* References - [compare](https://css-ig.net/png-test-corpus) - [homepage](https://github.com/fhanau/Efficient-Compression-Tool) Signed-off-by: Shen-Ta Hsieh <ibmibmibm.tw@gmail.com>master
Before Width: | Height: | Size: 787 B After Width: | Height: | Size: 561 B |
Before Width: | Height: | Size: 1.2 KiB After Width: | Height: | Size: 810 B |
Before Width: | Height: | Size: 656 B After Width: | Height: | Size: 537 B |
Before Width: | Height: | Size: 935 B After Width: | Height: | Size: 731 B |
Before Width: | Height: | Size: 1.7 KiB After Width: | Height: | Size: 1.0 KiB |
Before Width: | Height: | Size: 7.6 KiB After Width: | Height: | Size: 3.3 KiB |
Before Width: | Height: | Size: 7.2 KiB After Width: | Height: | Size: 3.3 KiB |
Before Width: | Height: | Size: 7.2 KiB After Width: | Height: | Size: 3.3 KiB |
Before Width: | Height: | Size: 34 KiB After Width: | Height: | Size: 25 KiB |
Before Width: | Height: | Size: 34 KiB After Width: | Height: | Size: 25 KiB |
Before Width: | Height: | Size: 35 KiB After Width: | Height: | Size: 26 KiB |
Before Width: | Height: | Size: 86 KiB After Width: | Height: | Size: 66 KiB |
Before Width: | Height: | Size: 27 KiB After Width: | Height: | Size: 20 KiB |
Before Width: | Height: | Size: 5.3 KiB After Width: | Height: | Size: 4.8 KiB |
Before Width: | Height: | Size: 4.4 KiB After Width: | Height: | Size: 3.4 KiB |
Before Width: | Height: | Size: 5.9 KiB After Width: | Height: | Size: 5.5 KiB |
Before Width: | Height: | Size: 4.1 KiB After Width: | Height: | Size: 3.8 KiB |
Before Width: | Height: | Size: 5.9 KiB After Width: | Height: | Size: 5.5 KiB |
Before Width: | Height: | Size: 4.7 KiB After Width: | Height: | Size: 4.2 KiB |
Before Width: | Height: | Size: 4.6 KiB After Width: | Height: | Size: 4.1 KiB |
Before Width: | Height: | Size: 4.3 KiB After Width: | Height: | Size: 3.3 KiB |
Before Width: | Height: | Size: 2.7 KiB After Width: | Height: | Size: 2.3 KiB |
Before Width: | Height: | Size: 5.3 KiB After Width: | Height: | Size: 4.4 KiB |
Before Width: | Height: | Size: 3.8 KiB After Width: | Height: | Size: 3.4 KiB |
Before Width: | Height: | Size: 5.8 KiB After Width: | Height: | Size: 5.4 KiB |
Before Width: | Height: | Size: 5.7 KiB After Width: | Height: | Size: 5.1 KiB |
Before Width: | Height: | Size: 3.3 KiB After Width: | Height: | Size: 2.8 KiB |
Before Width: | Height: | Size: 4.1 KiB After Width: | Height: | Size: 3.7 KiB |
Before Width: | Height: | Size: 5.2 KiB After Width: | Height: | Size: 4.6 KiB |
Before Width: | Height: | Size: 6.0 KiB After Width: | Height: | Size: 5.1 KiB |
Before Width: | Height: | Size: 5.8 KiB After Width: | Height: | Size: 5.4 KiB |
Before Width: | Height: | Size: 5.1 KiB After Width: | Height: | Size: 4.4 KiB |
Before Width: | Height: | Size: 4.5 KiB After Width: | Height: | Size: 4.2 KiB |
Before Width: | Height: | Size: 5.9 KiB After Width: | Height: | Size: 5.4 KiB |
Before Width: | Height: | Size: 4.6 KiB After Width: | Height: | Size: 4.1 KiB |
Before Width: | Height: | Size: 5.2 KiB After Width: | Height: | Size: 4.6 KiB |
Before Width: | Height: | Size: 4.1 KiB After Width: | Height: | Size: 3.6 KiB |
Before Width: | Height: | Size: 5.1 KiB After Width: | Height: | Size: 4.7 KiB |
Before Width: | Height: | Size: 5.1 KiB After Width: | Height: | Size: 4.7 KiB |
Before Width: | Height: | Size: 3.6 KiB After Width: | Height: | Size: 3.0 KiB |
Before Width: | Height: | Size: 4.9 KiB After Width: | Height: | Size: 4.2 KiB |
Before Width: | Height: | Size: 5.3 KiB After Width: | Height: | Size: 4.7 KiB |
Before Width: | Height: | Size: 2.6 KiB After Width: | Height: | Size: 2.2 KiB |
Before Width: | Height: | Size: 3.0 KiB After Width: | Height: | Size: 2.5 KiB |
Before Width: | Height: | Size: 3.0 KiB After Width: | Height: | Size: 2.6 KiB |
Before Width: | Height: | Size: 2.4 KiB After Width: | Height: | Size: 2.1 KiB |
Before Width: | Height: | Size: 4.7 KiB After Width: | Height: | Size: 4.4 KiB |
Before Width: | Height: | Size: 4.9 KiB After Width: | Height: | Size: 4.5 KiB |
