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pnnx fuse conv3d-bn and deconv3d-bn (#5045)
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// Tencent is pleased to support the open source community by making ncnn available. | ||
// | ||
// Copyright (C) 2023 THL A29 Limited, a Tencent company. All rights reserved. | ||
// | ||
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except | ||
// in compliance with the License. You may obtain a copy of the License at | ||
// | ||
// https://opensource.org/licenses/BSD-3-Clause | ||
// | ||
// 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. | ||
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#include "fuse_conv3d_batchnorm3d.h" | ||
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#include "pass_level2.h" | ||
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#include <math.h> | ||
#include <string.h> | ||
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namespace pnnx { | ||
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class fuse_conv3d_batchnorm3d_pass : public GraphRewriterPass | ||
{ | ||
public: | ||
const char* match_pattern_graph() const | ||
{ | ||
return R"PNNXIR(7767517 | ||
4 3 | ||
pnnx.Input input 0 1 input | ||
nn.Conv3d op_0 1 1 input a in_channels=%in_channels out_channels=%out_channels kernel_size=%kernel_size stride=%stride padding_mode=%padding_mode padding=%padding dilation=%dilation groups=%groups bias=%bias @weight @bias | ||
nn.BatchNorm3d op_1 1 1 a out num_features=%num_features eps=%eps affine=%affine @running_mean @running_var @weight @bias | ||
pnnx.Output output 1 0 out | ||
)PNNXIR"; | ||
} | ||
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const char* type_str() const | ||
{ | ||
return "nn.Conv3d"; | ||
} | ||
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const char* name_str() const | ||
{ | ||
return "convbn3d"; | ||
} | ||
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void write(Operator* op, const std::map<std::string, Parameter>& captured_params, const std::map<std::string, Attribute>& captured_attrs) const | ||
{ | ||
op->params["in_channels"] = captured_params.at("in_channels"); | ||
op->params["out_channels"] = captured_params.at("out_channels"); | ||
op->params["kernel_size"] = captured_params.at("kernel_size"); | ||
op->params["padding_mode"] = captured_params.at("padding_mode"); | ||
op->params["stride"] = captured_params.at("stride"); | ||
op->params["padding"] = captured_params.at("padding"); | ||
op->params["dilation"] = captured_params.at("dilation"); | ||
op->params["groups"] = captured_params.at("groups"); | ||
op->params["bias"] = true; | ||
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// resolve merged conv3d weight and bias | ||
int channels = captured_params.at("num_features").i; | ||
float bn_eps = captured_params.at("eps").f; | ||
bool has_bn_affine = captured_params.at("affine").b; | ||
bool has_conv_bias = captured_params.at("bias").b; | ||
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auto bn_running_mean = captured_attrs.at("op_1.running_mean").get_float32_data(); | ||
auto bn_running_var = captured_attrs.at("op_1.running_var").get_float32_data(); | ||
auto bn_weight = has_bn_affine ? captured_attrs.at("op_1.weight").get_float32_data() : std::vector<float>(); | ||
auto bn_bias = has_bn_affine ? captured_attrs.at("op_1.bias").get_float32_data() : std::vector<float>(); | ||
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// a = bias - slope * mean / sqrt(var + eps) | ||
// b = slope / sqrt(var + eps) | ||
// value = value * b + a | ||
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std::vector<float> a(channels); | ||
std::vector<float> b(channels); | ||
for (int i = 0; i < channels; i++) | ||
{ | ||
double sqrt_var = sqrt(bn_running_var[i] + bn_eps); | ||
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if (has_bn_affine) | ||
{ | ||
a[i] = (float)(bn_bias[i] - bn_weight[i] * bn_running_mean[i] / sqrt_var); | ||
b[i] = (float)(bn_weight[i] / sqrt_var); | ||
} | ||
else | ||
{ | ||
a[i] = (float)(-bn_running_mean[i] / sqrt_var); | ||
b[i] = (float)(1.f / sqrt_var); | ||
} | ||
} | ||
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op->attrs["weight"] = captured_attrs.at("op_0.weight"); | ||
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if (has_conv_bias) | ||
{ | ||
op->attrs["bias"] = captured_attrs.at("op_0.bias"); | ||
} | ||
else | ||
{ | ||
// init bias as zero | ||
op->attrs["bias"] = Attribute(); | ||
op->attrs["bias"].type = op->attrs["weight"].type; | ||
op->attrs["bias"].shape = {channels}; | ||
op->attrs["bias"].set_float32_data(std::vector<float>(channels, 0.f)); | ||
} | ||
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auto conv_weight = op->attrs["weight"].get_float32_data(); | ||
auto conv_bias = op->attrs["bias"].get_float32_data(); | ||
