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/******************************************************************************
* Copyright (C) 2018 Alejandro Colomar Andrés *
* SPDX-License-Identifier: GPL-2.0-only *
******************************************************************************/
/******************************************************************************
******* headers **************************************************************
******************************************************************************/
#include "vision-artificial/save/save.hpp"
#include <cerrno>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <sys/stat.h>
#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#define ALX_NO_PREFIX
#include <libalx/base/compiler.hxx>
#include <libalx/base/errno.hxx>
#include <libalx/base/stdio.hxx>
#include <libalx/extra/cv/cv.hxx>
#include "vision-artificial/user/iface.hpp"
/******************************************************************************
******* macros ***************************************************************
******************************************************************************/
/******************************************************************************
******* enums ****************************************************************
******************************************************************************/
/******************************************************************************
******* structs / unions *****************************************************
******************************************************************************/
/******************************************************************************
******* variables ************************************************************
******************************************************************************/
class cv::Mat image;
char home_path[FILENAME_MAX];
char user_prog_path[FILENAME_MAX];
char saved_path[FILENAME_MAX];
char saved_name[FILENAME_MAX];
/******************************************************************************
******* static functions (prototypes) ****************************************
******************************************************************************/
/******************************************************************************
******* global functions *****************************************************
******************************************************************************/
void save_init (void)
{
if (sbprintf(home_path, NULL, "%s/", getenv(ENV_HOME)))
goto err;
if (sbprintf(user_prog_path, NULL, "%s/%s/",
home_path, USER_PROG_DIR))
goto err;
if (sbprintf(saved_path, NULL, "%s/%s/", home_path, USER_SAVED_DIR))
goto err;
saved_name[0] = '\0';
if (mkdir(user_prog_path, 0700)) {
if (errno != EEXIST)
errorx(EXIT_FAILURE, user_prog_path);
}
mkdir(saved_path, 0700);
return;
err:
errorx(EXIT_FAILURE, "Path is too large and has been truncated\n");
}
void save_reset_fpath(void)
{
if (sbprintf(saved_path, NULL, "%s/%s/", home_path, USER_SAVED_DIR))
goto err;
return;
err:
printf("Path is too large and has been truncated\n");
}
void load_image_file (const char *restrict fpath,
const char *restrict fname)
{
char file_path[FILENAME_MAX];
char file_name[FILENAME_MAX];
image.release();
/* Set file_path */
if (!fpath) {
/* Default path */
save_reset_fpath();
ALX_UNUSED(sbprintf(file_path, NULL, "%s", saved_path));
} else {
ALX_UNUSED(sbprintf(file_path, NULL, "%s", fpath));
}
/* Set file_name */
if (!fname)
user_iface_fname(file_path, saved_name);
else
ALX_UNUSED(sbprintf(saved_name, NULL, "%s", fname));
/* File name */
if (sbprintf(file_name, NULL, "%s/%s", file_path, saved_name))
goto err_path;
alx::CV::imread(&image, file_name);
if (image.empty())
goto err_img;
return;
err_img:
printf("Could not load file: %s\n", file_name);
return;
err_path:
printf("Path is too large and has been truncated\n");
}
void save_cleanup (void)
{
image.release();
}
void save_image_file (const char *restrict fpath,
const char *restrict save_as)
{
char file_path[FILENAME_MAX];
char file_name[FILENAME_MAX];
FILE *fp;
/* Set file_path */
if (!fpath) {
/* Default path */
save_reset_fpath();
ALX_UNUSED(sbprintf(file_path, NULL, "%s", saved_path));
} else {
ALX_UNUSED(sbprintf(file_path, NULL, "%s", fpath));
}
/* Set file_name */
if (!save_as) {
ALX_UNUSED(sbprintf(saved_name,NULL, "%s", SAVED_NAME_DEFAULT));
user_iface_fname(saved_path, saved_name);
} else {
ALX_UNUSED(sbprintf(saved_name, NULL, "%s", save_as));
}
/* Prepend the path */
if (sbprintf(file_name, NULL, "%s/%s", file_path, saved_name))
goto err_path;
fp = fopen(file_name, "r");
if (fp) {
/* Name in use; ask once more */
fclose(fp);
user_iface_fname(saved_path, saved_name);
if (sbprintf(file_name,NULL,"%s/%s", file_path, saved_name))
goto err_path;
}
user_iface_log_write(2, saved_name);
cv::imwrite(file_name, image);
return;
err_path:
printf("Path is too large and has been truncated\n");
}
/******************************************************************************
******* static functions (definitions) ***************************************
******************************************************************************/
/******************************************************************************
******* end of file **********************************************************
******************************************************************************/
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