Initialize the OpenAL audio layer openal_device_close openal_listener_get OpenAL Functions PHP Manual openal_device_open (PECL openal:0.1)openal_device_open — Initialize the OpenAL audio layer Description resource openal_device_open ([ string $device_desc ] ) Parameters device_desc Open an audio device optionally specified by device_desc . If device_desc is not specified the first available audio device will be used. Return Values Returns an Open AL(Device) resource on success or FALSE on failure. See Also openal_device_close() openal_context_create() openal_device_close openal_listener_get OpenAL Functions PHP Manual