From c1035a1452fa2aec5414975e83e531c10504b80c Mon Sep 17 00:00:00 2001
From: Joel Holdsworth <joel@airwebreathe.org.uk>
Date: Sat, 17 Jan 2015 21:03:37 +0000
Subject: [PATCH] StoreSession: Support output formats other than srzip

---
 pv/storesession.cpp | 24 ++++++++++++++++++++----
 pv/storesession.hpp |  2 ++
 2 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/pv/storesession.cpp b/pv/storesession.cpp
index ad106bb9..d58fd498 100644
--- a/pv/storesession.cpp
+++ b/pv/storesession.cpp
@@ -34,8 +34,10 @@ using boost::shared_mutex;
 
 using std::deque;
 using std::dynamic_pointer_cast;
+using std::ios_base;
 using std::lock_guard;
 using std::make_pair;
+using std::map;
 using std::min;
 using std::mutex;
 using std::pair;
@@ -124,9 +126,20 @@ bool StoreSession::start()
 	try {
 		auto context = session_.session()->context();
 		auto device = session_.device();
-		output_ = output_format_->create_output(device,
-			{{"filename",
-				Glib::Variant<Glib::ustring>::create(file_name_)}});
+
+		map<string, Glib::VariantBase> options;
+
+		// If the output has the capability to write files, use it.
+		// Otherwise, open the output stream.
+		const auto opt_list = output_format_->options();
+		if (opt_list.find("filename") != opt_list.end())
+			options["filename"] =
+				Glib::Variant<Glib::ustring>::create(file_name_);
+		else
+			output_stream_.open(file_name_, ios_base::binary |
+				ios_base::trunc | ios_base::out);
+
+		output_ = output_format_->create_output(device, options);
 		auto meta = context->create_meta_packet(
 			{{ConfigKey::SAMPLERATE, Glib::Variant<guint64>::create(
 				segment->samplerate())}});
@@ -189,7 +202,9 @@ void StoreSession::store_proc(shared_ptr<data::LogicSegment> segment)
 		try {
 			auto context = session_.session()->context();
 			auto logic = context->create_logic_packet(data, length, unit_size);
-			output_->receive(logic);
+			const string data = output_->receive(logic);
+			if (output_stream_.is_open())
+				output_stream_ << data;
 		} catch (Error error) {
 			error_ = tr("Error while saving.");
 			break;
@@ -205,6 +220,7 @@ void StoreSession::store_proc(shared_ptr<data::LogicSegment> segment)
 	progress_updated();
 
 	output_.reset();
+	output_stream_.close();
 
 	delete[] data;
 }
diff --git a/pv/storesession.hpp b/pv/storesession.hpp
index ce737f34..e6778b5e 100644
--- a/pv/storesession.hpp
+++ b/pv/storesession.hpp
@@ -24,6 +24,7 @@
 #include <stdint.h>
 
 #include <atomic>
+#include <fstream>
 #include <memory>
 #include <mutex>
 #include <string>
@@ -80,6 +81,7 @@ private:
 	const Session &session_;
 
 	std::shared_ptr<sigrok::Output> output_;
+	std::ofstream output_stream_;
 
 	std::thread thread_;
 
-- 
2.30.2