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fix2064sacd.c
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fix2064sacd.c
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/**
* https://github.com/sacd-ripper/sacd-ripper/issues/80
*
* Modified from the solution provided by Yao Fei [email protected]
* Some SACD iso use 2064bytes/sector
* [--12--][+++2048+++][--4--] is the scheme to keep at least with the SACD I tested.
*/
#include <stdio.h>
#include <unistd.h>
typedef struct
{
int head[3];
int data[2048 / 4];
int tail;
} DVD_SEC;
int main(int argc, char *argv[]) {
DVD_SEC dvd;
char *srcName, *dstName;
FILE *src, *dst;
int i, n = 0;
if (argc != 5) {
printf("Usage: %s -i Source_ISO_file -o Target_ISO_file\n", argv[0]);
return -1;
}
for (i = 1; i < 5; i++) {
if (strcmp(argv[i], "-i") == 0) {
srcName = argv[++i];
} else if (strcmp(argv[i], "-o") == 0) {
dstName = argv[++i];
}
}
if (srcName == NULL || dstName == NULL) {
printf("Invalid arguments.\n");
printf("Usage: %s -i Source_ISO_file -o Target_ISO_file\n", argv[0]);
return -1;
}
if ((src = fopen(srcName, "rb")) == NULL) {
printf("Can't open %s\n", srcName);
return -1;
}
if ((dst = fopen(dstName, "wb")) == NULL) {
printf("Can't open %s\n", dstName);
return -1;
}
printf("Start conversion\n");
i = 0;
while ((n = fread(&dvd, 1, 2064, src)) > 0) {
if (i++ % 1000 == 0) printf(".");
fwrite(dvd.data, 2048, 1, dst);
}
fclose(src);
fclose(dst);
printf("\nDone.");
}