mirror of https://github.com/alibaba/MNN.git
66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
//
|
|
// ShapeConcat.cpp
|
|
// MNN
|
|
//
|
|
// Created by MNN on 2019/01/10.
|
|
// Copyright © 2018, Alibaba Group Holding Limited
|
|
//
|
|
|
|
#include "shape/SizeComputer.hpp"
|
|
#include "core/Macro.h"
|
|
|
|
namespace MNN {
|
|
class ConcatSizeComputer : public SizeComputer {
|
|
virtual bool onComputeSize(const MNN::Op* op, const std::vector<Tensor*>& inputs,
|
|
const std::vector<Tensor*>& outputs) const override {
|
|
MNN_ASSERT(1 == outputs.size());
|
|
// MNN_ASSERT(inputs.size() >= 2);
|
|
auto& ob = outputs[0]->buffer();
|
|
int basicAxis = 0;
|
|
if (op->type() == OpType_Concat) {
|
|
basicAxis = op->main_as_Axis()->axis();
|
|
} else if (op->type() == OpType_QuantizedConcat) {
|
|
basicAxis = op->main_as_QuantizedConcat()->axis();
|
|
}
|
|
int axis = basicAxis;
|
|
// Concat-inputs may have scalar which should be delete
|
|
for (const auto& input : inputs) {
|
|
auto inputDimensions = input->buffer().dimensions;
|
|
|
|
// Tensor might be zeros size, but some dims may not be zero. should concat as usual.
|
|
|
|
::memcpy(ob.dim, input->buffer().dim, sizeof(halide_dimension_t) * inputDimensions);
|
|
ob.dimensions = inputDimensions;
|
|
ob.type = input->buffer().type;
|
|
if (axis < 0) {
|
|
axis = inputDimensions + axis;
|
|
}
|
|
break;
|
|
}
|
|
|
|
|
|
int sum = 0;
|
|
for (auto t : inputs) {
|
|
sum += t->buffer().dim[axis].extent;
|
|
ob.type = t->buffer().type;
|
|
for (int i = 0; i < t->dimensions(); ++i) {
|
|
if (axis == i) {
|
|
continue;
|
|
}
|
|
if (t->length(i) != outputs[0]->length(i)) {
|
|
auto name = op->name() ? op->name()->c_str() : "";
|
|
MNN_PRINT("Error for concat size of op [ %s ], the %d input not match output\n", name, i);
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
ob.dim[axis].extent = sum;
|
|
TensorUtils::getDescribe(outputs[0])->dimensionFormat = TensorUtils::getDescribe(inputs[0])->dimensionFormat;
|
|
return true;
|
|
}
|
|
};
|
|
|
|
REGISTER_SHAPE(ConcatSizeComputer, OpType_Concat);
|
|
REGISTER_SHAPE(ConcatSizeComputer, OpType_QuantizedConcat);
|
|
} // namespace MNN
|