/* * ac3.h * * Copyright (C) Aaron Holtzman - May 1999 * * This file is part of ac3dec, a free Dolby AC-3 stream decoder. * * ac3dec 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, or (at your option) * any later version. * * ac3dec 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 GNU Make; see the file COPYING. If not, write to * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. * *------------------------------------------------------------ * * 24 Nov 2001 * Andreas Schultz * Added ac3_buffersize() */ #define AC3_BUFFER_SIZE (6*1024*16) #ifndef __AC3_H__ #define __AC3_H__ #ifdef __OMS__ #include #else //#include "audio_out.h" #endif #include #define AC3_DOLBY_SURR_ENABLE (1<<0) #define AC3_ALTIVEC_ENABLE (1<<1) typedef struct ac3_config_s { // Bit flags that enable various things uint32_t flags; // Number of discrete channels in final output (for downmixing) uint16_t num_output_ch; // Which channel of a dual mono stream to select uint16_t dual_mono_ch_sel; } ac3_config_t; void ac3dec_init (void); #ifdef __OMS__ size_t ac3dec_decode_data (plugin_output_audio_t *output, uint8_t *data_start, uint8_t *data_end); #else size_t ac3dec_decode_data (uint8_t *data_start ,uint8_t *data_end, int ac3reset, int *input_pointer, int *output_pointer, char *ac3_data); #endif uint32_t ac3_buffersize(); #endif