xref: /aosp_15_r20/external/libhevc/encoder/ihevce_rc_enc_structs.h (revision c83a76b084498d55f252f48b2e3786804cdf24b7)
1*c83a76b0SSuyog Pawar /******************************************************************************
2*c83a76b0SSuyog Pawar  *
3*c83a76b0SSuyog Pawar  * Copyright (C) 2018 The Android Open Source Project
4*c83a76b0SSuyog Pawar  *
5*c83a76b0SSuyog Pawar  * Licensed under the Apache License, Version 2.0 (the "License");
6*c83a76b0SSuyog Pawar  * you may not use this file except in compliance with the License.
7*c83a76b0SSuyog Pawar  * You may obtain a copy of the License at:
8*c83a76b0SSuyog Pawar  *
9*c83a76b0SSuyog Pawar  * http://www.apache.org/licenses/LICENSE-2.0
10*c83a76b0SSuyog Pawar  *
11*c83a76b0SSuyog Pawar  * Unless required by applicable law or agreed to in writing, software
12*c83a76b0SSuyog Pawar  * distributed under the License is distributed on an "AS IS" BASIS,
13*c83a76b0SSuyog Pawar  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14*c83a76b0SSuyog Pawar  * See the License for the specific language governing permissions and
15*c83a76b0SSuyog Pawar  * limitations under the License.
16*c83a76b0SSuyog Pawar  *
17*c83a76b0SSuyog Pawar  *****************************************************************************
18*c83a76b0SSuyog Pawar  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*c83a76b0SSuyog Pawar */
20*c83a76b0SSuyog Pawar /*!
21*c83a76b0SSuyog Pawar ******************************************************************************
22*c83a76b0SSuyog Pawar * \file ihevce_lap_enc_structs.h
23*c83a76b0SSuyog Pawar *
24*c83a76b0SSuyog Pawar * \brief
25*c83a76b0SSuyog Pawar *    This file contains structure definations shared between Encoder and RC
26*c83a76b0SSuyog Pawar *
27*c83a76b0SSuyog Pawar * \date
28*c83a76b0SSuyog Pawar *    15/01/2013
29*c83a76b0SSuyog Pawar *
30*c83a76b0SSuyog Pawar * \author
31*c83a76b0SSuyog Pawar *    Ittiam
32*c83a76b0SSuyog Pawar *
33*c83a76b0SSuyog Pawar ******************************************************************************
34*c83a76b0SSuyog Pawar */
35*c83a76b0SSuyog Pawar 
36*c83a76b0SSuyog Pawar #ifndef _IHEVCE_RC_ENC_STRUCTS_H_
37*c83a76b0SSuyog Pawar #define _IHEVCE_RC_ENC_STRUCTS_H_
38*c83a76b0SSuyog Pawar 
39*c83a76b0SSuyog Pawar /*****************************************************************************/
40*c83a76b0SSuyog Pawar /* Constant Macros                                                           */
41*c83a76b0SSuyog Pawar /*****************************************************************************/
42*c83a76b0SSuyog Pawar 
43*c83a76b0SSuyog Pawar /*****************************************************************************/
44*c83a76b0SSuyog Pawar /* Function Macros                                                           */
45*c83a76b0SSuyog Pawar /*****************************************************************************/
46*c83a76b0SSuyog Pawar 
47*c83a76b0SSuyog Pawar /*****************************************************************************/
48*c83a76b0SSuyog Pawar /* Typedefs                                                                  */
49*c83a76b0SSuyog Pawar /*****************************************************************************/
50*c83a76b0SSuyog Pawar 
51*c83a76b0SSuyog Pawar /*****************************************************************************/
52*c83a76b0SSuyog Pawar /* Enums                                                                     */
53*c83a76b0SSuyog Pawar /*****************************************************************************/
54*c83a76b0SSuyog Pawar 
55*c83a76b0SSuyog Pawar /*****************************************************************************/
56*c83a76b0SSuyog Pawar /* Structure                                                                 */
57*c83a76b0SSuyog Pawar /*****************************************************************************/
58*c83a76b0SSuyog Pawar 
59*c83a76b0SSuyog Pawar /*SAD/Qscale is calculated over all CUs and summed into a 64 bit variable*/
60*c83a76b0SSuyog Pawar /*Assuming 8*8 CU, sad can be 14 bit value */
61*c83a76b0SSuyog Pawar /*For 4k*2k, number of 8*8 CUs is 131072 which is a 18 bit value */
62*c83a76b0SSuyog Pawar /*Finally Qscale is mutlipled to this variable and it is 8 bit value*/
63*c83a76b0SSuyog Pawar /*hence qformat can max be 64 - 14 - 18 - 8 - 1(sign) - 1(safty value) = 22 */
64*c83a76b0SSuyog Pawar #define SAD_BY_QSCALE_Q 22
65*c83a76b0SSuyog Pawar typedef struct
66*c83a76b0SSuyog Pawar {
67*c83a76b0SSuyog Pawar     UWORD32 u4_total_header_bits;
68*c83a76b0SSuyog Pawar     UWORD32 u4_total_texture_bits;
69*c83a76b0SSuyog Pawar     UWORD32 u4_total_sad;
70*c83a76b0SSuyog Pawar     UWORD32 u4_total_intra_sad;
71*c83a76b0SSuyog Pawar     UWORD32 u4_open_loop_intra_sad;
72*c83a76b0SSuyog Pawar     WORD32 i4_qp_normalized_8x8_cu_sum[2];
73*c83a76b0SSuyog Pawar     WORD32 i4_8x8_cu_sum[2];
74*c83a76b0SSuyog Pawar     LWORD64 i8_sad_by_qscale[2];
75*c83a76b0SSuyog Pawar     LWORD64 i8_total_ssd_frame;
76*c83a76b0SSuyog Pawar     WORD32 i4_curr_qp_acc;
77*c83a76b0SSuyog Pawar } rc_bits_sad_t;
78*c83a76b0SSuyog Pawar 
79*c83a76b0SSuyog Pawar /*****************************************************************************/
80*c83a76b0SSuyog Pawar /* Extern Variable Declarations                                              */
81*c83a76b0SSuyog Pawar /*****************************************************************************/
82*c83a76b0SSuyog Pawar 
83*c83a76b0SSuyog Pawar /*****************************************************************************/
84*c83a76b0SSuyog Pawar /* Extern Function Declarations                                              */
85*c83a76b0SSuyog Pawar /*****************************************************************************/
86*c83a76b0SSuyog Pawar void ihevce_enc_loop_get_frame_rc_prms(
87*c83a76b0SSuyog Pawar     void *pv_enc_loop_ctxt, rc_bits_sad_t *ps_rc_prms, WORD32 i4_br_id, WORD32 i4_enc_frm_id);
88*c83a76b0SSuyog Pawar 
89*c83a76b0SSuyog Pawar #endif /* _IHEVCE_RC_ENC_STRUCTS_H_ */
90