1603 lines
34 KiB
C++
1603 lines
34 KiB
C++
/*
|
|
Copyright (C) 2015 Damien Zammit
|
|
Copyright (C) 2015 Robin Gareus
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string>
|
|
#include <string.h>
|
|
#include <assert.h>
|
|
|
|
#include <glib/gstdio.h>
|
|
|
|
#include "ptfformat.h"
|
|
|
|
using namespace std;
|
|
|
|
static void
|
|
hexdump(uint8_t *data, int len)
|
|
{
|
|
int i,j,end,step=16;
|
|
|
|
for (i = 0; i < len; i += step) {
|
|
printf("0x%02X: ", i);
|
|
end = i + step;
|
|
if (end > len) end = len;
|
|
for (j = i; j < end; j++) {
|
|
printf("0x%02X ", data[j]);
|
|
}
|
|
for (j = i; j < end; j++) {
|
|
if (data[j] < 128 && data[j] > 32)
|
|
printf("%c", data[j]);
|
|
else
|
|
printf(".");
|
|
}
|
|
printf("\n");
|
|
}
|
|
}
|
|
|
|
PTFFormat::PTFFormat() : version(0), product(NULL) {
|
|
}
|
|
|
|
PTFFormat::~PTFFormat() {
|
|
if (ptfunxored) {
|
|
free(ptfunxored);
|
|
}
|
|
}
|
|
|
|
int64_t
|
|
PTFFormat::foundat(unsigned char *haystack, uint64_t n, const char *needle) {
|
|
int64_t found = 0;
|
|
uint64_t i, j, needle_n;
|
|
needle_n = strlen(needle);
|
|
|
|
for (i = 0; i < n; i++) {
|
|
found = i;
|
|
for (j = 0; j < needle_n; j++) {
|
|
if (haystack[i+j] != needle[j]) {
|
|
found = -1;
|
|
break;
|
|
}
|
|
}
|
|
if (found > 0)
|
|
return found;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
bool
|
|
PTFFormat::foundin(std::string haystack, std::string needle) {
|
|
size_t found = haystack.find(needle);
|
|
if (found != std::string::npos) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/* Return values: 0 success
|
|
0x01 to 0xff value of missing lut
|
|
-1 could not open file as ptf
|
|
*/
|
|
int
|
|
PTFFormat::load(std::string path, int64_t targetsr) {
|
|
FILE *fp;
|
|
unsigned char xxor[256];
|
|
unsigned char ct;
|
|
uint64_t i;
|
|
uint8_t xor_type;
|
|
uint8_t xor_value;
|
|
uint8_t xor_delta;
|
|
uint16_t xor_len;
|
|
int err;
|
|
|
|
if (! (fp = g_fopen(path.c_str(), "rb"))) {
|
|
return -1;
|
|
}
|
|
|
|
fseek(fp, 0, SEEK_END);
|
|
len = ftell(fp);
|
|
if (len < 0x14) {
|
|
fclose(fp);
|
|
return -1;
|
|
}
|
|
|
|
if (! (ptfunxored = (unsigned char*) malloc(len * sizeof(unsigned char)))) {
|
|
/* Silently fail -- out of memory*/
|
|
fclose(fp);
|
|
ptfunxored = 0;
|
|
return -1;
|
|
}
|
|
|
|
/* The first 20 bytes are always unencrypted */
|
|
fseek(fp, 0x00, SEEK_SET);
|
|
i = fread(ptfunxored, 1, 0x14, fp);
|
|
if (i < 0x14) {
|
|
fclose(fp);
|
|
return -1;
|
|
}
|
|
|
|
xor_type = ptfunxored[0x12];
|
|
xor_value = ptfunxored[0x13];
|
|
xor_len = 256;
|
|
|
|
// xor_type 0x01 = ProTools 5, 6, 7, 8 and 9
|
|
// xor_type 0x05 = ProTools 10, 11, 12
|
|
switch(xor_type) {
|
|
case 0x01:
|
|
xor_delta = gen_xor_delta(xor_value, 53, false);
|
|
break;
|
|
case 0x05:
|
|
xor_delta = gen_xor_delta(xor_value, 11, true);
|
|
break;
|
|
default:
|
|
fclose(fp);
|
|
return -1;
|
|
}
|
|
|
|
/* Generate the xor_key */
|
|
for (i=0; i < xor_len; i++)
|
|
xxor[i] = (i * xor_delta) & 0xff;
|
|
|
|
/* hexdump(xxor, xor_len); */
|
|
|
|
/* Read file and decrypt rest of file */
|
|
i = 0x14;
|
|
fseek(fp, i, SEEK_SET);
|
|
while (fread(&ct, 1, 1, fp) != 0) {
|
|
uint8_t xor_index = (xor_type == 0x01) ? i & 0xff : (i >> 12) & 0xff;
|
|
ptfunxored[i++] = ct ^ xxor[xor_index];
|
|
}
|
|
fclose(fp);
|
|
|
|
if (!parse_version())
|
|
return -1;
|
|
|
|
if (version < 5 || version > 12)
|
|
return -1;
|
|
|
|
targetrate = targetsr;
|
|
err = parse();
|
|
if (err)
|
|
return -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
bool
|
|
PTFFormat::parse_version() {
|
|
uint32_t seg_len,str_len;
|
|
uint8_t *data = ptfunxored + 0x14;
|
|
uintptr_t data_end = ((uintptr_t)ptfunxored) + 0x100;
|
|
uint8_t seg_type;
|
|
bool success = false;
|
|
|
|
while( ((uintptr_t)data < data_end) && (success == false) ) {
|
|
|
|
if (data[0] != 0x5a) {
|
|
success = false;
|
|
break;
|
|
}
|
|
|
|
seg_type = data[1];
|
|
/* Skip segment header */
|
|
data += 3;
|
|
if (data[0] == 0 && data[1] == 0) {
|
|
/* LE */
|
|
seg_len = data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3];
|
|
} else {
|
|
/* BE */
|
|
seg_len = data[3] << 24 | data[2] << 16 | data[1] << 8 | data[0];
|
|
}
|
|
/* Skip seg_len */
|
|
data += 4;
|
|
if (!(seg_type == 0x04 || seg_type == 0x03) || data[0] != 0x03) {
|
|
/* Go to next segment */
|
|
data += seg_len;
|
|
continue;
|
|
}
|
|
/* Skip 0x03 0x00 0x00 */
|
|
data += 3;
|
|
seg_len -= 3;
|
|
