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/* ScummVM - Scumm Interpreter
* Copyright (C) 2005-2006 The ScummVM project
*
* 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 2
* 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.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "gob/gob.h"
#include "gob/cdrom.h"
#include "gob/dataio.h"
#include "gob/game.h"
#include "gob/global.h"
#include "gob/util.h"
#include "sound/audiocd.h"
namespace Gob {
CDROM::CDROM(GobEngine *vm) : _vm(vm) {
_cdPlaying = false;
_LICbuffer = 0;
for (int i = 0; i < 16; i++)
_curTrack[i] = 0;
_numTracks = 0;
_trackStop = 0;
_startTime = 0;
}
void CDROM::readLIC(const char *fname) {
char tmp[80];
int handle;
uint16 version, startChunk, pos;
freeLICbuffer();
*_curTrack = 0;
strcpy(tmp, fname);
handle = _vm->_dataio->openData(tmp);
if (handle == -1)
return;
_vm->_dataio->closeData(handle);
_vm->_dataio->getUnpackedData(tmp);
handle = _vm->_dataio->openData(tmp);
_vm->_dataio->readData(handle, (char *)&version, 2);
version = READ_LE_UINT16(&version);
_vm->_dataio->readData(handle, (char *)&startChunk, 2);
startChunk = READ_LE_UINT16(&startChunk);
_vm->_dataio->readData(handle, (char *)&_numTracks, 2);
_numTracks = READ_LE_UINT16(&_numTracks);
if (version != 3) {
error("Wrong file %s (%d)", fname, version);
return;
}
_vm->_dataio->seekData(handle, 50, SEEK_SET);
for (int i = 0; i < startChunk; i++) {
_vm->_dataio->readData(handle, (char *)&pos, 2);
pos = READ_LE_UINT16(&pos);
if (!pos)
break;
_vm->_dataio->seekData(handle, pos, SEEK_CUR);
}
_LICbuffer = new byte[_numTracks * 22];
_vm->_dataio->readData(handle, (char *)_LICbuffer, _numTracks * 22);
_vm->_dataio->closeData(handle);
}
void CDROM::freeLICbuffer(void) {
delete[] _LICbuffer;
_LICbuffer = 0;
}
void CDROM::playBgMusic() {
static const char *tracks[][2] = {
{"avt00.tot", "mine"},
{"avt001.tot", "nuit"},
{"avt002.tot", "campagne"},
{"avt003.tot", "extsor1"},
{"avt004.tot", "interieure"},
{"avt005.tot", "zombie"},
{"avt006.tot", "zombie"},
{"avt007.tot", "campagne"},
{"avt008.tot", "campagne"},
{"avt009.tot", "extsor1"},
{"avt010.tot", "extsor1"},
{"avt011.tot", "interieure"},
{"avt012.tot", "zombie"},
{"avt014.tot", "nuit"},
{"avt015.tot", "interieure"},
{"avt016.tot", "statue"},
{"avt017.tot", "zombie"},
{"avt018.tot", "statue"},
{"avt019.tot", "mine"},
{"avt020.tot", "statue"},
{"avt021.tot", "mine"},
{"avt022.tot", "zombie"}
};
for (int i = 0; i < ARRAYSIZE(tracks); i++)
if (!scumm_stricmp(_vm->_game->_curTotFile, tracks[i][0])) {
startTrack(tracks[i][1]);
break;
}
}
void CDROM::playMultMusic() {
static const char *tracks[][6] = {
{"avt005.tot", "fra1", "all1", "ang1", "esp1", "ita1"},
{"avt006.tot", "fra2", "all2", "ang2", "esp2", "ita2"},
{"avt012.tot", "fra3", "all3", "ang3", "esp3", "ita3"},
{"avt016.tot", "fra4", "all4", "ang4", "esp4", "ita4"},
{"avt019.tot", "fra5", "all5", "ang5", "esp5", "ita5"},
{"avt022.tot", "fra6", "all6", "ang6", "esp6", "ita6"}
};
for (int i = 0; i < ARRAYSIZE(tracks); i++)
if (!scumm_stricmp(_vm->_game->_curTotFile, tracks[i][0])) {
_cdPlaying = true;
startTrack(tracks[i][_vm->_global->_language + 1]);
break;
}
}
void CDROM::startTrack(const char *trackname) {
byte *curPtr, *matchPtr;
if (!_LICbuffer)
return;
debug(3, "startTrack(%s)", trackname);
matchPtr = 0;
curPtr = _LICbuffer;
for (int i = 0; i < _numTracks; i++) {
if (!scumm_stricmp((char *)curPtr, trackname)) {
matchPtr = curPtr;
break;
}
curPtr += 22;
}
if (!matchPtr) {
error("Track %s not found", trackname);
return;
}
strcpy(_curTrack, trackname);
stopPlaying();
while (getTrackPos() != -1);
uint32 start, end;
start = READ_LE_UINT32(matchPtr + 12);
end = READ_LE_UINT32(matchPtr + 16);
play(start, end);
_startTime = _vm->_util->getTimeKey();
_trackStop = _startTime + (end - start + 1 + 150) * 40 / 3;
}
void CDROM::play(uint32 from, uint32 to) {
// play from sector [from] to sector [to]
//
// format is HSG:
// HSG encodes frame information into a double word:
// minute multiplied by 4500, plus second multiplied by 75,
// plus frame, minus 150
debug(3, "play(%d, %d)", from, to);
AudioCD.play(1, 0, from, to - from + 1);
}
int32 CDROM::getTrackPos(void) {
uint32 curPos = _vm->_util->getTimeKey() - _startTime;
if (AudioCD.isPlaying() && (_vm->_util->getTimeKey() < _trackStop))
return curPos * 3 / 40;
else
return -1;
}
void CDROM::stopPlaying(void) {
stop();
while (getTrackPos() != -1);
}
void CDROM::stop(void) {
debug(3, "stop()");
AudioCD.stop();
}
void CDROM::testCD(int trySubst, const char *label) {
if (!trySubst) {
error("CDROM track substitution is not supported");
return;
}
_LICbuffer = 0;
_cdPlaying = false;
// Original checked CD label here
// but will skip it as it will require OSystem extensions of direct
// CD secor reading
}
} // End of namespace Gob
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