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/**
* Copyright (c) 2024 Samsung Electronics Co., Ltd 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 <dlog.h>
#include <string.h>
#include <image_util.h>
#include <mv_face_detection.h>
#undef LOG_TAG
#define LOG_TAG "FACE_DETECTION_SYNC_EXAMPLE"
void load_image_to_source(const char *path, mv_source_h mv_source)
{
unsigned char *dataBuffer = NULL;
size_t long bufferSize = 0;
unsigned int width = 0;
unsigned int height = 0;
image_util_decode_h imageDecoder = NULL;
image_util_image_h decodedImage = NULL;
int error_code = image_util_decode_create(&imageDecoder);
if (error_code != IMAGE_UTIL_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = image_util_decode_set_input_path(imageDecoder, path);
if (error_code != IMAGE_UTIL_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = image_util_decode_set_colorspace(imageDecoder, IMAGE_UTIL_COLORSPACE_RGB888);
if (error_code != IMAGE_UTIL_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = image_util_decode_run2(imageDecoder, &decodedImage);
if (error_code != IMAGE_UTIL_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = image_util_get_image(decodedImage, &width, &height, NULL, &dataBuffer, &bufferSize);
if (error_code != IMAGE_UTIL_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = image_util_decode_destroy(imageDecoder);
if (error_code != IMAGE_UTIL_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
/* Fill the dataBuffer to mv_source */
error_code = mv_source_fill_by_buffer(mv_source, dataBuffer, (unsigned int) bufferSize, width, height,
MEDIA_VISION_COLORSPACE_RGB888);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = image_util_destroy_image(decodedImage);
if (error_code != IMAGE_UTIL_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
}
//! [FD sync]
int main()
{
int error_code = 0;
mv_face_detection_h handle;
mv_source_h mv_source = NULL;
error_code = mv_create_source(&mv_source);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
load_image_to_source("/path/to/image", mv_source);
error_code = mv_face_detection_create(&handle);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = mv_face_detection_configure(handle);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = mv_face_detection_prepare(handle);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = mv_face_detection_inference(handle, mv_source);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
unsigned long frame_number;
unsigned int cnt;
int error_code = mv_face_detection_get_result_count(handle, &frame_number, &cnt);
if (error_code == MEDIA_VISION_ERROR_INVALID_OPERATION)
break;
for (unsigned int idx = 0; idx < cnt; ++idx) {
int left, top, right, bottom;
int ret = mv_face_detection_get_bound_box(handle, idx, &left, &top, &right, &bottom);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
dlog_print(DLOG_INFO, LOG_TAG,
"frame = %lu, idx = %u, left = %d, top = %d, "
"right = %d, bottom = %d",
frame_number, idx, left, top, right, bottom);
}
error_code = mv_destroy_source(mv_source);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
error_code = mv_face_detection_destroy(handle);
if (error_code != MEDIA_VISION_ERROR_NONE)
dlog_print(DLOG_ERROR, LOG_TAG, "error code = %d", error_code);
}
//! [FD sync]
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