From c9c57af5f7995946007a029c1d21f7bc6834f1d0 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Thu, 1 Mar 2012 00:57:33 +0100 Subject: pcm_convert: support the DSD format --- src/pcm_dsd.h | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 src/pcm_dsd.h (limited to 'src/pcm_dsd.h') diff --git a/src/pcm_dsd.h b/src/pcm_dsd.h new file mode 100644 index 00000000..85c2455a --- /dev/null +++ b/src/pcm_dsd.h @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2003-2012 The Music Player Daemon Project + * http://www.musicpd.org + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef MPD_PCM_DSD_H +#define MPD_PCM_DSD_H + +#include "check.h" +#include "pcm_buffer.h" + +#include +#include + +/** + * Wrapper for the dsd2pcm library. + */ +struct pcm_dsd { + struct pcm_buffer buffer; + + struct dsd2pcm_ctx_s *dsd2pcm[32]; +}; + +void +pcm_dsd_init(struct pcm_dsd *dsd); + +void +pcm_dsd_deinit(struct pcm_dsd *dsd); + +void +pcm_dsd_reset(struct pcm_dsd *dsd); + +const float * +pcm_dsd_to_float(struct pcm_dsd *dsd, unsigned channels, bool lsbfirst, + const uint8_t *src, size_t src_size, + size_t *dest_size_r); + +#endif -- cgit v1.2.3