Make stem export export from right before any processors.

The dialog does not support exporting from the outputs anymore, sorry. Will add options later...


git-svn-id: svn://localhost/ardour2/branches/3.0@8520 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 75 insertions, 0 deletions

diff --git a/libs/ardour/capturing_processor.cc b/libs/ardour/capturing_processor.cc
new file mode 100644
index 0000000000..2fa83ace81
--- /dev/null
+++ b/libs/ardour/capturing_processor.cc
@@ -0,0 +1,75 @@
+/*
+    Copyright (C) 2011 Paul Davis
+    Author: Sakari Bergen
+
+    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.
+
+*/
+
+#include "ardour/capturing_processor.h"
+#include "ardour/session.h"
+#include "ardour/audioengine.h"
+
+namespace ARDOUR {
+
+CapturingProcessor::CapturingProcessor (Session & session)
+  : Processor (session, X_("capture point"))
+  , block_size (session.engine().frames_per_cycle())
+{
+	realloc_buffers ();
+}
+
+CapturingProcessor::~CapturingProcessor()
+{
+}
+
+int
+CapturingProcessor::set_block_size (pframes_t nframes)
+{
+	block_size = nframes;
+	realloc_buffers();
+	return 0;
+}
+
+void
+CapturingProcessor::run (BufferSet& bufs, framepos_t, framepos_t, pframes_t nframes, bool)
+{
+	if (active()) {
+		capture_buffers.read_from (bufs, nframes);
+	}
+}
+
+bool
+CapturingProcessor::configure_io (ChanCount in, ChanCount out)
+{
+	Processor::configure_io (in, out);
+	realloc_buffers();
+	return true;
+}
+
+bool
+CapturingProcessor::can_support_io_configuration (const ChanCount& in, ChanCount& out) const
+{
+	out = in;
+	return true;
+}
+
+void
+CapturingProcessor::realloc_buffers()
+{
+	capture_buffers.ensure_buffers (_configured_input, block_size);
+}
+
+} // namespace ARDOUR