getid3_matroska::EnsureBufferHasEnoughData( int $min_data = 1024 ): bool

1322	private function EnsureBufferHasEnoughData($min_data=1024) {1323		if (($this->current_offset - $this->EBMLbuffer_offset) >= ($this->EBMLbuffer_length - $min_data)) {1324			$read_bytes = max($min_data, $this->getid3->fread_buffer_size());1325 1326			try {1327				$this->fseek($this->current_offset);1328				$this->EBMLbuffer_offset = $this->current_offset;1329				$this->EBMLbuffer        = $this->fread($read_bytes);1330				$this->EBMLbuffer_length = strlen($this->EBMLbuffer);1331			} catch (getid3_exception $e) {1332				$this->warning('EBML parser: '.$e->getMessage());1333				return false;1334			}1335 1336			if ($this->EBMLbuffer_length == 0 && $this->feof()) {1337				return $this->error('EBML parser: ran out of file at offset '.$this->current_offset);1338			}1339		}1340		return true;1341	}