Blinker

avoid passing on same frame multiple times in a row
Parent 4a1b01f
Stefan Schuermans

Stefan Schuermans commited on 2011-11-19 22:13:47
Showing 1 changed files, with 8 additions and 0 deletions.

src/noarch/Stream.cpp
View file @ 7dc3e85
... ... 
@@ -56,6 +56,10 @@ void Stream::detach(StreamRecv *recv)
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  */
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 void Stream::setFrame(stBlinkenFrame *pFrame)
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 {
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+  // leave if frame is already set to an identical one
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+  if (m_pFrame && !BlinkenFrameCompare(pFrame, m_pFrame))
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+    return;
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+
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   // update local copy of current frame
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   if (m_pFrame)
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     BlinkenFrameFree(m_pFrame);
... ... 
@@ -72,6 +76,10 @@ void Stream::setFrame(stBlinkenFrame *pFrame)
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 /// set current frame to none
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 void Stream::setNoFrame()
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 {
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+  // leave if frame is already set to none
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+  if (!m_pFrame)
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+    return;
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+
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   // set current frame to none
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   if (m_pFrame) {
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     BlinkenFrameFree(m_pFrame);
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