1 files changed, 47 insertions, 0 deletions
diff --git a/sys/wasapi2/gstwasapi2util.h b/sys/wasapi2/gstwasapi2util.h
new file mode 100644
index 000000000..a5a51ae2c
--- /dev/null
+++ b/sys/wasapi2/gstwasapi2util.h
@@ -0,0 +1,47 @@
+/* GStreamer
+ * Copyright (C) 2020 Seungha Yang <seungha@centricular.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_WASAPI2_UTIL_H__
+#define __GST_WASAPI2_UTIL_H__
+
+#include <gst/gst.h>
+#include <gst/audio/audio.h>
+#include <windows.h>
+
+G_BEGIN_DECLS
+
+/* Static Caps shared between source, sink, and device provider */
+#define GST_WASAPI2_STATIC_CAPS "audio/x-raw, " \
+        "format = (string) " GST_AUDIO_FORMATS_ALL ", " \
+        "layout = (string) interleaved, " \
+        "rate = " GST_AUDIO_RATE_RANGE ", " \
+        "channels = " GST_AUDIO_CHANNELS_RANGE
+
+gboolean  _gst_wasapi2_result (HRESULT hr,
+                               GstDebugCategory * cat,
+                               const gchar * file,
+                               const gchar * function,
+                               gint line);
+
+#define gst_wasapi2_result(result) \
+    _gst_wasapi2_result (result, GST_CAT_DEFAULT, __FILE__, GST_FUNCTION, __LINE__)
+
+G_END_DECLS
+
+#endif /* __GST_WASAPI_UTIL_H__ */