str_len = (*(uint8_t *)data);
|
|
if (! (product = (uint8_t *)malloc((str_len+1) * sizeof(uint8_t)))) {
|
|
success = false;
|
|
break;
|
|
}
|
|
|
|
/* Skip str_len */
|
|
data += 4;
|
|
seg_len -= 4;
|
|
|
|
memcpy(product, data, str_len);
|
|
product[str_len] = 0;
|
|
data += str_len;
|
|
seg_len -= str_len;
|
|
|
|
/* Skip 0x03 0x00 0x00 0x00 */
|
|
data += 4;
|
|
seg_len -= 4;
|
|
|
|
version = data[0];
|
|
if (version == 0) {
|
|
version = data[3];
|
|
}
|
|
data += seg_len;
|
|
success = true;
|
|
}
|
|
|
|
/* If the above does not work, assume old version 5,6,7 */
|
|
if ((uintptr_t)data >= data_end - seg_len) {
|
|
version = ptfunxored[0x40];
|
|
success = true;
|
|
}
|
|
return success;
|
|
}
|
|
|
|
uint8_t
|
|
PTFFormat::gen_xor_delta(uint8_t xor_value, uint8_t mul, bool negative) {
|
|
uint16_t i;
|
|
for (i = 0; i < 256; i++) {
|
|
if (((i * mul) & 0xff) == xor_value) {
|
|
return (negative) ? i * (-1) : i;
|
|
}
|
|
}
|
|
// Should not occur
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
PTFFormat::parse(void) {
|
|
if (version == 5) {
|
|
parse5header();
|
|
setrates();
|
|
if (sessionrate < 44100 || sessionrate > 192000)
|
|
return -1;
|
|
parseaudio5();
|
|
parserest5();
|
|
parsemidi();
|
|
} else if (version == 7) {
|
|
parse7header();
|
|
setrates();
|
|
if (sessionrate < 44100 || sessionrate > 192000)
|
|
return -1;
|
|
parseaudio();
|
|
parserest89();
|
|
parsemidi();
|
|
} else if (version == 8) {
|
|
parse8header();
|
|
setrates();
|
|
if (sessionrate < 44100 || sessionrate > 192000)
|
|
return -1;
|
|
parseaudio();
|
|
parserest89();
|
|
parsemidi();
|
|
} else if (version == 9) {
|
|
parse9header();
|
|
setrates();
|
|
if (sessionrate < 44100 || sessionrate > 192000)
|
|
return -1;
|
|
parseaudio();
|
|
parserest89();
|
|
parsemidi();
|
|
} else if (version == 10 || version == 11 || version == 12) {
|
|
parse10header();
|
|
setrates();
|
|
if (sessionrate < 44100 || sessionrate > 192000)
|
|
return -1;
|
|
parseaudio();
|
|
parserest10();
|
|
parsemidi();
|
|
} else {
|
|
// Should not occur
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
PTFFormat::setrates(void) {
|
|
ratefactor = 1.f;
|
|
if (sessionrate != 0) {
|
|
ratefactor = (float)targetrate / sessionrate;
|
|
}
|
|
}
|
|
|
|
void
|
|
PTFFormat::parse5header(void) {
|
|
uint32_t k;
|
|
|
|
// Find session sample rate
|
|
k = 0x100;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x00) &&
|
|
(ptfunxored[k+2] == 0x02)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
sessionrate = 0;
|
|
sessionrate |= ptfunxored[k+12] << 16;
|
|
sessionrate |= ptfunxored[k+13] << 8;
|
|
sessionrate |= ptfunxored[k+14];
|
|
}
|
|
|
|
void
|
|
PTFFormat::parse7header(void) {
|
|
uint64_t k;
|
|
|
|
// Find session sample rate
|
|
k = 0x100;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x00) &&
|
|
(ptfunxored[k+2] == 0x05)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
sessionrate = 0;
|
|
sessionrate |= ptfunxored[k+12] << 16;
|
|
sessionrate |= ptfunxored[k+13] << 8;
|
|
sessionrate |= ptfunxored[k+14];
|
|
}
|
|
|
|
void
|
|
PTFFormat::parse8header(void) {
|
|
uint64_t k;
|
|
|
|
// Find session sample rate
|
|
k = 0;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x05)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
sessionrate = 0;
|
|
sessionrate |= ptfunxored[k+11];
|
|
sessionrate |= ptfunxored[k+12] << 8;
|
|
sessionrate |= ptfunxored[k+13] << 16;
|
|
}
|
|
|
|
void
|
|
PTFFormat::parse9header(void) {
|
|
uint64_t k;
|
|
|
|
// Find session sample rate
|
|
k = 0x100;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x06)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
sessionrate = 0;
|
|
sessionrate |= ptfunxored[k+11];
|
|
sessionrate |= ptfunxored[k+12] << 8;
|
|
sessionrate |= ptfunxored[k+13] << 16;
|
|
}
|
|
|
|
void
|
|
PTFFormat::parse10header(void) {
|
|
uint64_t k;
|
|
|
|
// Find session sample rate
|
|
k = 0x100;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x09)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
sessionrate = 0;
|
|
sessionrate |= ptfunxored[k+11];
|
|
sessionrate |= ptfunxored[k+12] << 8;
|
|
sessionrate |= ptfunxored[k+13] << 16;
|
|
}
|
|
|
|
void
|
|
PTFFormat::parserest5(void) {
|
|
uint64_t i, j, k;
|
|
uint64_t regionspertrack, lengthofname;
|
|
uint64_t startbytes, lengthbytes, offsetbytes;
|
|
uint16_t tracknumber = 0;
|
|
uint16_t findex;
|
|
uint16_t rindex;
|
|
|
|
k = 0;
|
|
for (i = 0; i < 5; i++) {
