64 lines
1.6 KiB
PHP
64 lines
1.6 KiB
PHP
<?php
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namespace swf2ass;
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class FrameInformation {
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private int $frameNumber;
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private int $frameOffset = 0;
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private float $frameRate;
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private ?ViewFrame $frame;
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public function __construct(int $frameNumber, float $frameRate, ?ViewFrame $frame) {
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$this->frameNumber = $frameNumber;
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$this->frameRate = $frameRate;
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$this->frame = $frame;
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}
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public function setFrameOffset(int $frameOffset) {
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$this->frameOffset = $frameOffset;
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}
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public function getFrameOffset(): int {
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return $this->frameOffset;
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}
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public function getFrame(): ?ViewFrame {
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return $this->frame;
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}
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public function getFrameNumber(): int {
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return $this->frameNumber - $this->frameOffset;
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}
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public function getStartTimeSeconds(): float {
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return $this->getFrameNumber() / $this->frameRate;
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}
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public function getStartTimeMilliSeconds(): int {
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return $this->getStartTimeSeconds() * 1000;
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}
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public function getEndTimeSeconds(): float {
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return $this->getStartTimeSeconds() + $this->getFrameDurationSeconds();
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}
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public function getEndTimeMilliSeconds(): int {
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return $this->getEndTimeSeconds() * 1000;
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}
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public function getFrameDurationSeconds(): float {
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return 1 / $this->frameRate;
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}
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public function getFrameDurationMilliSeconds(): int {
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return $this->getFrameDurationSeconds() * 1000;
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}
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public function diff(FrameInformation $other): FrameInformation {
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return new FrameInformation($this->getFrameNumber() - $other->getFrameNumber(), $this->frameRate, null);
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}
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} |