/*
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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_CTX_H__
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#define __RC_CTX_H__
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#include "mpp_rc_api.h"
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#include "rc_base.h"
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typedef struct RcModelV2Ctx_t {
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RcCfg usr_cfg;
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RK_U32 last_frame_type;
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RK_S64 gop_total_bits;
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RK_U32 bit_per_frame;
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RK_U32 first_frm_flg;
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RK_S64 avg_gbits;
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RK_S64 real_gbits;
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MppDataV2 *i_bit;
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RK_U32 i_sumbits;
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RK_U32 i_scale;
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MppDataV2 *idr_bit;
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RK_U32 idr_sumbits;
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RK_U32 idr_scale;
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MppDataV2 *vi_bit;
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RK_U32 vi_sumbits;
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RK_U32 vi_scale;
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MppDataV2 *p_bit;
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RK_U32 p_sumbits;
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RK_U32 p_scale;
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MppDataV2 *pre_p_bit;
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MppDataV2 *pre_i_bit;
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MppDataV2 *pre_i_mean_qp;
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MppDataV2 *madi;
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MppDataV2 *madp;
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RK_S32 target_bps;
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RK_S32 pre_target_bits;
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RK_S32 pre_real_bits;
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RK_S32 frm_bits_thr;
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RK_S32 ins_bps;
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RK_S32 last_inst_bps;
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RK_U32 motion_sensitivity;
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RK_U32 min_still_percent;
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RK_U32 max_still_qp;
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RK_S32 moving_ratio;
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RK_U32 pre_mean_qp;
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RK_U32 pre_i_scale;
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RK_S32 cur_super_thd;
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MppDataV2 *stat_bits;
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MppDataV2 *gop_bits;
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MppDataV2 *stat_rate;
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RK_S32 watl_thrd;
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RK_S32 stat_watl;
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RK_S32 watl_base;
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RK_S32 next_i_ratio; // scale 64
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RK_S32 next_ratio; // scale 64
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RK_S32 pre_i_qp;
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RK_S32 pre_p_qp;
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RK_U32 scale_qp; // scale 64
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MppDataV2 *means_qp;
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RK_U32 frm_num;
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/* qp decision */
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RK_S32 cur_scale_qp;
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RK_S32 start_qp;
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RK_S32 prev_quality;
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RK_S32 prev_md_prop;
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RK_S32 gop_qp_sum;
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RK_S32 gop_frm_cnt;
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RK_S32 pre_iblk4_prop;
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RK_S32 reenc_cnt;
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RK_U32 drop_cnt;
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RK_S32 on_drop;
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RK_S32 on_pskip;
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RK_S32 qp_layer_id;
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RK_S32 hier_frm_cnt[4];
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MPP_RET (*calc_ratio)(void* ctx, EncRcTaskInfo *cfg);
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MPP_RET (*re_calc_ratio)(void* ctx, EncRcTaskInfo *cfg);
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} RcModelV2Ctx;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* basic helper function */
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MPP_RET bits_model_init(RcModelV2Ctx *ctx);
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MPP_RET bits_model_deinit(RcModelV2Ctx *ctx);
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MPP_RET bits_model_alloc(RcModelV2Ctx *ctx, EncRcTaskInfo *cfg, RK_S64 total_bits);
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MPP_RET bits_model_update(RcModelV2Ctx *ctx, EncRcTaskInfo *cfg);
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MPP_RET calc_next_i_ratio(RcModelV2Ctx *ctx);
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MPP_RET check_re_enc(RcModelV2Ctx *ctx, EncRcTaskInfo *cfg);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __RC_CTX_H__ */
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