/
sound.cpp
2173 lines (1853 loc) · 61 KB
/
sound.cpp
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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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.
*
*/
#include "common/config-manager.h"
#include "common/timer.h"
#include "common/util.h"
#include "scumm/actor.h"
#include "scumm/file.h"
#include "scumm/imuse/imuse.h"
#include "scumm/imuse_digi/dimuse.h"
#include "scumm/player_towns.h"
#include "scumm/resource.h"
#include "scumm/scumm.h"
#include "scumm/sound.h"
#include "scumm/util.h"
#include "backends/audiocd/audiocd.h"
#include "audio/decoders/adpcm.h"
#include "audio/decoders/flac.h"
#include "audio/mididrv.h"
#include "audio/mixer.h"
#include "audio/decoders/mp3.h"
#include "audio/decoders/raw.h"
#include "audio/decoders/voc.h"
#include "audio/decoders/vorbis.h"
#include "audio/decoders/wave.h"
namespace Scumm {
struct MP3OffsetTable { /* Compressed Sound (.SO3) */
int org_offset;
int new_offset;
int num_tags;
int compressed_size;
};
Sound::Sound(ScummEngine *parent, Audio::Mixer *mixer)
:
_vm(parent),
_mixer(mixer),
_soundQuePos(0),
_soundQue2Pos(0),
_sfxFile(0),
_offsetTable(0),
_numSoundEffects(0),
_soundMode(kVOCMode),
_talk_sound_a1(0),
_talk_sound_a2(0),
_talk_sound_b1(0),
_talk_sound_b2(0),
_talk_sound_mode(0),
_talk_sound_channel(0),
_mouthSyncMode(false),
_endOfMouthSync(false),
_curSoundPos(0),
_currentCDSound(0),
_currentMusic(0),
_lastSound(0),
_soundsPaused(false),
_sfxMode(0) {
memset(_soundQue, 0, sizeof(_soundQue));
memset(_soundQue2, 0, sizeof(_soundQue2));
memset(_mouthSyncTimes, 0, sizeof(_mouthSyncTimes));
_musicType = MDT_NONE;
}
Sound::~Sound() {
stopCDTimer();
g_system->getAudioCDManager()->stop();
delete _sfxFile;
}
void Sound::addSoundToQueue(int sound, int heOffset, int heChannel, int heFlags) {
if (_vm->VAR_LAST_SOUND != 0xFF)
_vm->VAR(_vm->VAR_LAST_SOUND) = sound;
_lastSound = sound;
// HE music resources are in separate file
if (sound <= _vm->_numSounds)
_vm->ensureResourceLoaded(rtSound, sound);
addSoundToQueue2(sound, heOffset, heChannel, heFlags);
}
void Sound::addSoundToQueue2(int sound, int heOffset, int heChannel, int heFlags) {
assert(_soundQue2Pos < ARRAYSIZE(_soundQue2));
_soundQue2[_soundQue2Pos].sound = sound;
_soundQue2[_soundQue2Pos].offset = heOffset;
_soundQue2[_soundQue2Pos].channel = heChannel;
_soundQue2[_soundQue2Pos].flags = heFlags;
_soundQue2Pos++;
}
void Sound::processSound() {
if (_vm->_game.version >= 7) {
processSfxQueues();
} else if (_vm->_game.heversion >= 80) {
processSoundQueues();
} else {
processSfxQueues();
processSoundQueues();
}
}
void Sound::processSoundQueues() {
int i = 0, num;
int snd;
int data[16];
while (_soundQue2Pos) {
_soundQue2Pos--;
snd = _soundQue2[_soundQue2Pos].sound;
if (snd)
playSound(snd);
}
while (i < _soundQuePos) {
num = _soundQue[i++];
if (i + num > _soundQuePos) {
error("processSoundQues: invalid num value");
break;
}
memset(data, 0, sizeof(data));
if (num > 0) {
for (int j = 0; j < num; j++)
data[j] = _soundQue[i + j];
i += num;
debugC(DEBUG_IMUSE, "processSoundQues(%d,%d,%d,%d,%d,%d,%d,%d,%d)",
data[0] >> 8, data[0] & 0xFF,
data[1], data[2], data[3], data[4], data[5], data[6], data[7]);
if (_vm->_townsPlayer)
_vm->VAR(_vm->VAR_SOUNDRESULT) = (short)_vm->_townsPlayer->doCommand(num, data);
else if (_vm->_imuse)
_vm->VAR(_vm->VAR_SOUNDRESULT) = (short)_vm->_imuse->doCommand(num, data);
}
}
_soundQuePos = 0;
}
void Sound::playSound(int soundID) {
byte *ptr;
byte *sound;
Audio::AudioStream *stream;
int size = -1;
int rate;
if (_vm->_game.id == GID_LOOM && _vm->_game.platform == Common::kPlatformPCEngine) {
if (soundID >= 13 && soundID <= 32) {
static const char tracks[20] = {3, 4, 5, 7, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 21, 19, 20, 21};
_currentCDSound = soundID;
// The original game had hard-coded lengths for all
// tracks, but this one track is the only one (as far
// as we know) where this actually matters. See bug
// #3024173 - LOOM-PCE: Music stops prematurely.
