xref: /aosp_15_r20/external/libaom/av1/encoder/arm/txfm_neon.h (revision 77c1e3ccc04c968bd2bc212e87364f250e820521)
1 /*
2  * Copyright (c) 2023, Alliance for Open Media. All rights reserved.
3  *
4  * This source code is subject to the terms of the BSD 2 Clause License and
5  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6  * was not distributed with this source code in the LICENSE file, you can
7  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8  * Media Patent License 1.0 was not distributed with this source code in the
9  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10  */
11 
12 #ifndef AOM_AV1_ENCODER_ARM_TXFM_NEON_H_
13 #define AOM_AV1_ENCODER_ARM_TXFM_NEON_H_
14 
15 #include <stdint.h>
16 
ud_adjust_input_and_stride(int ud_flip,const int16_t ** input,int * stride,int out_size)17 static inline void ud_adjust_input_and_stride(int ud_flip,
18                                               const int16_t **input,
19                                               int *stride, int out_size) {
20   if (ud_flip) {
21     *input = *input + (out_size - 1) * *stride;
22     *stride = -*stride;
23   }
24 }
25 
26 #endif  // AOM_AV1_ENCODER_ARM_TXFM_NEON_H_
27