Merge "Avoid crash for stss sync sample number 0" into lmp-dev

am: d12204372f

Change-Id: Ic2bca43957197cf537760826de60fcb85777cb1b

media/libstagefright/SampleTable.cpp

@@ -552,6 +552,10 @@ status_t SampleTable::setSyncSampleParams(off64_t data_offset, size_t data_size)
     }
 
     for (size_t i = 0; i < numSyncSamples; ++i) {
+        if (mSyncSamples[i] == 0) {
+            ALOGE("b/32423862, unexpected zero value in stss");
+            continue;
+        }
         mSyncSamples[i] = ntohl(mSyncSamples[i]) - 1;
     }