libmix: correct the type of buffers in structure _VASurfaceAttributeTPI

BZ: 172915

correct the type of buffers in structure _VASurfaceAttributeTPI

Change-Id: I9ddbfb49478bca766c1d6518d34e18b460e5624a
Signed-off-by: Fei Jiang <fei.jiang@intel.com>
diff --git a/imagedecoder/JPEGDecoder_img.cpp b/imagedecoder/JPEGDecoder_img.cpp
index 165c138..b5d4358 100644
--- a/imagedecoder/JPEGDecoder_img.cpp
+++ b/imagedecoder/JPEGDecoder_img.cpp
@@ -109,7 +109,7 @@
     attrib_tpi.width = width;
     attrib_tpi.height = height;
     attrib_tpi.type = VAExternalMemoryAndroidGrallocBuffer;
-    attrib_tpi.buffers = (uint32_t*)&handle;
+    attrib_tpi.buffers = (unsigned long *)&handle;
 
     st = vaCreateSurfacesWithAttribute(
         mDisplay,