void input_flac::open(std::string path)
{
FLAC__StreamDecoderInitStatus status = init(path);
if (status != FLAC__STREAM_DECODER_INIT_STATUS_OK) {
throw new input_error("failed to initialize decoder");
}
process_until_end_of_metadata();
}
uint16_t flacReader::reset( const char * filename, int alignUnit )
{
if( is_valid() )
finish();
state = 0;
#if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT <= 7
set_filename( filename );
if ( init() != FLAC__FILE_DECODER_OK )
#else // flac 1.1.3+
if ( init( filename ) != FLAC__STREAM_DECODER_INIT_STATUS_OK )
#endif
{
ERR( "Failed to initialize flac decoder\n" );
return( 1 );
}
fName = filename;
state |= named;
if ( ! process_until_end_of_metadata() )
{
ERR( "Failed to read flac file metadata\n" );
return( 1 );
}
soundCheck( this );
unsent = 0;
alignment = alignUnit ? alignUnit :
fmeta.data.stream_info.channels *
fmeta.data.stream_info.bits_per_sample / 8;
maxFrame = fmeta.data.stream_info.max_blocksize *
fmeta.data.stream_info.channels *
fmeta.data.stream_info.bits_per_sample / 8;
if( reserve ) delete reserve;
reserve = new char[ maxFrame ];
pos.max = unread = flacHeader::bytesUncompressed( &fmeta );
surplus = ( alignment ? unread % alignment : 0 );
gcount = bufPos = 0;
return 0;
}