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add python demos

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This commit is contained in:
dian.yuan 2026-01-08 19:43:28 +08:00
parent 3bdf2003ec
commit c91356fc38
97 changed files with 3250 additions and 290 deletions
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0
examples/retinaface/cpp/.gitkeep Normal file → Executable file
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76
examples/retinaface/cpp/build-linux.sh
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@ -1,63 +1,19 @@
#TODO
#!/bin/bash
set -e
usage() {
echo "Usage: $0 [-a <target_arch>]"
echo " -a <target_arch> : Target architecture (default: aarch64)"
echo " -h : Show this help message"
exit 1
}
# Default values
TARGET_ARCH=aarch64
# Parse arguments
while getopts 'a:h' opt; do
case "$opt" in
a)
TARGET_ARCH=$OPTARG
;;
h)
usage
;;
*)
usage
;;
esac
done
# Default to aarch64-linux-gnu if GCC_COMPILER is not set
GCC_COMPILER=${GCC_COMPILER:-aarch64-linux-gnu}
# Set compilers
export CC=${GCC_COMPILER}-gcc
export CXX=${GCC_COMPILER}-g++
# Validate compiler
if ! command -v ${CC} &> /dev/null; then
echo "Error: Compiler ${CC} not found."
echo "Please set GCC_COMPILER environment variable to your cross-compiler path prefix."
echo "Example: export GCC_COMPILER=/path/to/toolchain/bin/aarch64-linux-gnu"
exit 1
fi
ROOT_PWD=$(cd "$(dirname $0)" && pwd)
BUILD_DIR=${ROOT_PWD}/build/linux
echo "Building for Linux..."
echo "COMPILER: ${CC}"
echo "TARGET_ARCH: ${TARGET_ARCH}"
echo "BUILD_DIR: ${BUILD_DIR}"
mkdir -p ${BUILD_DIR}
cd ${BUILD_DIR}
cmake ../../src \
-DCMAKE_SYSTEM_NAME=Linux \
-DCMAKE_SYSTEM_PROCESSOR=${TARGET_ARCH} \
-DCMAKE_BUILD_TYPE=Release
make -j4
echo "Build complete. Executable in ${BUILD_DIR}/retinaface_demo"
#
# Copyright (C) 2024–2025 Amlogic, Inc. All rights reserved.
#
# 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.
#
### TO DO

