1 /* $NetBSD: rc_calc.h,v 1.2 2021/12/18 23:45:04 riastradh Exp $ */ 2 3 4 /* 5 * Copyright 2017 Advanced Micro Devices, Inc. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 * 25 * Authors: AMD 26 * 27 */ 28 29 #ifndef __RC_CALC_H__ 30 #define __RC_CALC_H__ 31 32 33 #define QP_SET_SIZE 15 34 35 typedef int qp_set[QP_SET_SIZE]; 36 37 struct rc_params { 38 int rc_quant_incr_limit0; 39 int rc_quant_incr_limit1; 40 int initial_fullness_offset; 41 int initial_xmit_delay; 42 int first_line_bpg_offset; 43 int second_line_bpg_offset; 44 int flatness_min_qp; 45 int flatness_max_qp; 46 int flatness_det_thresh; 47 qp_set qp_min; 48 qp_set qp_max; 49 qp_set ofs; 50 int rc_model_size; 51 int rc_edge_factor; 52 int rc_tgt_offset_hi; 53 int rc_tgt_offset_lo; 54 int rc_buf_thresh[QP_SET_SIZE - 1]; 55 }; 56 57 enum colour_mode { 58 CM_RGB, /* 444 RGB */ 59 CM_444, /* 444 YUV or simple 422 */ 60 CM_422, /* native 422 */ 61 CM_420 /* native 420 */ 62 }; 63 64 enum bits_per_comp { 65 BPC_8 = 8, 66 BPC_10 = 10, 67 BPC_12 = 12 68 }; 69 70 enum max_min { 71 MM_MIN = 0, 72 MM_MAX = 1 73 }; 74 75 struct qp_entry { 76 float bpp; 77 const qp_set qps; 78 }; 79 80 typedef struct qp_entry qp_table[]; 81 82 void calc_rc_params(struct rc_params *rc, enum colour_mode cm, enum bits_per_comp bpc, float bpp, int slice_width, int slice_height, int minor_version); 83 84 #endif 85 86