/*
* Copyright ( c ) 2023 , Alliance for Open Media . All rights reserved .
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1 . 0 . If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file , you can
* obtain it at www . aomedia . org / license / software . If the Alliance for Open
* Media Patent License 1 . 0 was not distributed with this source code in the
* PATENTS file , you can obtain it at www . aomedia . org / license / patent .
*/
#include <assert.h>
#include <arm_neon.h>
#include "config/av1_rtcd.h"
#include "aom_dsp/arm/sum_neon.h"
int64_t av1_highbd_block_error_neon(const tran_low_t *coeff,
const tran_low_t *dqcoeff,
intptr_t block_size, int64_t *ssz, int bd) {
uint64x2_t err_u64 = vdupq_n_u64(0 );
int64x2_t ssz_s64 = vdupq_n_s64(0 );
const int shift = 2 * (bd - 8 );
const int rounding = (1 << shift) >> 1 ;
assert(block_size >= 16 );
assert((block_size % 16 ) == 0 );
do {
const int32x4_t c = vld1q_s32(coeff);
const int32x4_t d = vld1q_s32(dqcoeff);
const uint32x4_t diff = vreinterpretq_u32_s32(vabdq_s32(c, d));
err_u64 = vmlal_u32(err_u64, vget_low_u32(diff), vget_low_u32(diff));
err_u64 = vmlal_u32(err_u64, vget_high_u32(diff), vget_high_u32(diff));
ssz_s64 = vmlal_s32(ssz_s64, vget_low_s32(c), vget_low_s32(c));
ssz_s64 = vmlal_s32(ssz_s64, vget_high_s32(c), vget_high_s32(c));
coeff += 4 ;
dqcoeff += 4 ;
block_size -= 4 ;
} while (block_size != 0 );
*ssz = (horizontal_add_s64x2(ssz_s64) + rounding) >> shift;
return ((int64_t)horizontal_add_u64x2(err_u64) + rounding) >> shift;
}
Messung V0.5 in Prozent C=98 H=70 G=85
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-09-29)
¤
*© Formatika GbR, Deutschland