OSC updates and video resolution fixes

tests/OscServerTests.cpp

@@ -43,6 +43,14 @@ void AppendFloat32(std::vector<char>& packet, float value)
 	AppendInt32(packet, static_cast<int>(bits));
 }
 
+void AppendFloat64(std::vector<char>& packet, double value)
+{
+	uint64_t bits = 0;
+	std::memcpy(&bits, &value, sizeof(bits));
+	for (int shift = 56; shift >= 0; shift -= 8)
+		packet.push_back(static_cast<char>((bits >> shift) & 0xff));
+}
+
 std::vector<char> BuildOscPacket(const std::string& address, const std::string& typeTags)
 {
 	std::vector<char> packet;
@@ -89,6 +97,19 @@ void TestDecodeFloatMessage()
 	Expect(message.valueJson.find("0.75") == 0, "float OSC value becomes JSON number");
 }
 
+void TestDecodeDoubleMessage()
+{
+	OscServer server;
+	std::vector<char> packet = BuildOscPacket("/VideoShaderToys/fisheye-reproject/panDegrees", ",d");
+	AppendFloat64(packet, 51.5);
+
+	OscServerTestAccess::Message message;
+	std::string error;
+	Expect(OscServerTestAccess::Decode(server, packet, message, error), "double OSC message decodes");
+	Expect(message.address == "/VideoShaderToys/fisheye-reproject/panDegrees", "double OSC address is preserved");
+	Expect(message.valueJson.find("51.5") == 0, "double OSC value becomes JSON number");
+}
+
 void TestDecodeIntStringAndBoolMessages()
 {
 	OscServer server;
@@ -161,6 +182,7 @@ void TestRejectsUnsupportedAddress()
 int main()
 {
 	TestDecodeFloatMessage();
+	TestDecodeDoubleMessage();
 	TestDecodeIntStringAndBoolMessages();
 	TestDispatchValidAddress();
 	TestRejectsUnsupportedAddress();