WMSyncReader_GetOutputFormat(IWMSyncReader2 *iface, DWORD output_num, DWORD format_num,
-        IWMOutputMediaProps **props)
+static HRESULT WINAPI WMSyncReader_GetOutputFormat(IWMSyncReader2 *iface,
+        DWORD output, DWORD index, IWMOutputMediaProps **props)
 {
-    struct sync_reader *This = impl_from_IWMSyncReader2(iface);
-    FIXME("(%p)->(%u %u %p): stub!\n", This, output_num, format_num, props);
-    return E_NOTIMPL;
+    struct sync_reader *reader = impl_from_IWMSyncReader2(iface);
+
+    TRACE("reader %p, output %u, index %u, props %p.\n", reader, output, index, props);
+
+    return wm_reader_get_output_format(&reader->reader, output, index, props);
 }
 
 static HRESULT WINAPI WMSyncReader_GetOutputFormatCount(IWMSyncReader2 *iface, DWORD output_num, DWORD *formats)

dlls/wmvcore/tests/wmvcore.c

@@ -856,7 +856,7 @@ static void test_sync_reader_types(void)
 
     output_props = (void *)0xdeadbeef;
     hr = IWMSyncReader_GetOutputFormat(reader, 2, 0, &output_props);
-    todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+    ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
     ok(output_props == (void *)0xdeadbeef, "Got output props %p.\n", output_props);
 
     IWMProfile_Release(profile);