libavcodec/mpegaudiodata.h

   1 /*
   2  * MPEG Audio common tables
   3  * copyright (c) 2002 Fabrice Bellard
   4  *
   5  * This file is part of FFmpeg.
   6  *
   7  * FFmpeg is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * FFmpeg is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with FFmpeg; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20  */
  21
  22 /**
  23  * @file mpegaudiodata.h
  24  * mpeg audio layer common tables.
  25  */
  26
  27 #ifndef FFMPEG_MPEGAUDIODATA_H
  28 #define FFMPEG_MPEGAUDIODATA_H
  29
  30 #include "libavutil/common.h"
  31
  32 #define MODE_EXT_MS_STEREO 2
  33 #define MODE_EXT_I_STEREO  1
  34
  35 extern const uint16_t ff_mpa_bitrate_tab[2][3][15];
  36 extern const uint16_t ff_mpa_freq_tab[3];
  37 extern const int32_t ff_mpa_enwindow[257];
  38 extern const int ff_mpa_sblimit_table[5];
  39 extern const int ff_mpa_quant_steps[17];
  40 extern const int ff_mpa_quant_bits[17];
  41 extern const unsigned char * const ff_mpa_alloc_tables[5];
  42
  43 #endif /* FFMPEG_MPEGAUDIODATA_H */