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77 lines
1.8 KiB
C++
77 lines
1.8 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 "titanic/sound/audio_buffer.h"
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#include "common/algorithm.h"
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namespace Titanic {
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CAudioBuffer::CAudioBuffer(int maxSize) : _finished(false) {
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reset();
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}
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void CAudioBuffer::reset() {
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_data.clear();
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}
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void CAudioBuffer::push(int16 value) {
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enterCriticalSection();
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_data.push(value);
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leaveCriticalSection();
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}
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void CAudioBuffer::push(const int16 *values, int count) {
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enterCriticalSection();
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for (; count > 0; --count, ++values)
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_data.push(*values);
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leaveCriticalSection();
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}
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int16 CAudioBuffer::pop() {
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enterCriticalSection();
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int16 value = _data.pop();
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leaveCriticalSection();
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return value;
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}
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int CAudioBuffer::read(int16 *values, int count) {
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enterCriticalSection();
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int bytesRead = 0;
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for (; count > 0 && !_data.empty(); --count, ++bytesRead)
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*values++ = _data.pop();
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leaveCriticalSection();
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return bytesRead;
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}
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void CAudioBuffer::enterCriticalSection() {
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_mutex.lock();
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}
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void CAudioBuffer::leaveCriticalSection() {
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_mutex.unlock();
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}
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} // End of namespace Titanic
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