aosp12/external/libhevc/encoder/ihevce_rc_enc_structs.h

90 lines
3.8 KiB
C

/******************************************************************************
*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/*!
******************************************************************************
* \file ihevce_lap_enc_structs.h
*
* \brief
* This file contains structure definations shared between Encoder and RC
*
* \date
* 15/01/2013
*
* \author
* Ittiam
*
******************************************************************************
*/
#ifndef _IHEVCE_RC_ENC_STRUCTS_H_
#define _IHEVCE_RC_ENC_STRUCTS_H_
/*****************************************************************************/
/* Constant Macros */
/*****************************************************************************/
/*****************************************************************************/
/* Function Macros */
/*****************************************************************************/
/*****************************************************************************/
/* Typedefs */
/*****************************************************************************/
/*****************************************************************************/
/* Enums */
/*****************************************************************************/
/*****************************************************************************/
/* Structure */
/*****************************************************************************/
/*SAD/Qscale is calculated over all CUs and summed into a 64 bit variable*/
/*Assuming 8*8 CU, sad can be 14 bit value */
/*For 4k*2k, number of 8*8 CUs is 131072 which is a 18 bit value */
/*Finally Qscale is mutlipled to this variable and it is 8 bit value*/
/*hence qformat can max be 64 - 14 - 18 - 8 - 1(sign) - 1(safty value) = 22 */
#define SAD_BY_QSCALE_Q 22
typedef struct
{
UWORD32 u4_total_header_bits;
UWORD32 u4_total_texture_bits;
UWORD32 u4_total_sad;
UWORD32 u4_total_intra_sad;
UWORD32 u4_open_loop_intra_sad;
WORD32 i4_qp_normalized_8x8_cu_sum[2];
WORD32 i4_8x8_cu_sum[2];
LWORD64 i8_sad_by_qscale[2];
LWORD64 i8_total_ssd_frame;
WORD32 i4_curr_qp_acc;
} rc_bits_sad_t;
/*****************************************************************************/
/* Extern Variable Declarations */
/*****************************************************************************/
/*****************************************************************************/
/* Extern Function Declarations */
/*****************************************************************************/
void ihevce_enc_loop_get_frame_rc_prms(
void *pv_enc_loop_ctxt, rc_bits_sad_t *ps_rc_prms, WORD32 i4_br_id, WORD32 i4_enc_frm_id);
#endif /* _IHEVCE_RC_ENC_STRUCTS_H_ */