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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 "bladerunner/audio_speech.h"
#include "bladerunner/aud_stream.h"
#include "bladerunner/audio_mixer.h"
#include "bladerunner/bladerunner.h"
#include "common/debug.h"
namespace BladeRunner {
#define BUFFER_SIZE 200000
void AudioSpeech::ended() {
//Common::StackLock lock(_mutex);
_isActive = false;
_channel = -1;
}
void AudioSpeech::mixerChannelEnded(int channel, void *data) {
AudioSpeech *audioSpeech = (AudioSpeech*)data;
audioSpeech->ended();
}
AudioSpeech::AudioSpeech(BladeRunnerEngine *vm) : _vm(vm) {
_volume = 50;
_isActive = false;
_data = new byte[BUFFER_SIZE];
_channel = -1;
}
AudioSpeech::~AudioSpeech() {
delete[] _data;
}
bool AudioSpeech::playSpeech(const char *name, int pan) {
// debug("AudioSpeech::playSpeech(\"%s\")", name);
Common::ScopedPtr<Common::SeekableReadStream> r(_vm->getResourceStream(name));
if (!r) {
warning("AudioSpeech::playSpeech: AUD resource \"%s\" not found", name);
return false;
}
if (r->size() > BUFFER_SIZE) {
warning("AudioSpeech::playSpeech: AUD larger than buffer size (%d > %d)", r->size(), BUFFER_SIZE);
return false;
}
if (isPlaying()) {
stopSpeech();
}
r->read(_data, r->size());
if (r->err()) {
warning("AudioSpeech::playSpeech: Error reading resource \"%s\"", name);
return false;
}
AudStream *audioStream = new AudStream(_data);
// TODO: shorty mode - set rate of sound to 33khz
_channel = _vm->_audioMixer->playStream(
Audio::Mixer::kSpeechSoundType,
audioStream,
100,
false,
_volume,
pan,
mixerChannelEnded,
this);
_isActive = true;
return true;
}
void AudioSpeech::stopSpeech() {
//Common::StackLock lock(_mutex);
if (_channel != -1) {
_vm->_audioMixer->stop(_channel, 0);
}
}
bool AudioSpeech::isPlaying() {
if (_channel == -1) {
return false;
}
return _isActive;
}
} // End of namespace BladeRunner
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