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trtexec --onnx=resnet.onnx --saveEngine=resnet.engine --fp16 --verbose
直接推理
cv::Mat image = cv::imread("inference/car.jpg");
auto resnet = resnet::load("resnet.engine");
if (resnet == nullptr) return;
auto attr = resnet->forward(cvimg(image));
printf("score : %lf, label : %d\n", attr.confidence, attr.class_label);
/*
[infer.cu:393]: Infer 0x564a443b3440 [StaticShape]
[infer.cu:405]: Inputs: 1
[infer.cu:409]: 0.input.1 : shape {1x3x224x224}
[infer.cu:412]: Outputs: 1
[infer.cu:416]: 0.343 : shape {1x3}
score : 0.997001, label : 2
*/
cpm模式
cv::Mat image = cv::imread("inference/car.jpg");
cpm::Instance<resnet::Attribute, resnet::Image, resnet::Infer> cpmi;
bool ok = cpmi.start([] { return resnet::load("resnet.engine"); }, max_infer_batch);
cpmi.commit(cvimg(image)).get();
模型 | 精度 | 时间 |
---|---|---|
resnet34 | fp16 | 0.49488ms |