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74 Commits

Author SHA1 Message Date
Lovell Fuller
36be0453dd Refactor internal 'resize' to more apt 'pipeline' 
Refactor 'composite' C to C++ 'operations'
 2015-06-01 16:33:26 +01:00
Lovell Fuller
8832ae0bf9 Add private maxColourDistance for functional tests 
Switch MSE-based tests to use it

Remove experimental MSE-based compare API
 2015-06-01 14:21:02 +01:00
Daniel Gasienica
ef8db1eebf Premultiply alpha channel to avoid dark artifacts during tranformation 
Add `Sharp.compare(file1, file2, callback)` function for comparing images
using mean squared error (MSE). This is useful for unit tests.

See:
- https://github.com/jcupitt/libvips/issues/291
- http://entropymine.com/imageworsener/resizealpha/
 2015-06-01 14:21:02 +01:00
Lovell Fuller
4f72dcbf54 Verify platform/compiler compatibility #178 #214 2015-05-11 10:46:47 +01:00
Lovell Fuller
1e52c2dbe6 Windows compatibility #19 
Hide WebP format and normalise option

Separate test runners for node and iojs
 2015-04-21 12:13:19 +01:00
Lovell Fuller
c7ccf6801d Expose runtime format availability 
Aids addition of new format/method combos

Dogfood this in the test code
 2015-02-26 19:41:33 +00:00
Lovell Fuller
0e91ca90d6 Remove lingering NanAdjustExternalMemory 
Should have been removed in fe34548b
 2015-02-12 12:15:56 +00:00
Lovell Fuller
83ebe12061 Remove atexit handler as libvips defines this 
New grunt-sharp build tool

Version bump for latest libvips
 2015-01-22 14:17:20 +00:00
Lovell Fuller
8e9a8dfede Remove cpplint namespace-related warnings 2015-01-16 22:31:46 +00:00
Lovell Fuller
7537adf399 Add features from libvips 7.40+ 
Load TIFF from Buffer/Stream

Interlaced PNG output no longer needs tilecache

Option to disable PNG adaptive row filtering
 2014-11-08 12:08:27 +00:00
Lovell Fuller
8bc1981891 Refactor C++ code 
Split features into their own file

Style is becoming less C, more C++
 2014-10-21 21:38:19 +01:00
Lovell Fuller
db6dc6431b Add support for mirroring #62 2014-10-21 14:47:08 +01:00
Lovell Fuller
9f6cc33858 Memory leak mop-up of new feature spillage 2014-10-13 22:53:43 +01:00
Lovell Fuller
945d941c7b Convert image to sRGB sooner for embed 2014-10-13 15:39:52 +01:00
Brandon Aaron
83b72a1ede Add support for stand-alone, pre-resize, and post-resize extraction with a topOffset, leftOffset, width, and height. 2014-10-07 09:56:55 -04:00
Lovell Fuller
6190ca4307 Ensure conversion to sRGB occurs before background #99 2014-10-07 10:17:20 +01:00
Lovell Fuller
37cb4339e2 Import embedded colour profile, if present #99 2014-10-06 10:45:58 +01:00
Lovell Fuller
46f229e308 Use own Angle enum to wrap jcupitt/libvips@154796a 2014-10-06 10:22:45 +01:00
Lovell Fuller
fb0769a327 Improve image reference handling 2014-10-03 11:45:06 +01:00
Lovell Fuller
0cba506bc4 Allow embed with rgba background #86 #89 
Small memory leak mop-up related to #94
 2014-10-02 20:02:14 +01:00
Daniel Gasienica
6145231936 Add background and flatten APIs 2014-09-30 17:58:57 -07:00
Lovell Fuller
513b07ddcf Add hasAlpha attribute to metadata API 
Provides internal sharp_image_has_alpha method

Hopefully this helps with #91
 2014-09-30 13:35:42 +01:00
Lovell Fuller
1c79d6fb5d Add support for greyscale conversion #43 2014-09-16 11:22:26 +01:00
Lovell Fuller
3699e61c20 Improve support for extension-less output filenames 2014-09-07 08:59:11 +01:00
Lovell Fuller
2820218609 Add format property to output info 
Output format may be derived from input format
 2014-09-04 11:38:05 +01:00
Lovell Fuller
eb3e739f7b Expose libvips thread pool size 2014-09-03 19:52:03 +01:00
Lovell Fuller
5728efd32b Add support for gamma correction #43 2014-08-30 14:12:42 +01:00
Lovell Fuller
bac367b005 Notify V8 GC of libvips cache size #21 2014-08-26 23:28:58 +01:00
Lovell Fuller
0d89131f66 Prevent small memory leak with non-empty argv0 #21 2014-08-26 15:25:36 +01:00
Juliano Julio Costa
c5efb77bad New withMetadata([boolean]) to keep metadata in the generated images. 2014-08-25 15:59:21 -04:00
Lovell Fuller
f2f3eb76e1 Add method for fast access to image metadata #32 2014-08-22 14:17:43 +01:00
Lovell Fuller
5fe945fca8 Add gravity support to crop #45 2014-08-21 11:01:25 +01:00
Lovell Fuller
8ef0851a49 Expose libvips' op-cache max items #76 2014-08-19 20:30:21 +01:00
Lovell Fuller
df3903532d Initial Duplex Stream support 2014-08-07 14:00:34 +01:00
Lovell Fuller
46456c9a2a Clear cached warnings after success 2014-08-06 11:34:16 +01:00
Chanon
d40bdcc6ac Sends width and height as another parameter to the callback. Fixes issue #67 2014-07-20 23:52:28 +07:00
Lovell Fuller
1cce56b024 Use tile cache for interlace output 
Doubles performance of Adam7 interlaced PNG output
 2014-07-09 23:47:04 +01:00
Lovell Fuller
fbe5c18762 Expose depth of task queue 2014-06-25 23:21:39 +01:00
Lovell Fuller
4eb910fec9 Add support for bicubic and Nohalo interpolation #41 2014-06-08 20:46:03 +01:00
Lovell Fuller
f0a9d82bf7 Always convert to sRGB colourspace to prevent libwebp segfault #58 2014-06-07 22:49:15 +01:00
Lovell Fuller
9a05684302 Add withoutEnlargement option #36 2014-05-29 20:01:43 +01:00
Lovell Fuller
a94dd2b354 Add support for image rotation including EXIF auto-orient 2014-05-29 00:48:58 +01:00
Pierre Inglebert
15a519ebd9 update to nan 1.1.0 2014-05-26 09:51:53 +02:00
Pierre Inglebert
39688371a8 fix max factor #29 2014-05-24 10:29:33 +02:00
Lovell Fuller
276ba5228b Add usage example and further unit test for new max option 
Simplify max vs crop logic
 2014-05-19 21:52:47 +01:00
Pierre Inglebert
88edad3fae add max option #18 2014-05-19 20:18:26 +02:00
Lovell Fuller
308d1971d8 Recalculate residual float value for affine after shrink #26 
Switch to static casts for double values

Add unit tests that previously would have failed
 2014-05-18 11:39:05 +01:00
Pierre Inglebert
f68ba8ea57 fix progressive typo 2014-05-14 08:56:12 +02:00
Lovell Fuller
10496881f1 Add quality and compressionLevel options for output image. #24 2014-05-12 21:15:23 +02:00
Lovell Fuller
d635c297a2 Replace use of deprecated libvips conv method. 
Ensure unref of mask to fix minor memory leak of ~150 bytes/image.
 2014-05-12 21:15:23 +02:00