ALSA driver 包括ALSA声卡驱动程序.它是Linux的下一代声卡驱动程序.
The Advanced Linux Sound Architecture (ALSA) provides audio and MIDI functionality to the Linux operating system. ALSA has the following significant features:
alsa-lib
ALSA is released under the GPL (GNU General Public license) and the LGPL (GNU Lesser General Public License).