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x00) &&
|
|
(ptfunxored[k+2] == 0x03)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
k++;
|
|
}
|
|
k--;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
while (k) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x00) &&
|
|
(ptfunxored[k+2] == 0x01)) {
|
|
break;
|
|
}
|
|
k--;
|
|
}
|
|
if (k)
|
|
k--;
|
|
}
|
|
k++;
|
|
|
|
rindex = 0;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0xff) &&
|
|
(ptfunxored[k+1] == 0xff)) {
|
|
break;
|
|
}
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x00) &&
|
|
(ptfunxored[k+2] == 0x01)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
lengthofname = ptfunxored[k+12];
|
|
if (ptfunxored[k+13] == 0x5a) {
|
|
k++;
|
|
break;
|
|
}
|
|
char name[256] = {0};
|
|
for (j = 0; j < lengthofname; j++) {
|
|
name[j] = ptfunxored[k+13+j];
|
|
}
|
|
name[j] = '\0';
|
|
regionspertrack = ptfunxored[k+13+j+3];
|
|
for (i = 0; i < regionspertrack; i++) {
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x00) &&
|
|
(ptfunxored[k+2] == 0x03)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
j = k+16;
|
|
startbytes = (ptfunxored[j+3] & 0xf0) >> 4;
|
|
lengthbytes = (ptfunxored[j+2] & 0xf0) >> 4;
|
|
offsetbytes = (ptfunxored[j+1] & 0xf0) >> 4;
|
|
//somethingbytes = (ptfunxored[j+1] & 0xf);
|
|
findex = ptfunxored[k+14];
|
|
j--;
|
|
uint32_t start = 0;
|
|
switch (startbytes) {
|
|
case 4:
|
|
start |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
start |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
start |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
start |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=startbytes;
|
|
uint32_t length = 0;
|
|
switch (lengthbytes) {
|
|
case 4:
|
|
length |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
length |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
length |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
length |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=lengthbytes;
|
|
uint32_t sampleoffset = 0;
|
|
switch (offsetbytes) {
|
|
case 4:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=offsetbytes;
|
|
|
|
//printf("name=`%s` start=%04x length=%04x offset=%04x findex=%d\n", name,start,length,sampleoffset,findex);
|
|
|
|
std::string filename = string(name) + extension;
|
|
wav_t f = {
|
|
filename,
|
|
findex,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
};
|
|
|
|
vector<wav_t>::iterator begin = audiofiles.begin();
|
|
vector<wav_t>::iterator finish = audiofiles.end();
|
|
vector<wav_t>::iterator found;
|
|
// Add file to lists
|
|
if ((found = std::find(begin, finish, f)) != finish) {
|
|
std::vector<midi_ev_t> m;
|
|
region_t r = {
|
|
name,
|
|
rindex,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(sampleoffset*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
*found,
|
|
m
|
|
};
|
|
regions.push_back(r);
|
|
vector<track_t>::iterator ti;
|
|
vector<track_t>::iterator bt = tracks.begin();
|
|
vector<track_t>::iterator et = tracks.end();
|
|
track_t tr = { name, 0, 0, r };
|
|
if ((ti = std::find(bt, et, tr)) != et) {
|
|
tracknumber = (*ti).index;
|
|
} else {
|
|
tracknumber = tracks.size() + 1;
|
|
}
|
|
track_t t = {
|
|
name,
|
|
(uint16_t)tracknumber,
|
|
uint8_t(0),
|
|
r
|
|
};
|
|
tracks.push_back(t);
|
|
} else {
|
|
std::vector<midi_ev_t> m;
|
|
region_t r = {
|
|
name,
|
|
rindex,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(sampleoffset*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
f,
|
|
m,
|
|
};
|
|
regions.push_back(r);
|
|
vector<track_t>::iterator ti;
|
|
vector<track_t>::iterator bt = tracks.begin();
|
|
vector<track_t>::iterator et = tracks.end();
|
|
track_t tr = { name, 0, 0, r };
|
|
if ((ti = std::find(bt, et, tr)) != et) {
|
|
tracknumber = (*ti).index;
|
|
} else {
|
|
tracknumber = tracks.size() + 1;
|
|
}
|
|
track_t t = {
|
|
name,
|
|
(uint16_t)tracknumber,
|
|
uint8_t(0),
|
|
r
|
|
};
|
|
tracks.push_back(t);
|
|
}
|
|
rindex++;
|
|
k++;
|
|
}
|
|
k++;
|
|
}
|
|
}
|
|
|
|
void
|
|
PTFFormat::resort(std::vector<wav_t>& ws) {
|
|
int j = 0;
|
|
std::sort(ws.begin(), ws.end());
|
|
for (std::vector<wav_t>::iterator i = ws.begin(); i != ws.end(); ++i) {
|
|
(*i).index = j;
|
|
j++;
|
|
}
|
|
}
|
|
|
|
void
|
|
PTFFormat::parseaudio5(void) {
|
|
uint64_t i,k,l;
|
|
uint64_t lengthofname, wavnumber;
|
|
|
|
// Find end of wav file list
|
|
k = 0;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5f) &&
