Commit Graph

279 Commits

Author SHA1 Message Date
homm
1cd6da4a49 fix performance regression on 64 bit GCC 4.8. 2014-11-09 03:05:57 +03:00
homm
42967dd1a6 speedup by unrolling loops 2014-11-09 03:05:57 +03:00
homm
c22af89ef0 optimize memory usage 2014-11-09 03:05:56 +03:00
homm
e9fc720709 faster float to 8bit convertion 2014-11-09 03:05:56 +03:00
homm
a484d28d1f make x indexes int 2014-11-09 03:05:56 +03:00
homm
e276e6a535 move ww into coefficients 2014-11-09 03:05:56 +03:00
homm
01b947c602 Iterate pixels in native order 2014-11-09 03:05:56 +03:00
homm
b77521bd6c Precompute coefficients for all x 2014-11-09 03:05:56 +03:00
homm
40f9f48680 two ImagingStretchHorizaontal pass with two transposes 2014-11-09 03:05:56 +03:00
homm
c8471bcbda Hide stretch implementation detail in Antialias.c 2014-11-09 03:05:56 +03:00
wiredfool
cfbe49f124 Merge pull request #994 from homm/add-transpose
Add transpose and cache aware rotation
2014-11-07 13:58:18 -08:00
homm
4cf2f158b6 add test
update comment
2014-11-07 11:48:47 +03:00
homm
a51b176644 make ROTATE_CHUNK constant
add comment
2014-11-07 04:46:16 +03:00
homm
cfa20f1004 rotate 90 and 270 by chunks 2014-11-07 04:15:18 +03:00
homm
a960d440db less operations in loop 2014-11-07 03:57:00 +03:00
homm
d41bc4fbfc convert tabs into spaces 2014-11-07 03:21:38 +03:00
wiredfool
20be641329 Merge pull request #970 from homm/fix-bicubic-stretch
Fix bicubic stretch interpolation
2014-11-05 17:45:47 -08:00
homm
4007a78d53 rename temp to imTransposed
actualize comments
2014-10-30 14:48:29 +03:00
homm
c99f05cd6e change arguments order and names in LineBoxBlurXX and HorizontalBoxBlur 2014-10-30 14:32:41 +03:00
homm
36a35e7e27 update box_blur help
fix code style for `!`
fix spelling
2014-10-30 14:19:12 +03:00
homm
4323683a63 move ImagingGaussianBlur to BoxBlur.c 2014-10-25 17:17:53 +04:00
homm
274f0a14ba change arguments order and names to match other functions 2014-10-25 17:16:14 +04:00
homm
65173f946b replace gaussian blur with extended box blur implementation 2014-10-25 16:36:41 +04:00
homm
d89c9ab750 Merge branch 'gaussian-refactor' into fast-box-blur 2014-10-25 15:50:57 +04:00
homm
36cbb16bf6 Add tests. Rise for "P" and "1". 2014-10-25 14:23:07 +04:00
homm
acdcdd487f convert tabs to spaces 2014-10-25 14:19:29 +04:00
homm
12ba034dc8 unlock upscale filters 2014-10-25 12:39:03 +04:00
homm
d7d92275f1 Change arguments order and names 2014-10-25 04:28:05 +04:00
homm
57cd15f9b1 Use Transpose from geometry. 2014-10-25 04:27:46 +04:00
homm
316ac5ad57 Merge branch 'add-transpose' into fast-box-blur 2014-10-25 04:18:43 +04:00
homm
0c90ce2504 Add new fast ImagingTranspose function 2014-10-25 04:17:59 +04:00
homm
c2d688c4b6 fix bicubic stretch interpolation 2014-10-24 12:57:32 +04:00
homm
c1eb77a4ed faster commit 2014-10-19 18:34:49 +04:00
homm
f55ea4c04c Do not use lineOut buffer if source and destination are different. 2014-10-19 13:54:18 +04:00
homm
516bd90cf7 support for multiple passes with only two transposes 2014-10-19 13:54:13 +04:00
homm
d91d7b9826 significant speed improvement (about 55%) 2014-10-19 00:01:38 +04:00
homm
22668de6db HorizontalBoxBlur unified
LineBoxBlur8 & LineBoxBlur32
2014-10-18 18:37:14 +04:00
homm
7d77db20ad Small optimization: replace division with multiply. 2014-10-18 04:02:10 +04:00
homm
d07c9c2e4e unused 2014-10-16 16:00:29 +04:00
homm
53c8352f39 highlevel api 2014-10-15 04:08:21 +04:00
homm
5861a46a54 check image mode 2014-10-14 23:29:50 +04:00
homm
a27baf90be fix large radius. tests 2014-10-14 03:26:46 +04:00
homm
da84cd7ea6 big radius special case 2014-10-14 02:17:53 +04:00
homm
d3d4ff69eb introduce corners 2014-10-13 23:45:21 +04:00
homm
b1cef839bd fix window calculation 2014-10-13 04:40:44 +04:00
homm
3906ff3c76 fix x bounds 2014-10-13 03:39:35 +04:00
homm
835db5d12f type check 2014-10-12 22:40:36 +04:00
homm
2c723abbca move HorizontalBoxBlur8 down and remove comments 2014-10-12 22:40:36 +04:00
homm
591fc67aae micro optimizations 2014-10-12 22:40:31 +04:00
homm
92635d0624 8bit 2014-10-12 22:26:00 +04:00
homm
e95382eb08 integer implementation for float radius 2014-10-12 20:30:46 +04:00
homm
f3af171dc4 fix round compensation 2014-10-12 20:09:28 +04:00
homm
f711ab3eb6 float radius 2014-10-12 20:01:49 +04:00
homm
23068e49be allow float radius (without implementation) 2014-10-12 19:24:38 +04:00
homm
b7b3c719fa blur in both directions 2014-10-12 17:59:20 +04:00
homm
cc9eff5c68 fast realization with moving window.
