protected function decode(Sample $sample)
{
$frameCount = 0;
$checksums = [];
$dir = $sample->emptyRawFramesDir();
$stream = new FileStream($sample->localPath());
$decoder = new Decoder($stream);
$decoder->decode(function (FrameDecodedEvent $event) use(&$checksums, &$frameCount, $dir, $sample) {
$frameCount++;
$stream = $event->decodedFrame->getStream();
//$paddedIndex = str_pad($event->frameIndex, 3, '0', STR_PAD_LEFT);
//$stream->copyContentsToFile("$dir/frame{$paddedIndex}.gif");
$checksum = sha1($stream->getContents());
$this->assertEquals($checksum, $sample->getFrameRawSHA1($event->frameIndex));
$checksums[$event->frameIndex] = $checksum;
});
file_put_contents("{$dir}/_sha1.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));
}