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dimuse_script.cpp

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001-2005 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.
 *
 * $Header: /cvsroot/scummvm/scummvm/scumm/imuse_digi/dimuse_script.cpp,v 1.38.2.1 2005/10/18 02:11:25 sev Exp $
 */

#include "common/stdafx.h"
#include "common/system.h"
#include "common/timer.h"

#include "scumm/actor.h"
#include "scumm/scumm.h"
#include "scumm/sound.h"
#include "scumm/imuse_digi/dimuse.h"
#include "scumm/imuse_digi/dimuse_bndmgr.h"

#include "sound/audiostream.h"
#include "sound/mixer.h"

namespace Scumm {

void IMuseDigital::parseScriptCmds(int cmd, int b, int c, int d, int e, int f, int g, int h) {
      int soundId = b;
      int sub_cmd = c;

      if (!cmd)
            return;

      switch (cmd) {
      case 10: // ImuseStopAllSounds
            stopAllSounds();
            break;
      case 12: // ImuseSetParam
            switch (sub_cmd) {
            case 0x400: // select group volume
                  selectVolumeGroup(soundId, d);
                  break;
            case 0x500: // set priority
                  setPriority(soundId, d);
                  break;
            case 0x600: // set volume
                  setVolume(soundId, d);
                  break;
            case 0x700: // set pan
                  setPan(soundId, d);
                  break;
            default:
                  warning("IMuseDigital::doCommand SetParam DEFAULT command %d", sub_cmd);
                  break;
            }
            break;
      case 14: // ImuseFadeParam
            switch (sub_cmd) {
            case 0x600: // set volume fading
                  if ((d != 0) && (e == 0))
                        setVolume(soundId, d);
                  else if ((d == 0) && (e == 0))
                        stopSound(soundId);
                  else
                        setFade(soundId, d, e);
                  break;
            default:
                  warning("IMuseDigital::doCommand FadeParam DEFAULT sub command %d", sub_cmd);
                  break;
            }
            break;
      case 25: // ImuseStartStream
            debug(5, "ImuseStartStream (%d, %d, %d)", soundId, c, d);
            break;
      case 26: // ImuseSwitchStream
            debug(5, "ImuseSwitchStream (%d, %d, %d, %d, %d)", soundId, c, d, e, f);
            break;
      case 0x1000: // ImuseSetState
            debug(5, "ImuseSetState (%d)", b);
            if ((_vm->_gameId == GID_DIG) && (_vm->_features & GF_DEMO)) {
                  if (b == 1) {
                        fadeOutMusic(200);
                        startMusic(1, 127);
                  } else {
                        if (getSoundStatus(2) == 0) {
                              fadeOutMusic(200);
                              startMusic(2, 127);
                        }
                  }
            } else if ((_vm->_gameId == GID_CMI) && (_vm->_features & GF_DEMO)) {
                  fadeOutMusic(120);
                  if (b == 2) {
                        startMusic("in1.imx", 1100, 0, 127);
                  } else if (b == 4) {
                        startMusic("in2.imx", 1120, 0, 127);
                  } else if (b == 8) {
                        startMusic("out1.imx", 1140, 0, 127);
                  } else if (b == 9) {
                        startMusic("out2.imx", 1150, 0, 127);
                  } else if (b == 16) {
                        startMusic("gun.imx", 1210, 0, 127);
                  } else {
                        warning("imuse digital: set state unknown for cmi demo: %d, room: %d", b, _vm->_currentRoom);
                  }
            } else if (_vm->_gameId == GID_DIG) {
                  setDigMusicState(b);
            } else if (_vm->_gameId == GID_CMI) {
                  setComiMusicState(b);
            } else if (_vm->_gameId == GID_FT) {
                  setFtMusicState(b);
            }
            break;
      case 0x1001: // ImuseSetSequence
            debug(5, "ImuseSetSequence (%d)", b);
            if (_vm->_gameId == GID_DIG) {
                  setDigMusicSequence(b);
            } else if (_vm->_gameId == GID_CMI) {
                  setComiMusicSequence(b);
            } else if (_vm->_gameId == GID_FT) {
                  setFtMusicSequence(b);
            }
            break;
      case 0x1002: // ImuseSetCuePoint
            debug(5, "ImuseSetCuePoint (%d)", b);
            if (_vm->_gameId == GID_FT) {
                  setFtMusicCuePoint(b);
            }
            break;
      case 0x1003: // ImuseSetAttribute
            debug(5, "ImuseSetAttribute (%d, %d)", b, c);
            assert((_vm->_gameId == GID_DIG) || (_vm->_gameId == GID_FT));
            if (_vm->_gameId == GID_DIG) {
                  _attributes[b] = c;
            }
            break;
      case 0x2000: // ImuseSetGroupSfxVolume
            debug(5, "ImuseSetGroupSFXVolume (%d)", b);
//          setGroupSfxVolume(b);
            break;
      case 0x2001: // ImuseSetGroupVoiceVolume
            debug(5, "ImuseSetGroupVoiceVolume (%d)", b);
//          setGroupVoiceVolume(b);
            break;
      case 0x2002: // ImuseSetGroupMusicVolume
            debug(5, "ImuseSetGroupMusicVolume (%d)", b);
//          setGroupMusicVolume(b);
            break;
      default:
            error("IMuseDigital::doCommand DEFAULT command %d", cmd);
      }
}

