Houston, we have a trunk.

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@3122 221aa14e-8319-0410-a670-987f0aec2ac5

1 files changed, 68 insertions, 0 deletions

diff --git a/gr-audio-windows/src/audio_windows_source.h b/gr-audio-windows/src/audio_windows_source.h
new file mode 100644
index 000000000..718ac2f9c
--- /dev/null
+++ b/gr-audio-windows/src/audio_windows_source.h
@@ -0,0 +1,68 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2004 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio 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, or (at your option)
+ * any later version.
+ *
+ * GNU Radio 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 GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef INCLUDED_AUDIO_WINDOWS_SOURCE_H
+#define INCLUDED_AUDIO_WINDOWS_SOURCE_H
+
+#include <gr_sync_block.h>
+#include <string>
+
+
+class audio_windows_source;
+typedef boost::shared_ptr <audio_windows_source> audio_windows_source_sptr;
+
+audio_windows_source_sptr
+audio_windows_make_source (int sampling_freq, const std::string dev = "");
+
+/*!
+ * \brief audio source using winmm mmsystem (win32 only)
+ *
+ * Output signature is one or two streams of floats.
+ * Output samples will be in the range [-1,1].
+ */
+
+class audio_windows_source : public gr_sync_block
+{
+  friend
+    audio_windows_source_sptr
+  audio_windows_make_source (int sampling_freq,
+			     const std::string device_name);
+
+  int    	d_sampling_freq;
+  std::string   d_device_name;
+  int		d_fd;
+  short        *d_buffer;
+  int		d_chunk_size;
+
+protected:
+  audio_windows_source (int sampling_freq, const std::string device_name = "");
+
+public:
+  ~audio_windows_source ();
+
+  int
+  work (int noutput_items,
+	gr_vector_const_void_star & input_items,
+	gr_vector_void_star & output_items);
+};
+
+#endif /* INCLUDED_AUDIO_WINDOWS_SOURCE_H */