Files
2026-07-13 13:33:03 +08:00

73 lines
2.7 KiB
C++

//
// ResizeBilinear.cpp
// MNNConverter
//
// Created by MNN on 2019/01/31.
// Copyright © 2018, Alibaba Group Holding Limited
//
#include <stdio.h>
#include "TfliteUtils.hpp"
#include "liteOpConverter.hpp"
using namespace tflite;
DECLARE_OP_COVERTER(ResizeBilinear);
MNN::OpType ResizeBilinear::opType(int quantizedModel) {
DCHECK(!quantizedModel);
if (quantizedModel)
return MNN::OpType_Interp;
return MNN::OpType_Interp;
}
MNN::OpParameter ResizeBilinear::type(int quantizedModel) {
DCHECK(!quantizedModel);
if (quantizedModel)
return MNN::OpParameter_Interp;
return MNN::OpParameter_Interp;
}
void ResizeBilinear::run(MNN::OpT *dstOp, const std::unique_ptr<tflite::OperatorT> &tfliteOp,
const std::vector<std::unique_ptr<tflite::TensorT> > &tfliteTensors,
const std::vector<std::unique_ptr<tflite::BufferT> > &tfliteModelBuffer,
const std::vector<std::unique_ptr<tflite::OperatorCodeT> > &tfliteOpSet, int quantizedModel) {
DCHECK(!quantizedModel);
auto resizeParam = new MNN::InterpT;
const auto &scaleTensor = tfliteTensors[tfliteOp->inputs[1]];
auto code = liteOpConverter::getOpCode(tfliteOpSet[tfliteOp->opcode_index].get());
if (BuiltinOperator_RESIZE_NEAREST_NEIGHBOR == code) {
const auto& nearest = tfliteOp->builtin_options.AsResizeNearestNeighborOptions();
resizeParam->resizeType = 1;
resizeParam->alignCorners = nearest->align_corners;
if (nearest->half_pixel_centers) {
resizeParam->ctm = MNN::CoordinateTransformationMode_HalfPixels;
}
} else if (BuiltinOperator_RESIZE_BILINEAR == code) {
const auto& resizeOption = tfliteOp->builtin_options.AsResizeBilinearOptions();
resizeParam->resizeType = 2;
resizeParam->alignCorners = resizeOption->align_corners;
if (resizeOption->half_pixel_centers) {
resizeParam->ctm = MNN::CoordinateTransformationMode_HalfPixels;
}
} else {
DCHECK(false);
}
auto scaleDataPtr = reinterpret_cast<const int *>(tfliteModelBuffer[scaleTensor->buffer]->data.data());
resizeParam->outputHeight = scaleDataPtr[0];
resizeParam->outputWidth = scaleDataPtr[1];
resizeParam->widthScale = 1.0;
resizeParam->heightScale = 1.0;
// set input output index
dstOp->inputIndexes.resize(1);
dstOp->outputIndexes.resize(1);
dstOp->inputIndexes[0] = tfliteOp->inputs[0];
dstOp->outputIndexes[0] = tfliteOp->outputs[0];
dstOp->main.value = resizeParam;
}
using namespace tflite;
REGISTER_CONVERTER(ResizeBilinear, BuiltinOperator_RESIZE_BILINEAR);
REGISTER_CONVERTER(ResizeBilinear, BuiltinOperator_RESIZE_NEAREST_NEIGHBOR);