1 /****************************************************************************** 2 * 3 * Copyright (C) 2015 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19 */ 20 21 /** 22 ******************************************************************************* 23 * @file 24 * ih264e_rate_control.h 25 * 26 * @brief 27 * This file contains declarations of api functions for h264 rate control 28 * 29 * @author 30 * ittiam 31 * 32 * @remarks 33 * none 34 * 35 ******************************************************************************* 36 */ 37 38 #ifndef _IH264E_RATE_CONTROL_H_ 39 #define _IH264E_RATE_CONTROL_H_ 40 41 /*****************************************************************************/ 42 /* Function Declarations */ 43 /*****************************************************************************/ 44 45 void ih264e_rc_init(void *pv_rc_api, 46 void *pv_frame_time, 47 void *pv_time_stamp, 48 void *pv_pd_frm_rate, 49 UWORD32 u4_max_frm_rate, 50 UWORD32 u4_src_frm_rate, 51 UWORD32 u4_tgt_frm_rate, 52 rc_type_e e_rate_control_type, 53 UWORD32 u4_avg_bit_rate, 54 UWORD32 u4_peak_bit_rate, 55 UWORD32 u4_max_delay, 56 UWORD32 u4_intra_frame_interval, 57 WORD32 i4_inter_frm_int, 58 UWORD8 *pu1_init_qp, 59 WORD32 i4_max_inter_frm_int, 60 UWORD8 *pu1_min_max_qp, 61 UWORD8 u1_profile_level); 62 63 picture_type_e ih264e_rc_get_picture_details(void *pv_rc_api, 64 WORD32 *pi4_pic_id, 65 WORD32 *pi4_pic_disp_order_no); 66 67 WORD32 ih264e_update_rc_framerates(void *ps_rate_control_api, 68 void *ps_pd_frm_rate, 69 void *ps_time_stamp, 70 void *ps_frame_time); 71 72 void ih264e_update_rc_mb_info(frame_info_t *ps_frame_info, void *pv_proc); 73 74 void ih264e_rc_get_buffer_status(void *pv_rc_api, 75 WORD32 i4_total_frame_bits, 76 picture_type_e e_pic_type, 77 WORD32 *pi4_num_bits_to_prevent_vbv_underflow, 78 UWORD8 *pu1_is_enc_buf_overflow, 79 UWORD8 *pu1_is_enc_buf_underflow); 80 81 WORD32 ih264e_rc_post_enc(void *ps_rate_control_api, 82 frame_info_t *ps_frame_info, 83 void *ps_pd_frm_rate, 84 void *ps_time_stamp, 85 void *ps_frame_time, 86 WORD32 i4_total_mb_in_frame, 87 picture_type_e *pe_vop_coding_type, 88 WORD32 i4_is_first_frame, 89 WORD32 *pi4_is_post_encode_skip, 90 UWORD8 u1_frame_qp, 91 WORD32 *pi4_num_intra_in_prev_frame, 92 WORD32 *pi4_avg_activity); 93 94 void ih264e_update_rc_bits_info(frame_info_t *ps_frame_info, void *pv_entropy); 95 96 #endif /* _IH264E_RATE_CONTROL_H_ */ 97 98