From d1cf21511325622116c42188ef3b2e1e203d6b2d Mon Sep 17 00:00:00 2001
From: Edouard DUPIN <yui.heero@gmail.com>
Date: Thu, 5 Mar 2015 11:20:24 +0100
Subject: [PATCH] [DEV] add etk::to_string

---
 audio/channel.cpp | 16 ++++++++++++++++
 audio/format.cpp  | 17 +++++++++++++++++
 2 files changed, 33 insertions(+)

diff --git a/audio/channel.cpp b/audio/channel.cpp
index d4b8f03..0e3f1bd 100644
--- a/audio/channel.cpp
+++ b/audio/channel.cpp
@@ -87,3 +87,19 @@ std::vector<enum audio::channel> audio::getListChannelFromString(const std::stri
 	}
 	return out;
 }
+
+namespace etk {
+	template<> std::string to_string<enum audio::channel>(const enum audio::channel& _variable) {
+		return listValues[_variable];
+	}
+	template <> bool from_string<enum audio::channel>(enum audio::channel& _variableRet, const std::string& _value) {
+		for (int32_t iii=0; iii<listValuesSize; ++iii) {
+			if (_value == listValues[iii]) {
+				_variableRet = static_cast<enum audio::channel>(iii);
+				return true;
+			}
+		}
+		_variableRet = audio::channel_unknow;
+		return false;
+	}
+}
diff --git a/audio/format.cpp b/audio/format.cpp
index 06cd792..2cc6c2a 100644
--- a/audio/format.cpp
+++ b/audio/format.cpp
@@ -80,4 +80,21 @@ uint32_t audio::getFormatBytes(audio::format _format) {
 	}
 	AUDIO_ERROR("undefined format : " << _format);
 	return 0;
+}
+
+
+namespace etk {
+	template<> std::string to_string<enum audio::format>(const enum audio::format& _variable) {
+		return listValues[_variable];
+	}
+	template <> bool from_string<enum audio::format>(enum audio::format& _variableRet, const std::string& _value) {
+		for (int32_t iii=0; iii<listValuesSize; ++iii) {
+			if (_value == listValues[iii]) {
+				_variableRet = static_cast<enum audio::format>(iii);
+				return true;
+			}
+		}
+		_variableRet = audio::format_unknow;
+		return false;
+	}
 }
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