am 6b8b5a0: Merge "DO NOT MERGE - Consider I-Frame at zeroeth position when searching for sync frames" into ics-mr1

* commit '6b8b5a0a4183c0f8d1d5ceacc9e50194589a77d3':
  DO NOT MERGE - Consider I-Frame at zeroeth position when searching for sync frames

Author: James Dong

media/libstagefright/SampleTable.cpp

@@ -627,6 +627,14 @@ status_t SampleTable::findSyncSampleNear(
 
         ++left;
     }
+
+    if (left == mNumSyncSamples) {
+        if (flags == kFlagAfter) {
+            LOGE("tried to find a sync frame after the last one: %d", left);
+            return ERROR_OUT_OF_RANGE;
+        }
+    }
+
     if (left > 0) {
         --left;
     }