79 lines
2.4 KiB
C++
79 lines
2.4 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 "ultima/ultima8/misc/common_types.h"
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#include "ultima/ultima8/audio/audio_channel.h"
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#include "ultima/ultima8/audio/audio_process.h"
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#include "ultima/ultima8/audio/audio_sample.h"
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#include "common/memstream.h"
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#include "audio/audiostream.h"
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#include "audio/decoders/raw.h"
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namespace Ultima {
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namespace Ultima8 {
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AudioChannel::AudioChannel(Audio::Mixer *mixer, uint32 sampleRate, bool stereo) :
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_mixer(mixer), _priority(0) {
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}
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AudioChannel::~AudioChannel(void) {
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}
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void AudioChannel::playSample(AudioSample *sample, int loop, int priority, bool isSpeech, uint32 pitchShift, byte volume, int8 balance) {
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if (!sample)
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return;
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_priority = priority;
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// Create the _sample
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Audio::SeekableAudioStream *audioStream = sample->makeStream();
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int loops = loop;
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if (loop == -1) {
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// loop forever
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loops = 0;
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}
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Audio::AudioStream *stream = (loop <= 1 && loop != -1) ?
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(Audio::AudioStream *)audioStream :
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new Audio::LoopingAudioStream(audioStream, loops);
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_mixer->stopHandle(_soundHandle);
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_mixer->playStream(isSpeech ? Audio::Mixer::kSpeechSoundType : Audio::Mixer::kSFXSoundType, &_soundHandle, stream, -1, volume, balance);
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if (pitchShift != AudioProcess::PITCH_SHIFT_NONE)
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_mixer->setChannelRate(_soundHandle, stream->getRate() * pitchShift / AudioProcess::PITCH_SHIFT_NONE);
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}
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bool AudioChannel::isPlaying() {
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return _mixer->isSoundHandleActive(_soundHandle);
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}
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void AudioChannel::stop() {
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_mixer->stopHandle(_soundHandle);
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}
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void AudioChannel::setPaused(bool paused) {
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_mixer->pauseHandle(_soundHandle, paused);
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}
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} // End of namespace Ultima8
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} // End of namespace Ultima
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