diff --git a/include/media/ICrypto.h b/include/media/ICrypto.h
index 07742ca..ac2b3ba 100644
--- a/include/media/ICrypto.h
+++ b/include/media/ICrypto.h
@@ -25,6 +25,7 @@
 namespace android {
 
 struct AString;
+struct IMemory;
 
 struct ICrypto : public IInterface {
     DECLARE_META_INTERFACE(Crypto);
@@ -48,7 +49,7 @@
             const uint8_t key[16],
             const uint8_t iv[16],
             CryptoPlugin::Mode mode,
-            const void *srcPtr,
+            const sp<IMemory> &sharedBuffer, size_t offset,
             const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
             void *dstPtr,
             AString *errorDetailMsg) = 0;