From acd95215a485ad17693e8eeb3a5797f1a6dfbecd Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Sun, 14 Jun 2015 22:16:31 +0200
Subject: allow to scan for half-duplex ALSA devices

---
 libs/ardouralsautil/ardouralsautil/devicelist.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'libs/ardouralsautil/ardouralsautil')

diff --git a/libs/ardouralsautil/ardouralsautil/devicelist.h b/libs/ardouralsautil/ardouralsautil/devicelist.h
index 2f8c2c4e90..b68a44c3ae 100644
--- a/libs/ardouralsautil/ardouralsautil/devicelist.h
+++ b/libs/ardouralsautil/ardouralsautil/devicelist.h
@@ -23,8 +23,13 @@
 #include <string>
 #include <map>
 namespace ARDOUR {
+	enum AlsaDuplex {
+		HalfDuplexIn  = 1,
+		HalfDuplexOut = 2,
+		FullDuplex    = 3,
+	};
 
-	void get_alsa_audio_device_names (std::map<std::string, std::string>& devices);
+	void get_alsa_audio_device_names (std::map<std::string, std::string>& devices, AlsaDuplex duplex = FullDuplex);
 	void get_alsa_rawmidi_device_names (std::map<std::string, std::string>& devices);
 	void get_alsa_sequencer_names (std::map<std::string, std::string>& devices);
 	int card_to_num(const char* device_name);
-- 
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