|
|
(ptfunxored[k+1] == 0x50) &&
|
|
(ptfunxored[k+2] == 0x35)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
k++;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5f) &&
|
|
(ptfunxored[k+1] == 0x50) &&
|
|
(ptfunxored[k+2] == 0x35)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
// Find actual wav names
|
|
uint16_t numberofwavs = ptfunxored[k-23];
|
|
char wavname[256];
|
|
for (i = k; i < len; i++) {
|
|
if ( (ptfunxored[i ] == 'F') &&
|
|
(ptfunxored[i+1] == 'i') &&
|
|
(ptfunxored[i+2] == 'l') &&
|
|
(ptfunxored[i+3] == 'e') &&
|
|
(ptfunxored[i+4] == 's')) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
wavnumber = 0;
|
|
i+=16;
|
|
char ext[5];
|
|
while (i < len && numberofwavs > 0) {
|
|
i++;
|
|
if ( (ptfunxored[i ] == 0x5a) &&
|
|
(ptfunxored[i+1] == 0x00) &&
|
|
(ptfunxored[i+2] == 0x05)) {
|
|
break;
|
|
}
|
|
lengthofname = ptfunxored[i];
|
|
i++;
|
|
l = 0;
|
|
while (l < lengthofname) {
|
|
wavname[l] = ptfunxored[i+l];
|
|
l++;
|
|
}
|
|
i+=lengthofname;
|
|
ext[0] = ptfunxored[i++];
|
|
ext[1] = ptfunxored[i++];
|
|
ext[2] = ptfunxored[i++];
|
|
ext[3] = ptfunxored[i++];
|
|
ext[4] = '\0';
|
|
|
|
wavname[l] = 0;
|
|
if (foundin(wavname, ".L") || foundin(wavname, ".R")) {
|
|
extension = string("");
|
|
} else if (foundin(wavname, ".wav") || foundin(ext, "WAVE")) {
|
|
extension = string(".wav");
|
|
} else if (foundin(wavname, ".aif") || foundin(ext, "AIFF")) {
|
|
extension = string(".aif");
|
|
} else {
|
|
extension = string("");
|
|
}
|
|
|
|
std::string wave = string(wavname);
|
|
wav_t f = { wave, (uint16_t)(wavnumber++), 0, 0 };
|
|
|
|
if (foundin(wave, string(".grp"))) {
|
|
continue;
|
|
}
|
|
|
|
actualwavs.push_back(f);
|
|
audiofiles.push_back(f);
|
|
//printf("done\n");
|
|
numberofwavs--;
|
|
i += 7;
|
|
}
|
|
resort(actualwavs);
|
|
resort(audiofiles);
|
|
}
|
|
|
|
void
|
|
PTFFormat::parsemidi(void) {
|
|
uint64_t tr, i, k, lastk, n_midi_events, zero_ticks;
|
|
uint64_t midi_pos, midi_len, max_pos, region_pos;
|
|
uint8_t midi_velocity, midi_note;
|
|
uint16_t ridx;
|
|
uint16_t nmiditracks, regionnumber = 0;
|
|
uint32_t nregions, mr;
|
|
struct mchunk_t {
|
|
uint64_t zero;
|
|
uint64_t maxlen;
|
|
std::vector<midi_ev_t> chunk;
|
|
};
|
|
std::vector<struct mchunk_t> midichunks;
|
|
midi_ev_t m;
|
|
bool found = false;
|
|
|
|
// Find MdNLB
|
|
k = 0;
|
|
lastk = 0;
|
|
|
|
// Parse all midi chunks, not 1:1 mapping to regions yet
|
|
while (k + 35 < len) {
|
|
found = false;
|
|
max_pos = 0;
|
|
std::vector<midi_ev_t> midi;
|
|
|
|
while (k < len && !found) {
|
|
if ( (ptfunxored[k ] == 'M') &&
|
|
(ptfunxored[k+1] == 'd') &&
|
|
(ptfunxored[k+2] == 'N') &&
|
|
(ptfunxored[k+3] == 'L') &&
|
|
(ptfunxored[k+4] == 'B')) {
|
|
found = true;
|
|
lastk = k;
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
if (!found) {
|
|
k = lastk;
|
|
break;
|
|
}
|
|
|
|
k += 11;
|
|
n_midi_events = ptfunxored[k] | ptfunxored[k+1] << 8 |
|
|
ptfunxored[k+2] << 16 | ptfunxored[k+3] << 24;
|
|
|
|
k += 4;
|
|
zero_ticks = (uint64_t)ptfunxored[k] |
|
|
(uint64_t)ptfunxored[k+1] << 8 |
|
|
(uint64_t)ptfunxored[k+2] << 16 |
|
|
(uint64_t)ptfunxored[k+3] << 24 |
|
|
(uint64_t)ptfunxored[k+4] << 32;
|
|
for (i = 0; i < n_midi_events && k < len; i++, k += 35) {
|
|
midi_pos = (uint64_t)ptfunxored[k] |
|
|
(uint64_t)ptfunxored[k+1] << 8 |
|
|
(uint64_t)ptfunxored[k+2] << 16 |
|
|
(uint64_t)ptfunxored[k+3] << 24 |
|
|
(uint64_t)ptfunxored[k+4] << 32;
|
|
midi_pos -= zero_ticks;
|
|
midi_note = ptfunxored[k+8];
|
|
midi_len = (uint64_t)ptfunxored[k+9] |
|
|
(uint64_t)ptfunxored[k+10] << 8 |
|
|
(uint64_t)ptfunxored[k+11] << 16 |
|
|
(uint64_t)ptfunxored[k+12] << 24 |
|
|
(uint64_t)ptfunxored[k+13] << 32;
|
|
midi_velocity = ptfunxored[k+17];
|
|
|
|
if (midi_pos + midi_len > max_pos) {
|
|
max_pos = midi_pos + midi_len;
|
|
}
|
|
|
|
m.pos = midi_pos;
|
|
m.length = midi_len;
|
|
m.note = midi_note;
|
|
m.velocity = midi_velocity;
|
|
#if 1
|
|
// stop gap measure to prevent crashes in ardour,
|
|
// remove when decryption is fully solved for .ptx
|
|
if ((m.velocity & 0x80) || (m.note & 0x80) ||
|
|
(m.pos & 0xff00000000LL) || (m.length & 0xff00000000LL)) {
|
|
continue;
|
|
}
|
|
#endif
|
|
midi.push_back(m);
|
|
}
|
|
midichunks.push_back({zero_ticks, max_pos, midi});
|
|
}
|
|
|
|
lastk = k;
|
|
|
|
// Map midi chunks to regions
|
|
while (k < len) {
|
|
char midiregionname[256];