int track = tracks[soundID - 13];
if (track == 6) {
playCDTrack(track, 1, 0, 260);
} else {
playCDTrack(track, 1, 0, 0);
}
} else {
if (_vm->_musicEngine) {
_vm->_musicEngine->startSound(soundID);
}
}
return;
}
debugC(DEBUG_SOUND, "playSound #%d", soundID);
ptr = _vm->getResourceAddress(rtSound, soundID);
if (!ptr) {
return;
}
// Support for SFX in Monkey Island 1, Mac version
// This is rather hackish right now, but works OK. SFX are not sounding
// 100% correct, though, not sure right now what is causing this.
else if (READ_BE_UINT32(ptr) == MKTAG('M','a','c','1')) {
// Read info from the header
size = READ_BE_UINT32(ptr+0x60);
rate = READ_BE_UINT16(ptr+0x64);
// Skip over the header (fixed size)
ptr += 0x72;
// Allocate a sound buffer, copy the data into it, and play
sound = (byte *)malloc(size);
memcpy(sound, ptr, size);
stream = Audio::makeRawStream(sound, size, rate, Audio::FLAG_UNSIGNED);
_mixer->playStream(Audio::Mixer::kSFXSoundType, NULL, stream, soundID);
}
// WORKAROUND bug # 1311447
else if (READ_BE_UINT32(ptr) == 0x460e200d) {
// This sound resource occurs in the Macintosh version of Monkey Island.
// I do now know whether it is used in any place other than the one
// mentioned in the bug report above; in case it is, I put a check here.
assert(soundID == 39);
// The samplerate is copied from the sound resouce 39 of the PC CD/VGA
// version of Monkey Island.
// Read info from the header
size = READ_BE_UINT32(ptr+4);
rate = 6849;
// Skip over the header (fixed size)
ptr += 0x26;
// Allocate a sound buffer, copy the data into it, and play
sound = (byte *)malloc(size);
memcpy(sound, ptr, size);
stream = Audio::makeRawStream(sound, size, rate, Audio::FLAG_UNSIGNED);
_mixer->playStream(Audio::Mixer::kSFXSoundType, NULL, stream, soundID);
}
// Support for sampled sound effects in Monkey Island 1 and 2
else if (_vm->_game.platform != Common::kPlatformFMTowns && READ_BE_UINT32(ptr) == MKTAG('S','B','L',' ')) {
debugC(DEBUG_SOUND, "Using SBL sound effect");
// SBL resources essentially contain VOC sound data.
// There are at least two main variants: in one,
// there are two subchunks AUhd and AUdt, in the other
// the chunks are called WVhd and WVdt. Besides that,
// the two variants seem pretty similiar.
// The first subchunk (AUhd resp. WVhd) seems to always
// contain three bytes (00 00 80) of unknown meaning.
// After that, a second subchunk contains VOC data.
