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Add some filters 

Signed-off-by: Varun Patil <varunpatil@ucla.edu>
pull/579/head
Varun Patil 2023-04-15 19:42:53 -07:00
parent ec1ad319b6
commit 6d4398bd87
1 changed files with 97 additions and 35 deletions
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130
test.php
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@ -1,6 +1,6 @@
<?php
class ImageState {
class FileRobotImageState {
/** -1 to 1 */
public ?float $brightness = null;
/** -100 to 100 */
@ -34,19 +34,14 @@ class ImageState {
/** Flipped Y */
public bool $isFlippedY = false;
/** Filter */
public ?string $filter = null;
public function __construct(array $json)
{
if ($order = $json['finetunes']) {
foreach ($order as $key) {
switch ($key) {
case 'Brighten':
case 'Contrast':
case 'HSV':
case 'Blur':
case 'Warmth':
$this->finetuneOrder[] = $key;
break;
}
}
}
@ -71,6 +66,11 @@ class ImageState {
$this->_set($props, 'isFlippedX');
$this->_set($props, 'isFlippedY');
}
if ($filter = $json['filter']) {
// https://github.com/scaleflex/filerobot-image-editor/blob/7113bf4968d97f41381f4a2965a59defd44562c8/packages/react-filerobot-image-editor/src/components/tools/Filters/Filters.constants.js#L8
$this->filter = $filter;
}
}
private function _set(array $parent, string $key, string $ckey = null) {
@ -81,11 +81,11 @@ class ImageState {
}
}
class KonvaMagick {
class FileRobotMagick {
private \Imagick $image;
private ImageState $state;
private FileRobotImageState $state;
public function __construct(\Imagick $image, ImageState $state)
public function __construct(\Imagick $image, FileRobotImageState $state)
{
$this->image = $image;
$this->state = $state;
@ -97,6 +97,17 @@ class KonvaMagick {
foreach ($this->state->finetuneOrder as $key) {
$method = 'apply' . $key;
if (!method_exists($this, $method)) {
throw new \Exception('Unknown finetune: ' . $key);
}
$this->$method();
}
if ($this->state->filter) {
$method = 'applyFilter' . $this->state->filter;
if (!method_exists($this, $method)) {
throw new \Exception('Unknown filter: ' . $this->state->filter);
}
$this->$method();
}
@ -128,8 +139,8 @@ class KonvaMagick {
}
}
protected function applyBrighten() {
$brightness = $this->state->brightness ?? 0;
protected function applyBrighten(?float $value = null) {
$brightness = $value ?? $this->state->brightness ?? 0;
if ($brightness === 0) {
return;
}
@ -138,8 +149,8 @@ class KonvaMagick {
$this->image->evaluateImage(\Imagick::EVALUATE_ADD, $brightness * 255 * 255, \Imagick::CHANNEL_ALL);
}
protected function applyContrast() {
$contrast = $this->state->contrast ?? 0;
protected function applyContrast(?float $value = null) {
$contrast = $value ?? $this->state->contrast ?? 0;
if ($contrast === 0) {
return;
}
@ -154,14 +165,18 @@ class KonvaMagick {
$this->image->functionImage(\Imagick::FUNCTION_POLYNOMIAL, [$m, $c], \Imagick::CHANNEL_ALL);
}
protected function applyHSV() {
if (!$this->state->hue && !$this->state->saturation && !$this->state->value) {
protected function applyHSV(?float $hue = null, ?float $saturation = null, ?float $value = null) {
$hue ??= $this->state->hue ?? 0;
$saturation ??= $this->state->saturation ?? 0;
$value ??= $this->state->value ?? 0;
if ($hue === 0 && $saturation === 0 && $value === 0) {
return;
}
$h = abs(($this->state->hue ?? 0) + 360) % 360;
$s = 2 ** ($this->state->saturation ?? 0);
$v = 2 ** ($this->state->value ?? 0);
