/*
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* Copyright 2016 Rockchip Electronics Co. LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __RC_VEPU_H__
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#define __RC_VEPU_H__
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#include "rk_type.h"
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#define VEPU_BLK_RC_CTRL_LEVELS 7
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#define VEPU_BLK_RC_CHECK_POINTS_MAX 10
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typedef struct RcVepuSet_t {
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RK_S32 qp_init;
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RK_S32 qp_min;
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RK_S32 qp_max;
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RK_S32 mad_qp_delta;
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RK_S32 mad_threshold;
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/*
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* cp = checkpoint
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*
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* vepu1 and vepu2 use check point to control qp change accoring to runtime
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* bit rate change in one frame.
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*
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* cp_distance_mbs defines how many the mb number between two checkpoints
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*
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* cp_target define the target bitrate on each checkpoint
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*
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* target_error and delta_qp define the qp delta value on the checkpoint when
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* the bitrate error different to cp_target is happened.
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*/
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RK_S32 cp_distance_mbs;
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RK_S32 cp_target[VEPU_BLK_RC_CHECK_POINTS_MAX];
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RK_S32 target_error[VEPU_BLK_RC_CTRL_LEVELS];
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RK_S32 delta_qp[VEPU_BLK_RC_CTRL_LEVELS];
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} RcVepuSet;
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typedef struct RcVepuRet_t {
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RK_S32 stream_size;
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RK_S32 qp_sum;
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RK_S32 mad_count;
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RK_S32 rlc_count;
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RK_S32 cp_bits[VEPU_BLK_RC_CHECK_POINTS_MAX];
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} RcVepuRet;
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#endif /* __RC_VEPU_H__ */
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