(PECL openal >= 0.1.0)
openal_buffer_get — Retrieve an OpenAL buffer property
$buffer
   , int $property
   )bufferAn Open AL(Buffer) resource (previously created by openal_buffer_create()).
property
      Specific property, one of:
      AL_FREQUENCY,
      AL_BITS,
      AL_CHANNELS and
      AL_SIZE.
     
   Returns an integer value appropriate to the property
   requested or FALSE on failure.