This reverts commit 5d36e382c7.
It's been found to cause all kinds of terrain glitches on Windows and
Linux. Please do not try experimental image compression alternatives
without discussing and reviewing first.
Overall statistics (only for files with a smaller recompressed size):
Original size: 14370 KiB on 172 files
Optimized size: 12855 KiB
Total saving: 1514 KiB = 10% decrease
Most references to and dependencies on Subversion have been removed.
"+svn" is now "+dev". Files that can't be fixed yet have a FIXME-GIT
comment in them; most of these are in the website tests.
Overall statistics (only for files with a smaller recompressed size):
Original size: 15583 KiB on 283 files
Optimized size: 11794 KiB
Total saving: 3788 KiB = 24% decrease
Overall statistics (only for files with a smaller recompressed size):
Original size: 280 KiB on 18 files
Optimized size: 273 KiB
Total saving: 7 KiB = 2% decrease
(not commiting any files that were reported as broken, there are many!)
Original size: 130846 KiB on 10530 files
Optimized size: 127520 KiB
Total saving: 3325 KiB = 2% decrease
NOTE: Extremely many files received (smaller) changes but due to the
extremely large amount of changes I am not 100% sure that this
conversion is correct. This is the output of
utils/png_format_check.sh:
RGBA: 10247 RGB: 10 Gray+A: 256 Gray: 0 Index+A: 0 Index: 0 Other: 0
Overall statistics (only for files with a smaller recompressed size):
Original size: 128949 KiB on 9778 files
Optimized size: 125813 KiB
Total saving: 3135 KiB = 2% decrease
Overall statistics (only for files with a smaller recompressed size):
Original size: 71209 KiB on 4533 files
Optimized size: 64830 KiB
Total saving: 6379 KiB = 8% decrease
Overall statistics (only for files with a smaller recompressed size):
Original size: 2246 KiB on 43 files
Optimized size: 2154 KiB
Total saving: 91 KiB = 4% decrease
Overall statistics (only for files with a smaller recompressed size):
Original size: 3539 KiB on 18 files
Optimized size: 3461 KiB
Total saving: 77 KiB = 2% decrease