print "Thumbnailing '{$bucketIn}' to '{$bucketOut}'\n";
// Create the S3 access object
$s3 = new AmazonS3();
// Get object list from input bucket
$objectsIn = getBucketObjects($s3, $bucketIn);
// Process each object. Generate thumbnails only for images
foreach ($objectsIn as $objectIn) {
$key = $objectIn->Key;
print "Processing item '{$key}':\n";
if (substr(guessType($key), 0, 6) == "image/") {
$startTime = microtime(true);
$dataIn = $s3->get_object($bucketIn, $key);
$endTime = microtime(true);
$contentType = guessType($key);
printf("\tDownloaded from S3 in %.2f seconds.\n", $endTime - $startTime);
$startTime = microtime(true);
$dataOut = thumbnailImage($dataIn->body, $contentType);
$endTime = microtime(true);
printf("\tGenerated thumbnail in %.2f seconds.\n", $endTime - $startTime);
$startTime = microtime(true);
if (uploadObject($s3, $bucketOut, $key, $dataOut, AmazonS3::ACL_PUBLIC, $contentType)) {
$endTime = microtime(true);
printf("\tUploaded thumbnail to S3 in %.2f seconds.\n", $endTime - $startTime);
} else {
print "\tCould not upload thumbnail.\n";
}
} else {
print "\tSkipping - not an image\n";
}
print "\n";
}
$message = pullMessage($sqs, $imageQueueURL);
if ($message != null) {
// Extract message detail
$messageDetail = $message['MessageDetail'];
$receiptHandle = (string) $message['ReceiptHandle'];
$imageURLs = $messageDetail['Data'];
print "Processing message with " . count($imageURLs) . " images:\n";
// Do the work
$s3ImageKeys = array();
foreach ($imageURLs as $imageURL) {
// Fetch the image
print " Fetch image '{$imageURL}'\n";
$image = file_get_contents($imageURL);
print " Retrieved " . strlen($image) . " byte image\n";
// Create a thumbnail
$imageThumb = thumbnailImage($image, 'image/png');
// Store the image in S3
$key = 'image_' . md5($imageURL) . '.png';
if (uploadObject($s3, $bucket, $key, $imageThumb)) {
print " Stored image in S3 using key '{$key}'\n";
$s3ImageKeys[] = $key;
}
}
// If the images were processed, pass them to the image renderer
if (count($imageURLs) == count($s3ImageKeys)) {
// Form message to pass page along to image renderer
$origin = $messageDetail['Origin'];
$history = $messageDetail['History'];
$pageTitle = $messageDetail['PageTitle'];
$history[] = 'Processed by ' . $argv[0] . ' at ' . date('c');
$message = json_encode(array('Action' => 'RenderImages', 'Origin' => $origin, 'Data' => $s3ImageKeys, 'History' => $history, 'PageTitle' => $pageTitle));
function addCloudListItem($sdb, $s3, $city, $state, $date, $price, $category, $title, $description, $imagePath)
{
// Form key
$key = md5($city . $state . $date . $price . $category . $title);
// Fetch image, store original and thumbnail in S3
if ($imagePath !== null) {
// Get original
$imageIn = file_get_contents($imagePath);
$imageMem = ImageCreateFromString($imageIn);
// Render as-is to JPEG and read in
$fileOut = tempnam("/tmp", "aws") . ".aws";
$ret = ImageJPEG($imageMem, $fileOut, 100);
$imageOut = file_get_contents($fileOut);
// Create thumbnail
$thumbOut = thumbnailImage($imageOut, "image/jpg");
// Store original and thumbnail in S3
$imageKey = $key . '.jpg';
$thumbKey = $key . '_thumb.jpg';
if (!uploadObject($s3, CL_BUCKET, $imageKey, $imageOut, AmazonS3::ACL_PUBLIC, "image/jpeg") || !uploadObject($s3, CL_BUCKET, $thumbKey, $thumbOut, AmazonS3::ACL_PUBLIC, "image/jpeg")) {
return false;
}
$imageURL = $s3->get_object_url(CL_BUCKET, $imageKey, "60 seconds");
$thumbURL = $s3->get_object_url(CL_BUCKET, $thumbKey, "60 seconds");
} else {
$imageURL = null;
$thumbURL = null;
}
// Store the description in S3
if (uploadObject($s3, CL_BUCKET, $key, $description, AmazonS3::ACL_PUBLIC)) {
$descriptionURL = $s3->get_object_url(CL_BUCKET, $key, "60 seconds");
} else {
return false;
}
// Form attributes
$attrs = array('City' => $city, 'State' => $state, 'Date' => $date, 'Price' => $price, 'Category' => $category, 'Title' => $title, 'Description' => $descriptionURL);
if ($imageURL !== null) {
$attrs['Image'] = $imageURL;
$attrs['Thumb'] = $thumbURL;
}
// Insert item
$res = $sdb->put_attributes(CL_ITEM_DOMAIN, $key, $attrs, true);
return $res->isOK();
}
<?php
function thumbnailImage($imagePath)
{
$im = new Imagick();
$im->setBackgroundColor(new ImagickPixel('transparent'));
$im->readImage(realpath($imagePath));
$dim = $im->getImageGeometry();
if (!isset($_GET['wh'])) {
$wh = 100;
}
$wh = intval($_GET['wh']);
if ($wh <= 0) {
$wh = 100;
}
// $aspect=floatval($dim['width'])/floatval($dim['height']);
// $inverse_aspect=floatval($dim['height'])/floatval($dim['width']);
$width = $wh;
$height = $wh;
$im->setImageFormat("png32");
$im->thumbnailImage($width, $height, true, true);
header("Content-Type: image/png");
echo $im;
}
if (isset($_GET['src'])) {
try {
@thumbnailImage(urldecode($_GET['src']));
} catch (Exception $e) {
}
}