// Two real examples:
//
// 53 42 4c 20 00 00 11 ae |SBL ....|
// 41 55 68 64 00 00 00 03 |AUhd....|
// 00 00 80 41 55 64 74 00 |...AUdt.|
// 00 11 9b 01 96 11 00 a6 |........|
// 00 7f 7f 7e 7e 7e 7e 7e |...~~~~~|
// 7e 7f 7f 80 80 7f 7f 7f |~.......|
// 7f 80 80 7f 7e 7d 7d 7e |....~}}~|
// 7e 7e 7e 7e 7e 7e 7e 7f |~~~~~~~.|
//
// And from the non-interactive Sam & Max demo:
//
// 53 42 4c 20 00 01 15 6e |SBL ...n|
// 57 56 68 64 00 00 00 03 |WVhd....|
// 00 00 80 57 56 64 74 00 |...WVdt.|
// 01 15 5b 01 56 15 01 a6 |..[.V...|
// 00 80 80 80 80 80 80 80 |........|
// 80 80 80 80 80 80 80 80 |........|
// 80 80 80 80 80 80 80 80 |........|
// 80 80 80 80 80 80 80 80 |........|
size = READ_BE_UINT32(ptr + 4) - 27;
ptr += 27;
// Fingolfin says: after eyeballing a single SEGA
// SBL resource, it would seem as if the content of the
// data subchunk (AUdt) is XORed with 0x16. At least
// then a semi-sane VOC header is revealed, with
// a sampling rate of ~25000 Hz (does that make sense?).
// I'll add some code to test that theory for now.
// Check if the resource has already been demangled
if ((_vm->_game.platform == Common::kPlatformSegaCD) && (ptr[0] != 1)) {
for (int i = 0; i < size; i++) {
ptr[i] ^= 0x16;
if (ptr[i] >= 0x7F) {
ptr[i] = 0xFE - ptr[i];
ptr[i] ^= 0x80;
}
}
}
// TODO: It would be nice if we could use readVOCFromMemory() here.
// We'd have to add the 'Creative Voice File' header for this, though,
// or make readVOCFromMemory() less strict.
Audio::VocBlockHeader &voc_block_hdr = *(Audio::VocBlockHeader *)ptr;
assert(voc_block_hdr.blocktype == 1);
size = voc_block_hdr.size[0] + (voc_block_hdr.size[1] << 8) + (voc_block_hdr.size[2] << 16) - 2;
rate = Audio::getSampleRateFromVOCRate(voc_block_hdr.sr);
assert(voc_block_hdr.pack == 0);
// Allocate a sound buffer, copy the data into it, and play
sound = (byte *)malloc(size);
memcpy(sound, ptr + 6, size);
stream = Audio::makeRawStream(sound, size, rate, Audio::FLAG_UNSIGNED);
_mixer->playStream(Audio::Mixer::kSFXSoundType, NULL, stream, soundID);
}
else if (_vm->_game.platform != Common::kPlatformFMTowns && READ_BE_UINT32(ptr) == MKTAG('S','O','U','N')) {
if (_vm->_game.version != 3)
ptr += 2;
int type = *(ptr + 0x0D);
if (type == 2) {
// CD track resource
ptr += 0x16;
if (soundID == _currentCDSound && pollCD() == 1)
return;
int track = ptr[0];
int loops = ptr[1];
int start = (ptr[2] * 60 + ptr[3]) * 75 + ptr[4];
int end = (ptr[5] * 60 + ptr[6]) * 75 + ptr[7];
playCDTrack(track, loops == 0xff ? -1 : loops, start, end <= start ? 0 : end - start);
_currentCDSound = soundID;
} else {
// All other sound types are ignored
warning("Scumm::Sound::playSound: encountered audio resoure with chunk type 'SOUN' and sound type %d", type);
}
}
else if ((_vm->_game.id == GID_LOOM) && (_vm->_game.platform == Common::kPlatformMacintosh)) {
// Mac version of Loom uses yet another sound format
/*
playSound #9 (room 70)
000000: 55 00 00 45 73 6f 00 64 01 00 00 00 00 00 00 00 |U..Eso.d........|
000010: 00 05 00 8e 2a 8f 2d 1c 2a 8f 2a 8f 2d 1c 00 28 |....*.-.*.*.-..(|
