/* libFLAC - Free Lossless Audio Coder library * Copyright (C) 2000,2001 Josh Coalson * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include #include #include "FLAC/format.h" const byte FLAC__STREAM_SYNC_STRING[4] = { 'f','L','a','C' }; const unsigned FLAC__STREAM_SYNC = 0x664C6143; const unsigned FLAC__STREAM_SYNC_LEN = 32; /* bits */; const unsigned FLAC__STREAM_METADATA_ENCODING_MIN_BLOCK_SIZE_LEN = 16; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_MAX_BLOCK_SIZE_LEN = 16; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_MIN_FRAME_SIZE_LEN = 24; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_MAX_FRAME_SIZE_LEN = 24; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_SAMPLE_RATE_LEN = 20; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_CHANNELS_LEN = 3; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_BITS_PER_SAMPLE_LEN = 5; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_TOTAL_SAMPLES_LEN = 36; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_MD5SUM_LEN = 128; /* bits */ const unsigned FLAC__STREAM_METADATA_ENCODING_LENGTH = 34; /* bytes */ const unsigned FLAC__STREAM_METADATA_IS_LAST_LEN = 1; /* bits */ const unsigned FLAC__STREAM_METADATA_TYPE_LEN = 7; /* bits */ const unsigned FLAC__STREAM_METADATA_LENGTH_LEN = 24; /* bits */ const unsigned FLAC__FRAME_HEADER_SYNC = 0x1fe; const unsigned FLAC__FRAME_HEADER_SYNC_LEN = 9; /* bits */ const unsigned FLAC__FRAME_HEADER_BLOCK_SIZE_LEN = 3; /* bits */ const unsigned FLAC__FRAME_HEADER_SAMPLE_RATE_LEN = 4; /* bits */ const unsigned FLAC__FRAME_HEADER_CHANNEL_ASSIGNMENT_LEN = 4; /* bits */ const unsigned FLAC__FRAME_HEADER_BITS_PER_SAMPLE_LEN = 3; /* bits */ const unsigned FLAC__FRAME_HEADER_ZERO_PAD_LEN = 1; /* bits */ const unsigned FLAC__FRAME_HEADER_CRC8_LEN = 8; /* bits */ const unsigned FLAC__ENTROPY_CODING_METHOD_TYPE_LEN = 2; /* bits */ const unsigned FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE_ORDER_LEN = 4; /* bits */ const unsigned FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE_PARAMETER_LEN = 4; /* bits */ const char *FLAC__EntropyCodingMethodTypeString[] = { "PARTITIONED_RICE" }; const unsigned FLAC__SUBFRAME_LPC_QLP_COEFF_PRECISION_LEN = 4; /* bits */ const unsigned FLAC__SUBFRAME_LPC_QLP_SHIFT_LEN = 5; /* bits */ const unsigned FLAC__SUBFRAME_TYPE_CONSTANT_BITS = 0x00; const unsigned FLAC__SUBFRAME_TYPE_VERBATIM_BITS = 0x02; const unsigned FLAC__SUBFRAME_TYPE_FIXED_BITS = 0x10; const unsigned FLAC__SUBFRAME_TYPE_LPC_BITS = 0x40; const unsigned FLAC__SUBFRAME_TYPE_LEN = 8; /* bits */ const char *FLAC__SubframeTypeString[] = { "CONSTANT", "VERBATIM", "FIXED", "LPC" }; const char *FLAC__ChannelAssignmentString[] = { "INDEPENDENT", "LEFT_SIDE", "RIGHT_SIDE", "MID_SIDE" }; const char *FLAC__MetaDataTypeString[] = { "ENCODING" };