fix .dmf loading..... again (I think)

src/engine/fileOps.cpp

@@ -902,13 +902,14 @@ bool DivEngine::loadDMF(unsigned char* file, size_t len) {
           }
 #endif
 
-          int scaledLen=(double)length/samplePitches[pitch];
+          int scaledLen=ceil((double)length/samplePitches[pitch]);
 
           if (scaledLen>0) {
             // resample
             logD("%d: scaling from %d...",i,pitch);
             
             short* newData=new short[scaledLen];
+            memset(newData,0,scaledLen*sizeof(short));
             int k=0;
             float mult=(float)(vol)/50.0f;
             for (double j=0; j<length; j+=samplePitches[pitch]) {