X86 target fixes

GCC 4.2.1 complains about using void* in arithmetic. Cast it to unsigned
int before using it.

Also there was a missing stdint.h include.

Change-Id: If78bb6a771b72eb08bd2dc401371e8da14fd9ecc
diff --git a/libvideoeditor/lvpp/VideoEditorSRC.cpp b/libvideoeditor/lvpp/VideoEditorSRC.cpp
index 091bdfb..20c0fe5 100755
--- a/libvideoeditor/lvpp/VideoEditorSRC.cpp
+++ b/libvideoeditor/lvpp/VideoEditorSRC.cpp
@@ -325,7 +325,9 @@
         }

         else {

             //copy the buffer

-            memcpy((uint8_t*) (pInterframeBuffer + mInterframeBufferPosition), (uint8_t*) (aBuffer->data() + aBuffer->range_offset()), aBuffer->range_length());

+            memcpy(((uint8_t*) pInterframeBuffer) + mInterframeBufferPosition,

+                    ((uint8_t*) aBuffer->data()) + aBuffer->range_offset(),

+                    aBuffer->range_length());

             LOGV("Read from buffer  %d", aBuffer->range_length());

 

             mInterframeBufferPosition += aBuffer->range_length();