000020: 00 31 00 3a 00 43 00 4c 00 01 00 00 00 01 00 64 |.1.:.C.L.......d|
000030: 5a 00 01 00 00 00 01 00 64 00 00 01 00 00 00 01 |Z.......d.......|
000040: 00 64 5a 00 01 00 00 00 01 00 64 5a 00 01 00 00 |.dZ.......dZ....|
000050: 00 01 00 64 00 00 00 00 00 00 00 07 00 00 00 64 |...d...........d|
000060: 64 00 00 4e 73 6f 00 64 01 00 00 00 00 00 00 00 |d..Nso.d........|
000070: 00 05 00 89 3d 57 2d 1c 3d 57 3d 57 2d 1c 00 28 |....=W-.=W=W-..(|
playSound #16 (room 69)
000000: dc 00 00 a5 73 6f 00 64 01 00 00 00 00 00 00 00 |....so.d........|
000010: 00 05 00 00 2a 8f 03 e8 03 e8 03 e8 03 e8 00 28 |....*..........(|
000020: 00 79 00 7f 00 85 00 d6 00 01 00 00 00 19 01 18 |.y..............|
000030: 2f 00 18 00 01 18 32 00 18 00 01 18 36 00 18 00 |/.....2.....6...|
000040: 01 18 3b 00 18 00 01 18 3e 00 18 00 01 18 42 00 |..;.....>.....B.|
000050: 18 00 01 18 47 00 18 00 01 18 4a 00 18 00 01 18 |....G.....J.....|
000060: 4e 00 10 00 01 18 53 00 10 00 01 18 56 00 10 00 |N.....S.....V...|
000070: 01 18 5a 00 10 00 02 28 5f 00 01 00 00 00 00 00 |..Z....(_.......|
*/
}
else if ((_vm->_game.platform == Common::kPlatformMacintosh) && (_vm->_game.id == GID_INDY3) && READ_BE_UINT16(ptr + 8) == 0x1C) {
// Sound format as used in Indy3 EGA Mac.
// It seems to be closely related to the Amiga format, see player_v3a.cpp
// The following is known:
// offset 0, 16 LE: total size
// offset 2-7: ?
// offset 8, 16BE: offset to sound data (0x1C = 28 -> header size 28?)
// offset 10-11: ? another offset, maybe related to looping?
// offset 12, 16BE: size of sound data
// offset 14-15: ? often the same as 12-13: maybe loop size/end?
// offset 16-19: ? all 0?
// offset 20, 16BE: rate divisor
// offset 22-23: ? often identical to the rate divisior? (but not in sound 8, which loops)
// offset 24, byte (?): volume
// offset 25: ? same as volume -- maybe left vs. right channel?
// offset 26: ? if != 0: stop current sound?
// offset 27: ? loopcount? 0xff == -1 for infinite?
size = READ_BE_UINT16(ptr + 12);
assert(size);
rate = 3579545 / READ_BE_UINT16(ptr + 20);
sound = (byte *)malloc(size);
int vol = ptr[24] * 4;
int loopStart = 0, loopEnd = 0;
int loopcount = ptr[27];
memcpy(sound, ptr + READ_BE_UINT16(ptr + 8), size);
Audio::SeekableAudioStream *plainStream = Audio::makeRawStream(sound, size, rate, 0);
if (loopcount > 1) {
loopStart = READ_BE_UINT16(ptr + 10) - READ_BE_UINT16(ptr + 8);
loopEnd = READ_BE_UINT16(ptr + 14);
// TODO: Currently we will only ever play till "loopEnd", even when we only have
// a finite repetition count.
stream = new Audio::SubLoopingAudioStream(plainStream, loopcount == 255 ? 0 : loopcount, Audio::Timestamp(0, loopStart, rate), Audio::Timestamp(0, loopEnd, rate));
} else {
stream = plainStream;
}
_mixer->playStream(Audio::Mixer::kSFXSoundType, NULL, stream, soundID, vol, 0);
}
else {
if (_vm->_game.id == GID_MONKEY_VGA || _vm->_game.id == GID_MONKEY_EGA
|| (_vm->_game.id == GID_MONKEY && _vm->_game.platform == Common::kPlatformMacintosh)) {
// Works around the fact that in some places in MonkeyEGA/VGA,
// the music is never explicitly stopped.
