Moved session creation into DevInst objects

[pulseview.git] / pv / device / inputfile.h

diff --git a/pv/device/inputfile.h b/pv/device/inputfile.h
new file mode 100644 (file)
index 0000000..150418d
--- /dev/null
+++ b/pv/device/inputfile.h
@@ -0,0 +1,68 @@
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#ifndef PULSEVIEW_PV_DEVICE_INPUTFILE_H
+#define PULSEVIEW_PV_DEVICE_INPUTFILE_H
+
+#include "file.h"
+
+#include <string>
+
+struct sr_input;
+struct sr_input_format;
+
+namespace pv {
+namespace device {
+
+class InputFile : public File
+{
+public:
+       InputFile(const std::string &path);
+
+       sr_dev_inst* dev_inst() const;
+
+       virtual void use(SigSession *owner) throw(QString);
+
+       virtual void release();
+
+       virtual void start();
+
+       virtual void run();
+
+private:
+       /**
+        * Attempts to autodetect the format. Failing that
+        * @param filename The filename of the input file.
+        * @return A pointer to the 'struct sr_input_format' that should be used,
+        *         or NULL if no input format was selected or auto-detected.
+        */
+       static sr_input_format* determine_input_file_format(
+               const std::string &filename);
+
+       static sr_input* load_input_file_format(const std::string &filename,
+               sr_input_format *format);
+private:
+       sr_input *_input;
+};
+
+} // device
+} // pv
+
+#endif // PULSEVIEW_PV_DEVICE_INPUTFILE_H