void IMuseDigital::flushTracks() {
      debug(5, "flushTracks()");
      for (int l = 0; l < MAX_DIGITAL_TRACKS + MAX_DIGITAL_FADETRACKS; l++) {
            Track *track = _track[l];
            if (track->used && (track->readyToRemove ||
                        (_vm->_insaneRunning && track->toBeRemoved))) { // INSANE hack for sync timer mode
                  if (track->stream) {
                        if (!track->stream->endOfStream()) {
                              track->stream->finish();
                        }
                        if (track->stream->endOfStream()
                                    || _vm->_mixer->isPaused() // hack for paused Mixer
                                    || _vm->_insaneRunning) { // INSANE hack for sync timer mode
                              _vm->_mixer->stopHandle(track->handle);
                              delete track->stream;
                              track->stream = NULL;
                              _sound->closeSound(track->soundHandle);
                              track->soundHandle = NULL;
                              track->used = false;
                        }
                  } else if (track->stream2) {
                        _vm->_mixer->stopHandle(track->handle);
                        delete track->stream2;
                        track->stream2 = NULL;
                        track->used = false;
                  }
            }
      }
}

void IMuseDigital::refreshScripts() {
      debug(5, "refreshScripts()");
      bool found = false;
      for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
            Track *track = _track[l];
            if (track->used && !track->toBeRemoved && (track->volGroupId == IMUSE_VOLGRP_MUSIC)) {
                  found = true;
            }
      }

      if (!found && (_curMusicSeq != 0)) {
            debug(5, "refreshScripts() Start Sequence");
            parseScriptCmds(0x1001, 0, 0, 0, 0, 0, 0, 0);
      }
}

void IMuseDigital::startVoice(int soundId, AudioStream *input) {
      debug(5, "startVoiceStream(%d)", soundId);
      startSound(soundId, "", 0, IMUSE_VOLGRP_VOICE, input, 0, 127, 127);
}

void IMuseDigital::startVoice(int soundId, const char *soundName) {
      debug(5, "startVoiceBundle(%s)", soundName);
      startSound(soundId, soundName, IMUSE_BUNDLE, IMUSE_VOLGRP_VOICE, NULL, 0, 127, 127);
}

void IMuseDigital::startMusic(int soundId, int volume) {
      debug(5, "startMusicResource(%d)", soundId);
      startSound(soundId, "", IMUSE_RESOURCE, IMUSE_VOLGRP_MUSIC, NULL, 0, volume, 126);
}

void IMuseDigital::startMusic(const char *soundName, int soundId, int hookId, int volume) {
      debug(5, "startMusicBundle(%s)", soundName);
      startSound(soundId, soundName, IMUSE_BUNDLE, IMUSE_VOLGRP_MUSIC, NULL, hookId, volume, 126);
}

void IMuseDigital::startSfx(int soundId, int priority) {
      debug(5, "startSfx(%d)", soundId);
      startSound(soundId, "", IMUSE_RESOURCE, IMUSE_VOLGRP_SFX, NULL, 0, 127, priority);
}

void IMuseDigital::getLipSync(int soundId, int syncId, int32 msPos, int32 &width, int32 &height) {
      int32 sync_size;
      byte *sync_ptr;

      msPos /= 16;
      if (msPos < 65536) {
            for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
                  Track *track = _track[l];
                  if ((track->soundId == soundId) && track->used && !track->toBeRemoved) {
                        _sound->getSyncSizeAndPtrById(track->soundHandle, syncId, sync_size, &sync_ptr);
                        if ((sync_size != 0) && (sync_ptr != NULL)) {
                              sync_size /= 4;
                              while (sync_size--) {
                                    if (READ_BE_UINT16(sync_ptr) >= msPos)
                                          break;
                                    sync_ptr += 4;
                              }
                              if (sync_size < 0)
                                    sync_ptr -= 4;
                              else
                                    if (READ_BE_UINT16(sync_ptr) > msPos)
                                          sync_ptr -= 4;

