(PECL openal >= 0.1.0)
openal_buffer_get — Retrieve an OpenAL buffer property
$buffer
, int $property
)buffer
An Open AL(Buffer) resource (previously created by openal_buffer_create()).
property
Specific property, one of:
AL_FREQUENCY,
AL_BITS,
AL_CHANNELS 和
AL_SIZE.
Returns an integer value appropriate to the property
requested 或者在失败时返回 FALSE.