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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* ipu3-pack - Convert unpacked RAW10 Bayer data to the IPU3 packed Bayer formats
*
* Copyright 2022 Umang Jain <umang.jain@ideasonboard.com>
*/
#define _GNU_SOURCE
#include <errno.h>
#include <fcntl.h>
#include <libgen.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
static void usage(char *argv0)
{
printf("Usage: %s input-file output-file\n", basename(argv0));
printf("Convert unpacked RAW10 Bayer data to the IPU3 packed Bayer formats\n");
printf("If the output-file '-', output data will be written to standard output\n");
}
int main(int argc, char *argv[])
{
int in_fd;
int out_fd;
int ret;
if (argc != 3) {
usage(argv[0]);
return 1;
}
in_fd = open(argv[1], O_RDONLY);
if (in_fd == -1) {
fprintf(stderr, "Failed to open input file '%s': %s\n",
argv[1], strerror(errno));
return 1;
}
if (strcmp(argv[2], "-") == 0) {
out_fd = STDOUT_FILENO;
} else {
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