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authorMax Kellermann <max@duempel.org>2012-03-01 00:57:33 +0100
committerMax Kellermann <max@duempel.org>2012-03-01 02:00:12 +0100
commitc9c57af5f7995946007a029c1d21f7bc6834f1d0 (patch)
treee9d81bcb9a41142d3703db447f8343e02c8d7adc /src/pcm_dsd.h
parent25164969932590894671895944f30743d344e541 (diff)
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pcm_convert: support the DSD format
Diffstat (limited to 'src/pcm_dsd.h')
-rw-r--r--src/pcm_dsd.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/src/pcm_dsd.h b/src/pcm_dsd.h
new file mode 100644
index 000000000..85c2455aa
--- /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 <stdbool.h>
+#include <stdint.h>
+
+/**
+ * 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