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Paddle/paddle/fluid/inference/api/demo_ci/utils.h

141 lines
3.8 KiB

// Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
//
// 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.
#pragma once
#include <algorithm>
#include <fstream>
#include <iostream>
#include <string>
#include <vector>
#include "paddle/include/paddle_inference_api.h"
namespace paddle {
namespace demo {
struct Record {
std::vector<float> data;
std::vector<int32_t> shape;
};
static void split(const std::string& str, char sep,
std::vector<std::string>* pieces) {
pieces->clear();
if (str.empty()) {
return;
}
size_t pos = 0;
size_t next = str.find(sep, pos);
while (next != std::string::npos) {
pieces->push_back(str.substr(pos, next - pos));
pos = next + 1;
next = str.find(sep, pos);
}
if (!str.substr(pos).empty()) {
pieces->push_back(str.substr(pos));
}
}
Record ProcessALine(const std::string& line) {
VLOG(3) << "process a line";
std::vector<std::string> columns;
split(line, '\t', &columns);
CHECK_EQ(columns.size(), 2UL)
<< "data format error, should be <data>\t<shape>";
Record record;
std::vector<std::string> data_strs;
split(columns[0], ' ', &data_strs);
for (auto& d : data_strs) {
record.data.push_back(std::stof(d));
}
std::vector<std::string> shape_strs;
split(columns[1], ' ', &shape_strs);
for (auto& s : shape_strs) {
record.shape.push_back(std::stoi(s));
}
VLOG(3) << "data size " << record.data.size();
VLOG(3) << "data shape size " << record.shape.size();
return record;
}
void CheckOutput(const std::string& referfile, const PaddleTensor& output) {
std::string line;
std::ifstream file(referfile);
std::getline(file, line);
auto refer = ProcessALine(line);
file.close();
size_t numel = output.data.length() / PaddleDtypeSize(output.dtype);
VLOG(3) << "predictor output numel " << numel;
VLOG(3) << "reference output numel " << refer.data.size();
CHECK_EQ(numel, refer.data.size());
switch (output.dtype) {
case PaddleDType::INT64: {
for (size_t i = 0; i < numel; ++i) {
CHECK_EQ(static_cast<int64_t*>(output.data.data())[i], refer.data[i]);
}
break;
}
case PaddleDType::FLOAT32: {
for (size_t i = 0; i < numel; ++i) {
CHECK_LT(
fabs(static_cast<float*>(output.data.data())[i] - refer.data[i]),
1e-5);
}
break;
}
case PaddleDType::INT32: {
for (size_t i = 0; i < numel; ++i) {
CHECK_EQ(static_cast<int32_t*>(output.data.data())[i], refer.data[i]);
}
break;
}
}
}
/*
* Get a summary of a PaddleTensor content.
*/
static std::string SummaryTensor(const PaddleTensor& tensor) {
std::stringstream ss;
int num_elems = tensor.data.length() / PaddleDtypeSize(tensor.dtype);
ss << "data[:10]\t";
switch (tensor.dtype) {
case PaddleDType::INT64: {
for (int i = 0; i < std::min(num_elems, 10); i++) {
ss << static_cast<int64_t*>(tensor.data.data())[i] << " ";
}
break;
}
case PaddleDType::FLOAT32: {
for (int i = 0; i < std::min(num_elems, 10); i++) {
ss << static_cast<float*>(tensor.data.data())[i] << " ";
}
break;
}
case PaddleDType::INT32: {
for (int i = 0; i < std::min(num_elems, 10); i++) {
ss << static_cast<int32_t*>(tensor.data.data())[i] << " ";
}
break;
}
}
return ss.str();
}
} // namespace demo
} // namespace paddle