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124 lines
4.1 KiB
124 lines
4.1 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#include "gradient_machine.h"
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#include "capi_private.h"
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#include "paddle/gserver/gradientmachines/NeuralNetwork.h"
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#define cast(v) paddle::capi::cast<paddle::capi::CGradientMachine>(v)
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enum GradientMatchineCreateMode {
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CREATE_MODE_NORMAL = 0,
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CREATE_MODE_TESTING = 4
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};
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namespace paddle {
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class MyNeuralNetwork : public NeuralNetwork {
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public:
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MyNeuralNetwork(const std::string& name, NeuralNetwork* network)
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: NeuralNetwork(name, network) {}
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};
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NeuralNetwork* newCustomNerualNetwork(const std::string& name,
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NeuralNetwork* network) {
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return new MyNeuralNetwork(name, network);
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}
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} // namespace paddle
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extern "C" {
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paddle_error paddle_gradient_machine_create_for_inference(
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paddle_gradient_machine* machine, void* modelConfigProtobuf, int size) {
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if (modelConfigProtobuf == nullptr) return kPD_NULLPTR;
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paddle::ModelConfig config;
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if (!config.ParseFromArray(modelConfigProtobuf, size) ||
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!config.IsInitialized()) {
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return kPD_PROTOBUF_ERROR;
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}
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auto ptr = new paddle::capi::CGradientMachine();
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ptr->machine.reset(paddle::GradientMachine::create(
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config, CREATE_MODE_TESTING, {paddle::PARAMETER_VALUE}));
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*machine = ptr;
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return kPD_NO_ERROR;
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}
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paddle_error paddle_gradient_machine_destroy(paddle_gradient_machine machine) {
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delete cast(machine);
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return kPD_NO_ERROR;
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}
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paddle_error paddle_gradient_machine_load_parameter_from_disk(
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paddle_gradient_machine machine, const char* path) {
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auto m = cast(machine);
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if (m == nullptr || path == nullptr || m->machine == nullptr)
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return kPD_NULLPTR;
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m->machine->loadParameters(path);
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return kPD_NO_ERROR;
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}
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paddle_error paddle_gradient_machine_forward(paddle_gradient_machine machine,
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paddle_arguments inArgs,
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paddle_arguments outArgs,
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bool isTrain) {
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auto m = cast(machine);
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auto in = paddle::capi::cast<paddle::capi::CArguments>(inArgs);
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auto out = paddle::capi::cast<paddle::capi::CArguments>(outArgs);
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if (m == nullptr || in == nullptr || out == nullptr || m->machine == nullptr)
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return kPD_NULLPTR;
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m->machine->forward(
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in->args, &out->args, isTrain ? paddle::PASS_TRAIN : paddle::PASS_TEST);
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return kPD_NO_ERROR;
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}
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paddle_error paddle_gradient_machine_create_shared_param(
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paddle_gradient_machine origin,
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void* modelConfigProtobuf,
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int size,
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paddle_gradient_machine* slave) {
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auto o = cast(origin);
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if (origin == nullptr || slave == nullptr || o->machine == nullptr) {
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return kPD_NULLPTR;
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}
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paddle::ModelConfig config;
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if (!config.ParseFromArray(modelConfigProtobuf, size) ||
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!config.IsInitialized()) {
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return kPD_PROTOBUF_ERROR;
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}
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std::unique_ptr<paddle::capi::CGradientMachine> ptr(
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new paddle::capi::CGradientMachine());
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auto nn = paddle::NeuralNetwork::create(config);
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nn->init(config,
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[&o](int paramId, paddle::Parameter* param) {
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auto p = o->machine->getParameters()[paramId];
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param->enableSharedType(paddle::PARAMETER_VALUE,
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p->getBuf(paddle::PARAMETER_VALUE));
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},
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{paddle::PARAMETER_VALUE},
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false);
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ptr->machine.reset(nn);
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*slave = ptr.release();
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return kPD_NO_ERROR;
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}
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}
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paddle_error paddle_gradient_machine_randomize_param(
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paddle_gradient_machine machine) {
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auto m = cast(machine);
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if (m == nullptr || m->machine == nullptr) return kPD_NULLPTR;
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m->machine->randParameters();
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return kPD_NO_ERROR;
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}
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