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#include "LibSoundFile.h"
namespace uscxml {
LibSoundFile::LibSoundFile(const std::string filename) : PCMConverter() {
_filename = filename;
_handle = SndfileHandle(_filename, SFM_READ, SF_FORMAT_PCM_16, 1, 44100);
_format.sampleRate = _handle.samplerate();
_format.alFormat = AL_FORMAT_MONO16;
}
LibSoundFile::~LibSoundFile() {
}
void LibSoundFile::seek(unsigned int pos) {
_handle.seek(pos, 0);
}
int LibSoundFile::read(char* buffer, unsigned int size) {
return _handle.readRaw(buffer, size);
}
void LibSoundFile::setOutFormat(const PCMFormat& format) {
_format = format;
switch (_format.alFormat) {
case AL_FORMAT_MONO8:
_handle = SndfileHandle(_filename, SFM_READ, SF_FORMAT_PCM_S8, 1, _format.sampleRate);
break;
case AL_FORMAT_MONO16:
_handle = SndfileHandle(_filename, SFM_READ, SF_FORMAT_PCM_16, 1, _format.sampleRate);
break;
case AL_FORMAT_STEREO8:
_handle = SndfileHandle(_filename, SFM_READ, SF_FORMAT_PCM_S8, 2, _format.sampleRate);
break;
case AL_FORMAT_STEREO16:
_handle = SndfileHandle(_filename, SFM_READ, SF_FORMAT_PCM_16, 2, _format.sampleRate);
break;
default:
break;
}
}
PCMFormat LibSoundFile::getInFormat() {
return _format;
}
}
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