109
examples/retinaface/cpp/src/main.cpp
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@ -1,3 +1,19 @@
/*
* Copyright (C) 2024–2025 Amlogic, Inc. All rights reserved.
*
* 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 <iostream>
#include <vector>
#include <filesystem>
@ -19,43 +35,87 @@ static void hwc_to_chw(const cv::Mat& src, float* dst) {
}
int main(int argc, char** argv) {
if (argc < 3) { std::cout << "Usage: " << argv[0] << " <model.adla> <image_dir>\n"; return 0; }
if (argc < 3) {
std::cout << "Usage: " << argv[0] << " <model.adla> <image_dir>\n";
return 0;
}
aml_config cfg{};
cfg.typeSize = sizeof(cfg); cfg.modelType = ADLA_LOADABLE; cfg.nbgType = NN_ADLA_FILE; cfg.path = argv[1];
cfg.typeSize = sizeof(cfg);
cfg.modelType = ADLA_LOADABLE;
cfg.nbgType = NN_ADLA_FILE;
cfg.path = argv[1];
void* ctx = aml_module_create(&cfg);
if (!ctx) {
std::cerr << "Failed to create aml_module\n";
return -1;
}
auto priors = generate_priors();
size_t num_priors = priors.size();
std::vector<float> chw_buffer(kInputW * kInputH * 3);
fs::create_directory("retinaface_result");
const std::string out_dir = "retinaface_result";
fs::create_directory(out_dir);
std::vector<fs::path> image_paths;
for (auto& it : fs::directory_iterator(argv[2])) {
cv::Mat img = cv::imread(it.path().string());
std::string ext = it.path().extension().string();
std::transform(ext.begin(), ext.end(), ext.begin(), ::tolower);
if (ext == ".jpg" || ext == ".png" || ext == ".jpeg" || ext == ".bmp") {
image_paths.push_back(it.path());
}
}
std::sort(image_paths.begin(), image_paths.end());
int total = image_paths.size();
if (total == 0) {
std::cout << "No images found in " << argv[2] << "\n";
aml_module_destroy(ctx);
return 0;
}
for (int i = 0; i < total; ++i) {
const auto& path = image_paths[i];
const std::string filename = path.filename().string();
std::cout << "============================================================\n";
std::cout << "Processing image " << (i + 1) << "/" << total << ": " << filename << "\n";
std::cout << "============================================================\n";
cv::Mat img = cv::imread(path.string());
if (img.empty()) continue;
float scale = std::min((float)kInputW / img.cols, (float)kInputH / img.rows);
int nw = img.cols * scale, nh = img.rows * scale;
int px = (kInputW - nw) / 2, py = (kInputH - nh) / 2;
cv::Mat res, canvas = cv::Mat::zeros(kInputH, kInputW, CV_32FC3);
cv::resize(img, res, {nw, nh}); res.convertTo(res, CV_32FC3);
cv::resize(img, res, {nw, nh});
res.convertTo(res, CV_32FC3);
res.copyTo(canvas(cv::Rect(px, py, nw, nh)));
hwc_to_chw(canvas, chw_buffer.data());
nn_input in{}; in.typeSize = sizeof(in); in.input_type = BINARY_RAW_DATA;
in.input = (unsigned char*)chw_buffer.data(); in.size = chw_buffer.size() * 4;
in.info.valid = 1; in.info.input_format = AML_INPUT_MODEL_NCHW; in.info.input_data_type = AML_INPUT_FP32;
nn_input in{};
in.typeSize = sizeof(in);
in.input_type = BINARY_RAW_DATA;
in.input = (unsigned char*)chw_buffer.data();
in.size = chw_buffer.size() * 4;
in.info.valid = 1;
in.info.input_format = AML_INPUT_MODEL_NCHW;
in.info.input_data_type = AML_INPUT_FP32;
aml_module_input_set(ctx, &in);
aml_output_config_t outcfg{}; outcfg.typeSize = sizeof(outcfg); outcfg.format = AML_OUTDATA_FLOAT32;
aml_output_config_t outcfg{};
outcfg.typeSize = sizeof(outcfg);
outcfg.format = AML_OUTDATA_FLOAT32;
nn_output* out = (nn_output*)aml_module_output_get(ctx, outcfg);
if (!out) continue;
float *loc = nullptr, *conf = nullptr, *landm = nullptr;
for (int i = 0; i < out->num; i++) {
if (out->out[i].size == num_priors * 4 * 4) loc = (float*)out->out[i].buf;
else if (out->out[i].size == num_priors * 2 * 4) conf = (float*)out->out[i].buf;
else if (out->out[i].size == num_priors * 10 * 4) landm = (float*)out->out[i].buf;
for (int j = 0; j < out->num; j++) {
if (out->out[j].size == num_priors * 4 * 4) loc = (float*)out->out[j].buf;
else if (out->out[j].size == num_priors * 2 * 4) conf = (float*)out->out[j].buf;
else if (out->out[j].size == num_priors * 10 * 4) landm = (float*)out->out[j].buf;
}
if (!loc || !conf || !landm) continue;
@ -64,11 +124,11 @@ int main(int argc, char** argv) {
std::vector<std::array<float, 10>> lms;
std::vector<float> scores_vec;
for (size_t i = 0; i < num_priors; i++) {
float sc = is_planar ? conf[num_priors + i] : conf[i * 2 + 1];
for (size_t j = 0; j < num_priors; j++) {
float sc = is_planar ? conf[num_priors + j] : conf[j * 2 + 1];
if (sc > 0.5f) {
boxes.push_back(decode_box(loc, i, num_priors, is_planar, priors[i]));
lms.push_back(decode_landm(landm, i, num_priors, is_planar, priors[i]));
boxes.push_back(decode_box(loc, j, num_priors, is_planar, priors[j]));
lms.push_back(decode_landm(landm, j, num_priors, is_planar, priors[j]));
scores_vec.push_back(sc);
}
}
@ -83,7 +143,8 @@ int main(int argc, char** argv) {
char score_text[16];
std::snprintf(score_text, sizeof(score_text), "%.2f", scores_vec[k]);
cv::putText(img, score_text, {x1, std::max(y1 - 5, 5)}, cv::FONT_HERSHEY_SIMPLEX, 0.5, {0, 255, 0}, 1, cv::LINE_AA);
cv::putText(img, score_text, {x1, std::max(y1 - 5, 5)},
cv::FONT_HERSHEY_SIMPLEX, 0.5, {0, 255, 0}, 1, cv::LINE_AA);
auto& lm = lms[k];
for (int j = 0; j < 5; j++) {
@ -92,8 +153,14 @@ int main(int argc, char** argv) {
cv::circle(img, {lx, ly}, 2, {0, 0, 255}, -1);
}
}
cv::imwrite("retinaface_result/" + it.path().filename().string(), img);
std::cout << "Detected: " << it.path().filename() << " (" << keep.size() << " faces)\n";
std::string save_path = out_dir + "/" + filename;
cv::imwrite(save_path, img);
std::cout << " Detected " << keep.size() << " faces\n";
std::cout << " Result saved to: " << save_path << "\n\n";
}
aml_module_destroy(ctx); return 0;
aml_module_destroy(ctx);
return 0;
}

16
examples/retinaface/cpp/src/postprocess.cpp
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@ -1,3 +1,19 @@
/*
* Copyright (C) 2024–2025 Amlogic, Inc. All rights reserved.
*
* 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 "postprocess.h"
#include <cmath>
#include <numeric>

16
examples/retinaface/cpp/src/postprocess.h
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@ -1,3 +1,19 @@
/*
* Copyright (C) 2024–2025 Amlogic, Inc. All rights reserved.
*
* 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.
*/
#ifndef RETINAFACE_POSTPROCESS_H
#define RETINAFACE_POSTPROCESS_H