Improving cache performance by preventing the cache from getting behind #179
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…nd the currently displaying frame #
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Improving cache performance by preventing the cache from getting behind the currently displaying frame #. This will dramatically improve performance for certain types of playback scenarios. Before the cache could get behind, and would actually be requesting frames < 10 or 20 frames from the current location, which would case the Reader to Seek backwards for no reason, causing stops and pauses.