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101 lines
3 KiB
C++
101 lines
3 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/mutex.h"
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#include "audio/mixer.h"
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#include "audio/audiostream.h"
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#include "audio/decoders/aiff.h"
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#include "engines/grim/debug.h"
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#include "engines/grim/resource.h"
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#include "engines/grim/emi/sound/aifftrack.h"
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namespace Grim {
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AIFFTrack::AIFFTrack(Audio::Mixer::SoundType soundType) {
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_soundType = soundType;
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_looping = false;
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// A preloaded AIFF track may be played multiple times, so we don't
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// want to dispose after playing. The destructor of SoundTrack will
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// take care of disposing the stream instead.
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_disposeAfterPlaying = DisposeAfterUse::NO;
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}
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AIFFTrack::~AIFFTrack() {
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stop();
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if (_handle) {
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g_system->getMixer()->stopHandle(*_handle);
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delete _handle;
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}
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}
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bool AIFFTrack::openSound(const Common::String &filename, const Common::String &soundName, const Audio::Timestamp *start) {
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Common::SeekableReadStream *file = g_resourceloader->openNewStreamFile(filename, true);
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if (!file) {
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Debug::debug(Debug::Sound, "Stream for %s not open", soundName.c_str());
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return false;
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}
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_soundName = soundName;
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Audio::RewindableAudioStream *aiffStream = Audio::makeAIFFStream(file, DisposeAfterUse::YES);
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Audio::SeekableAudioStream *seekStream = dynamic_cast<Audio::SeekableAudioStream *>(aiffStream);
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_stream = aiffStream;
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if (start)
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seekStream->seek(*start);
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if (!_stream)
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return false;
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_handle = new Audio::SoundHandle();
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return true;
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}
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void AIFFTrack::setLooping(bool looping) {
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if (_looping == looping)
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return;
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_looping = looping;
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if (looping && _stream) {
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_stream = Audio::makeLoopingAudioStream(dynamic_cast<Audio::SeekableAudioStream *>(_stream), 0);
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}
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}
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bool AIFFTrack::play() {
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if (_stream) {
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Audio::RewindableAudioStream *stream = dynamic_cast<Audio::RewindableAudioStream *>(_stream);
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if (!_looping) {
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stream->rewind();
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}
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return SoundTrack::play();
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}
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return false;
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}
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bool AIFFTrack::isPlaying() {
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if (!_handle)
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return false;
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return g_system->getMixer()->isSoundHandleActive(*_handle);
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}
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Audio::Timestamp AIFFTrack::getPos() {
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// FIXME: Return actual stream position.
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return g_system->getMixer()->getSoundElapsedTime(*_handle);
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}
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} // end of namespace Grim
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