// Rather it seems that starting a new music is supposed to
// automatically stop the old song.
if (_vm->_imuse) {
if (READ_BE_UINT32(ptr) != MKTAG('A','S','F','X'))
_vm->_imuse->stopAllSounds();
}
}
if (_vm->_musicEngine) {
_vm->_musicEngine->startSound(soundID);
}
if (_vm->_townsPlayer)
_currentCDSound = _vm->_townsPlayer->getCurrentCdaSound();
}
}
void Sound::processSfxQueues() {
if (_talk_sound_mode != 0) {
if (_talk_sound_mode & 1)
startTalkSound(_talk_sound_a1, _talk_sound_b1, 1);
if (_talk_sound_mode & 2)
startTalkSound(_talk_sound_a2, _talk_sound_b2, 2, &_talkChannelHandle);
_talk_sound_mode = 0;
}
const int act = _vm->getTalkingActor();
if ((_sfxMode & 2) && act != 0) {
Actor *a;
bool finished;
if (_vm->_imuseDigital) {
finished = !isSoundRunning(kTalkSoundID);
} else if (_vm->_game.heversion >= 60) {
finished = !isSoundRunning(1);
} else {
finished = !_mixer->isSoundHandleActive(_talkChannelHandle);
}
if ((uint) act < 0x80 && ((_vm->_game.version == 8) || (_vm->_game.version <= 7 && !_vm->_string[0].no_talk_anim))) {
a = _vm->derefActor(act, "processSfxQueues");
if (a->isInCurrentRoom()) {
if (isMouthSyncOff(_curSoundPos) && !_mouthSyncMode) {
if (!_endOfMouthSync)
a->runActorTalkScript(a->_talkStopFrame);
_mouthSyncMode = 0;
} else if (isMouthSyncOff(_curSoundPos) == 0 && !_mouthSyncMode) {
a->runActorTalkScript(a->_talkStartFrame);
_mouthSyncMode = 1;
}
if (_vm->_game.version <= 6 && finished)
a->runActorTalkScript(a->_talkStopFrame);
}
}
if ((!ConfMan.getBool("subtitles") && finished) || (finished && _vm->_talkDelay == 0)) {
if (!(_vm->_game.version == 8 && _vm->VAR(_vm->VAR_HAVE_MSG) == 0))
_vm->stopTalk();
}
}
if (_sfxMode & 1) {
if (isSfxFinished()) {
_sfxMode &= ~1;
}
}
}
static int compareMP3OffsetTable(const void *a, const void *b) {
return ((const MP3OffsetTable *)a)->org_offset - ((const MP3OffsetTable *)b)->org_offset;
}
void Sound::startTalkSound(uint32 offset, uint32 b, int mode, Audio::SoundHandle *handle) {
int num = 0, i;
int size = 0;
int id = -1;
if (_vm->_game.id == GID_CMI) {
_sfxMode |= mode;
return;
} else if (_vm->_game.id == GID_DIG) {
_sfxMode |= mode;
if (!(_vm->_game.features & GF_DEMO))
return;
char filename[30];
char roomname[10];
if (offset == 1)
strcpy(roomname, "logo");
else if (offset == 15)
strcpy(roomname, "canyon");
else if (offset == 17)
strcpy(roomname, "pig");
else if (offset == 18)
strcpy(roomname, "derelict");
else if (offset == 19)
strcpy(roomname, "wreck");
else if (offset == 20)
strcpy(roomname, "grave");
else if (offset == 23)
strcpy(roomname, "nexus");
else if (offset == 79)
strcpy(roomname, "newton");
else {
warning("startTalkSound: dig demo: unknown room number: %d", offset);
return;
}
_sfxFile->close();
sprintf(filename, "audio/%s.%d/%d.voc", roomname, offset, b);
_vm->openFile(*_sfxFile, filename);
if (!_sfxFile->isOpen()) {
sprintf(filename, "audio/%s_%d/%d.voc", roomname, offset, b);
_vm->openFile(*_sfxFile, filename);
}
if (!_sfxFile->isOpen()) {
sprintf(filename, "%d.%d.voc", offset, b);
_vm->openFile(*_sfxFile, filename);
}
if (!_sfxFile->isOpen()) {
warning("startTalkSound: dig demo: voc file not found");
return;
}
} else {
if (!_sfxFile->isOpen()) {
warning("startTalkSound: SFX file is not open");
return;
}
// Some games frequently assume that starting one sound effect will
// automatically stop any other that may be playing at that time. So
// that is what we do here, but we make an exception for speech.
