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LibMagickMediaHandler.php: refactor inner implementation

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This commit is contained in:
Zankaria 2025-03-25 15:15:09 +01:00
parent 0a09144d88
commit 66dd81537a
1 changed files with 107 additions and 81 deletions
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188
inc/Service/Media/LibMagickMediaHandler.php
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@ -80,6 +80,101 @@ class LibMagickMediaHandler implements MediaHandler {
return $degrees == 0 || $degrees == 180;
}
private function generateThumbImpl(
\Imagick $imagick,
string $source_file_path,
string $source_file_mime,
string $preferred_out_file_dir,
string $preferred_out_file_name,
string $preferred_out_mime,
int $width,
int $height,
int $max_width,
int $max_height
) {
if (
$source_file_mime === 'image/gif'
&& $this->frames_for_gif_thumbs !== self::THUMB_KEEP_FRAMES_NO
&& $imagick->getNumberImages() > 1
) {
$out_path = $preferred_out_file_dir . \DIRECTORY_SEPARATOR . $preferred_out_file_name . '.gif';
if ($width > $max_width || $height > $max_height) {
$thumb_width = $max_width;
$thumb_height = $max_height;
} else {
$thumb_width = $width;
$thumb_height = $height;
}
if ($this->frames_for_gif_thumbs !== self::THUMB_KEEP_FRAMES_ALL) {
$other = new \Imagick();
try {
$other->setFormat('gif');
$step = \floor($imagick->getNumberImages() / $this->frames_for_gif_thumbs);
for ($i = 0, $j = 0; $i < $imagick->getNumberImages(); $i += $step, $j++) {
$imagick->setIteratorIndex($i);
$delay = $imagick->getImageDelay();
$imagick->sampleImage($thumb_width, $thumb_height);
$imagick->setImagePage($thumb_width, $thumb_height, 0, 0);
$imagick->setImageDelay($delay);
$other->addImage($imagick->getImage());
}
$other->optimizeImageLayers();
$other->setImageCompressionQuality(70);
$other->writeImage("gif:$out_path");
} finally {
$other->clear();
}
} else {
$imagick->stripImage();
$imagick->optimizeImageLayers();
$imagick->setImageCompressionQuality(70);
$imagick->writeImage("gif:$out_path");
}
return new ThumbGenerationResult(
$out_path,
'image/gif',
false,
$thumb_width,
$thumb_height
);
} else {
if ($width > $max_width || $height > $max_height) {
$thumb_width = $max_width;
$thumb_height = $max_height;
$imagick->thumbnailImage($max_width, $max_height, true);
} else {
$thumb_width = $width;
$thumb_height = $height;
}
$out_ext = Mime\mime_to_ext($preferred_out_mime);
$out_path = $preferred_out_file_dir . \DIRECTORY_SEPARATOR . $preferred_out_file_name . '.' . $out_ext;
$imagick->stripImage();
$imagick->setImageCompressionQuality(70);
$imagick->writeImage("$out_ext:$out_path");
return new ThumbGenerationResult(
$out_path,
$preferred_out_mime,
false,
$thumb_width,
$thumb_height
);
}
}
public static function checkImagickVersion(): bool {
$imagick_ver = \phpversion('imagick');
if ($imagick_ver !== false && \version_compare($imagick_ver, self::MIN_IMAGICK_VERSION, '>=')) {
@ -159,87 +254,18 @@ class LibMagickMediaHandler implements MediaHandler {
$height = $tmp;
}
if (
$source_file_mime === 'image/gif'
&& $this->frames_for_gif_thumbs !== self::THUMB_KEEP_FRAMES_NO
&& $imagick->getNumberImages() > 1
) {
$out_path = $preferred_out_file_dir . \DIRECTORY_SEPARATOR . $preferred_out_file_name . '.gif';
if ($width > $max_width || $height > $max_height) {
$thumb_width = $max_width;
$thumb_height = $max_height;
} else {
$thumb_width = $width;
$thumb_height = $height;
}
if ($this->frames_for_gif_thumbs !== self::THUMB_KEEP_FRAMES_ALL) {
$other = new \Imagick();
try {
$other->setFormat('gif');
$step = \floor($imagick->getNumberImages() / $this->frames_for_gif_thumbs);
for ($i = 0, $j = 0; $i < $imagick->getNumberImages(); $i += $step, $j++) {
$imagick->setIteratorIndex($i);
$delay = $imagick->getImageDelay();
$imagick->sampleImage($thumb_width, $thumb_height);
$imagick->setImagePage($thumb_width, $thumb_height, 0, 0);
$imagick->setImageDelay($delay);
$other->addImage($imagick->getImage());
}
$other->optimizeImageLayers();
$other->setImageCompressionQuality(70);
$other->writeImage("gif:$out_path");
} finally {
$other->clear();
}
} else {
$imagick->stripImage();
$imagick->optimizeImageLayers();
$imagick->setImageCompressionQuality(70);
$imagick->writeImage("gif:$out_path");
}
return new ThumbGenerationResult(
$out_path,
'image/gif',
false,
$thumb_width,
$thumb_height
);
} else {
if ($width > $max_width || $height > $max_height) {
$thumb_width = $max_width;
$thumb_height = $max_height;
$imagick->thumbnailImage($max_width, $max_height, true);
} else {
$thumb_width = $width;
$thumb_height = $height;
}
$out_ext = Mime\mime_to_ext($preferred_out_mime);
$out_path = $preferred_out_file_dir . \DIRECTORY_SEPARATOR . $preferred_out_file_name . '.' . $out_ext;
$imagick->stripImage();
$imagick->setImageCompressionQuality(70);
$imagick->writeImage("$out_ext:$out_path");
return new ThumbGenerationResult(
$out_path,
$preferred_out_mime,
false,
$thumb_width,
$thumb_height
);
}
return self::generateThumbImpl(
$imagick,
$source_file_path,
$source_file_mime,
$preferred_out_file_dir,
$preferred_out_file_name,
$preferred_out_mime,
$width,
$height,
$max_width,
$max_height
);
}
}