streo mp3 player see: http://mbed.org/users/okini3939/notebook/I2S_AUDIO
Dependencies: FatFileSystemCpp I2SSlave TLV320 mbed
Fork of madplayer by
imdct_s.h@2:f28cf0afd021, 2010-11-27 (annotated)
- Committer:
- Gruenfrosch
- Date:
- Sat Nov 27 17:27:33 2010 +0000
- Revision:
- 2:f28cf0afd021
- Parent:
- 0:7627c79db971
Version 3:
* moved another memory block into AHB RAM, giving more room for
* stereo buffer.
* moved content of decode() to main()
* decoding is now safe to be called multiple times (bug in older versions)
* Output routine now fills stereo buffer, DAC output sums channels,
* just for demonstration that stereo output could go here
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Gruenfrosch | 0:7627c79db971 | 1 | /* |
Gruenfrosch | 0:7627c79db971 | 2 | * libmad - MPEG audio decoder library |
Gruenfrosch | 0:7627c79db971 | 3 | * Copyright (C) 2000-2004 Underbit Technologies, Inc. |
Gruenfrosch | 0:7627c79db971 | 4 | * |
Gruenfrosch | 0:7627c79db971 | 5 | * This program is free software; you can redistribute it and/or modify |
Gruenfrosch | 0:7627c79db971 | 6 | * it under the terms of the GNU General Public License as published by |
Gruenfrosch | 0:7627c79db971 | 7 | * the Free Software Foundation; either version 2 of the License, or |
Gruenfrosch | 0:7627c79db971 | 8 | * (at your option) any later version. |
Gruenfrosch | 0:7627c79db971 | 9 | * |
Gruenfrosch | 0:7627c79db971 | 10 | * This program is distributed in the hope that it will be useful, |
Gruenfrosch | 0:7627c79db971 | 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
Gruenfrosch | 0:7627c79db971 | 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Gruenfrosch | 0:7627c79db971 | 13 | * GNU General Public License for more details. |
Gruenfrosch | 0:7627c79db971 | 14 | * |
Gruenfrosch | 0:7627c79db971 | 15 | * You should have received a copy of the GNU General Public License |
Gruenfrosch | 0:7627c79db971 | 16 | * along with this program; if not, write to the Free Software |
Gruenfrosch | 0:7627c79db971 | 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
Gruenfrosch | 0:7627c79db971 | 18 | * |
Gruenfrosch | 0:7627c79db971 | 19 | * $Id: imdct_s.c,v 1.1 2010/11/23 20:12:57 andy Exp $ |
Gruenfrosch | 0:7627c79db971 | 20 | */ |
Gruenfrosch | 0:7627c79db971 | 21 | |
Gruenfrosch | 0:7627c79db971 | 22 | /* 0 */ { MAD_F(0x09bd7ca0) /* 0.608761429 */, |
Gruenfrosch | 0:7627c79db971 | 23 | -MAD_F(0x0ec835e8) /* -0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 24 | -MAD_F(0x0216a2a2) /* -0.130526192 */, |
Gruenfrosch | 0:7627c79db971 | 25 | MAD_F(0x0fdcf549) /* 0.991444861 */, |
Gruenfrosch | 0:7627c79db971 | 26 | -MAD_F(0x061f78aa) /* -0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 27 | -MAD_F(0x0cb19346) /* -0.793353340 */ }, |
Gruenfrosch | 0:7627c79db971 | 28 | |
Gruenfrosch | 0:7627c79db971 | 29 | /* 6 */ { -MAD_F(0x0cb19346) /* -0.793353340 */, |
Gruenfrosch | 0:7627c79db971 | 30 | MAD_F(0x061f78aa) /* 0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 31 | MAD_F(0x0fdcf549) /* 0.991444861 */, |
Gruenfrosch | 0:7627c79db971 | 32 | MAD_F(0x0216a2a2) /* 0.130526192 */, |
Gruenfrosch | 0:7627c79db971 | 33 | -MAD_F(0x0ec835e8) /* -0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 34 | -MAD_F(0x09bd7ca0) /* -0.608761429 */ }, |
Gruenfrosch | 0:7627c79db971 | 35 | |
Gruenfrosch | 0:7627c79db971 | 36 | /* 1 */ { MAD_F(0x061f78aa) /* 0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 37 | -MAD_F(0x0ec835e8) /* -0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 38 | MAD_F(0x0ec835e8) /* 0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 39 | -MAD_F(0x061f78aa) /* -0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 40 | -MAD_F(0x061f78aa) /* -0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 41 | MAD_F(0x0ec835e8) /* 0.923879533 */ }, |
Gruenfrosch | 0:7627c79db971 | 42 | |
Gruenfrosch | 0:7627c79db971 | 43 | /* 7 */ { -MAD_F(0x0ec835e8) /* -0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 44 | -MAD_F(0x061f78aa) /* -0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 45 | MAD_F(0x061f78aa) /* 0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 46 | MAD_F(0x0ec835e8) /* 0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 47 | MAD_F(0x0ec835e8) /* 0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 48 | MAD_F(0x061f78aa) /* 0.382683432 */ }, |
Gruenfrosch | 0:7627c79db971 | 49 | |
Gruenfrosch | 0:7627c79db971 | 50 | /* 2 */ { MAD_F(0x0216a2a2) /* 0.130526192 */, |
Gruenfrosch | 0:7627c79db971 | 51 | -MAD_F(0x061f78aa) /* -0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 52 | MAD_F(0x09bd7ca0) /* 0.608761429 */, |
Gruenfrosch | 0:7627c79db971 | 53 | -MAD_F(0x0cb19346) /* -0.793353340 */, |
Gruenfrosch | 0:7627c79db971 | 54 | MAD_F(0x0ec835e8) /* 0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 55 | -MAD_F(0x0fdcf549) /* -0.991444861 */ }, |
Gruenfrosch | 0:7627c79db971 | 56 | |
Gruenfrosch | 0:7627c79db971 | 57 | /* 8 */ { -MAD_F(0x0fdcf549) /* -0.991444861 */, |
Gruenfrosch | 0:7627c79db971 | 58 | -MAD_F(0x0ec835e8) /* -0.923879533 */, |
Gruenfrosch | 0:7627c79db971 | 59 | -MAD_F(0x0cb19346) /* -0.793353340 */, |
Gruenfrosch | 0:7627c79db971 | 60 | -MAD_F(0x09bd7ca0) /* -0.608761429 */, |
Gruenfrosch | 0:7627c79db971 | 61 | -MAD_F(0x061f78aa) /* -0.382683432 */, |
Gruenfrosch | 0:7627c79db971 | 62 | -MAD_F(0x0216a2a2) /* -0.130526192 */ } |