File: frontend.h

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/*
 *  TwoLAME: an optimized MPEG Audio Layer Two encoder
 *
 *  Copyright (C) 2004-2018 The TwoLAME Project
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser 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
 *
 */


/*
  Constants
*/
#define MP2_BUF_SIZE         (16384)
#define AUDIO_BUF_SIZE       (9210)
#define MAX_NAME_SIZE        (1024)
#define OUTPUT_SUFFIX        ".mp2"
#define DEFAULT_CHANNELS     (2)
#define DEFAULT_SAMPLERATE   (44100)
#define DEFAULT_SAMPLESIZE   (16)


/*
  Result codes
*/
#define ERR_NO_ERROR         (0) // No Error (encoded ok)
#define ERR_NO_ENCODE        (1) // No Error (no encoding performed)
#define ERR_OPENING_INPUT    (2) // Error opening input file
#define ERR_OPENING_OUTPUT   (4) // Error opening output file
#define ERR_MEM_ALLOC        (6) // Error allocating memory
#define ERR_INVALID_PARAM    (8) // Error in chosen encoding parameters
#define ERR_READING_INPUT    (10)    // Error reading input
#define ERR_ENCODING         (12)    // Error occurred during encoding
#define ERR_WRITING_OUTPUT   (14)    // Error occurred writing to output file