1 files changed, 7 insertions, 2 deletions
diff --git a/rotord/libavwrapper.cpp b/rotord/libavwrapper.cpp
index 5e1a50d..5cff8c9 100755
--- a/rotord/libavwrapper.cpp
+++ b/rotord/libavwrapper.cpp
@@ -363,9 +363,14 @@ bool libav::decoder::fetchFrame(int targetFrameIndex)
         if (! readNextFrame(targetFrameIndex))
             return false;
     }
-    else
-        if (seekToFrame(targetFrameIndex) < 0)
+    else {
+        int64_t response=seekToFrame(targetFrameIndex);
+        if (response < 0)
             return false;
+        if (response!=targetFrameIndex){
+            cerr<<"libav::decoder asked for "<<targetFrameIndex<<", got "<<response<<endl;
+        }
+    }
     previousFrameIndex = targetFrameIndex;
     return true;
 }