diff --git a/include/media/Crypto.h b/include/media/Crypto.h
index 7d181d3..ce08f98 100644
--- a/include/media/Crypto.h
+++ b/include/media/Crypto.h
@@ -49,16 +49,11 @@
 
     virtual status_t setMediaDrmSession(const Vector<uint8_t> &sessionId);
 
-    virtual ssize_t decrypt(
-            DestinationType dstType,
-            const uint8_t key[16],
-            const uint8_t iv[16],
-            CryptoPlugin::Mode mode,
-            const CryptoPlugin::Pattern &pattern,
-            const sp<IMemory> &sharedBuffer, size_t offset,
+    virtual ssize_t decrypt(const uint8_t key[16], const uint8_t iv[16],
+            CryptoPlugin::Mode mode, const CryptoPlugin::Pattern &pattern,
+            const sp<IMemory> &source, size_t offset,
             const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
-            void *dstPtr,
-            AString *errorDetailMsg);
+            const DestinationBuffer &destination, AString *errorDetailMsg);
 
 private:
     mutable Mutex mLock;