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Diffstat (limited to 'engines/sci/sfx/audio.cpp')
| -rw-r--r-- | engines/sci/sfx/audio.cpp | 355 |
1 files changed, 0 insertions, 355 deletions
diff --git a/engines/sci/sfx/audio.cpp b/engines/sci/sfx/audio.cpp deleted file mode 100644 index d2cb72fec1..0000000000 --- a/engines/sci/sfx/audio.cpp +++ /dev/null @@ -1,355 +0,0 @@ -/* 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. - * - * $URL$ - * $Id$ - * - */ - -#include "sci/resource.h" -#include "sci/engine/kernel.h" -#include "sci/engine/seg_manager.h" -#include "sci/sfx/audio.h" - -#include "common/system.h" - -#include "sound/audiostream.h" -#include "sound/audiocd.h" -#include "sound/wave.h" - -namespace Sci { - -AudioPlayer::AudioPlayer(ResourceManager *resMan) : _resMan(resMan), _audioRate(11025), - _syncResource(NULL), _syncOffset(0), _audioCdStart(0) { - - _mixer = g_system->getMixer(); -} - -AudioPlayer::~AudioPlayer() { - stopAllAudio(); -} - -void AudioPlayer::stopAllAudio() { - stopSoundSync(); - stopAudio(); - if (_audioCdStart > 0) - audioCdStop(); -} - -int AudioPlayer::startAudio(uint16 module, uint32 number) { - int sampleLen; - Audio::AudioStream *audioStream = getAudioStream(number, module, &sampleLen); - - if (audioStream) { - _mixer->playInputStream(Audio::Mixer::kSpeechSoundType, &_audioHandle, audioStream); - return sampleLen; - } - - return 0; -} - -void AudioPlayer::stopAudio() { - _mixer->stopHandle(_audioHandle); -} - -void AudioPlayer::pauseAudio() { - _mixer->pauseHandle(_audioHandle, true); -} - -void AudioPlayer::resumeAudio() { - _mixer->pauseHandle(_audioHandle, false); -} - -int AudioPlayer::getAudioPosition() { - if (_mixer->isSoundHandleActive(_audioHandle)) - return _mixer->getSoundElapsedTime(_audioHandle) * 6 / 100; // return elapsed time in ticks - else - return -1; // Sound finished -} - -enum SolFlags { - kSolFlagCompressed = 1 << 0, - kSolFlagUnknown = 1 << 1, - kSolFlag16Bit = 1 << 2, - kSolFlagIsSigned = 1 << 3 -}; - -// FIXME: Move this to sound/adpcm.cpp? -// Note that the 16-bit version is also used in coktelvideo.cpp -static const uint16 tableDPCM16[128] = { - 0x0000, 0x0008, 0x0010, 0x0020, 0x0030, 0x0040, 0x0050, 0x0060, 0x0070, 0x0080, - 0x0090, 0x00A0, 0x00B0, 0x00C0, 0x00D0, 0x00E0, 0x00F0, 0x0100, 0x0110, 0x0120, - 0x0130, 0x0140, 0x0150, 0x0160, 0x0170, 0x0180, 0x0190, 0x01A0, 0x01B0, 0x01C0, - 0x01D0, 0x01E0, 0x01F0, 0x0200, 0x0208, 0x0210, 0x0218, 0x0220, 0x0228, 0x0230, - 0x0238, 0x0240, 0x0248, 0x0250, 0x0258, 0x0260, 0x0268, 0x0270, 0x0278, 0x0280, - 0x0288, 0x0290, 0x0298, 0x02A0, 0x02A8, 0x02B0, 0x02B8, 0x02C0, 0x02C8, 0x02D0, - 0x02D8, 0x02E0, 0x02E8, 0x02F0, 0x02F8, 0x0300, 0x0308, 0x0310, 0x0318, 0x0320, - 0x0328, 0x0330, 0x0338, 0x0340, 0x0348, 0x0350, 0x0358, 0x0360, 0x0368, 0x0370, - 0x0378, 0x0380, 0x0388, 0x0390, 0x0398, 0x03A0, 0x03A8, 0x03B0, 0x03B8, 0x03C0, - 0x03C8, 0x03D0, 0x03D8, 0x03E0, 0x03E8, 0x03F0, 0x03F8, 0x0400, 0x0440, 0x0480, - 0x04C0, 0x0500, 0x0540, 0x0580, 0x05C0, 0x0600, 0x0640, 0x0680, 0x06C0, 0x0700, - 0x0740, 0x0780, 0x07C0, 0x0800, 0x0900, 0x0A00, 0x0B00, 0x0C00, 0x0D00, 0x0E00, - 0x0F00, 0x1000, 0x1400, 0x1800, 0x1C00, 0x2000, 0x3000, 0x4000 -}; - -static const byte tableDPCM8[8] = {0, 1, 2, 3, 6, 10, 15, 21}; - -static void deDPCM16(byte *soundBuf, Common::SeekableReadStream &audioStream, uint32 n) { - int16 *out = (int16 *) soundBuf; - - int32 s = 