if (mode == 1 && (_vm->_game.id == GID_TENTACLE || _vm->_game.id == GID_SAMNMAX)) {
id = 777777 + _talk_sound_channel;
_mixer->stopID(id);
}
if (b > 8) {
num = (b - 8) >> 1;
}
if (_offsetTable != NULL) {
MP3OffsetTable *result = NULL, key;
key.org_offset = offset;
result = (MP3OffsetTable *)bsearch(&key, _offsetTable, _numSoundEffects,
sizeof(MP3OffsetTable), compareMP3OffsetTable);
if (result == NULL) {
warning("startTalkSound: did not find sound at offset %d", offset);
return;
}
if (2 * num != result->num_tags) {
warning("startTalkSound: number of tags do not match (%d - %d)", b,
result->num_tags);
num = result->num_tags;
}
offset = result->new_offset;
size = result->compressed_size;
} else {
offset += 8;
size = -1;
}
_sfxFile->seek(offset, SEEK_SET);
assert(num + 1 < (int)ARRAYSIZE(_mouthSyncTimes));
for (i = 0; i < num; i++)
_mouthSyncTimes[i] = _sfxFile->readUint16BE();
_mouthSyncTimes[i] = 0xFFFF;
_sfxMode |= mode;
_curSoundPos = 0;
_mouthSyncMode = true;
}
if (!_soundsPaused && _mixer->isReady()) {
Audio::AudioStream *input = NULL;
switch (_soundMode) {
case kMP3Mode:
#ifdef USE_MAD
{
assert(size > 0);
Common::SeekableReadStream *tmp = _sfxFile->readStream(size);
assert(tmp);
input = Audio::makeMP3Stream(tmp, DisposeAfterUse::YES);
}
#endif
break;
case kVorbisMode:
#ifdef USE_VORBIS
{
assert(size > 0);
Common::SeekableReadStream *tmp = _sfxFile->readStream(size);
assert(tmp);
input = Audio::makeVorbisStream(tmp, DisposeAfterUse::YES);
}
#endif
break;
case kFLACMode:
#ifdef USE_FLAC
{
assert(size > 0);
Common::SeekableReadStream *tmp = _sfxFile->readStream(size);
assert(tmp);
input = Audio::makeFLACStream(tmp, DisposeAfterUse::YES);
}
#endif
break;
default:
input = Audio::makeVOCStream(_sfxFile, Audio::FLAG_UNSIGNED);
break;
}
if (!input) {
warning("startSfxSound failed to load sound");
return;
}
if (_vm->_imuseDigital) {
#ifdef ENABLE_SCUMM_7_8
//_vm->_imuseDigital->stopSound(kTalkSoundID);
_vm->_imuseDigital->startVoice(kTalkSoundID, input);
#endif
} else {
_mixer->playStream(Audio::Mixer::kSpeechSoundType, handle, input, id);
}
}
}
void Sound::stopTalkSound() {
if (_sfxMode & 2) {
if (_vm->_imuseDigital) {
#ifdef ENABLE_SCUMM_7_8
_vm->_imuseDigital->stopSound(kTalkSoundID);
#endif
} else if (_vm->_game.heversion >= 60) {
stopSound(1);
} else {
_mixer->stopHandle(_talkChannelHandle);
}
_sfxMode &= ~2;
}
}
bool Sound::isMouthSyncOff(uint pos) {
uint j;
bool val = true;
uint16 *ms = _mouthSyncTimes;
_endOfMouthSync = false;
do {
val = !val;
j = *ms++;
if (j == 0xFFFF) {
_endOfMouthSync = true;
break;
}
} while (pos > j);
return val;
}
int Sound::isSoundRunning(int sound) const {
#ifdef ENABLE_SCUMM_7_8
if (_vm->_imuseDigital)
return (_vm->_imuseDigital->getSoundStatus(sound) != 0);
#endif
if (sound == _currentCDSound)
return pollCD();
if (_mixer->isSoundIDActive(sound))
return 1;
if (isSoundInQueue(sound))
return 1;
if (sound > _vm->_numSounds || !_vm->_res->isResourceLoaded(rtSound, sound))
return 0;
if (_vm->_musicEngine)
return _vm->_musicEngine->getSoundStatus(sound);
return 0;
}
/**
* Check whether the sound resource with the specified ID is still
* used. This is invoked by ScummEngine::isResourceInUse, to determine
* which resources can be expired from memory.
