MPD 0.17~git
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00001 /* 00002 * Copyright (C) 2003-2011 The Music Player Daemon Project 00003 * http://www.musicpd.org 00004 * 00005 * This program is free software; you can redistribute it and/or modify 00006 * it under the terms of the GNU General Public License as published by 00007 * the Free Software Foundation; either version 2 of the License, or 00008 * (at your option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License along 00016 * with this program; if not, write to the Free Software Foundation, Inc., 00017 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 00018 */ 00019 00020 #ifndef MPD_PCM_CHANNELS_H 00021 #define MPD_PCM_CHANNELS_H 00022 00023 #include <stdint.h> 00024 #include <stddef.h> 00025 00026 struct pcm_buffer; 00027 00039 const int16_t * 00040 pcm_convert_channels_16(struct pcm_buffer *buffer, 00041 unsigned dest_channels, 00042 unsigned src_channels, const int16_t *src, 00043 size_t src_size, size_t *dest_size_r); 00044 00057 const int32_t * 00058 pcm_convert_channels_24(struct pcm_buffer *buffer, 00059 unsigned dest_channels, 00060 unsigned src_channels, const int32_t *src, 00061 size_t src_size, size_t *dest_size_r); 00062 00074 const int32_t * 00075 pcm_convert_channels_32(struct pcm_buffer *buffer, 00076 unsigned dest_channels, 00077 unsigned src_channels, const int32_t *src, 00078 size_t src_size, size_t *dest_size_r); 00079 00080 #endif