$h = abs(($hue ?? 0) + 360) % 360;
$s = 2 ** ($saturation ?? 0);
$v = 2 ** ($value ?? 0);
// https://github.com/konvajs/konva/blob/f0e18b09079175404a1026363689f8f89eae0749/src/filters/HSV.ts#L17-L63
$vsu = $v * $s * cos(($h * pi()) / 180);
@ -209,30 +224,77 @@ class KonvaMagick {
$this->image->evaluateImage(\Imagick::EVALUATE_ADD, $warmth*255, \Imagick::CHANNEL_RED);
$this->image->evaluateImage(\Imagick::EVALUATE_SUBTRACT, $warmth*255, \Imagick::CHANNEL_BLUE);
}
protected function applyFilterInvert() {
$this->image->negateImage(false);
}
protected function applyFilterBlackAndWhite() {
// https://github.com/scaleflex/filerobot-image-editor/blob/7113bf4968d97f41381f4a2965a59defd44562c8/packages/react-filerobot-image-editor/src/custom/filters/BlackAndWhite.js
$this->image->thresholdImage(100 * 255);
}
protected function applyFilterSepia() {
// https://github.com/konvajs/konva/blob/master/src/filters/Sepia.ts
$this->image->colorMatrixImage([
0.393, 0.769, 0.189, 0, 0,
0.349, 0.686, 0.168, 0, 0,
0.272, 0.534, 0.131, 0, 0,
0, 0, 0, 1, 0,
0, 0, 0, 0, 1,
]);
}
protected function applyFilterSolarize() {
// https://github.com/konvajs/konva/blob/master/src/filters/Solarize.ts
$this->image->solarizeImage(128 * 255);
}
protected function applyFilterClarendon() {
// https://github.com/scaleflex/filerobot-image-editor/blob/7113bf4968d97f41381f4a2965a59defd44562c8/packages/react-filerobot-image-editor/src/custom/filters/Clarendon.js
$this->applyBaseFilterBrightness(0.1);
$this->applyContrast(10); // TODO: this is wrong
$this->applyHSV(0, 0.15, 0); // TODO: this is wrong
}
protected function applyFilterGingham() {
// https://github.com/scaleflex/filerobot-image-editor/blob/7113bf4968d97f41381f4a2965a59defd44562c8/packages/react-filerobot-image-editor/src/custom/filters/Gingham.js
// ...
}
protected function applyBaseFilterBrightness(float $value) {
// https://github.com/scaleflex/filerobot-image-editor/blob/7113bf4968d97f41381f4a2965a59defd44562c8/packages/react-filerobot-image-editor/src/custom/filters/BaseFilters.js#L2
$this->applyBrighten($value);
}
protected function applyFilterTest() {
$this->applyFilterClarendon();
}
}
// Create new ImageState object
$imageState = new ImageState([
$imageState = new FileRobotImageState([
'finetunes' => ['Blur', 'Warmth', 'HSV', 'Contrast', 'Brighten'],
'finetuneProps' => [
'brightness' => 0,
'contrast' => 49,
'contrast' => 0,
'hue' => 0,
'saturation' => 0,
'value' => 0,
'blurRadius' => 0,
'warmth' => 0,
],
'filter' => 'Test',
'adjustments' =>[
'crop' => [
'x' => 0.04811054824217651,
'y' => 0.30121176094862184,
'width' => 0.47661152675402463,
'height' => 0.47661153565936554,
],
'rotation' => 90,
'isFlippedX' => false,
'isFlippedY' => true,
// 'crop' => [
// 'x' => 0.04811054824217651,
// 'y' => 0.30121176094862184,
// 'width' => 0.47661152675402463,
// 'height' => 0.47661153565936554,
// ],
// 'rotation' => 0,
// 'isFlippedX' => false,
// 'isFlippedY' => false,
]
]);
@ -241,10 +303,10 @@ $image = new \Imagick('test.jpg');
$image->setResourceLimit(\Imagick::RESOURCETYPE_THREAD, 4);
// Apply image state
(new KonvaMagick($image, $imageState))->apply();
(new FileRobotMagick($image, $imageState))->apply();
//resize to max width
$image->resizeImage(400, 0, \Imagick::FILTER_LANCZOS, 1);
$image->resizeImage(800, 0, \Imagick::FILTER_LANCZOS, 1);
// Write to out.jpg
$image->writeImage('out.jpg');