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//
// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include <armnn/ArmNN.hpp>
#include <armnn/Logging.hpp>
#include <armnn/Optional.hpp>
#include <set>
#include <string>
#include <vector>
namespace armnnDelegate
{
class DelegateOptions
{
public:
DelegateOptions(armnn::Compute computeDevice,
const std::vector<armnn::BackendOptions>& backendOptions = {},
armnn::Optional<armnn::LogSeverity> logSeverityLevel = armnn::EmptyOptional());
DelegateOptions(const std::vector<armnn::BackendId>& backends,
const std::vector<armnn::BackendOptions>& backendOptions = {},
armnn::Optional<armnn::LogSeverity> logSeverityLevel = armnn::EmptyOptional());
DelegateOptions(armnn::Compute computeDevice,
const armnn::OptimizerOptions& optimizerOptions,
const armnn::Optional<armnn::LogSeverity>& logSeverityLevel = armnn::EmptyOptional(),
const armnn::Optional<armnn::DebugCallbackFunction>& func = armnn::EmptyOptional());
DelegateOptions(const std::vector<armnn::BackendId>& backends,
const armnn::OptimizerOptions& optimizerOptions,
const armnn::Optional<armnn::LogSeverity>& logSeverityLevel = armnn::EmptyOptional(),
const armnn::Optional<armnn::DebugCallbackFunction>& func = armnn::EmptyOptional());
const std::vector<armnn::BackendId>& GetBackends() const { return m_Backends; }
void SetBackends(const std::vector<armnn::BackendId>& backends) { m_Backends = backends; }
const std::vector<armnn::BackendOptions>& GetBackendOptions() const { return m_BackendOptions; }
/// Appends a backend option to the list of backend options
void AddBackendOption(const armnn::BackendOptions& option) { m_BackendOptions.push_back(option); }
/// Sets the severity level for logging within ArmNN that will be used on creation of the delegate
void SetLoggingSeverity(const armnn::LogSeverity& level) { m_LoggingSeverity = level; }
void SetLoggingSeverity(const std::string& level) { m_LoggingSeverity = armnn::StringToLogLevel(level); }
/// Returns the severity level for logging within ArmNN
armnn::LogSeverity GetLoggingSeverity() { return m_LoggingSeverity.value(); }
bool IsLoggingEnabled() { return m_LoggingSeverity.has_value(); }
const armnn::OptimizerOptions& GetOptimizerOptions() const { return m_OptimizerOptions; }
void SetOptimizerOptions(const armnn::OptimizerOptions& optimizerOptions) { m_OptimizerOptions = optimizerOptions; }
const armnn::Optional<armnn::DebugCallbackFunction>& GetDebugCallbackFunction() const
{ return m_DebugCallbackFunc; }
private:
/// Which backend to run Delegate on.
/// Examples of possible values are: CpuRef, CpuAcc, GpuAcc.
/// CpuRef as default.
std::vector<armnn::BackendId> m_Backends = { armnn::Compute::CpuRef };
/// Pass backend specific options to Delegate
///
/// For example, tuning can be enabled on GpuAcc like below
/// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/// m_BackendOptions.emplace_back(
/// BackendOptions{"GpuAcc",
/// {
/// {"TuningLevel", 2},
/// {"TuningFile", filename}
/// }
/// });
/// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/// The following backend options are available:
/// GpuAcc:
/// "TuningLevel" : int [0..3] (0=UseOnly(default) | 1=RapidTuning | 2=NormalTuning | 3=ExhaustiveTuning)
/// "TuningFile" : string [filenameString]
/// "KernelProfilingEnabled" : bool [true | false]
std::vector<armnn::BackendOptions> m_BackendOptions;
/// OptimizerOptions
/// Reduce Fp32 data to Fp16 for faster processing
/// bool m_ReduceFp32ToFp16;
/// Add debug data for easier troubleshooting
/// bool m_Debug;
/// Reduce Fp32 data to Bf16 for faster processing
/// bool m_ReduceFp32ToBf16;
/// Enable Import
/// bool m_ImportEnabled;
/// Enable Model Options
/// ModelOptions m_ModelOptions;
armnn::OptimizerOptions m_OptimizerOptions;
/// Severity level for logging within ArmNN that will be used on creation of the delegate
armnn::Optional<armnn::LogSeverity> m_LoggingSeverity;
/// A callback function to debug layers performing custom computations on intermediate tensors.
/// If a function is not registered, and debug is enabled in OptimizerOptions,
/// debug will print information of the intermediate tensors.
armnn::Optional<armnn::DebugCallbackFunction> m_DebugCallbackFunc;
};
} // namespace armnnDelegate
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