protected function render($name)
{
$action = "render";
$animation = __DIR__ . "/gifs/{$name}.gif";
$checksumPath = __DIR__ . "/gifs/{$name}.{$action}.json";
$dir = __DIR__ . "/output/{$action}/{$name}";
$frameCount = 0;
$checksums = [];
$hasChecksums = $this->loadChecksums($checksumPath, $checksums);
$this->createDirOrClear($dir);
$stream = new MemoryStream();
$stream->loadFromFile($animation);
$decoder = new Decoder($stream);
$renderer = new Renderer($decoder);
$renderer->start(function ($gd, $index) use(&$checksums, $hasChecksums, &$frameCount, $name, $dir) {
$frameCount++;
$paddedIndex = str_pad($index, 3, '0', STR_PAD_LEFT);
$outputPath = "{$dir}/frame{$paddedIndex}.png";
imagepng($gd, $outputPath, 4, PNG_ALL_FILTERS);
$checksum = sha1(file_get_contents($outputPath));
if ($hasChecksums) {
$this->assertEquals($checksum, $checksums[$index]);
}
$checksums[$index] = $checksum;
});
file_put_contents("{$dir}/{$name}.{$action}.json", json_encode($checksums, JSON_PRETTY_PRINT));
}
protected function render(Sample $sample)
{
$frameCount = 0;
$checksums = [];
$dir = $sample->emptyRenderedFramesDir();
$stream = new FileStream($sample->localPath());
$decoder = new Decoder($stream);
$renderer = new Renderer($decoder);
$renderer->start(function (FrameRenderedEvent $event) use(&$checksums, &$frameCount, $dir, $sample) {
$frameCount++;
$stream = new MemoryStream();
ob_start();
imagepng($event->renderedFrame, null, 4, PNG_ALL_FILTERS);
$stream->writeString(ob_get_contents());
ob_end_clean();
//$paddedIndex = str_pad($event->frameIndex, 3, '0', STR_PAD_LEFT);
//$stream->copyContentsToFile("$dir/frame{$paddedIndex}.gif");
$checksum = sha1($stream->getContents());
$this->assertEquals($checksum, $sample->getFrameRenderedSHA1($event->frameIndex));
$checksums[$event->frameIndex] = $checksum;
});
file_put_contents("{$dir}/_sha1.json", json_encode($checksums, JSON_PRETTY_PRINT));
}