diff options
Diffstat (limited to 'ffmpeg/libavcodec/mpegaudio.h')
| -rw-r--r-- | ffmpeg/libavcodec/mpegaudio.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/ffmpeg/libavcodec/mpegaudio.h b/ffmpeg/libavcodec/mpegaudio.h deleted file mode 100644 index 1591a17..0000000 --- a/ffmpeg/libavcodec/mpegaudio.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * copyright (c) 2001 Fabrice Bellard - * - * This file is part of FFmpeg. - * - * FFmpeg 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. - * - * FFmpeg 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 FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * mpeg audio declarations for both encoder and decoder. - */ - -#ifndef AVCODEC_MPEGAUDIO_H -#define AVCODEC_MPEGAUDIO_H - -#ifndef USE_FLOATS -# define USE_FLOATS 0 -#endif - -#include <stdint.h> - -/* max frame size, in samples */ -#define MPA_FRAME_SIZE 1152 - -/* max compressed frame size */ -#define MPA_MAX_CODED_FRAME_SIZE 1792 - -#define MPA_MAX_CHANNELS 2 - -#define SBLIMIT 32 /* number of subbands */ - -#define MPA_STEREO 0 -#define MPA_JSTEREO 1 -#define MPA_DUAL 2 -#define MPA_MONO 3 - -#ifndef FRAC_BITS -#define FRAC_BITS 23 /* fractional bits for sb_samples and dct */ -#define WFRAC_BITS 16 /* fractional bits for window */ -#endif - -#define IMDCT_SCALAR 1.759 - -#define FRAC_ONE (1 << FRAC_BITS) - -#define FIX(a) ((int)((a) * FRAC_ONE)) - -#if USE_FLOATS -# define INTFLOAT float -typedef float MPA_INT; -typedef float OUT_INT; -#elif FRAC_BITS <= 15 -# define INTFLOAT int -typedef int16_t MPA_INT; -typedef int16_t OUT_INT; -#else -# define INTFLOAT int -typedef int32_t MPA_INT; -typedef int16_t OUT_INT; -#endif - -int ff_mpa_l2_select_table(int bitrate, int nb_channels, int freq, int lsf); - -#endif /* AVCODEC_MPEGAUDIO_H */ |