0; - for (uint32 i = 0; i < n; i++) { - byte b = audioStream.readByte(); - if (b & 0x80) - s -= tableDPCM16[b & 0x7f]; - else - s += tableDPCM16[b]; - - s = CLIP<int32>(s, -32768, 32767); - *out++ = s; - } -} - -static void deDPCM8Nibble(byte *soundBuf, int32 &s, byte b) { - if (b & 8) - s -= tableDPCM8[7 - (b & 7)]; - else - s += tableDPCM8[b & 7]; - s = CLIP<int32>(s, 0, 255); - *soundBuf = TO_LE_16(s); -} - -static void deDPCM8(byte *soundBuf, Common::SeekableReadStream &audioStream, uint32 n) { - int32 s = 0x80; - - for (uint i = 0; i < n; i++) { - byte b = audioStream.readByte(); - - deDPCM8Nibble(soundBuf++, s, b >> 4); - deDPCM8Nibble(soundBuf++, s, b & 0xf); - } -} - -// Sierra SOL audio file reader -// Check here for more info: http://wiki.multimedia.cx/index.php?title=Sierra_Audio -static bool readSOLHeader(Common::SeekableReadStream *audioStream, int headerSize, uint32 &size, uint16 &audioRate, byte &audioFlags) { - if (headerSize != 11 && headerSize != 12) { - warning("SOL audio header of size %i not supported", headerSize); - return false; - } - - audioStream->readUint32LE(); // skip "SOL" + 0 (4 bytes) - audioRate = audioStream->readUint16LE(); - audioFlags = audioStream->readByte(); - - size = audioStream->readUint32LE(); - return true; -} - -static byte* readSOLAudio(Common::SeekableReadStream *audioStream, uint32 &size, byte audioFlags, byte &flags) { - byte *buffer; - - // Convert the SOL stream flags to our own format - flags = 0; - if (audioFlags & kSolFlag16Bit) - flags |= Audio::Mixer::FLAG_16BITS | Audio::Mixer::FLAG_LITTLE_ENDIAN; - - if (!(audioFlags & kSolFlagIsSigned)) - flags |= Audio::Mixer::FLAG_UNSIGNED; - - if (audioFlags & kSolFlagCompressed) { - buffer = (byte *)malloc(size * 2); - - if (audioFlags & kSolFlag16Bit) - deDPCM16(buffer, *audioStream, size); - else - deDPCM8(buffer, *audioStream, size); - - size *= 2; - } else { - // We assume that the sound data is raw PCM - buffer = (byte *)malloc(size); - audioStream->read(buffer, size); - } - - return buffer; -} - -Audio::AudioStream* AudioPlayer::getAudioStream(uint32 number, uint32 volume, int *sampleLen) { - Audio::AudioStream *audioStream = 0; - uint32 size = 0; - byte *data = 0; - byte flags = 0; - Sci::Resource* audioRes; - - if (volume == 65535) { - audioRes = _resMan->findResource(ResourceId(kResourceTypeAudio, number), false); - if (!audioRes) { - warning("Failed to find audio entry %i", number); - return NULL; - } - } else { - audioRes = _resMan->findResource(ResourceId(kResourceTypeAudio36, volume, number), false); - if (!audioRes) { - warning("Failed to find audio entry (%i, %i, %i, %i, %i)", volume, (number >> 24) & 0xff, - (number >> 16) & 0xff, (number >> 8) & 0xff, number & 0xff); - return NULL; - } - } - - byte audioFlags; - - if (audioRes->headerSize > 0) { - // SCI1.1 - Common::MemoryReadStream headerStream(audioRes->header, audioRes->headerSize, Common::DisposeAfterUse::NO); - - if (readSOLHeader(&headerStream, audioRes->headerSize, size, _audioRate, audioFlags)) { - Common::MemoryReadStream dataStream(audioRes->data, audioRes->size, Common::DisposeAfterUse::NO); - data = readSOLAudio(&dataStream, size, audioFlags, flags); - } - } else { - // SCI1 or WAVE file - if (audioRes->size > 4) { - if (memcmp(audioRes->data, "RIFF", 4) == 0) { - // WAVE detected - Common::MemoryReadStream *waveStream = new Common::MemoryReadStream(audioRes->data, audioRes->size, Common::DisposeAfterUse::NO); - audioStream = Audio::makeWAVStream(waveStream, true, false); - } - } - if (!audioStream) { - // SCI1 raw audio - size = audioRes->size; - data = (byte *)malloc(size); - assert(data); - memcpy(data, audioRes->data, size); - flags = Audio::Mixer::FLAG_UNSIGNED; - } - } - - if (data) { - audioStream = Audio::makeLinearInputStream(data, size, _audioRate, - flags | Audio::Mixer::FLAG_AUTOFREE, 0, 0); - } - if (audioStream) { - *sampleLen = (flags & Audio::Mixer::FLAG_16BITS ? size >> 1 : size) * 60 / _audioRate; - return audioStream; - } - - return NULL; -} - -void AudioPlayer::setSoundSync(ResourceId id, reg_t syncObjAddr, SegManager *segMan) { - _syncResource = _resMan->findResource(id, 1); - _syncOffset = 0; - - if (_syncResource) { - PUT_SEL32V(segMan, syncObjAddr, syncCue, 0); - } else { - warning("setSoundSync: failed to find resource %s", id.toString().c_str()); - // Notify the scripts to stop sound sync - PUT_SEL32V(segMan, syncObjAddr, syncCue, SIGNAL_OFFSET); - } -} - -void AudioPlayer::doSoundSync(reg_t syncObjAddr, SegManager *segMan) { - if (_syncResource && (_syncOffset < _syncResource->size - 1)) { - int16 syncCue = -1; - int16 syncTime = (int16)READ_LE_UINT16(_syncResource->data + _syncOffset); - - _syncOffset += 2; - - if ((syncTime != -1) && (_syncOffset < _syncResource->size - 1)) { - syncCue = (int16)READ_LE_UINT16(_syncResource->data + _syncOffset); - _syncOffset += 2; - } - - PUT_SEL32V(segMan, syncObjAddr, syncTime, syncTime); - PUT_SEL32V(segMan, syncObjAddr, syncCue, syncCue); - } -} - -void AudioPlayer::stopSoundSync() { - if (_syncResource) { - _resMan->unlockResource(_syncResource); - _syncResource = NULL; - } -} - -int AudioPlayer::audioCdPlay(int track, int start, int duration) { - if (getSciVersion() == SCI_VERSION_1_1) { - // King's Quest VI CD Audio format - _audioCdStart = g_system->getMillis(); - - // Subtract one from track. KQ6 starts at track 1, while ScummVM - // ignores the data track and considers track 2 to be track 1. - AudioCD.play(track - 1, 1, start, duration); - return 1; - } else { - // Jones in the Fast Lane CD Audio format - uint32 length = 0; - - audioCdStop(); - - Common::File audioMap; - if(!audioMap.open("cdaudio.map")) - error("Could not open cdaudio.map"); - - while (audioMap.pos() < audioMap.size()) { - uint16 res = audioMap.readUint16LE(); - uint32 startFrame = audioMap.readUint16LE(); - startFrame += audioMap.readByte() << 16; - audioMap.readByte(); // Unknown, always 0x20 - length = audioMap.readUint16LE(); - length += audioMap.readByte() << 16; - audioMap.readByte(); // Unknown, always 0x00 - - // Jones uses the track as the resource value in the map - if (res == track) { - AudioCD.play(1, 1, startFrame, length); - _audioCdStart = g_system->getMillis(); - break; - } - } - - audioMap.close(); - - return length * 60 / 75; // return sample length in ticks - } -} - -void AudioPlayer::audioCdStop() { - _audioCdStart = 0; - AudioCD.stop(); -} - -void AudioPlayer::audioCdUpdate() { - AudioCD.updateCD(); -} - -int AudioPlayer::audioCdPosition() { - // Return -1 if the sample is done playing. Converting to frames to compare. - if (((g_system->getMillis() - _audioCdStart) * 75 / 1000) >= (uint32)AudioCD.getStatus().duration) - return -1; - - // Return the position otherwise (in ticks). - return (g_system->getMillis() - _audioCdStart) * 60 / 1000; -} - -} // End of namespace Sci |