1	Microsoft CCITT G.711
2	Microsoft CCITT G.711 A-Law ¼u-Law CODEC
3	Copyright (c) 1993-1995 Microsoft Corporation
5	CCITT G.711 A-Law @Æ u-Law $Ƶ$Æ p³tÇ0Ñ|¹ UÅ•ÍXÕp¬˜° UÅ•Í tÕÈiÕȲä².
20	CCITT A-Law
30	CCITT u-Law