|
|
uint8_t namelen;
|
|
|
|
found = false;
|
|
while (k < len && !found) {
|
|
if ( (ptfunxored[k ] == 'M') &&
|
|
(ptfunxored[k+1] == 'd') &&
|
|
(ptfunxored[k+2] == 'T') &&
|
|
(ptfunxored[k+3] == 'E') &&
|
|
(ptfunxored[k+4] == 'L')) {
|
|
found = true;
|
|
lastk = k;
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
if (!found) {
|
|
k = lastk;
|
|
break;
|
|
}
|
|
|
|
k += 41;
|
|
|
|
nregions = 0;
|
|
nregions |= ptfunxored[k];
|
|
nregions |= ptfunxored[k+1] << 8;
|
|
|
|
for (mr = 0; mr < nregions; mr++) {
|
|
found = false;
|
|
while (k < len && !found) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x0c)) {
|
|
found = true;
|
|
lastk = k;
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
if (!found) {
|
|
k = lastk;
|
|
break;
|
|
}
|
|
|
|
k += 9;
|
|
|
|
namelen = ptfunxored[k];
|
|
for (i = 0; i < namelen; i++) {
|
|
midiregionname[i] = ptfunxored[k+4+i];
|
|
}
|
|
midiregionname[namelen] = '\0';
|
|
k += 4 + namelen;
|
|
|
|
k += 5;
|
|
/*
|
|
region_pos = (uint64_t)ptfunxored[k] |
|
|
(uint64_t)ptfunxored[k+1] << 8 |
|
|
(uint64_t)ptfunxored[k+2] << 16 |
|
|
(uint64_t)ptfunxored[k+3] << 24 |
|
|
(uint64_t)ptfunxored[k+4] << 32;
|
|
*/
|
|
found = false;
|
|
while (k < len && !found) {
|
|
if ( (ptfunxored[k ] == 0xfe) &&
|
|
(ptfunxored[k+1] == 0xff) &&
|
|
(ptfunxored[k+2] == 0xff) &&
|
|
(ptfunxored[k+3] == 0xff)) {
|
|
found = true;
|
|
lastk = k;
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
if (!found) {
|
|
k = lastk;
|
|
break;
|
|
}
|
|
|
|
k += 40;
|
|
|
|
ridx = ptfunxored[k];
|
|
ridx |= ptfunxored[k+1] << 8;
|
|
|
|
struct mchunk_t mchunk = *(midichunks.begin()+ridx);
|
|
|
|
wav_t w = { std::string(""), 0, 0, 0 };
|
|
region_t r = {
|
|
midiregionname,
|
|
regionnumber++,
|
|
//(int64_t)mchunk.zero,
|
|
(int64_t)0xe8d4a51000ull,
|
|
(int64_t)(0),
|
|
//(int64_t)(max_pos*sessionrate*60/(960000*120)),
|
|
(int64_t)mchunk.maxlen,
|
|
w,
|
|
mchunk.chunk,
|
|
};
|
|
midiregions.push_back(r);
|
|
}
|
|
}
|
|
|
|
found = false;
|
|
// Put midi regions on midi tracks
|
|
while (k < len && !found) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x03)) {
|
|
found = true;
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
if (!found)
|
|
return;
|
|
|
|
k -= 4;
|
|
|
|
nmiditracks = 0;
|
|
nmiditracks |= ptfunxored[k];
|
|
nmiditracks |= ptfunxored[k+1] << 8;
|
|
|
|
k += 4;
|
|
|
|
for (tr = 0; tr < nmiditracks; tr++) {
|
|
char miditrackname[256];
|
|
uint8_t namelen;
|
|
found = false;
|
|
while (k < len && !found) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x03)) {
|
|
found = true;
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
if (!found)
|
|
return;
|
|
|
|
namelen = ptfunxored[k+9];
|
|
for (i = 0; i < namelen; i++) {
|
|
miditrackname[i] = ptfunxored[k+13+i];
|
|
}
|
|
miditrackname[namelen] = '\0';
|
|
k += 13 + namelen;
|
|
nregions = 0;
|
|
nregions |= ptfunxored[k];
|
|
nregions |= ptfunxored[k+1] << 8;
|
|
|
|
for (i = 0; (i < nregions) && (k < len); i++) {
|
|
k += 24;
|
|
|
|
ridx = 0;
|
|
ridx |= ptfunxored[k];
|
|
ridx |= ptfunxored[k+1] << 8;
|
|
|
|
k += 5;
|
|
|
|
region_pos = (uint64_t)ptfunxored[k] |
|
|
(uint64_t)ptfunxored[k+1] << 8 |
|
|
(uint64_t)ptfunxored[k+2] << 16 |
|
|
(uint64_t)ptfunxored[k+3] << 24 |
|
|
(uint64_t)ptfunxored[k+4] << 32;
|
|
|
|
k += 20;
|
|
|
|
track_t mtr;
|
|
mtr.name = string(miditrackname);
|
|
mtr.index = tr;
|
|
mtr.playlist = 0;
|
|
// Find the midi region with index 'ridx'
|
|
std::vector<region_t>::iterator begin = midiregions.begin();
|
|
std::vector<region_t>::iterator finish = midiregions.end();
|
|
std::vector<region_t>::iterator mregion;
|
|
wav_t w = { std::string(""), 0, 0, 0 };
|
|
std::vector<midi_ev_t> m;
|
|
region_t r = { std::string(""), ridx, 0, 0, 0, w, m};
|
|
if ((mregion = std::find(begin, finish, r)) != finish) {
|
|
mtr.reg = *mregion;
|
|
mtr.reg.startpos = std::labs(region_pos - mtr.reg.startpos);
|
|
miditracks.push_back(mtr);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
PTFFormat::parseaudio(void) {
|
|
uint64_t i,j,k,l;
|
|
int64_t index = foundat(ptfunxored, len, "Audio Files");
|
|
|
|
if (index < 0)
|
|
return;
|
|
|
|
// Find end of wav file list
|
|
k = (uint64_t)index;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0xff) &&
|
|
(ptfunxored[k+1] == 0xff) &&
|
|
(ptfunxored[k+2] == 0xff) &&
|
|
(ptfunxored[k+3] == 0xff)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
|
|
// Find actual wav names
