mindspore2022/mindspore/lite/nnacl/unstack.c

31 lines
1.1 KiB
C

/**
* Copyright 2020 Huawei Technologies Co., Ltd
*
* 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.
*/
#include "nnacl/unstack.h"
#include <string.h>
void Unistack(const float *input, float **output, UnstackParameter *para) {
for (int j = 0; j < para->num_; j++) {
float *out_addr = output[j];
int out_offset = 0;
for (int i = 0; i < para->pre_dims_; i++) {
int in_offset = i * para->axis_dim_ * para->after_dims_ + j * para->after_dims_;
(void)memcpy(out_addr + out_offset, input + in_offset, para->after_dims_ * sizeof(float));
out_offset += para->after_dims_;
}
}
}