libavcodec/mpegaudiodecheader.h

   1 /*
   2  * MPEG Audio header decoder
   3  * Copyright (c) 2001, 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 mpegaudiodecheader.c
  24  * MPEG Audio header decoder.
  25  */
  26
  27 #ifndef AVCODEC_MPEGAUDIODECHEADER_H
  28 #define AVCODEC_MPEGAUDIODECHEADER_H
  29
  30 #include "libavutil/common.h"
  31 #include "mpegaudio.h"
  32
  33
  34 /* header decoding. MUST check the header before because no
  35    consistency check is done there. Return 1 if free format found and
  36    that the frame size must be computed externally */
  37 int ff_mpegaudio_decode_header(MPADecodeContext *s, uint32_t header);
  38
  39 #endif /* AVCODEC_MPEGAUDIODECHEADER_H */