Minor bug fix when the resolution is not introduced

source/InputStream.cpp

@@ -140,6 +140,7 @@ Void InputStream::init( QString filename, UInt width, UInt height )
     //Error
     return;
   }
+
   m_iStatus = 1;
 
   return;
@@ -234,6 +235,12 @@ Void InputStream::readFrame()
 {
   UInt64 bytes_read = 0;
 
+
+  if( m_iStatus == 0 )
+  {
+    return;
+  }
+
   UInt64 frame_bytes_input = m_uiWidth * m_uiHeight * 1.5;
 
   bytes_read = fread( &( m_pppcInputPel[0][0][0] ), sizeof(Pel), m_uiWidth * m_uiHeight, m_pFile );