ref: e7a86f9e7d40a6d6354453109fc1c8b6852b0a38
dir: /libfaad/is.h/
/* ** FAAD - Freeware Advanced Audio Decoder ** Copyright (C) 2002 M. Bakker ** ** 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: is.h,v 1.4 2002/06/13 11:03:27 menno Exp $ **/ #ifndef __IS_H__ #define __IS_H__ #ifdef __cplusplus extern "C" { #endif #include "syntax.h" void is_decode(ic_stream *ics, ic_stream *icsr, real_t *l_spec, real_t *r_spec, uint16_t frame_len); static INLINE int8_t is_intensity(ic_stream *ics, uint8_t group, uint8_t sfb) { switch (ics->sfb_cb[group][sfb]) { case INTENSITY_HCB: return 1; case INTENSITY_HCB2: return -1; default: return 0; } } static INLINE int8_t invert_intensity(ic_stream *ics, uint8_t group, uint8_t sfb) { if (ics->ms_mask_present == 1) return (1-2*ics->ms_used[group][sfb]); return 1; } #ifdef __cplusplus } #endif #endif