Add seekRelative function into PlaYUVerStream and minor fix in ModulesHandle

2015-03-13 03:45:35 +00:00
parent 204a07cb93
commit cd48ea2c3c
4 changed files with 22 additions and 3 deletions
@@ -692,6 +692,25 @@ PlaYUVerFrame* PlaYUVerStream::getNextFrame()
  return m_pcNextFrame;
 }

+Bool PlaYUVerStream::seekInputRelative( Bool bIsFoward )
+{
+  if( !m_bInit || !m_bIsInput )
+    return false;
+
+  Bool bRet = false;
+  if( bIsFoward )
+  {
+    readFrame();
+    bRet = !setNextFrame();
+  }
+  else
+  {
+    UInt64 newFrameNum = m_iCurrFrameNum - 1;
+    bRet = seekInput( newFrameNum );
+  }
+  return bRet;
+}
+
 Bool PlaYUVerStream::seekInput( UInt64 new_frame_num )
 {
  if( !m_bInit || new_frame_num < 0 || new_frame_num >= m_uiTotalFrameNum || ( Int64 )new_frame_num == m_iCurrFrameNum )