#include <stdio.h>
#include <string.h>
#include <math.h>
-#include <unistd.h>
#include <assert.h>
#include <limits.h>
#include <vector>
#include <algorithm>
+#include "audioreader.h"
#include "interpolate.h"
+#include "tap.h"
#define BUFSIZE 4096
#define HYSTERESIS_LIMIT 3000
#define SAMPLE_RATE 44100
#define C64_FREQUENCY 985248
-#define TAP_RESOLUTION 8
#define SYNC_PULSE_START 1000
#define SYNC_PULSE_END 15000
#define SYNC_PULSE_LENGTH 378.0
#define SYNC_TEST_TOLERANCE 1.10
-struct tap_header {
- char identifier[12];
- char version;
- char reserved[3];
- unsigned int data_len;
-};
-
// between [x,x+1]
double find_zerocrossing(const std::vector<short> &pcm, int x)
{
{
make_lanczos_weight_table();
std::vector<short> pcm;
-
- while (!feof(stdin)) {
- short buf[BUFSIZE];
- ssize_t ret = fread(buf, 2, BUFSIZE, stdin);
- if (ret >= 0) {
- pcm.insert(pcm.end(), buf, buf + ret);
- }
- }
+ if (!read_audio_file(argv[1], &pcm)) {
+ exit(1);
+ }
#if 0
for (int i = 0; i < LEN; ++i) {