add API to query ALSA supported parameters

1 files changed, 34 insertions, 0 deletions

diff --git a/libs/ardouralsautil/ardouralsautil/deviceinfo.h b/libs/ardouralsautil/ardouralsautil/deviceinfo.h
new file mode 100644
index 0000000000..ab778314e8
--- /dev/null
+++ b/libs/ardouralsautil/ardouralsautil/deviceinfo.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2015 Robin Gareus <robin@gareus.org>
+ * Copyright (C) 2013 Paul Davis
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __libardouralsautil_deviceinfo_h__
+#define __libardouralsautil_deviceinfo_h__
+
+namespace ARDOUR {
+
+	struct ALSADeviceInfo {
+		unsigned int max_channels;
+		unsigned int min_rate, max_rate;
+		unsigned long min_size, max_size;
+		bool valid;
+	};
+
+	int get_alsa_device_parameters (const char* device_name, const bool play, ALSADeviceInfo *nfo);
+}
+#endif