Ticket #24380: 24380.4.2.patch
File 24380.4.2.patch, 1.9 KB (added by , 11 years ago) |
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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 (1-100) to a valid compression value (0-9) 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 } -
wp-includes/class-wp-image-editor.php
244 244 if ( $quality == 0 ) { 245 245 $quality = 1; 246 246 } 247 } 247 } elseif ( 'image/png' == $this->mime_type ) { 248 /** 249 * Filter the PNG compression level. 250 * 251 * @since 4.0.0 252 * 253 * @param int $quality Compression level, between 1 (worst compression) 254 * and 100 (best but slowest compression). 255 */ 256 $quality = apply_filters( 'png_compression_level', $quality ); 257 } 248 258 249 259 if ( ( $quality >= 1 ) && ( $quality <= 100 ) ){ 250 260 $this->quality = $quality;