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Merge 5e12c36fd8c5b400391d74d877c09595dfd259ea into d1c88a6fdb28f06da85e4376e7935d8d67eb4b2b

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Andrew Bagshaw 2017-04-26 16:15:57 +00:00 committed by GitHub
commit dd88063a78
1 changed files with 37 additions and 0 deletions
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37
bl-kernel/helpers/image.class.php
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@ -12,6 +12,9 @@ class Image {
// *** Open up the file // *** Open up the file
$this->image = $this->openImage($fileName); $this->image = $this->openImage($fileName);
// *** Fix issues with orientation being set in metadata
$this->fixOrientation($fileName);
// *** Get width and height // *** Get width and height
$this->width = imagesx($this->image); $this->width = imagesx($this->image);
$this->height = imagesy($this->image); $this->height = imagesy($this->image);
@ -19,6 +22,40 @@ class Image {
$this->resizeImage($newWidth, $newHeight, $option); $this->resizeImage($newWidth, $newHeight, $option);
} }
private function fixOrientation($filename) {
$exif = exif_read_data($filename);
if (!empty($exif['Orientation'])) {
switch ($exif['Orientation']) {
case 1:
break;
case 2:
$this->image = imageflip($this->image, IMG_FLIP_HORIZONTAL);
break;
case 3:
$this->image = imagerotate($this->image, 180, 0);
break;
case 4:
$this->image = imageflip($this->image, IMG_FLIP_VERTICAL);
break;
case 5:
$this->image = imageflip($this->image, IMG_FLIP_VERTICAL);
$this->image = imagerotate($this->image, -90, 0);
break;
case 6:
$this->image = imagerotate($this->image, -90, 0);
break;
case 7:
$this->image = imageflip($this->image, IMG_FLIP_HORIZONTAL);
$this->image = imagerotate($this->image, -90, 0);
break;
case 8:
$this->image = imagerotate($this->image, 90, 0);
break;
}
}
}
public function saveImage($savePath, $imageQuality="100", $forceJPG=false, $forcePNG=false) public function saveImage($savePath, $imageQuality="100", $forceJPG=false, $forcePNG=false)
{ {
$extension = strtolower(pathinfo($savePath, PATHINFO_EXTENSION)); $extension = strtolower(pathinfo($savePath, PATHINFO_EXTENSION));