2022-02-17 05:55:56 +08:00
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// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html.
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#include "precomp.hpp"
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namespace cv {
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namespace dnn {
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CV__DNN_INLINE_NS_BEGIN
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Layer::Layer() { preferableTarget = DNN_TARGET_CPU; }
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Layer::Layer(const LayerParams& params)
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: blobs(params.blobs)
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, name(params.name)
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, type(params.type)
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{
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preferableTarget = DNN_TARGET_CPU;
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}
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void Layer::setParamsFrom(const LayerParams& params)
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{
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blobs = params.blobs;
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name = params.name;
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type = params.type;
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}
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int Layer::inputNameToIndex(String)
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{
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return -1;
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}
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int Layer::outputNameToIndex(const String&)
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{
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return 0;
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}
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bool Layer::supportBackend(int backendId)
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{
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return backendId == DNN_BACKEND_OPENCV;
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}
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Ptr<BackendNode> Layer::initCUDA(
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void*,
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const std::vector<Ptr<BackendWrapper>>&,
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const std::vector<Ptr<BackendWrapper>>&)
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{
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CV_Error(Error::StsNotImplemented, "CUDA pipeline of " + type + " layers is not defined.");
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return Ptr<BackendNode>();
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}
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Ptr<BackendNode> Layer::initVkCom(const std::vector<Ptr<BackendWrapper>>&)
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{
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CV_Error(Error::StsNotImplemented, "VkCom pipeline of " + type + " layers is not defined.");
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return Ptr<BackendNode>();
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}
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Ptr<BackendNode> Layer::initHalide(const std::vector<Ptr<BackendWrapper>>&)
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{
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CV_Error(Error::StsNotImplemented, "Halide pipeline of " + type + " layers is not defined.");
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return Ptr<BackendNode>();
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}
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Ptr<BackendNode> Layer::initNgraph(const std::vector<Ptr<BackendWrapper>>& inputs, const std::vector<Ptr<BackendNode>>& nodes)
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{
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CV_Error(Error::StsNotImplemented, "Inference Engine pipeline of " + type + " layers is not defined.");
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return Ptr<BackendNode>();
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}
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Ptr<BackendNode> Layer::initWebnn(const std::vector<Ptr<BackendWrapper>>& inputs, const std::vector<Ptr<BackendNode>>& nodes)
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{
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CV_Error(Error::StsNotImplemented, "WebNN pipeline of " + type + " layers is not defined.");
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return Ptr<BackendNode>();
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}
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2022-04-01 05:42:11 +08:00
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Ptr<BackendNode> Layer::initTimVX(void* timVxInfo,
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const std::vector<Ptr<BackendWrapper> > & inputsWrapper,
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const std::vector<Ptr<BackendWrapper> > & outputsWrapper,
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bool isLast)
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{
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CV_Error(Error::StsNotImplemented, "TimVX pipeline of " + type +
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" layers is not defined.");
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return Ptr<BackendNode>();
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}
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2022-02-17 05:55:56 +08:00
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Ptr<BackendNode> Layer::tryAttach(const Ptr<BackendNode>& node)
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{
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return Ptr<BackendNode>();
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}
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bool Layer::setActivation(const Ptr<ActivationLayer>&) { return false; }
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bool Layer::tryFuse(Ptr<Layer>&) { return false; }
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void Layer::getScaleShift(Mat& scale, Mat& shift) const
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{
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scale = Mat();
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shift = Mat();
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}
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void Layer::getScaleZeropoint(float& scale, int& zeropoint) const
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{
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scale = 1.f;
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zeropoint = 0;
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}
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void Layer::unsetAttached()
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{
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setActivation(Ptr<ActivationLayer>());
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}
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template <typename T>
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static void vecToPVec(const std::vector<T>& v, std::vector<T*>& pv)
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{
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pv.resize(v.size());
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for (size_t i = 0; i < v.size(); i++)
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pv[i] = const_cast<T*>(&v[i]);
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}
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void Layer::finalize(const std::vector<Mat>& inputs, std::vector<Mat>& outputs)
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{
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CV_TRACE_FUNCTION();
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this->finalize((InputArrayOfArrays)inputs, (OutputArrayOfArrays)outputs);
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}
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void Layer::finalize(const std::vector<Mat*>& input, std::vector<Mat>& output)
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{
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CV_UNUSED(input);
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CV_UNUSED(output);
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}
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void Layer::finalize(InputArrayOfArrays inputs_arr, OutputArrayOfArrays outputs_arr)
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{
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CV_TRACE_FUNCTION();
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std::vector<Mat> inputs, outputs;
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inputs_arr.getMatVector(inputs);
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outputs_arr.getMatVector(outputs);
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std::vector<Mat*> inputsp;
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vecToPVec(inputs, inputsp);
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this->finalize(inputsp, outputs);
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}
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std::vector<Mat> Layer::finalize(const std::vector<Mat>& inputs)
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{
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CV_TRACE_FUNCTION();
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std::vector<Mat> outputs;
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this->finalize(inputs, outputs);
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return outputs;
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}
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void Layer::forward(std::vector<Mat*>& input, std::vector<Mat>& output, std::vector<Mat>& internals)
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{
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// We kept this method for compatibility. DNN calls it now only to support users' implementations.
