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ML: check if ORT API is null before initializing ORT Env. #893

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Merged
Mysticial merged 2 commits into from
Dec 10, 2025
Merged

ML: check if ORT API is null before initializing ORT Env. #893

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2e040f3
ML: check if ORT API is null before initializing ORT Env.
jw098 Dec 10, 2025
af82b6d
fix build
jw098 Dec 10, 2025
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6 changes: 4 additions & 2 deletions SerialPrograms/Source/ML/DataLabeling/ML_SegmentAnythingModel.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,8 @@ namespace ML{


SAMEmbedderSession::SAMEmbedderSession(const std::string& model_path, bool use_gpu)
: m_session_options{create_session_options(ML_MODEL_CACHE_PATH() + "SAMEmbedder/", use_gpu)}
: m_env{create_ORT_env()}
, m_session_options{create_session_options(ML_MODEL_CACHE_PATH() + "SAMEmbedder/", use_gpu)}
, session{create_session(m_env, m_session_options, model_path, ML_MODEL_CACHE_PATH() + "SAMEmbedder/")}
, memory_info{Ort::MemoryInfo::CreateCpu(OrtDeviceAllocator, OrtMemTypeCPU)}
, input_names{session.GetInputNames()}
Expand Down Expand Up @@ -65,7 +66,8 @@ void SAMEmbedderSession::run(cv::Mat& input_image, std::vector<float>& model_out


SAMSession::SAMSession(const std::string& model_path, bool use_gpu)
: m_session_options{create_session_options(ML_MODEL_CACHE_PATH() + "SAM/", use_gpu)}
: m_env{create_ORT_env()}
, m_session_options{create_session_options(ML_MODEL_CACHE_PATH() + "SAM/", use_gpu)}
, session{create_session(m_env, m_session_options, model_path, ML_MODEL_CACHE_PATH() + "SAM/")}
, memory_info{Ort::MemoryInfo::CreateCpu(OrtDeviceAllocator, OrtMemTypeCPU)}
, input_names{session.GetInputNames()}
Expand Down
9 changes: 9 additions & 0 deletions SerialPrograms/Source/ML/Models/ML_ONNXRuntimeHelpers.cpp
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Expand Up @@ -16,6 +16,7 @@
#include <fstream>
#include <onnxruntime_cxx_api.h>
#include "3rdParty/ONNX/OnnxToolsPA.h"
#include "Common/Cpp/Exceptions.h"
#include "Common/Compiler.h"
#include "ML_ONNXRuntimeHelpers.h"

Expand Down Expand Up @@ -194,5 +195,13 @@ void print_model_input_output_info(const Ort::Session& session){
}
}

Ort::Env create_ORT_env(){
if (Ort::Global<void>::api_ == nullptr){
throw InternalProgramError(nullptr, PA_CURRENT_FUNCTION, "Onnx API returned a null pointer.");
}

return Ort::Env();
}

}
}
2 changes: 2 additions & 0 deletions SerialPrograms/Source/ML/Models/ML_ONNXRuntimeHelpers.h
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Expand Up @@ -54,6 +54,8 @@ std::string to_string(std::vector<T>& vec){
// Print model input and output types and shapes to cout. Useful for debugging.
void print_model_input_output_info(const Ort::Session& session);

Ort::Env create_ORT_env();


}
}
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1 change: 1 addition & 0 deletions SerialPrograms/Source/ML/Models/ML_YOLOv5Model.cpp
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Expand Up @@ -60,6 +60,7 @@ std::tuple<int, int, double, double> resize_image_with_border(

YOLOv5Session::YOLOv5Session(const std::string& model_path, std::vector<std::string> label_names, bool use_gpu)
: m_label_names(std::move(label_names))
, m_env{create_ORT_env()}
, m_session_options(create_session_options(ML_MODEL_CACHE_PATH() + "YOLOv5", use_gpu))
, m_session{create_session(m_env, m_session_options, model_path, ML_MODEL_CACHE_PATH() + "YOLOv5")}
, m_memory_info{Ort::MemoryInfo::CreateCpu(OrtDeviceAllocator, OrtMemTypeCPU)}
Expand Down
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