Updated documentation for microphone, and reduced microphone polling restrictions.

changelog.txt

@@ -1,3 +1,4 @@
+28-april-2010 - ugetab - Added microphone support option. When enabled, Port 2 Start activates the Microphone. Movies also support this.
 25-april-2010 - FatRatKnight - Fixed a potential desync that plays out an extra frame without an update to the frame count involving heavy lua use, joypad.get, and a loadstate.
 23-april-2010 - ugetab - Win32 - Added Tools>GUI option to partially disable visual themes, so the emulator can be made to look like it did in 2.1.1 and earlier releases.
 20-april-2010 - adelikat - New lua functions movie.ispoweron() and movie.isfromsavestate()

src/input.cpp

@@ -127,16 +127,13 @@ static DECLFR(JPRead)
 
 	// Not verified against hardware.
 	if (replaceP2StartWithMicrophone) {
-	// This line is iffy, may cause trouble. Needs more testing.
-		if (joy_readbit[1] >= 8) {
-			if (joy[1]&8) {
-				microphone = !microphone;
-				if (microphone) {
-					ret|=4;
-				}
-			} else {
-				microphone = false;
+		if (joy[1]&8) {
+			microphone = !microphone;
+			if (microphone) {
+				ret|=4;
 			}
+		} else {
+			microphone = false;
 		}
 	}