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friendica
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Image handling: separate between outout and input type, use Imagick on PNG

This commit is contained in:
Michael 2024-02-25 08:52:52 +00:00
parent 35bba685fa
commit ddc9f5f595
1 changed files with 21 additions and 15 deletions
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36
src/Object/Image.php
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@ -45,7 +45,8 @@ class Image
private $width; private $width;
private $height; private $height;
private $valid; private $valid;
private $imageType; private $outputType;
private $originType;
private $filename; private $filename;
/** /**
@ -65,9 +66,10 @@ class Image
$type = Images::addMimeTypeByExtensionIfInvalid($type, $filename); $type = Images::addMimeTypeByExtensionIfInvalid($type, $filename);
if (Images::isSupportedMimeType($type)) { if (Images::isSupportedMimeType($type)) {
$this->imageType = Images::getImageTypeByMimeType($type); $this->originType = $this->outputType = Images::getImageTypeByMimeType($type);
} elseif (($type == '') || substr($type, 0, 6) == 'image/' || substr($type, 0, 12) == ' application/') { } elseif (($type == '') || substr($type, 0, 6) == 'image/' || substr($type, 0, 12) == ' application/') {
$this->imageType = IMAGETYPE_WEBP; $this->originType = IMAGETYPE_UNKNOWN;
$this->outputType = IMAGETYPE_WEBP;
DI::logger()->debug('Unhandled image mime type, use WebP instead', ['type' => $type, 'filename' => $filename, 'size' => strlen($data)]); DI::logger()->debug('Unhandled image mime type, use WebP instead', ['type' => $type, 'filename' => $filename, 'size' => strlen($data)]);
} else { } else {
DI::logger()->debug('Unhandled mime type', ['type' => $type, 'filename' => $filename, 'size' => strlen($data)]); DI::logger()->debug('Unhandled mime type', ['type' => $type, 'filename' => $filename, 'size' => strlen($data)]);
@ -99,12 +101,16 @@ class Image
return false; return false;
} }
if ($this->imageType == IMAGETYPE_GIF) { if ($this->outputType == IMAGETYPE_PNG) {
return true;
}
if ($this->originType == IMAGETYPE_GIF) {
$count = preg_match_all("#\\x00\\x21\\xF9\\x04.{4}\\x00[\\x2C\\x21]#s", $data); $count = preg_match_all("#\\x00\\x21\\xF9\\x04.{4}\\x00[\\x2C\\x21]#s", $data);
return ($count > 0); return ($count > 0);
} }
return (($this->imageType == IMAGETYPE_WEBP) && $this->isAnimatedWebP(substr($data, 0, 90))); return (($this->originType == IMAGETYPE_WEBP) && $this->isAnimatedWebP(substr($data, 0, 90)));
} }
/** /**
@ -180,7 +186,7 @@ class Image
/* /*
* Setup the image to the format it will be saved to * Setup the image to the format it will be saved to
*/ */
$this->image->setFormat(Images::getImagickFormatByImageType($this->imageType)); $this->image->setFormat(Images::getImagickFormatByImageType($this->outputType));
// Always coalesce, if it is not a multi-frame image it won't hurt anyway // Always coalesce, if it is not a multi-frame image it won't hurt anyway
try { try {
@ -310,7 +316,7 @@ class Image
return false; return false;
} }
return image_type_to_mime_type($this->imageType); return image_type_to_mime_type($this->outputType);
} }
/** /**
@ -322,7 +328,7 @@ class Image
return false; return false;
} }
return $this->imageType; return $this->outputType;
} }
/** /**
@ -334,7 +340,7 @@ class Image
return false; return false;
} }
return Images::getExtensionByImageType($this->imageType); return Images::getExtensionByImageType($this->outputType);
} }
/** /**
@ -611,7 +617,7 @@ class Image
imagealphablending($dest, false); imagealphablending($dest, false);
imagesavealpha($dest, true); imagesavealpha($dest, true);
if ($this->imageType == IMAGETYPE_PNG) { if ($this->outputType == IMAGETYPE_PNG) {
imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha
} }
@ -636,13 +642,13 @@ class Image
*/ */
public function toStatic() public function toStatic()
{ {
if ($this->imageType != IMAGETYPE_GIF) { if ($this->outputType != IMAGETYPE_GIF) {
return; return;
} }
if ($this->isImagick()) { if ($this->isImagick()) {
$this->imageType = IMAGETYPE_PNG; $this->outputType = IMAGETYPE_PNG;
$this->image->setFormat(Images::getImagickFormatByImageType($this->imageType)); $this->image->setFormat(Images::getImagickFormatByImageType($this->outputType));
} }
} }
@ -680,7 +686,7 @@ class Image
imagealphablending($dest, false); imagealphablending($dest, false);
imagesavealpha($dest, true); imagesavealpha($dest, true);
if ($this->imageType == IMAGETYPE_PNG) { if ($this->outputType == IMAGETYPE_PNG) {
imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha imagefill($dest, 0, 0, imagecolorallocatealpha($dest, 0, 0, 0, 127)); // fill with alpha
} }
imagecopyresampled($dest, $this->image, 0, 0, $x, $y, $max, $max, $w, $h); imagecopyresampled($dest, $this->image, 0, 0, $x, $y, $max, $max, $w, $h);
@ -750,7 +756,7 @@ class Image
break; break;
case IMAGETYPE_WEBP: case IMAGETYPE_WEBP:
imagewebp($this->image, $stream, DI::config()->get('system', 'jpeg_quality')); @imagewebp($this->image, $stream, DI::config()->get('system', 'jpeg_quality'));
break; break;
case IMAGETYPE_BMP: case IMAGETYPE_BMP: