Remove gif file data if gif fails to load

1 files changed, 5 insertions, 3 deletions

diff --git a/src/Gif.cpp b/src/Gif.cpp
index 4d1295c..6b38f10 100644
--- a/src/Gif.cpp
+++ b/src/Gif.cpp
@@ -135,9 +135,11 @@ namespace dchat
     void Gif::draw(sf::RenderTarget &target)
     {
         double timeElapsedMilli = (double)frameTimer.getElapsedTime().asMilliseconds();
-        // If gif is not redrawn for a while, then we want to reset it; otherwise the decoding loop will take too long time.
-        // This means that if gif is not visible for a while and then it becomes visible, the gif will reset instead of trying to process several seconds of frames
-        if(timeElapsedMilli > 3000.0)
+        // If gif is not redrawn for a while, then we reset timer (gif is paused). This happens when gif is not visible and then appears visible
+        // (because it's visible in window). The reason this is done is to prevent too much time between rendering gif frames, as processing a gif
+        // requires to process all frames between two points in time, if elapsed frame time is too high, then we would require to process several
+        // frames of gif in one application render frame.
+        if(timeElapsedMilli > 1000.0)
             timeElapsedMilli = 0.0;
         double frameDeltaCs = timeElapsedMilli * 0.1; // Centisecond
         frameTimer.restart();