A not initialized frame ignore counter (ignoreCounter_) makes the AF function not work since the ignore counter may start from a random negative number. The counter was set to kIgnoreFrame when AF is in prepare stage. Signed-off-by: Kate Hsuan <hpa@redhat.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>