PHP EXIF ????? ?? ? ??? ?? ??

?? ??? ???? ???? ???? ? ??? ???? ???? ?? ?????. ?? EXIF ?????? ?? ?? ?? ???? ?????? ?????.

EXIF ??? ??

exif_read_data() ??? ???? ????? EXIF ????? ?? ? ?????. JPEG ???. ?:

<code class="php">$exif = exif_read_data($upload_path . $newfilename);</code>

$exif? ??? ???? ?? ???? ??? ??? ??? ???? ????.

?? ??

????? ??? ????? EXIF ?????? ?? ??? ?????. ???? ?? ??? ????.

• 3: ?? ?? ???? 180? ??
• 6: ?? ???? 90? ??
• 8: ?? ?? ???? 90? ??

?? ?? ?? ??? ?? ??? ?? ??? ???? ??? ??? ?????. imagerotate() ??rotateImage().

iPhone ? Android ???? ???? ?? ??

iPhone ? Android ??? ???? ?? ???? ??? ??? ??? ??? ? ????. ??? ??? EXIF ?????. ? ??? ????? ?? ??? ?? GD ?? ImageMagick ??? ???? ?? ????.

GD ??

<code class="php">function image_fix_orientation(&amp;$image, $filename) {
    $exif = exif_read_data($filename);

    if (!empty($exif['Orientation'])) {
        switch ($exif['Orientation']) {
            case 3:
                $image = imagerotate($image, 180, 0);
                break;

            case 6:
                $image = imagerotate($image, 90, 0);
                break;

            case 8:
                $image = imagerotate($image, -90, 0);
                break;
        }
    }
}</code>

ImageMagick ??

<code class="php">function image_fix_orientation($image) {
    if (method_exists($image, 'getImageProperty')) {
        $orientation = $image->getImageProperty('exif:Orientation');
    } else {
        $filename = $image->getImageFilename();

        if (empty($filename)) {
            $filename = 'data://image/jpeg;base64,' . base64_encode($image->getImageBlob());
        }

        $exif = exif_read_data($filename);
        $orientation = isset($exif['Orientation']) ? $exif['Orientation'] : null;
    }

    if (!empty($orientation)) {
        switch ($orientation) {
            case 3:
                $image->rotateImage('#000000', 180);
                break;

            case 6:
                $image->rotateImage('#000000', 90);
                break;

            case 8:
                $image->rotateImage('#000000', -90);
                break;
        }
    }
}</code>

??? ??? ???? ?? ??? ??? ???? ???? ?????. ??.

? ??? ??? ???? ???? ???? ? ??? ??? ???? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!