2 files changed, 33 insertions, 0 deletions
diff --git a/sensor/include/trygvis/sensor.h b/sensor/include/trygvis/sensor.h
index f8cfbe5..bcbd43b 100644
--- a/sensor/include/trygvis/sensor.h
+++ b/sensor/include/trygvis/sensor.h
@@ -29,6 +29,15 @@ std::ostream& operator<<(std::ostream& os, sample_format_type const& type);
 
 std::istream& operator>>(std::istream& is, sample_format_type& type);
 
+enum class time_resolution {
+    SECONDS,
+    MILLISECONDS,
+};
+
+std::ostream& operator<<(std::ostream& os, time_resolution const& type);
+
+std::istream& operator>>(std::istream& is, time_resolution & type);
+
 class sample_exception : public runtime_error {
 public:
     sample_exception(const string &what) : runtime_error(what) {
diff --git a/sensor/main/sensor.cpp b/sensor/main/sensor.cpp
index a773e0b..be3d31e 100644
--- a/sensor/main/sensor.cpp
+++ b/sensor/main/sensor.cpp
@@ -53,6 +53,30 @@ std::istream& operator>>(std::istream& is, sample_format_type& type) {
     return is;
 }
 
+std::ostream& operator<<(std::ostream& os, time_resolution const& type) {
+    if (type == time_resolution::SECONDS) {
+        os << "seconds";
+    } else if(type == time_resolution::MILLISECONDS) {
+        os << "milliseconds";
+    }
+
+    return os;
+}
+
+std::istream& operator>>(std::istream& is, time_resolution & type) {
+    string s;
+
+    is >> s;
+
+    if(s == "seconds") {
+        type = time_resolution::SECONDS;
+    } else if(s == "milliseconds") {
+        type = time_resolution::MILLISECONDS;
+    }
+
+    return is;
+}
+
 template<>
 const o<long> SampleRecord::lexical_at(const SampleKey *key) const {
     auto value = at(key);