                              width = sync_ptr[2];
                              height = sync_ptr[3];
                              return;
                        }
                  }
            }
      }
}

int32 IMuseDigital::getPosInMs(int soundId) {
      for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
            Track *track = _track[l];
            if ((track->soundId == soundId) && track->used && !track->toBeRemoved) {
                  int32 pos = (5 * (track->dataOffset + track->regionOffset)) / (track->iteration / 200);
                  return pos;
            }
      }

      return 0;
}

int IMuseDigital::getSoundStatus(int sound) const {
      debug(5, "IMuseDigital::getSoundStatus(%d)", sound);
      for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
            Track *track = _track[l];
            if (track->soundId == sound) {
                  if ((track->stream2 && _vm->_mixer->isSoundHandleActive(track->handle)) ||
                        (track->stream && track->used && !track->readyToRemove)) {
                              return 1;
                  }
            }
      }

      return 0;
}

void IMuseDigital::stopSound(int soundId) {
      debug(5, "IMuseDigital::stopSound(%d)", soundId);
      for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
            Track *track = _track[l];
            if ((track->soundId == soundId) && track->used && !track->toBeRemoved) {
                  track->toBeRemoved = true;
            }
      }
}

int32 IMuseDigital::getCurMusicPosInMs() {
      int soundId = -1;

      for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
            Track *track = _track[l];
            if (track->used && !track->toBeRemoved && (track->volGroupId == IMUSE_VOLGRP_MUSIC)) {
                  soundId = track->soundId;
            }
      }

      int32 msPos = getPosInMs(soundId);
      debug(5, "IMuseDigital::getCurMusicPosInMs(%d) = %d", soundId, msPos);
      return msPos;
}

int32 IMuseDigital::getCurVoiceLipSyncWidth() {
      int32 msPos = getPosInMs(kTalkSoundID) + 50;
      int32 width = 0, height = 0;

      debug(5, "IMuseDigital::getCurVoiceLipSyncWidth(%d)", kTalkSoundID);
      getLipSync(kTalkSoundID, 0, msPos, width, height);
      return width;
}

int32 IMuseDigital::getCurVoiceLipSyncHeight() {
      int32 msPos = getPosInMs(kTalkSoundID) + 50;
      int32 width = 0, height = 0;

      debug(5, "IMuseDigital::getCurVoiceLipSyncHeight(%d)", kTalkSoundID);
      getLipSync(kTalkSoundID, 0, msPos, width, height);
      return height;
}

int32 IMuseDigital::getCurMusicLipSyncWidth(int syncId) {
      int soundId = -1;

      for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
            Track *track = _track[l];
            if (track->used && !track->toBeRemoved && (track->volGroupId == IMUSE_VOLGRP_MUSIC)) {
                  soundId = track->soundId;
            }
      }

      int32 msPos = getPosInMs(soundId) + 50;
      int32 width = 0, height = 0;

      debug(5, "IMuseDigital::getCurVoiceLipSyncWidth(%d, %d)", soundId, msPos);
      getLipSync(soundId, syncId, msPos, width, height);
      return width;
}

int32 IMuseDigital::getCurMusicLipSyncHeight(int syncId) {
      int soundId = -1;

      for (int l = 0; l < MAX_DIGITAL_TRACKS; l++) {
            Track *track = _track[l];
            if (track->used && !track->toBeRemoved && (track->volGroupId == IMUSE_VOLGRP_MUSIC)) {
                  soundId = track->soundId;
            }
      }

      int32 msPos = getPosInMs(soundId) + 50;
      int32 width = 0, height = 0;

      debug(5, "IMuseDigital::getCurVoiceLipSyncHeight(%d, %d)", soundId, msPos);
      getLipSync(soundId, syncId, msPos, width, height);
      return height;
}

void IMuseDigital::stopAllSounds() {
      debug(5, "IMuseDigital::stopAllSounds");

      for (;;) {
            bool foundNotRemoved = false;
            for (int l = 0; l < MAX_DIGITAL_TRACKS + MAX_DIGITAL_FADETRACKS; l++) {
                  Track *track = _track[l];
                  if (track->used) {
                        track->toBeRemoved = true;
                        foundNotRemoved = true;
                  }
            }
            if (!foundNotRemoved)
                  break;
            flushTracks();
            _vm->_system->delayMillis(50);
#if defined(_WIN32_WCE) || defined (PALMOS_MODE) || defined(__SYMBIAN32__)
            _vm->parseEvents(); // timers are events, we need to consume them
#endif
      }
}

void IMuseDigital::pause(bool p) {
      _pause = p;
}

} // End of namespace Scumm

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