Base quantisation parameter for the frame. The final quantiser for a given block in a given plane is obtained from this value, possibly combined with {@code delta_qp} and the per-block delta in a manner documented for each type.
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Base quantisation parameter for the frame. The final quantiser for a given block in a given plane is obtained from this value, possibly combined with {@code delta_qp} and the per-block delta in a manner documented for each type.