ncnn

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// Tencent is pleased to support the open source community by making ncnn available.
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//
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// Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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//
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// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
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// in compliance with the License. You may obtain a copy of the License at
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//
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// https://opensource.org/licenses/BSD-3-Clause
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//
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// Unless required by applicable law or agreed to in writing, software distributed
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// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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// CONDITIONS OF ANY KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations under the License.
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#include "testutil.h"
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static int test_deformableconv2d(int w, int h, int c, int outch, int kernel, int dilation, int stride, int pad, int bias)
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{
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    const int kernel_extent_w = dilation * (kernel - 1) + 1;
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    const int kernel_extent_h = dilation * (kernel - 1) + 1;
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    const int out_w = (w + pad + pad - kernel_extent_w) / stride + 1;
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    const int out_h = (h + pad + pad - kernel_extent_h) / stride + 1;
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    std::vector<ncnn::Mat> a(3);
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    a[0] = RandomMat(w, h, c);
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    a[1] = RandomMat(out_w, out_h, kernel * kernel * 2);
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    a[2] = RandomMat(out_w, out_h, kernel * kernel);
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    ncnn::ParamDict pd;
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    pd.set(0, outch);
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    pd.set(1, kernel);
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    pd.set(2, dilation);
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    pd.set(3, stride);
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    pd.set(4, pad);
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    pd.set(5, bias);
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    pd.set(6, outch * c * kernel * kernel);
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    int activation_type = RAND() % 7; // 0 1 2 3 4 5 6
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    ncnn::Mat activation_params(2);
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    activation_params[0] = (activation_type == 6) ? RandomFloat(0, 1) : RandomFloat(-1, 0); // alpha
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    activation_params[1] = RandomFloat(0, 1);                                               // beta
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    pd.set(9, activation_type);
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    pd.set(10, activation_params);
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    std::vector<ncnn::Mat> weights(bias ? 2 : 1);
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    weights[0] = RandomMat(outch * c * kernel * kernel);
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    if (bias)
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        weights[1] = RandomMat(outch);
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    float epsilon = 0.001;
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    int ret = test_layer("DeformableConv2D", pd, weights, a, 1, epsilon);
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    if (ret != 0)
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    {
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        fprintf(stderr, "test_deformableconv2d failed w=%d h=%d c=%d outch=%d kernel=%d dilation=%d stride=%d pad=%d bias=%d act=%d actparams=[%f,%f]\n", w, h, c, outch, kernel, dilation, stride, pad, bias, activation_type, activation_params[0], activation_params[1]);
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    }
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    return ret;
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}
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static int test_deformableconv2d_0()
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{
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    return 0
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           || test_deformableconv2d(7, 5, 24, 32, 4, 2, 2, 2, 1)
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           || test_deformableconv2d(7, 5, 32, 24, 4, 2, 2, 2, 1)
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           || test_deformableconv2d(7, 5, 28, 32, 4, 2, 2, 2, 1)
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           || test_deformableconv2d(7, 5, 32, 28, 4, 2, 2, 2, 1)
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           || test_deformableconv2d(7, 5, 26, 32, 4, 2, 2, 2, 1)
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           || test_deformableconv2d(7, 5, 32, 26, 4, 2, 2, 2, 1);
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}
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int main()
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{
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    SRAND(7767517);
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    return test_deformableconv2d_0();
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}
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