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Supports animated gif with Imagick/Gmagick drivers #2

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Supports animated gif with Imagick/Gmagick drivers #2

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be436d8
Supports animated gif
aVadim483 Feb 28, 2015
06ac644
Fixed 'save' method
aVadim483 Mar 1, 2015
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98 changes: 82 additions & 16 deletions classes/PHPixie/Image/Imagick.php
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Original file line number Diff line number Diff line change
Expand Up @@ -60,7 +60,7 @@ public function load($bytes) {
*
* @param int $width Image width
* @param int $height Image height
* @param bool $format Whether to get image format
* @param bool $get_format Whether to get image format
*/
protected function update_size($width, $height, $get_format = false) {
$this->width = $width;
Expand Down Expand Up @@ -113,7 +113,7 @@ public function render($format = 'png', $die = true, $quality = 90) {
throw new \Exception("Type must be either png, jpeg or gif");
}
$this->set_quality($quality);
echo $image;
echo $image->getImagesBlob();

if($die){
die;
Expand All @@ -139,8 +139,12 @@ public function save($file, $format = null, $quality = 90) {
throw new \Exception("Type must be either png, jpeg or gif");
}

$this->set_quality($quality);
$image->writeImage($file);
if ($format == 'gif' && $this->multiframe()) {
$image->writeImages($file, true);
} else {
$this->set_quality($quality);
$image->writeImage($file);
}

if ($format == 'jpeg')
$image->destroy();
Expand All @@ -162,7 +166,15 @@ public function crop($width, $height, $x = 0, $y = 0) {
if ($height > ($maxheight = $this->height-$y))
$height = $maxheight;

$this->image->cropImage($width, $height, $x, $y);
if ($this->multiframe()) {
$this->image = $this->image->coalesceImages();
foreach ($this->image as $frame) {
$frame->cropImage($width, $height, $x, $y);
$frame->setImagePage($width, $height, 0, 0);
}
} else {
$this->image->cropImage($width, $height, $x, $y);
}
$this->update_size($width, $height);

return $this;
Expand All @@ -172,22 +184,57 @@ public function scale($scale){
$width = ceil($this->width*$scale);
$height = ceil($this->height*$scale);

$this->image->scaleImage($width, $height, true);
if ($this->multiframe()) {
$this->image = $this->image->coalesceImages();
foreach ($this->image as $frame) {
$frame->scaleImage($width, $height, true);
$frame->setImagePage($width, $height, 0, 0);
}
} else {
$this->image->scaleImage($width, $height, true);
}
$this->update_size($width, $height);
return $this;
}

public function rotate($angle, $bg_color = 0xffffff, $bg_opacity = 0) {
$this->image->rotateImage($this->get_color($bg_color, $bg_opacity), -$angle);
if ($this->multiframe()) {
foreach ($this->image as $frame) {
$frame->rotateImage(
$this->get_color($bg_color, $bg_opacity), -$angle
);
$frame->setImagePage(
$this->image->width, $this->image->height, 0, 0
);
}
} else {
$this->image->rotateImage(
$this->get_color($bg_color, $bg_opacity), -$angle
);
}
$this->update_size($this->image->getImageWidth(), $this->image->getImageHeight());
return $this;
}

public function flip($flip_x = false, $flip_y = false) {
if ($flip_x)
$this->image->flopImage();
if ($flip_y)
$this->image->flipImage();
if ($flip_x) {
if ($this->multiframe()) {
foreach ($this->image as $frame) {
$frame->flopImage();
}
} else {
$this->image->flopImage();
}
}
if ($flip_y) {
if ($this->multiframe()) {
foreach ($this->image as $frame) {
$frame->flipImage();
}
} else {
$this->image->flipImage();
}
}

return $this;
}
Expand All @@ -207,7 +254,14 @@ protected function draw_text($text, $size, $font_file, $x, $y, $color, $opacity,
$draw->setFont($font_file);
$draw->setFontSize($size);
$draw->setFillColor($this->get_color($color, $opacity));
$this->image-> annotateImage($draw, $x, $y, -$angle, $text);
if ($this->multiframe()) {
$this->image = $this->image->coalesceImages();
foreach ($this->image as $frame) {
$frame->annotateImage($draw, $x, $y, -$angle, $text);
}
} else {
$this->image->annotateImage($draw, $x, $y, -$angle, $text);
}
return $this;
}

Expand All @@ -227,11 +281,23 @@ public function text_metrics($text, $size, $font_file) {
/**
* Set Compression Quality
*
* @params integer $quality Compression quality
* @param integer $quality Compression quality
*
* @return void
*/
protected function set_quality($quality) {
$this->image->setImageCompressionQuality($quality);
}
protected function set_quality($quality) {
$this->image->setImageCompressionQuality($quality);
}

/**
* Returns true if image has many frames
*
* @return bool
*/
protected function multiframe() {
if ($this->image) {
return (bool)$this->image->getImageIterations();
}
}

}