diff --git a/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/armCOMM.h b/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/armCOMM.h
index 91e38b8..1992885 100644
--- a/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/armCOMM.h
+++ b/media/libstagefright/codecs/on2/h264dec/omxdl/arm_neon/api/armCOMM.h
@@ -86,7 +86,7 @@
 
 /* Alignment operation */
 
-#define armAlignToBytes(Ptr,N)      (Ptr + ( ((N-(int)Ptr)&(N-1)) / sizeof(*Ptr) ))
+#define armAlignToBytes(Ptr,N)      (Ptr + ( ((N-(intptr_t)Ptr)&(N-1)) / sizeof(*Ptr) ))
 #define armAlignTo2Bytes(Ptr)       armAlignToBytes(Ptr,2)
 #define armAlignTo4Bytes(Ptr)       armAlignToBytes(Ptr,4)
 #define armAlignTo8Bytes(Ptr)       armAlignToBytes(Ptr,8)
@@ -98,8 +98,8 @@
 #define armRetDataErrIf(condition, code) if(condition) { return (code); }
 
 #ifndef ALIGNMENT_DOESNT_MATTER
-#define armIsByteAligned(Ptr,N)     ((((int)(Ptr)) % N)==0)
-#define armNotByteAligned(Ptr,N)    ((((int)(Ptr)) % N)!=0)
+#define armIsByteAligned(Ptr,N)     ((((intptr_t)(Ptr)) % N)==0)
+#define armNotByteAligned(Ptr,N)    ((((intptr_t)(Ptr)) % N)!=0)
 #else
 #define armIsByteAligned(Ptr,N)     (1)
 #define armNotByteAligned(Ptr,N)    (0)
diff --git a/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/armCOMM.h b/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/armCOMM.h
index fbb97e2..7304863 100644
--- a/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/armCOMM.h
+++ b/media/libstagefright/codecs/on2/h264dec/omxdl/reference/api/armCOMM.h
@@ -86,7 +86,7 @@
 
 /* Alignment operation */
 
-#define armAlignToBytes(Ptr,N)      (Ptr + ( ((N-(int)Ptr)&(N-1)) / sizeof(*Ptr) ))
+#define armAlignToBytes(Ptr,N)      (Ptr + ( ((N-(intptr_t)Ptr)&(N-1)) / sizeof(*Ptr) ))
 #define armAlignTo2Bytes(Ptr)       armAlignToBytes(Ptr,2)
 #define armAlignTo4Bytes(Ptr)       armAlignToBytes(Ptr,4)
 #define armAlignTo8Bytes(Ptr)       armAlignToBytes(Ptr,8)
@@ -98,8 +98,8 @@
 #define armRetDataErrIf(condition, code) if(condition) { return (code); }
 
 #ifndef ALIGNMENT_DOESNT_MATTER
-#define armIsByteAligned(Ptr,N)     ((((int)(Ptr)) % N)==0)
-#define armNotByteAligned(Ptr,N)    ((((int)(Ptr)) % N)!=0)
+#define armIsByteAligned(Ptr,N)     ((((intptr_t)(Ptr)) % N)==0)
+#define armNotByteAligned(Ptr,N)    ((((intptr_t)(Ptr)) % N)!=0)
 #else
 #define armIsByteAligned(Ptr,N)     (1)
 #define armNotByteAligned(Ptr,N)    (0)