Before Width: | Height: | Size: 4.9 KiB After Width: | Height: | Size: 4.2 KiB |
Before Width: | Height: | Size: 5.0 KiB After Width: | Height: | Size: 4.7 KiB |
Before Width: | Height: | Size: 5.2 KiB After Width: | Height: | Size: 4.6 KiB |
Before Width: | Height: | Size: 4.8 KiB After Width: | Height: | Size: 4.4 KiB |
Before Width: | Height: | Size: 4.9 KiB After Width: | Height: | Size: 4.4 KiB |
Before Width: | Height: | Size: 4.9 KiB After Width: | Height: | Size: 4.6 KiB |
Before Width: | Height: | Size: 6.2 KiB After Width: | Height: | Size: 5.8 KiB |
Before Width: | Height: | Size: 2.5 KiB After Width: | Height: | Size: 1.5 KiB |
Before Width: | Height: | Size: 4.9 KiB After Width: | Height: | Size: 3.8 KiB |
Before Width: | Height: | Size: 3.2 KiB After Width: | Height: | Size: 2.0 KiB |
Before Width: | Height: | Size: 4.9 KiB After Width: | Height: | Size: 4.0 KiB |
Before Width: | Height: | Size: 7.2 KiB After Width: | Height: | Size: 3.3 KiB |
Before Width: | Height: | Size: 1.0 KiB After Width: | Height: | Size: 930 B |
Before Width: | Height: | Size: 988 B After Width: | Height: | Size: 938 B |
Before Width: | Height: | Size: 794 B After Width: | Height: | Size: 647 B |
Before Width: | Height: | Size: 155 KiB After Width: | Height: | Size: 141 KiB |
Before Width: | Height: | Size: 976 B After Width: | Height: | Size: 823 B |
Before Width: | Height: | Size: 2.5 KiB After Width: | Height: | Size: 2.2 KiB |
Before Width: | Height: | Size: 715 B After Width: | Height: | Size: 658 B |
Before Width: | Height: | Size: 1009 B After Width: | Height: | Size: 862 B |
Before Width: | Height: | Size: 1020 B After Width: | Height: | Size: 911 B |
Before Width: | Height: | Size: 2.2 KiB After Width: | Height: | Size: 1.9 KiB |
Before Width: | Height: | Size: 788 B After Width: | Height: | Size: 655 B |
Before Width: | Height: | Size: 4.4 KiB After Width: | Height: | Size: 3.9 KiB |
Before Width: | Height: | Size: 2.8 KiB After Width: | Height: | Size: 2.6 KiB |
Before Width: | Height: | Size: 1.1 KiB After Width: | Height: | Size: 1014 B |
Before Width: | Height: | Size: 2.6 KiB After Width: | Height: | Size: 2.4 KiB |
Before Width: | Height: | Size: 633 B After Width: | Height: | Size: 550 B |
Before Width: | Height: | Size: 330 B After Width: | Height: | Size: 294 B |
Before Width: | Height: | Size: 1.1 KiB After Width: | Height: | Size: 1007 B |
Before Width: | Height: | Size: 5.1 KiB After Width: | Height: | Size: 3.5 KiB |
Before Width: | Height: | Size: 2.6 KiB After Width: | Height: | Size: 2.3 KiB |
Before Width: | Height: | Size: 1.0 KiB After Width: | Height: | Size: 922 B |
Before Width: | Height: | Size: 884 B After Width: | Height: | Size: 777 B |
Before Width: | Height: | Size: 1.0 KiB After Width: | Height: | Size: 926 B |
Before Width: | Height: | Size: 2.3 KiB After Width: | Height: | Size: 2.1 KiB |
Before Width: | Height: | Size: 2.8 KiB After Width: | Height: | Size: 2.6 KiB |
Before Width: | Height: | Size: 1.0 KiB After Width: | Height: | Size: 979 B |
Before Width: | Height: | Size: 155 B After Width: | Height: | Size: 146 B |
Before Width: | Height: | Size: 1.1 KiB After Width: | Height: | Size: 980 B |
Before Width: | Height: | Size: 843 B After Width: | Height: | Size: 738 B |
Before Width: | Height: | Size: 605 B After Width: | Height: | Size: 553 B |
Before Width: | Height: | Size: 776 B After Width: | Height: | Size: 675 B |
Before Width: | Height: | Size: 952 B After Width: | Height: | Size: 865 B |
Before Width: | Height: | Size: 2.4 KiB After Width: | Height: | Size: 2.1 KiB |
Before Width: | Height: | Size: 2.6 KiB After Width: | Height: | Size: 2.3 KiB |
Before Width: | Height: | Size: 2.2 KiB After Width: | Height: | Size: 2.1 KiB |
Before Width: | Height: | Size: 744 B After Width: | Height: | Size: 708 B |
Before Width: | Height: | Size: 961 B After Width: | Height: | Size: 829 B |
Before Width: | Height: | Size: 1009 B After Width: | Height: | Size: 900 B |
Before Width: | Height: | Size: 967 B After Width: | Height: | Size: 884 B |
Before Width: | Height: | Size: 785 B After Width: | Height: | Size: 428 B |