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const int outch = captured_params.at("out_channels").i; | ||
const int weight_per_outch = op->attrs["weight"].elemcount() / outch; | ||
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for (int i = 0; i < channels; i++) | ||
{ | ||
float* conv_weight_outch = conv_weight.data() + weight_per_outch * i; | ||
for (int j = 0; j < weight_per_outch; j++) | ||
{ | ||
conv_weight_outch[j] *= b[i]; | ||
} | ||
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conv_bias[i] = conv_bias[i] * b[i] + a[i]; | ||
} | ||
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op->attrs["weight"].set_float32_data(conv_weight); | ||
op->attrs["bias"].set_float32_data(conv_bias); | ||
} | ||
}; | ||
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void fuse_conv3d_batchnorm3d(Graph& graph) | ||
{ | ||
fuse_conv3d_batchnorm3d_pass a; | ||
int opindex = 0; | ||
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pnnx_graph_rewrite(graph, &a, opindex); | ||
} | ||
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} // namespace pnnx |
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// Tencent is pleased to support the open source community by making ncnn available. | ||
// | ||
// Copyright (C) 2023 THL A29 Limited, a Tencent company. All rights reserved. | ||
// | ||
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except | ||
// in compliance with the License. You may obtain a copy of the License at | ||
// | ||
// https://opensource.org/licenses/BSD-3-Clause | ||
// | ||
// 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. | ||
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#include "ir.h" | ||
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namespace pnnx { | ||
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void fuse_conv3d_batchnorm3d(Graph& graph); | ||
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} // namespace pnnx |
156 changes: 156 additions & 0 deletions
156
tools/pnnx/src/pass_level5/fuse_convtranspose3d_batchnorm3d.cpp
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@@ -0,0 +1,156 @@ | ||
// Tencent is pleased to support the open source community by making ncnn available. | ||
// | ||
// Copyright (C) 2023 THL A29 Limited, a Tencent company. All rights reserved. | ||
// | ||
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except | ||
// in compliance with the License. You may obtain a copy of the License at | ||
// | ||
// https://opensource.org/licenses/BSD-3-Clause | ||
// | ||
// 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. | ||
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#include "fuse_convtranspose3d_batchnorm3d.h" | ||
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#include "pass_level2.h" | ||
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#include <math.h> | ||
#include <string.h> | ||
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namespace pnnx { | ||
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class fuse_convtranspose3d_batchnorm3d_pass : public GraphRewriterPass | ||
{ | ||
public: | ||
const char* match_pattern_graph() const | ||
{ | ||
return R"PNNXIR(7767517 | ||
4 3 | ||
pnnx.Input input 0 1 input | ||
nn.ConvTranspose3d op_0 1 1 input a in_channels=%in_channels out_channels=%out_channels kernel_size=%kernel_size stride=%stride output_padding=%output_padding padding=%padding dilation=%dilation groups=%groups bias=%bias @weight @bias | ||
nn.BatchNorm3d op_1 1 1 a out num_features=%num_features eps=%eps affine=%affine @running_mean @running_var @weight @bias | ||
pnnx.Output output 1 0 out | ||
)PNNXIR"; | ||
} | ||
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const char* type_str() const | ||
{ | ||
return "nn.ConvTranspose3d"; | ||
} | ||
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const char* name_str() const | ||
{ | ||
return "convtransposebn3d"; | ||
} | ||
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void write(Operator* op, const std::map<std::string, Parameter>& captured_params, const std::map<std::string, Attribute>& captured_attrs) const | ||
{ | ||
op->params["in_channels"] = captured_params.at("in_channels"); | ||
op->params["out_channels"] = captured_params.at("out_channels"); | ||
op->params["kernel_size"] = captured_params.at("kernel_size"); | ||
op->params["stride"] = captured_params.at("stride"); | ||
op->params["output_padding"] = captured_params.at("output_padding"); | ||
op->params["padding"] = captured_params.at("padding"); | ||
op->params["dilation"] = captured_params.at("dilation"); | ||
op->params["groups"] = captured_params.at("groups"); | ||
op->params["bias"] = true; | ||
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// resolve merged convtranspose3d weight and bias | ||
