This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.
swfmovie->setrate() sets the frame rate to rate, in frame per seconds. Animation will slow down if the player can't render frames fast enough- unless there's a streaming sound, in which case display frames are sacrificed to keep sound from skipping.
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