|
|
bool first = true;
|
|
uint16_t numberofwavs;
|
|
char wavname[256];
|
|
for (i = k-2; i > 4; i--) {
|
|
if ( ((ptfunxored[i ] == 'W') || (ptfunxored[i ] == 'A') || ptfunxored[i ] == '\0') &&
|
|
((ptfunxored[i-1] == 'A') || (ptfunxored[i-1] == 'I') || ptfunxored[i-1] == '\0') &&
|
|
((ptfunxored[i-2] == 'V') || (ptfunxored[i-2] == 'F') || ptfunxored[i-2] == '\0') &&
|
|
((ptfunxored[i-3] == 'E') || (ptfunxored[i-3] == 'F') || ptfunxored[i-3] == '\0')) {
|
|
j = i-4;
|
|
l = 0;
|
|
while (ptfunxored[j] != '\0') {
|
|
wavname[l] = ptfunxored[j];
|
|
l++;
|
|
j--;
|
|
}
|
|
wavname[l] = 0;
|
|
if (ptfunxored[i] == 'A') {
|
|
extension = string(".aif");
|
|
} else {
|
|
extension = string(".wav");
|
|
}
|
|
//uint8_t playlist = ptfunxored[j-8];
|
|
|
|
if (first) {
|
|
first = false;
|
|
for (j = k; j > 4; j--) {
|
|
if ( (ptfunxored[j ] == 0x01) &&
|
|
(ptfunxored[j-1] == 0x5a)) {
|
|
|
|
numberofwavs = 0;
|
|
numberofwavs |= (uint32_t)(ptfunxored[j-2] << 24);
|
|
numberofwavs |= (uint32_t)(ptfunxored[j-3] << 16);
|
|
numberofwavs |= (uint32_t)(ptfunxored[j-4] << 8);
|
|
numberofwavs |= (uint32_t)(ptfunxored[j-5]);
|
|
//printf("%d wavs\n", numberofwavs);
|
|
break;
|
|
}
|
|
k--;
|
|
}
|
|
}
|
|
|
|
std::string wave = string(wavname);
|
|
std::reverse(wave.begin(), wave.end());
|
|
wav_t f = { wave, (uint16_t)(numberofwavs - 1), 0, 0 };
|
|
|
|
if (foundin(wave, string(".grp"))) {
|
|
continue;
|
|
}
|
|
|
|
actualwavs.push_back(f);
|
|
|
|
numberofwavs--;
|
|
if (numberofwavs <= 0)
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
PTFFormat::parserest89(void) {
|
|
uint64_t i,j,k,l;
|
|
// Find Regions
|
|
uint8_t startbytes = 0;
|
|
uint8_t lengthbytes = 0;
|
|
uint8_t offsetbytes = 0;
|
|
uint8_t somethingbytes = 0;
|
|
uint8_t skipbytes = 0;
|
|
|
|
k = 0;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 'S') &&
|
|
(ptfunxored[k+1] == 'n') &&
|
|
(ptfunxored[k+2] == 'a') &&
|
|
(ptfunxored[k+3] == 'p')) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
uint16_t rindex = 0;
|
|
uint32_t findex = 0;
|
|
for (i = k; i < len-70; i++) {
|
|
if ( (ptfunxored[i ] == 0x5a) &&
|
|
(ptfunxored[i+1] == 0x0a)) {
|
|
break;
|
|
}
|
|
if ( (ptfunxored[i ] == 0x5a) &&
|
|
(ptfunxored[i+1] == 0x0c)) {
|
|
|
|
uint8_t lengthofname = ptfunxored[i+9];
|
|
|
|
char name[256] = {0};
|
|
for (j = 0; j < lengthofname; j++) {
|
|
name[j] = ptfunxored[i+13+j];
|
|
}
|
|
name[j] = '\0';
|
|
j += i+13;
|
|
//uint8_t disabled = ptfunxored[j];
|
|
|
|
offsetbytes = (ptfunxored[j+1] & 0xf0) >> 4;
|
|
lengthbytes = (ptfunxored[j+2] & 0xf0) >> 4;
|
|
startbytes = (ptfunxored[j+3] & 0xf0) >> 4;
|
|
somethingbytes = (ptfunxored[j+3] & 0xf);
|
|
skipbytes = ptfunxored[j+4];
|
|
findex = ptfunxored[j+5
|
|
+startbytes
|
|
+lengthbytes
|
|
+offsetbytes
|
|
+somethingbytes
|
|
+skipbytes
|
|
+40];
|
|
/*rindex = ptfunxored[j+5
|
|
+startbytes
|
|
+lengthbytes
|
|
+offsetbytes
|
|
+somethingbytes
|
|
+skipbytes
|
|
+24];
|
|
*/
|
|
uint32_t sampleoffset = 0;
|
|
switch (offsetbytes) {
|
|
case 4:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=offsetbytes;
|
|
uint32_t length = 0;
|
|
switch (lengthbytes) {
|
|
case 4:
|
|
length |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
length |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
length |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
length |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=lengthbytes;
|
|
uint32_t start = 0;
|
|
switch (startbytes) {
|
|
case 4:
|
|
start |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
start |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
start |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
start |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=startbytes;
|
|
/*
|
|
uint32_t something = 0;
|
|
switch (somethingbytes) {
|
|
case 4:
|
|
something |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
something |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
something |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
something |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=somethingbytes;
|
|
*/
|
|
std::string filename = string(name) + extension;
|
|
wav_t f = {
|
|
filename,
|
|
0,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
};
|
|
|
|
f.index = findex;
|
|
//printf("something=%d\n", something);
|
|
|
|
vector<wav_t>::iterator begin = actualwavs.begin();
|
|
vector<wav_t>::iterator finish = actualwavs.end();