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}
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void Layer::forward(InputArrayOfArrays inputs_arr, OutputArrayOfArrays outputs_arr, OutputArrayOfArrays internals_arr)
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{
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CV_TRACE_FUNCTION();
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CV_TRACE_ARG_VALUE(name, "name", name.c_str());
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Layer::forward_fallback(inputs_arr, outputs_arr, internals_arr);
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}
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void Layer::forward_fallback(InputArrayOfArrays inputs_arr, OutputArrayOfArrays outputs_arr, OutputArrayOfArrays internals_arr)
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{
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CV_TRACE_FUNCTION();
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CV_TRACE_ARG_VALUE(name, "name", name.c_str());
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if (preferableTarget == DNN_TARGET_OPENCL_FP16 && inputs_arr.depth() == CV_16S)
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{
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std::vector<UMat> inputs;
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std::vector<UMat> outputs;
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std::vector<UMat> internals;
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std::vector<UMat> orig_inputs;
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std::vector<UMat> orig_outputs;
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std::vector<UMat> orig_internals;
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inputs_arr.getUMatVector(orig_inputs);
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outputs_arr.getUMatVector(orig_outputs);
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internals_arr.getUMatVector(orig_internals);
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inputs.resize(orig_inputs.size());
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for (size_t i = 0; i < orig_inputs.size(); i++)
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convertFp16(orig_inputs[i], inputs[i]);
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outputs.resize(orig_outputs.size());
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for (size_t i = 0; i < orig_outputs.size(); i++)
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outputs[i].create(shape(orig_outputs[i]), CV_32F);
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internals.resize(orig_internals.size());
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for (size_t i = 0; i < orig_internals.size(); i++)
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internals[i].create(shape(orig_internals[i]), CV_32F);
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forward(inputs, outputs, internals);
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for (size_t i = 0; i < outputs.size(); i++)
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convertFp16(outputs[i], orig_outputs[i]);
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// sync results back
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outputs_arr.assign(orig_outputs);
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internals_arr.assign(orig_internals);
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return;
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}
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std::vector<Mat> inpvec;
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std::vector<Mat> outputs;
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std::vector<Mat> internals;
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inputs_arr.getMatVector(inpvec);
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outputs_arr.getMatVector(outputs);
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internals_arr.getMatVector(internals);
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std::vector<Mat*> inputs(inpvec.size());
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for (int i = 0; i < inpvec.size(); i++)
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inputs[i] = &inpvec[i];
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this->forward(inputs, outputs, internals);
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// sync results back
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outputs_arr.assign(outputs);
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internals_arr.assign(internals);
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}
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void Layer::run(const std::vector<Mat>& inputs, std::vector<Mat>& outputs, std::vector<Mat>& internals)
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{
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CV_TRACE_FUNCTION();
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this->finalize(inputs, outputs);
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this->forward(inputs, outputs, internals);
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}
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bool Layer::tryQuantize(const std::vector<std::vector<float>>& scales,
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const std::vector<std::vector<int>>& zeropoints, LayerParams& params)
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{
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return false;
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}
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Layer::~Layer() {}
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bool Layer::getMemoryShapes(const std::vector<MatShape>& inputs,
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const int requiredOutputs,
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std::vector<MatShape>& outputs,
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std::vector<MatShape>& internals) const
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{
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CV_Assert(inputs.size());
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outputs.assign(std::max(requiredOutputs, (int)inputs.size()), inputs[0]);
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return false;
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}
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bool Layer::updateMemoryShapes(const std::vector<MatShape>& inputs)
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{
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return true;
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}
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CV__DNN_INLINE_NS_END
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}} // namespace cv::dnn
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