* Technically, this works very similar to isSoundRunning, however it
* calls IMuse::get_sound_active() instead of IMuse::getSoundStatus().
* The difference between those two is in how they treat sounds which
* are being faded out: get_sound_active() returns true even when the
* sound is being faded out, while getSoundStatus() returns false in
* that case.
*/
bool Sound::isSoundInUse(int sound) const {
#ifdef ENABLE_SCUMM_7_8
if (_vm->_imuseDigital)
return (_vm->_imuseDigital->getSoundStatus(sound) != 0);
#endif
if (sound == _currentCDSound)
return pollCD() != 0;
if (isSoundInQueue(sound))
return true;
if (!_vm->_res->isResourceLoaded(rtSound, sound))
return false;
if (_vm->_imuse)
return _vm->_imuse->get_sound_active(sound);
if (_mixer->isSoundIDActive(sound))
return 1;
return false;
}
bool Sound::isSoundInQueue(int sound) const {
int i, num;
i = _soundQue2Pos;
while (i--) {
if (_soundQue2[i].sound == sound)
return true;
}
i = 0;
while (i < _soundQuePos) {
num = _soundQue[i++];
if (num > 0) {
if (_soundQue[i + 0] == 0x10F && _soundQue[i + 1] == 8 && _soundQue[i + 2] == sound)
return true;
i += num;
}
}
return false;
}
void Sound::stopSound(int sound) {
int i;
if (sound != 0 && sound == _currentCDSound) {
_currentCDSound = 0;
stopCD();
stopCDTimer();
}
if (_vm->_game.version < 7)
_mixer->stopID(sound);
if (_vm->_musicEngine)
_vm->_musicEngine->stopSound(sound);
for (i = 0; i < ARRAYSIZE(_soundQue2); i++) {
if (_soundQue2[i].sound == sound) {
_soundQue2[i].sound = 0;
_soundQue2[i].offset = 0;
_soundQue2[i].channel = 0;
_soundQue2[i].flags = 0;
}
}
}
void Sound::stopAllSounds() {
if (_currentCDSound != 0) {
_currentCDSound = 0;
stopCD();
stopCDTimer();
}
// Clear the (secondary) sound queue
_lastSound = 0;
_soundQue2Pos = 0;
memset(_soundQue2, 0, sizeof(_soundQue2));
if (_vm->_musicEngine) {
_vm->_musicEngine->stopAllSounds();
}
// Stop all SFX
if (!_vm->_imuseDigital) {
_mixer->stopAll();
}
}
void Sound::soundKludge(int *list, int num) {
int i;
#ifdef ENABLE_SCUMM_7_8
if (_vm->_imuseDigital) {
_vm->_imuseDigital->parseScriptCmds(list[0], list[1], list[2], list[3], list[4],
list[5], list[6], list[7]);
return;
}
#endif
if (list[0] == -1) {
processSound();
} else {
_soundQue[_soundQuePos++] = num;
for (i = 0; i < num; i++) {
_soundQue[_soundQuePos++] = list[i];
}
}
}
void Sound::talkSound(uint32 a, uint32 b, int mode, int channel) {
if (_vm->_game.version >= 5 && ConfMan.getBool("speech_mute"))
return;
if (mode == 1) {
_talk_sound_a1 = a;
_talk_sound_b1 = b;
_talk_sound_channel = channel;
} else {
_talk_sound_a2 = a;
_talk_sound_b2 = b;
}
_talk_sound_mode |= mode;
}
/* The sound code currently only supports General Midi.
* General Midi is used in Day Of The Tentacle.
* Roland music is also playable, but doesn't sound well.
* A mapping between roland instruments and GM instruments
* is needed.
