mmdeploy/csrc/preprocess/cpu/pad_impl.cpp

51 lines
1.7 KiB
C++

// Copyright (c) OpenMMLab. All rights reserved.
#include "core/utils/device_utils.h"
#include "opencv_utils.h"
#include "preprocess/transform/pad.h"
using namespace std;
namespace mmdeploy {
namespace cpu {
class PadImpl : public ::mmdeploy::PadImpl {
public:
PadImpl(const Value& args) : ::mmdeploy::PadImpl(args) {
static map<string, int> border_map{{"constant", cv::BORDER_CONSTANT},
{"edge", cv::BORDER_REPLICATE},
{"reflect", cv::BORDER_REFLECT_101},
{"symmetric", cv::BORDER_REFLECT}};
if (border_map.find(arg_.padding_mode) == border_map.end()) {
ERROR("unsupported padding_mode '{}'", arg_.padding_mode);
throw std::invalid_argument("unsupported padding_mode");
}
border_type_ = border_map[arg_.padding_mode];
}
protected:
Result<Tensor> PadImage(const Tensor& img, const std::array<int, 4>& padding) override {
OUTCOME_TRY(auto tensor, MakeAvailableOnDevice(img, device_, stream_));
cv::Mat dst_mat = Pad(Tensor2CVMat(tensor), padding[1], padding[0], padding[3], padding[2],
border_type_, arg_.pad_val);
return CVMat2Tensor(dst_mat);
}
private:
int border_type_;
};
class PadImplCreator : public Creator<::mmdeploy::PadImpl> {
public:
const char* GetName() const override { return "cpu"; }
int GetVersion() const override { return 1; }
ReturnType Create(const Value& args) override { return make_unique<PadImpl>(args); }
};
} // namespace cpu
} // namespace mmdeploy
using mmdeploy::PadImpl;
using mmdeploy::cpu::PadImplCreator;
REGISTER_MODULE(PadImpl, PadImplCreator);