|
|
vector<wav_t>::iterator found;
|
|
// Add file to list only if it is an actual wav
|
|
if ((found = std::find(begin, finish, f)) != finish) {
|
|
audiofiles.push_back(f);
|
|
// Also add plain wav as region
|
|
std::vector<midi_ev_t> m;
|
|
region_t r = {
|
|
name,
|
|
rindex,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(sampleoffset*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
f,
|
|
m
|
|
};
|
|
regions.push_back(r);
|
|
// Region only
|
|
} else {
|
|
if (foundin(filename, string(".grp"))) {
|
|
continue;
|
|
}
|
|
std::vector<midi_ev_t> m;
|
|
region_t r = {
|
|
name,
|
|
rindex,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(sampleoffset*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
f,
|
|
m
|
|
};
|
|
regions.push_back(r);
|
|
}
|
|
rindex++;
|
|
}
|
|
}
|
|
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x03)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x02)) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
k++;
|
|
|
|
// Tracks
|
|
uint32_t offset;
|
|
uint32_t tracknumber = 0;
|
|
uint32_t regionspertrack = 0;
|
|
for (;k < len; k++) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x04)) {
|
|
break;
|
|
}
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x02)) {
|
|
|
|
uint8_t lengthofname = 0;
|
|
lengthofname = ptfunxored[k+9];
|
|
if (lengthofname == 0x5a) {
|
|
continue;
|
|
}
|
|
track_t tr;
|
|
|
|
regionspertrack = (uint8_t)(ptfunxored[k+13+lengthofname]);
|
|
|
|
//printf("regions/track=%d\n", regionspertrack);
|
|
char name[256] = {0};
|
|
for (j = 0; j < lengthofname; j++) {
|
|
name[j] = ptfunxored[j+k+13];
|
|
}
|
|
name[j] = '\0';
|
|
tr.name = string(name);
|
|
tr.index = tracknumber++;
|
|
|
|
for (j = k; regionspertrack > 0 && j < len; j++) {
|
|
for (l = j; l < len; l++) {
|
|
if ( (ptfunxored[l ] == 0x5a) &&
|
|
(ptfunxored[l+1] == 0x07)) {
|
|
j = l;
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
if (regionspertrack == 0) {
|
|
// tr.reg.index = (uint8_t)ptfunxored[j+13+lengthofname+5];
|
|
break;
|
|
} else {
|
|
|
|
tr.reg.index = (uint8_t)(ptfunxored[l+11]);
|
|
vector<region_t>::iterator begin = regions.begin();
|
|
vector<region_t>::iterator finish = regions.end();
|
|
vector<region_t>::iterator found;
|
|
if ((found = std::find(begin, finish, tr.reg)) != finish) {
|
|
tr.reg = (*found);
|
|
}
|
|
i = l+16;
|
|
offset = 0;
|
|
offset |= (uint32_t)(ptfunxored[i+3] << 24);
|
|
offset |= (uint32_t)(ptfunxored[i+2] << 16);
|
|
offset |= (uint32_t)(ptfunxored[i+1] << 8);
|
|
offset |= (uint32_t)(ptfunxored[i]);
|
|
tr.reg.startpos = (int64_t)(offset*ratefactor);
|
|
if (tr.reg.length > 0) {
|
|
tracks.push_back(tr);
|
|
}
|
|
regionspertrack--;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
PTFFormat::parserest10(void) {
|
|
uint64_t i,j,k,l;
|
|
// Find Regions
|
|
uint8_t startbytes = 0;
|
|
uint8_t lengthbytes = 0;
|
|
uint8_t offsetbytes = 0;
|
|
uint8_t somethingbytes = 0;
|
|
uint8_t skipbytes = 0;
|
|
|
|
k = 0;
|
|
while (k < len) {
|
|
if ( (ptfunxored[k ] == 'S') &&
|
|
(ptfunxored[k+1] == 'n') &&
|
|
(ptfunxored[k+2] == 'a') &&
|
|
(ptfunxored[k+3] == 'p')) {
|
|
break;
|
|
}
|
|
k++;
|
|
}
|
|
for (i = k; i < len-70; i++) {
|
|
if ( (ptfunxored[i ] == 0x5a) &&
|
|
(ptfunxored[i+1] == 0x02)) {
|
|
k = i;
|
|
break;
|
|
}
|
|
}
|
|
k++;
|
|
for (i = k; i < len-70; i++) {
|
|
if ( (ptfunxored[i ] == 0x5a) &&
|
|
(ptfunxored[i+1] == 0x02)) {
|
|
k = i;
|
|
break;
|
|
}
|
|
}
|
|
k++;
|
|
uint16_t rindex = 0;
|
|
uint32_t findex = 0;
|
|
for (i = k; i < len-70; i++) {
|
|
if ( (ptfunxored[i ] == 0x5a) &&
|
|
(ptfunxored[i+1] == 0x08)) {
|
|
break;
|
|
}
|
|
if ( (ptfunxored[i ] == 0x5a) &&
|
|
(ptfunxored[i+1] == 0x01)) {
|
|
|
|
uint8_t lengthofname = ptfunxored[i+9];
|
|
if (ptfunxored[i+13] == 0x5a) {
|
|
continue;
|
|
}
|
|
char name[256] = {0};
|
|
for (j = 0; j < lengthofname; j++) {
|
|
name[j] = ptfunxored[i+13+j];
|
|
}
|
|
name[j] = '\0';
|
|
j += i+13;
|
|
//uint8_t disabled = ptfunxored[j];
|
|
//printf("%s\n", name);
|
|
|
|
offsetbytes = (ptfunxored[j+1] & 0xf0) >> 4;
|
|
lengthbytes = (ptfunxored[j+2] & 0xf0) >> 4;
|
|
startbytes = (ptfunxored[j+3] & 0xf0) >> 4;
|
|
somethingbytes = (ptfunxored[j+3] & 0xf);
|
|
skipbytes = ptfunxored[j+4];
|
|
findex = ptfunxored[j+5
|
|
+startbytes
|
|
+lengthbytes
|
|
+offsetbytes
|
|
+somethingbytes
|
|
+skipbytes
|
|
+37];
|
|
/*rindex = ptfunxored[j+5
|
|
+startbytes
|
|