linear speed against any radius
2014-10-12 17:47:00 +04:00
homm
a6937d84d8 first Horizontal Blur for 32 2014-10-12 17:11:24 +04:00
homm
d49459f5b2 box blur dummy 2014-10-12 16:30:00 +04:00
homm
e38a64b21b round values with initial .5
this improves performance and readabillity
2014-10-12 15:13:37 +04:00
homm
bc24685344 do sum calculation in same loop as maskData calculation 2014-10-12 14:21:13 +04:00
homm
51984f4aa8 fix radius == 0 2014-10-12 14:16:09 +04:00
homm
84b9f16bfd add effective_scale to all APIs 2014-10-12 03:29:20 +04:00
homm
091b15f9d5 rename vars 2014-10-12 03:19:26 +04:00
homm
5bb0cfa17a remove pseudo vcs 2014-10-12 02:05:13 +04:00
homm
b1b5db16cd padding not using anywhere 2014-10-12 00:50:18 +04:00
homm
7bc19c4019 reference gaussian_blur implementation
radius meaning match graphicmagick, pixelmator other software
  and standard deviation from classic gaussian blur algorithm
2014-10-11 23:51:26 +04:00
homm
bef7e1dce8 cache hasAlpha for ImagingUnsharpMask 2014-10-08 17:40:33 +04:00
homm
e56aed1a95 round pixel values 2014-10-08 15:05:48 +04:00
homm
05c99131e0 fix blur for RGBA & RGBX 2014-10-06 21:55:43 +04:00
homm
626acf705f convert tabs to spaces 2014-10-06 21:04:54 +04:00
Sandro Mani
7502e6dd45 Remove executable permissions from Jpeg2KEncode.c 2014-10-03 09:57:32 +02:00
Andrew Murray
006229595a Remove unused variable in libImaging 2014-10-02 07:48:12 +10:00
wiredfool
d64b2376bc Memory Leak: Freeing malloc'd memory in Jpeg Encode 2014-09-24 15:46:24 -07:00
wiredfool
00addab5e4 Real fix for PR #915, keep track of the qtables length 2014-09-23 09:23:55 -07:00
Christoph Gohlke
b23c57e12a Fix segfault in TestFileJpeg.test_quality_keep on win-amd64 2014-09-22 14:39:08 -07:00
Christoph Gohlke
f3e3af6686 Fix msvc build error 2014-09-21 16:48:35 -07:00
Josh Ware
94194ed248 Cleaning up.
Reduced memory limit to 1GB
2014-09-12 22:09:27 -07:00
Josh Ware
dd221d9ec0 Don't Py_DECREF context->quality_layers if there is no encoder 2014-09-12 22:09:27 -07:00
Josh Ware
e4e1f5c2d4 More testing... 2014-09-12 22:09:27 -07:00
Josh Ware
9ccc930784 Looking for cleanup segfault 2014-09-12 22:09:27 -07:00
Josh Ware
7407371deb NULLing pointers on cleanup 2014-09-12 22:09:27 -07:00
Josh Ware
caa95a26b2 Added memory leak fix and testing for Encoder 2014-09-12 22:09:27 -07:00
Josh Ware
b78e5444f4 Prevent multiple calls to ImagingIncrementalCodecDestroy 2014-09-12 22:09:27 -07:00
Kenny Ostrom
d5b4f136c5 added ifd offset to the tiff decoder args, call TIFFSetSubDirectory 2014-09-02 15:20:25 -07:00
hugovk
3a9612af50 Test mandelbrot with bad arguments 2014-09-02 16:39:35 +03:00
hugovk
bcc5305125 Add access functions for ImagingEffectSpread with a test 2014-09-02 15:53:58 +03:00
hugovk
8c96d38ce9 Add access functions for ImagingEffectMandelbrot with a test 2014-09-02 15:14:00 +03:00
hugovk
76ef83263b Remove unreachable and never completed Perlin turbulence code 2014-09-02 14:47:34 +03:00
hugovk
860e67e1c4 Add access functions for ImagingEffectNoise with a test 2014-09-02 14:11:08 +03:00
wiredfool
9d00686f53 backup implementation of Round for windows platforms 2014-08-24 16:37:54 -07:00
wiredfool
97b5c72630 backup implementation of Round for windows platforms 2014-08-22 16:14:48 -07:00
wiredfool
c7b90f39f4 Merge from master 2014-08-22 14:50:33 -07:00
wiredfool
023ec0a2fc Incorrect type -- fails on OSX 2014-07-25 10:32:55 -07:00
wiredfool
0bb1cd398f Conversion between RGB and HSV images 2014-07-22 16:10:02 -07:00
wiredfool
625ff24358 Storage, packing and access for HSV format images 2014-07-22 16:09:22 -07:00
wiredfool
1008d6a993 Windows compatibility 2014-07-05 15:06:17 -07:00
wiredfool
b7f56409eb Multiplication needs to be 64bit, to handle overflow regardless of the bittedness of the machine, fixes #771# 2014-07-05 14:30:34 -07:00
Alex Clark ☺
b2ed31e8cd Merge pull request #737 from wiredfool/terseus_imagedraw
Merged Imagedraw rewrite
2014-07-01 14:15:11 -04:00
wiredfool
98a4991762 Using local block rather than array literal 2014-07-01 10:20:15 -07:00
wiredfool
a10b91786a Fix compilation errors with C90 standard 2014-07-01 10:05:38 -07:00