Files
FastDeploy/csrcs/fastdeploy/vision/ppdet/ppyoloe.cc
2022-07-27 18:41:08 +08:00

235 lines
8.1 KiB
C++

#include "fastdeploy/vision/ppdet/ppyoloe.h"
#include "fastdeploy/vision/utils/utils.h"
#include "yaml-cpp/yaml.h"
#ifdef ENABLE_PADDLE_FRONTEND
#include "paddle2onnx/converter.h"
#endif
namespace fastdeploy {
namespace vision {
namespace ppdet {
PPYOLOE::PPYOLOE(const std::string& model_file, const std::string& params_file,
const std::string& config_file,
const RuntimeOption& custom_option,
const Frontend& model_format) {
config_file_ = config_file;
valid_cpu_backends = {Backend::PDINFER, Backend::ORT};
valid_gpu_backends = {Backend::PDINFER, Backend::ORT};
runtime_option = custom_option;
runtime_option.model_format = model_format;
runtime_option.model_file = model_file;
runtime_option.params_file = params_file;
initialized = Initialize();
}
bool PPYOLOE::Initialize() {
#ifdef ENABLE_PADDLE_FRONTEND
// remove multiclass_nms3 now
// this is a trick operation for ppyoloe while inference on trt
if (runtime_option.model_format == Frontend::PADDLE) {
std::string contents;
if (!ReadBinaryFromFile(runtime_option.model_file, &contents)) {
return false;
}
auto reader = paddle2onnx::PaddleReader(contents.c_str(), contents.size());
if (reader.has_nms) {
has_nms_ = true;
}
}
runtime_option.remove_multiclass_nms_ = true;
runtime_option.custom_op_info_["multiclass_nms3"] = "MultiClassNMS";
#endif
if (!BuildPreprocessPipelineFromConfig()) {
FDERROR << "Failed to build preprocess pipeline from configuration file."
<< std::endl;
return false;
}
if (!InitRuntime()) {
FDERROR << "Failed to initialize fastdeploy backend." << std::endl;
return false;
}
if (has_nms_ && runtime_option.backend == Backend::TRT) {
FDINFO << "Detected operator multiclass_nms3 in your model, will replace "
"it with fastdeploy::backend::MultiClassNMS replace it."
<< std::endl;
has_nms_ = false;
}
return true;
}
bool PPYOLOE::BuildPreprocessPipelineFromConfig() {
processors_.clear();
YAML::Node cfg;
try {
cfg = YAML::LoadFile(config_file_);
} catch (YAML::BadFile& e) {
FDERROR << "Failed to load yaml file " << config_file_
<< ", maybe you should check this file." << std::endl;
return false;
}
if (cfg["arch"].as<std::string>() != "YOLO") {
FDERROR << "Require the arch of model is YOLO, but arch defined in "
"config file is "
<< cfg["arch"].as<std::string>() << "." << std::endl;
return false;
}
processors_.push_back(std::make_shared<BGR2RGB>());
for (const auto& op : cfg["Preprocess"]) {
std::string op_name = op["type"].as<std::string>();
if (op_name == "NormalizeImage") {
auto mean = op["mean"].as<std::vector<float>>();
auto std = op["std"].as<std::vector<float>>();
bool is_scale = op["is_scale"].as<bool>();
processors_.push_back(std::make_shared<Normalize>(mean, std, is_scale));
} else if (op_name == "Resize") {
bool keep_ratio = op["keep_ratio"].as<bool>();
auto target_size = op["target_size"].as<std::vector<int>>();
int interp = op["interp"].as<int>();
FDASSERT(target_size.size(),
"Require size of target_size be 2, but now it's " +
std::to_string(target_size.size()) + ".");
FDASSERT(!keep_ratio,
"Only support keep_ratio is false while deploy "
"PaddleDetection model.");
int width = target_size[1];
int height = target_size[0];
processors_.push_back(
std::make_shared<Resize>(width, height, -1.0, -1.0, interp, false));
} else if (op_name == "Permute") {
processors_.push_back(std::make_shared<HWC2CHW>());
} else {
FDERROR << "Unexcepted preprocess operator: " << op_name << "."