*/
void Sound::setupSound() {
delete _sfxFile;
_sfxFile = openSfxFile();
if (_vm->_game.id == GID_FT) {
_vm->VAR(_vm->VAR_VOICE_BUNDLE_LOADED) = _sfxFile->isOpen();
}
}
void Sound::pauseSounds(bool pause) {
if (_vm->_imuse)
_vm->_imuse->pause(pause);
// Don't pause sounds if the game isn't active
// FIXME - this is quite a nasty hack, replace with something cleaner, and w/o
// having to access member vars directly!
if (!_vm->_roomResource)
return;
_soundsPaused = pause;
#ifdef ENABLE_SCUMM_7_8
if (_vm->_imuseDigital) {
_vm->_imuseDigital->pause(pause);
}
#endif
_mixer->pauseAll(pause);
if ((_vm->_game.features & GF_AUDIOTRACKS) && _vm->VAR(_vm->VAR_MUSIC_TIMER) > 0) {
if (pause)
stopCDTimer();
else
startCDTimer();
}
}
BaseScummFile *Sound::openSfxFile() {
struct SoundFileExtensions {
const char *ext;
SoundMode mode;
};
static const SoundFileExtensions extensions[] = {
{ "sou", kVOCMode },
#ifdef USE_FLAC
{ "sof", kFLACMode },
#endif
#ifdef USE_VORBIS
{ "sog", kVorbisMode },
#endif
#ifdef USE_MAD
{ "so3", kMP3Mode },
#endif
{ 0, kVOCMode }
};
ScummFile *file = new ScummFile();
_offsetTable = NULL;
/* Try opening the file <baseName>.sou first, e.g. tentacle.sou.
* That way, you can keep .sou files for multiple games in the
* same directory */
Common::String basename[2];
Common::String tmp;
const char *ptr = strchr(_vm->_filenamePattern.pattern, '.');
if (ptr) {
basename[0] = Common::String(_vm->_filenamePattern.pattern, ptr - _vm->_filenamePattern.pattern + 1);
} else {
basename[0] = _vm->_filenamePattern.pattern;
basename[0] += '.';
}
basename[1] = "monster.";
if (_vm->_game.heversion >= 60) {
if ((_vm->_game.heversion <= 62 && _vm->_game.platform == Common::kPlatformMacintosh) || (_vm->_game.heversion >= 70)) {
tmp = _vm->generateFilename(-2);
} else {
tmp = basename[0] + "tlk";
}
if (file->open(tmp) && _vm->_game.heversion <= 74)
file->setEnc(0x69);
_soundMode = kVOCMode;
} else {
for (uint j = 0; j < 2 && !file->isOpen(); ++j) {
for (int i = 0; extensions[i].ext; ++i) {
tmp = basename[j] + extensions[i].ext;
if (_vm->openFile(*file, tmp)) {
_soundMode = extensions[i].mode;
break;
}
}
}
}
if (_soundMode != kVOCMode) {
/* Now load the 'offset' index in memory to be able to find the MP3 data
The format of the .SO3 file is easy :
- number of bytes of the 'index' part
- N times the following fields (4 bytes each) :
+ offset in the original sound file
+ offset of the MP3 data in the .SO3 file WITHOUT taking into account
the index field and the 'size' field
+ the number of 'tags'
+ the size of the MP3 data
- and then N times :
+ the tags
+ the MP3 data
*/
int size, compressed_offset;
MP3OffsetTable *cur;
compressed_offset = file->readUint32BE();
_offsetTable = (MP3OffsetTable *) malloc(compressed_offset);
_numSoundEffects = compressed_offset / 16;
size = compressed_offset;
cur = _offsetTable;
while (size > 0) {
cur->org_offset = file->readUint32BE();
cur->new_offset = file->readUint32BE() + compressed_offset + 4; /* The + 4 is to take into accound the 'size' field */
cur->num_tags = file->readUint32BE();
cur->compressed_size = file->readUint32BE();
size -= 4 * 4;
cur++;
}
}
return file;
}
bool Sound::isSfxFinished() const {
return !_mixer->hasActiveChannelOfType(Audio::Mixer::kSFXSoundType);
}
// We use a real timer in an attempt to get better sync with CD tracks. This is
// necessary for games like Loom CD.
static void cd_timer_handler(void *refCon) {
ScummEngine *scumm = (ScummEngine *)refCon;