[PATCH v2 7/7] winegstreamer: Expose the generic video decoder transform.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/winegstreamer/gst_private.h             |  1 +
 dlls/winegstreamer/mfplat.c                  | 30 ++++++++++++++++++++
 dlls/winegstreamer/video_decoder.c           | 21 ++++++++++++++
 dlls/winegstreamer/winegstreamer_classes.idl |  6 ++++
 4 files changed, 58 insertions(+)

diff --git a/dlls/winegstreamer/gst_private.h b/dlls/winegstreamer/gst_private.h
index b48acd67760..a072dcdb917 100644
--- a/dlls/winegstreamer/gst_private.h
+++ b/dlls/winegstreamer/gst_private.h
@@ -171,6 +171,7 @@ unsigned int wg_format_get_stride(const struct wg_format *format);
 bool wg_video_format_is_rgb(enum wg_video_format format);

HRESULT audio_decoder_create(REFIID riid, void **ret);
+HRESULT video_decoder_create(REFIID riid, void **ret);
 HRESULT aac_decoder_create(REFIID riid, void **ret);
 HRESULT h264_decoder_create(REFIID riid, void **ret);
 HRESULT video_processor_create(REFIID riid, void **ret);
diff --git a/dlls/winegstreamer/mfplat.c b/dlls/winegstreamer/mfplat.c
index 9e831900cfa..85a648f465a 100644
--- a/dlls/winegstreamer/mfplat.c
+++ b/dlls/winegstreamer/mfplat.c
@@ -120,6 +120,7 @@ static const IClassFactoryVtbl class_factory_vtbl =
 };

static const GUID CLSID_GStreamerAudioDecoder = {0x480b1517, 0xc8e9, 0x4eae, {0xb0, 0x06, 0xe6, 0x30, 0x07, 0x18, 0xd8, 0x5d}};
+static const GUID CLSID_GStreamerVideoDecoder = {0x480b1518, 0xc8e9, 0x4eae, {0xb0, 0x06, 0xe6, 0x30, 0x07, 0x18, 0xd8, 0x5d}};
 static const GUID CLSID_GStreamerByteStreamHandler = {0x317df618, 0x5e5a, 0x468a, {0x9f, 0x15, 0xd8, 0x27, 0xa9, 0xa0, 0x81, 0x62}};

static const struct class_object
@@ -130,6 +131,7 @@ static const struct class_object
 class_objects[] =
 {
     { &CLSID_GStreamerAudioDecoder, &audio_decoder_create },
+    { &CLSID_GStreamerVideoDecoder, &video_decoder_create },
     { &CLSID_VideoProcessorMFT, &video_processor_create },
     { &CLSID_GStreamerByteStreamHandler, &gstreamer_byte_stream_handler_create },
     { &CLSID_MSAACDecMFT, &aac_decoder_create },
@@ -339,6 +341,24 @@ HRESULT mfplat_DllRegisterServer(void)
         {MFMediaType_Audio, MFAudioFormat_PCM},
     };

+    MFT_REGISTER_TYPE_INFO video_decoder_input_types[] =
+    {
+        {MFMediaType_Video, MFVideoFormat_GStreamer},
+        {MFMediaType_Video, MFVideoFormat_IV50},
+    };
+    MFT_REGISTER_TYPE_INFO video_decoder_output_types[] =
+    {
+        {MFMediaType_Video, MFVideoFormat_YV12},
+        {MFMediaType_Video, MFVideoFormat_YUY2},
+        {MFMediaType_Video, MFVideoFormat_NV11},
+        {MFMediaType_Video, MFVideoFormat_NV12},
+        {MFMediaType_Video, MFVideoFormat_RGB32},
+        {MFMediaType_Video, MFVideoFormat_RGB24},
+        {MFMediaType_Video, MFVideoFormat_RGB565},
+        {MFMediaType_Video, MFVideoFormat_RGB555},
+        {MFMediaType_Video, MFVideoFormat_RGB8},
+    };
+
     struct mft
     {
         GUID clsid;
@@ -432,6 +452,16 @@ HRESULT mfplat_DllRegisterServer(void)
             ARRAY_SIZE(audio_decoder_output_types),
             audio_decoder_output_types,
         },
+        {
+            CLSID_GStreamerVideoDecoder,
+            MFT_CATEGORY_VIDEO_DECODER,
+            L"Wine Video Decoder MFT",
+            MFT_ENUM_FLAG_SYNCMFT,
+            ARRAY_SIZE(video_decoder_input_types),
+            video_decoder_input_types,
+            ARRAY_SIZE(video_decoder_output_types),
+            video_decoder_output_types,
+        },
     };

unsigned int i;
diff --git a/dlls/winegstreamer/video_decoder.c b/dlls/winegstreamer/video_decoder.c
index 0837217e3a6..ddbb75d6789 100644
--- a/dlls/winegstreamer/video_decoder.c
+++ b/dlls/winegstreamer/video_decoder.c
@@ -34,6 +34,11 @@
 WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
 WINE_DECLARE_DEBUG_CHANNEL(winediag);

+extern GUID MFVideoFormat_GStreamer;
+static const GUID *const video_decoder_input_types[] =
+{
+    &MFVideoFormat_GStreamer,
+};
 static const GUID *const video_decoder_output_types[] =
 {
     &MFVideoFormat_NV12,
@@ -861,6 +866,22 @@ failed:
     return hr;
 }

+HRESULT video_decoder_create(REFIID riid, void **out)
+{
+    IMFTransform *iface;
+    HRESULT hr;
+
+    TRACE("riid %s, out %p.\n", debugstr_guid(riid), out);
+
+    if (FAILED(hr = video_decoder_create_with_types(video_decoder_input_types, ARRAY_SIZE(video_decoder_input_types),
+            video_decoder_output_types, ARRAY_SIZE(video_decoder_output_types), &iface)))
+        return hr;
+
+    hr = IMFTransform_QueryInterface(iface, riid, out);
+    IMFTransform_Release(iface);
+    return hr;
+}
+
 static const GUID *const h264_decoder_input_types[] =
 {
     &MFVideoFormat_H264,
diff --git a/dlls/winegstreamer/winegstreamer_classes.idl b/dlls/winegstreamer/winegstreamer_classes.idl
index 0ce6acaceef..63a8e84bc8e 100644
--- a/dlls/winegstreamer/winegstreamer_classes.idl
+++ b/dlls/winegstreamer/winegstreamer_classes.idl
@@ -82,6 +82,12 @@ coclass VideoProcessorMFT {}
 ]
 coclass GStreamerAudioDecoder {}

+[
+    threading(both),
+    uuid(480b1518-c8e9-4eae-b006-e6300718d85d)
+]
+coclass GStreamerVideoDecoder {}
+
 [
     helpstring("Generic Decodebin Byte Stream Handler"),
     threading(both),