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/*
* Seven Kingdoms: Ancient Adversaries
* AudioStream
*
* Copyright 2010 Unavowed <unavowed@vexillium.org>
*
* 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, see <http://www.gnu.org/licenses/>.
*
*/
#include <stddef.h>
#include <stdint.h>
#ifndef AUDIO_STREAM_H
#define AUDIO_STREAM_H
class AudioStream
{
public:
virtual ~AudioStream() {};
virtual long read(void *buffer, size_t frame_count) = 0;
virtual bool seek(size_t frame_no) = 0;
virtual int32_t frame_rate() const = 0; /* in PCM frames per sec */
virtual int channels() const = 0;
virtual int sample_size() const = 0; /* in bytes */
int frame_size() const
{
return (this->channels() * this->sample_size());
}
};
#endif
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