int channels = captured_params.at("num_features").i; | ||
float bn_eps = captured_params.at("eps").f; | ||
bool has_bn_affine = captured_params.at("affine").b; | ||
bool has_convtranspose_bias = captured_params.at("bias").b; | ||
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auto bn_running_mean = captured_attrs.at("op_1.running_mean").get_float32_data(); | ||
auto bn_running_var = captured_attrs.at("op_1.running_var").get_float32_data(); | ||
auto bn_weight = has_bn_affine ? captured_attrs.at("op_1.weight").get_float32_data() : std::vector<float>(); | ||
auto bn_bias = has_bn_affine ? captured_attrs.at("op_1.bias").get_float32_data() : std::vector<float>(); | ||
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// a = bias - slope * mean / sqrt(var + eps) | ||
// b = slope / sqrt(var + eps) | ||
// value = value * b + a | ||
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std::vector<float> a(channels); | ||
std::vector<float> b(channels); | ||
for (int i = 0; i < channels; i++) | ||
{ | ||
double sqrt_var = sqrt(bn_running_var[i] + bn_eps); | ||
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if (has_bn_affine) | ||
{ | ||
a[i] = (float)(bn_bias[i] - bn_weight[i] * bn_running_mean[i] / sqrt_var); | ||
b[i] = (float)(bn_weight[i] / sqrt_var); | ||
} | ||
else | ||
{ | ||
a[i] = (float)(-bn_running_mean[i] / sqrt_var); | ||
b[i] = (float)(1.f / sqrt_var); | ||
} | ||
} | ||
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op->attrs["weight"] = captured_attrs.at("op_0.weight"); | ||
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if (has_convtranspose_bias) | ||
{ | ||
op->attrs["bias"] = captured_attrs.at("op_0.bias"); | ||
} | ||
else | ||
{ | ||
// init bias as zero | ||
op->attrs["bias"] = Attribute(); | ||
op->attrs["bias"].type = op->attrs["weight"].type; | ||
op->attrs["bias"].shape = {channels}; | ||
op->attrs["bias"].set_float32_data(std::vector<float>(channels, 0.f)); | ||
} | ||
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auto conv_weight = op->attrs["weight"].get_float32_data(); | ||
auto conv_bias = op->attrs["bias"].get_float32_data(); | ||
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// group-inch/group-outch/group-kh-kw | ||
const int inch = captured_params.at("in_channels").i; | ||
const int outch = captured_params.at("out_channels").i; | ||
const int groups = captured_params.at("groups").i; | ||
const int kd = captured_params.at("kernel_size").ai[0]; | ||
const int kh = captured_params.at("kernel_size").ai[1]; | ||
const int kw = captured_params.at("kernel_size").ai[2]; | ||
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const int outch_g = outch / groups; | ||
const int inch_g = inch / groups; | ||
const int maxk = kd * kh * kw; | ||
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for (int g = 0; g < groups; g++) | ||
{ | ||
float* wg = (float*)conv_weight.data() + g * inch_g * outch_g * maxk; | ||
for (int i = 0; i < inch_g; i++) | ||
{ | ||
for (int j = 0; j < outch_g; j++) | ||
{ | ||
for (int k = 0; k < maxk; k++) | ||
{ | ||
wg[(i * outch_g + j) * maxk + k] *= b[g * outch_g + j]; | ||
} | ||
} | ||
} | ||
} | ||
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for (int i = 0; i < channels; i++) | ||
{ | ||
conv_bias[i] = conv_bias[i] * b[i] + a[i]; | ||
} | ||
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op->attrs["weight"].set_float32_data(conv_weight); | ||
op->attrs["bias"].set_float32_data(conv_bias); | ||
} | ||
}; | ||
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void fuse_convtranspose3d_batchnorm3d(Graph& graph) | ||
{ | ||
fuse_convtranspose3d_batchnorm3d_pass a; | ||
int opindex = 0; | ||
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pnnx_graph_rewrite(graph, &a, opindex); | ||
} | ||
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} // namespace pnnx |
21 changes: 21 additions & 0 deletions
21
tools/pnnx/src/pass_level5/fuse_convtranspose3d_batchnorm3d.h
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// Tencent is pleased to support the open source community by making ncnn available. | ||
// | ||
// Copyright (C) 2023 THL A29 Limited, a Tencent company. All rights reserved. | ||
// | ||
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except | ||
// in compliance with the License. You may obtain a copy of the License at | ||
// | ||
// https://opensource.org/licenses/BSD-3-Clause | ||
// | ||
// 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. | ||
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#include "ir.h" | ||
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namespace pnnx { | ||
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void fuse_convtranspose3d_batchnorm3d(Graph& graph); | ||
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} // namespace pnnx |
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