From ddd4f675a2d42b0c8156e03bf3e93f39df2fe609 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Tue, 27 Mar 2012 01:01:16 +0200
Subject: pcm_export: implement 24 to 32 bit conversion
For 32 bit DSD-over-USB support.
---
src/pcm_export.h | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
(limited to 'src/pcm_export.h')
diff --git a/src/pcm_export.h b/src/pcm_export.h
index c132c7169..418dcdfa3 100644
--- a/src/pcm_export.h
+++ b/src/pcm_export.h
@@ -68,6 +68,12 @@ struct pcm_export_state {
*/
bool dsd_usb;
+ /**
+ * Convert (padded) 24 bit samples to 32 bit by shifting 8
+ * bits to the left?
+ */
+ bool shift8;
+
/**
* Pack 24 bit samples?
*/
@@ -106,7 +112,7 @@ pcm_export_deinit(struct pcm_export_state *state);
void
pcm_export_open(struct pcm_export_state *state,
enum sample_format sample_format, unsigned channels,
- bool dsd_usb, bool pack, bool reverse_endian);
+ bool dsd_usb, bool shift8, bool pack, bool reverse_endian);
/**
* Export a PCM buffer.
--
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