/**
* Gets the binary representation of this meta event
*
* @since 1.0
* @uses Util::pack()
* @uses Util::getDeltaByteSequence()
* @uses getSubtype()
*
* @return binary
*/
public function toBinary()
{
if (is_array($this->data)) {
$data = '';
foreach ($this->data as $datum) {
$data .= Util::pack($datum);
}
} else {
$data = $this->data;
}
return Util::pack($this->getType(), $this->getSubtype()) . Util::getDeltaByteSequence($this->length) . $data;
}
/**
* Gets a binary representation of this event
*
* @since 1.0
* @uses Util::getDeltaByteSequence()
* @uses getType()
* @uses Util::pack()
*
* @return Midi
*/
public function toBinary()
{
$delta = Util::getDeltaByteSequence($this->length);
return Util::pack($this->getType()) . $delta . implode('', $this->data);
}
/**
* @since 1.0
* @uses Util::getDeltaByteSequence()
*
* @return binary
*/
public function toBinary()
{
return Util::getDeltaByteSequence($this->ticks);
}
public function testGetDeltaByteSequence()
{
$this->assertEquals(pack('C2', 0x81, 0x7f), Util::getDeltaByteSequence(0xff));
$this->assertEquals(pack('C', 0x69), Util::getDeltaByteSequence(0x69));
}
public function testToBinary()
{
$binary = Util::pack(EventType::SYSTEM_EXCLUSIVE) . Util::getDeltaByteSequence(255) . str_repeat('x', 255);
$this->assertEquals($binary, $this->obj->toBinary());
}