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tqchen merged 1 commit into from
Nov 15, 2019
Merged

Add check to ensure input file was successfully opened in NNVM deploy… #4315

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8 changes: 6 additions & 2 deletions docs/deploy/nnvm.md
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Original file line number Diff line number Diff line change
Expand Up @@ -59,9 +59,11 @@ An example in c++.
#include <tvm/runtime/registry.h>
#include <tvm/runtime/packed_func.h>

#include <algorithm>
#include <fstream>
#include <iterator>
#include <algorithm>
#include <stdexcept>
#include <string>

int main()
{
Expand Down Expand Up @@ -97,7 +99,9 @@ int main()
int64_t in_shape[4] = {1, 3, 224, 224};
TVMArrayAlloc(in_shape, in_ndim, dtype_code, dtype_bits, dtype_lanes, device_type, device_id, &x);
// load image data saved in binary
std::ifstream data_fin("cat.bin", std::ios::binary);
const std::string data_filename = "cat.bin";
std::ifstream data_fin(data_filename, std::ios::binary);
if(!data_fin) throw std::runtime_error("Could not open: " + data_filename);
data_fin.read(static_cast<char*>(x->data), 3 * 224 * 224 * 4);

// get the function from the module(set input data)
Expand Down