<< std::endl;
return false;
}
}
return true;
}
bool PPYOLOE::Preprocess(Mat* mat, std::vector<FDTensor>* outputs) {
int origin_w = mat->Width();
int origin_h = mat->Height();
for (size_t i = 0; i < processors_.size(); ++i) {
if (!(*(processors_[i].get()))(mat)) {
FDERROR << "Failed to process image data in " << processors_[i]->Name()
<< "." << std::endl;
return false;
}
}
outputs->resize(2);
(*outputs)[0].name = InputInfoOfRuntime(0).name;
mat->ShareWithTensor(&((*outputs)[0]));
// reshape to [1, c, h, w]
(*outputs)[0].shape.insert((*outputs)[0].shape.begin(), 1);
(*outputs)[1].Allocate({1, 2}, FDDataType::FP32, InputInfoOfRuntime(1).name);
float* ptr = static_cast<float*>((*outputs)[1].MutableData());
ptr[0] = mat->Height() * 1.0 / origin_h;
ptr[1] = mat->Width() * 1.0 / origin_w;
return true;
}
bool PPYOLOE::Postprocess(std::vector<FDTensor>& infer_result,
DetectionResult* result) {
FDASSERT(infer_result[1].shape[0] == 1,
"Only support batch = 1 in FastDeploy now.");
if (!has_nms_) {
int boxes_index = 0;
int scores_index = 1;
if (infer_result[0].shape[1] == infer_result[1].shape[2]) {
boxes_index = 0;
scores_index = 1;
} else if (infer_result[0].shape[2] == infer_result[1].shape[1]) {
boxes_index = 1;
scores_index = 0;
} else {
FDERROR << "The shape of boxes and scores should be [batch, boxes_num, "
"4], [batch, classes_num, boxes_num]"
<< std::endl;
return false;
}
backend::MultiClassNMS nms;
nms.background_label = background_label;
nms.keep_top_k = keep_top_k;
nms.nms_eta = nms_eta;
nms.nms_threshold = nms_threshold;
nms.score_threshold = score_threshold;
nms.nms_top_k = nms_top_k;
nms.normalized = normalized;
nms.Compute(static_cast<float*>(infer_result[boxes_index].Data()),
static_cast<float*>(infer_result[scores_index].Data()),
infer_result[boxes_index].shape,
infer_result[scores_index].shape);
if (nms.out_num_rois_data[0] > 0) {
result->Reserve(nms.out_num_rois_data[0]);
}
for (size_t i = 0; i < nms.out_num_rois_data[0]; ++i) {
result->label_ids.push_back(nms.out_box_data[i * 6]);
result->scores.push_back(nms.out_box_data[i * 6 + 1]);
result->boxes.emplace_back(std::array<float, 4>{
nms.out_box_data[i * 6 + 2], nms.out_box_data[i * 6 + 3],
nms.out_box_data[i * 6 + 4] - nms.out_box_data[i * 6 + 2],
nms.out_box_data[i * 6 + 5] - nms.out_box_data[i * 6 + 3]});
}
} else {
int box_num = 0;
if (infer_result[1].dtype == FDDataType::INT32) {
box_num = *(static_cast<int32_t*>(infer_result[1].Data()));
} else if (infer_result[1].dtype == FDDataType::INT64) {
box_num = *(static_cast<int64_t*>(infer_result[1].Data()));
} else {
FDASSERT(
false,
"The output box_num of PPYOLOE model should be type of int32/int64.");
}
result->Reserve(box_num);
float* box_data = static_cast<float*>(infer_result[0].Data());
for (size_t i = 0; i < box_num; ++i) {
result->label_ids.push_back(box_data[i * 6]);
result->scores.push_back(box_data[i * 6 + 1]);
result->boxes.emplace_back(
std::array<float, 4>{box_data[i * 6 + 2], box_data[i * 6 + 3],
box_data[i * 6 + 4] - box_data[i * 6 + 2],
box_data[i * 6 + 5] - box_data[i * 6 + 3]});
}
}
return true;
}
bool PPYOLOE::Predict(cv::Mat* im, DetectionResult* result,
float conf_threshold, float iou_threshold) {
Mat mat(*im);
std::vector<FDTensor> processed_data;
if (!Preprocess(&mat, &processed_data)) {
FDERROR << "Failed to preprocess input data while using model:"
<< ModelName() << "." << std::endl;
return false;
}
std::vector<FDTensor> infer_result;
if (!Infer(processed_data, &infer_result)) {
FDERROR << "Failed to inference while using model:" << ModelName() << "."
<< std::endl;
return false;
}
if (!Postprocess(infer_result, result)) {
FDERROR << "Failed to postprocess while using model:" << ModelName() << "."
<< std::endl;
return false;
}
return true;
}
} // namespace ppdet
} // namespace vision
} // namespace fastdeploy