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/*
* Copyright (c) 2021 Arm Limited. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "UseCaseCommonUtils.hpp"
#include "InputFiles.hpp"
namespace arm {
namespace app {
bool RunInference(hal_platform& platform, arm::app::Model& model)
{
Profiler profiler{&platform, "Inference"};
profiler.StartProfiling();
bool runInf = model.RunInference();
profiler.StopProfiling();
std::string profileResults = profiler.GetResultsAndReset();
info("%s\n", profileResults.c_str());
return runInf;
}
int ReadUserInputAsInt(hal_platform& platform)
{
char chInput[128];
memset(chInput, 0, sizeof(chInput));
platform.data_acq->get_input(chInput, sizeof(chInput));
return atoi(chInput);
}
void DumpTensor(TfLiteTensor* tensor, const size_t lineBreakForNumElements)
{
char strhex[8];
std::string strdump;
if (!tensor) {
printf_err("invalid tensor\n");
return;
}
const uint32_t tensorSz = tensor->bytes;
const uint8_t* tensorData = tflite::GetTensorData<uint8_t>(tensor);
for (size_t i = 0; i < tensorSz; ++i) {
if (0 == i % lineBreakForNumElements) {
printf("%s\n\t", strdump.c_str());
strdump.clear();
}
snprintf(strhex, sizeof(strhex) - 1,
"0x%02x, ", tensorData[i]);
strdump += std::string(strhex);
}
if (strdump.size()) {
printf("%s\n", strdump.c_str());
}
}
bool ListFilesHandler(ApplicationContext& ctx)
{
auto& model = ctx.Get<Model&>("model");
auto& platform = ctx.Get<hal_platform&>("platform");
constexpr uint32_t dataPsnTxtStartX = 20;
constexpr uint32_t dataPsnTxtStartY = 40;
if (!model.IsInited()) {
printf_err("Model is not initialised! Terminating processing.\n");
return false;
}
/* Clear the LCD */
platform.data_psn->clear(COLOR_BLACK);
/* Show the total number of embedded files. */
std::string strNumFiles = std::string{"Total Number of Files: "} +
std::to_string(NUMBER_OF_FILES);
platform.data_psn->present_data_text(strNumFiles.c_str(),
strNumFiles.size(),
dataPsnTxtStartX,
dataPsnTxtStartY,
0);
#if NUMBER_OF_FILES > 0
constexpr uint32_t dataPsnTxtYIncr = 16;
info("List of Files:\n");
uint32_t yVal = dataPsnTxtStartY + dataPsnTxtYIncr;
for (uint32_t i = 0; i < NUMBER_OF_FILES; ++i, yVal += dataPsnTxtYIncr) {
std::string currentFilename{get_filename(i)};
platform.data_psn->present_data_text(currentFilename.c_str(),
currentFilename.size(),
dataPsnTxtStartX, yVal, 0);
info("\t%u => %s\n", i, currentFilename.c_str());
}
#endif /* NUMBER_OF_FILES > 0 */
return true;
}
} /* namespace app */
} /* namespace arm */
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