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#include "conf.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "pack.h"
#include "aq.h"
#include "file.h"
#include "mp3.h"
static void usage(void) {
printf("Usage: adutomp3 adufile\n");
}
int main(int argc, char *argv[]) {
int retval = EXIT_SUCCESS;
if (argc != 2) {
usage();
return EXIT_FAILURE;
}
file_t infile;
aq_t qin;
aq_init(&qin);
if (!file_open_read(&infile, argv[1])) {
fprintf(stderr, "Could not open adu file: %s\n", argv[1]);
retval = EXIT_FAILURE;
goto exit;
}
int ret;
for (;;) {
adu_t adu;
unsigned char len[2];
unsigned char *ptr = len;
ret = file_read(&infile, len, 2);
if (ret != 2)
break;
adu.adu_size = UINT16_UNPACK(ptr);
ret = file_read(&infile, adu.raw, adu.adu_size);
if (ret != adu.adu_size)
break;
if (!mp3_read_hdr(&adu) ||
!mp3_read_si(&adu)) {
fprintf(stderr, "Could not read adu\n");
break;
}
if (aq_add_adu(&qin, &adu)) {
mp3_frame_t *frame = aq_get_frame(&qin);
assert(frame != NULL);
if (!mp3_fill_hdr(frame) ||
!mp3_fill_si(frame)) {
assert(NULL);
}
ret = write(STDOUT_FILENO, frame->raw, frame->frame_size);
assert(ret == frame->frame_size);
free(frame);
}
}
file_close(&infile);
exit:
aq_destroy(&qin);
return retval;
}
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