Ticket #24380: 24380.4.diff
File 24380.4.diff, 1.8 KB (added by , 11 years ago) |
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src/wp-includes/class-wp-image-editor-gd.php
384 384 imagetruecolortopalette( $image, false, imagecolorstotal( $image ) ); 385 385 386 386 /* 387 * Invert the 1-100 quality scale and constrain it to 0-9, 388 * as per imagepng()'s peculiar quality parameter. 387 * Convert quality value (1-100) to the 0-9 scale needed for GD. 388 * 0 = no compression 389 * 1 = worst compression 390 * 9 = best compression 391 * -1 = use default zlib compression 389 392 */ 390 $compression_level = floor( ( 101 - $this->quality ) * 0.09);393 $compression_level = floor( $this->quality / 10 ); 391 394 395 if ( $compression_level > 9 ) { 396 $compression_level = 9; 397 } elseif ( -1 != $compression_level && $compression_level < 0 ) { 398 $compression_level = 0; 399 } 392 400 if ( ! $this->make_image( $filename, 'imagepng', array( $image, $filename, $compression_level ) ) ) { 393 401 return new WP_Error( 'image_save_error', __('Image Editor Save Failed') ); 394 402 } -
src/wp-includes/class-wp-image-editor.php
241 241 $this->quality = $this->default_quality; 242 242 } 243 243 } 244 } 244 } elseif ( 'image/png' == $this->mime_type ) { 245 /** 246 * Filter the PNG compression level. 247 * 248 * @since 4.0.0 249 * 250 * @param int $quality Compression level. Falls between 1 (worst compression) 251 * and 100 (best but slowest compression). 252 */ 253 $quality = apply_filters( 'png_compression_level', $quality ); 254 } 245 255 246 256 return $this->quality; 247 257 }