[PATCH 3/4] include: Add IMFMetadata interface in mfidl.idl.

[Biswapriyo Nath]

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From 79eff39b9de092773ab8524798d44f359cc151d3 Mon Sep 17 00:00:00 2001
From: Biswapriyo Nath <nathbappai at gmail.com>
Date: Sat, 3 Oct 2020 14:55:12 +0530
Subject: [PATCH 3/4] include: Add IMFMetadata interface in mfidl.idl.

Signed-off-by: Biswapriyo Nath <nathbappai at gmail.com>
---
 include/mfidl.idl | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/include/mfidl.idl b/include/mfidl.idl
index b4aa122..d12c935 100644
--- a/include/mfidl.idl
+++ b/include/mfidl.idl
@@ -541,6 +541,36 @@ interface IMFPresentationDescriptor : IMFAttributes
         [out] IMFPresentationDescriptor **descriptor );
 }
 
+[
+    object,
+    uuid(f88cfb8c-ef16-4991-b450-cb8c69e51704)
+]
+interface IMFMetadata : IUnknown
+{
+    HRESULT SetLanguage(
+        [in] const WCHAR *lang);
+
+    HRESULT GetLanguage(
+        [out] WCHAR **lang);
+
+    HRESULT GetAllLanguages(
+        [out] PROPVARIANT *languages);
+
+    HRESULT SetProperty(
+        [in] const WCHAR *name,
+        [in] const PROPVARIANT *values);
+
+    HRESULT GetProperty(
+        [in] const WCHAR *name,
+        [out] PROPVARIANT *values);
+
+    HRESULT DeleteProperty(
+        [in] const WCHAR *name);
+
+    HRESULT GetAllPropertyNames(
+        [out] PROPVARIANT *names);
+}
+
 [
     object,
     uuid(197cd219-19cb-4de1-a64c-acf2edcbe59e),
-- 
2.27.0