streo mp3 player see: http://mbed.org/users/okini3939/notebook/I2S_AUDIO
Dependencies: FatFileSystemCpp I2SSlave TLV320 mbed
Fork of madplayer by
Diff: huffman.h
- Revision:
- 0:7627c79db971
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/huffman.h Fri Nov 26 12:18:30 2010 +0000 @@ -0,0 +1,66 @@ +/* + * libmad - MPEG audio decoder library + * Copyright (C) 2000-2004 Underbit Technologies, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * $Id: huffman.h,v 1.1 2010/11/23 20:12:57 andy Exp $ + */ + +# ifndef LIBMAD_HUFFMAN_H +# define LIBMAD_HUFFMAN_H + +union huffquad { + struct { + unsigned short final : 1; + unsigned short bits : 3; + unsigned short offset : 12; + } ptr; + struct { + unsigned short final : 1; + unsigned short hlen : 3; + unsigned short v : 1; + unsigned short w : 1; + unsigned short x : 1; + unsigned short y : 1; + } value; + unsigned short final : 1; +}; + +union huffpair { + struct { + unsigned short final : 1; + unsigned short bits : 3; + unsigned short offset : 12; + } ptr; + struct { + unsigned short final : 1; + unsigned short hlen : 3; + unsigned short x : 4; + unsigned short y : 4; + } value; + unsigned short final : 1; +}; + +struct hufftable { + union huffpair const *table; + unsigned short linbits; + unsigned short startbits; +}; + +extern union huffquad const *const mad_huff_quad_table[2]; +extern struct hufftable const mad_huff_pair_table[32]; + +# endif