+lengthbytes
|
|
+offsetbytes
|
|
+somethingbytes
|
|
+skipbytes
|
|
+24];
|
|
*/
|
|
uint32_t sampleoffset = 0;
|
|
switch (offsetbytes) {
|
|
case 4:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
sampleoffset |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=offsetbytes;
|
|
uint32_t length = 0;
|
|
switch (lengthbytes) {
|
|
case 4:
|
|
length |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
length |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
length |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
length |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=lengthbytes;
|
|
uint32_t start = 0;
|
|
switch (startbytes) {
|
|
case 4:
|
|
start |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
start |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
start |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
start |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=startbytes;
|
|
/*
|
|
uint32_t something = 0;
|
|
switch (somethingbytes) {
|
|
case 4:
|
|
something |= (uint32_t)(ptfunxored[j+8] << 24);
|
|
case 3:
|
|
something |= (uint32_t)(ptfunxored[j+7] << 16);
|
|
case 2:
|
|
something |= (uint32_t)(ptfunxored[j+6] << 8);
|
|
case 1:
|
|
something |= (uint32_t)(ptfunxored[j+5]);
|
|
default:
|
|
break;
|
|
}
|
|
j+=somethingbytes;
|
|
*/
|
|
std::string filename = string(name) + extension;
|
|
wav_t f = {
|
|
filename,
|
|
0,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
};
|
|
|
|
if (strlen(name) == 0) {
|
|
continue;
|
|
}
|
|
if (length == 0) {
|
|
continue;
|
|
}
|
|
f.index = findex;
|
|
//printf("something=%d\n", something);
|
|
|
|
vector<wav_t>::iterator begin = actualwavs.begin();
|
|
vector<wav_t>::iterator finish = actualwavs.end();
|
|
vector<wav_t>::iterator found;
|
|
// Add file to list only if it is an actual wav
|
|
if ((found = std::find(begin, finish, f)) != finish) {
|
|
audiofiles.push_back(f);
|
|
// Also add plain wav as region
|
|
std::vector<midi_ev_t> m;
|
|
region_t r = {
|
|
name,
|
|
rindex,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(sampleoffset*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
f,
|
|
m
|
|
};
|
|
regions.push_back(r);
|
|
// Region only
|
|
} else {
|
|
if (foundin(filename, string(".grp"))) {
|
|
continue;
|
|
}
|
|
std::vector<midi_ev_t> m;
|
|
region_t r = {
|
|
name,
|
|
rindex,
|
|
(int64_t)(start*ratefactor),
|
|
(int64_t)(sampleoffset*ratefactor),
|
|
(int64_t)(length*ratefactor),
|
|
f,
|
|
m
|
|
};
|
|
regions.push_back(r);
|
|
}
|
|
rindex++;
|
|
//printf("%s\n", name);
|
|
}
|
|
}
|
|
// Tracks
|
|
uint32_t offset;
|
|
uint32_t tracknumber = 0;
|
|
uint32_t regionspertrack = 0;
|
|
for (;k < len; k++) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x08)) {
|
|
break;
|
|
}
|
|
}
|
|
k++;
|
|
for (;k < len; k++) {
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x04)) {
|
|
break;
|
|
}
|
|
if ( (ptfunxored[k ] == 0x5a) &&
|
|
(ptfunxored[k+1] == 0x02)) {
|
|
|
|
uint8_t lengthofname = 0;
|
|
lengthofname = ptfunxored[k+9];
|
|
if (lengthofname == 0x5a) {
|
|
continue;
|
|
}
|
|
track_t tr;
|
|
|
|
regionspertrack = (uint8_t)(ptfunxored[k+13+lengthofname]);
|
|
|
|
//printf("regions/track=%d\n", regionspertrack);
|
|
char name[256] = {0};
|
|
for (j = 0; j < lengthofname; j++) {
|
|
name[j] = ptfunxored[j+k+13];
|
|
}
|
|
name[j] = '\0';
|
|
tr.name = string(name);
|
|
tr.index = tracknumber++;
|
|
|
|
for (j = k; regionspertrack > 0 && j < len; j++) {
|
|
for (l = j; l < len; l++) {
|
|
if ( (ptfunxored[l ] == 0x5a) &&
|
|
(ptfunxored[l+1] == 0x08)) {
|
|
j = l+1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
if (regionspertrack == 0) {
|
|
// tr.reg.index = (uint8_t)ptfunxored[j+13+lengthofname+5];
|
|
break;
|
|
} else {
|
|
|
|
tr.reg.index = (uint8_t)(ptfunxored[l+11]);
|
|
vector<region_t>::iterator begin = regions.begin();
|
|
vector<region_t>::iterator finish = regions.end();
|
|
vector<region_t>::iterator found;
|
|
if ((found = std::find(begin, finish, tr.reg)) != finish) {
|
|
tr.reg = (*found);
|
|
}
|
|
i = l+16;
|
|
offset = 0;
|
|
offset |= (uint32_t)(ptfunxored[i+3] << 24);
|
|
offset |= (uint32_t)(ptfunxored[i+2] << 16);
|
|
offset |= (uint32_t)(ptfunxored[i+1] << 8);
|
|
offset |= (uint32_t)(ptfunxored[i]);
|
|
tr.reg.startpos = (int64_t)(offset*ratefactor);
|
|
if (tr.reg.length > 0) {
|
|
tracks.push_back(tr);
|
|
}
|
|
regionspertrack--;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|