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Author SHA1 Message Date
John Cupitt
1862e7209e add spngsave to meson build 2022-02-11 16:43:02 +00:00
John Cupitt
896cad6a7a
Add spngsave (#2536) 
* quick hack

won't even compile

* works!

at a basic level, anyway

* start wiring up metadata

* metadata done

* add spng interlaced save

* start adding index support

* fix palette save

* Update libvips/foreign/spngsave.c

Co-authored-by: Kleis Auke Wolthuizen <github@kleisauke.nl>

* start adding low bit depth write

* add a warning for low bitdepth write

* small fixes

* add 1/2/4 bit write

adapted from the vips2tiff bit packer

* small polish

* note spngsave in changelog

* Update libvips/foreign/spngsave.c

Co-authored-by: Kleis Auke Wolthuizen <github@kleisauke.nl>

* Update libvips/foreign/spngsave.c

Co-authored-by: Kleis Auke Wolthuizen <github@kleisauke.nl>

* revise 8 and 16-bit PNG write rules

* cleanup

* remove unnecessary palette filter optimisation

since libspng already does this

* add xres/yres rounding

thanks klies

he commit message for your changes. Lines starting

* look for spng.pc and libspng.pc

It can be called either, frustratingly.

* fix PACKAGES_USED for spng .pc changes

Co-authored-by: Kleis Auke Wolthuizen <github@kleisauke.nl>
 2022-02-11 16:30:23 +00:00
John Cupitt
7731abe8df revise meson notes again 2022-02-10 08:42:17 +00:00
John Cupitt
68e65bdc0f switch to c_std gnu99 
since this is what glib uses
 2022-02-09 09:31:13 +00:00
John Cupitt
626f9eaabd revise meson notes again 2022-02-09 08:57:58 +00:00
John Cupitt
7be11a1fd7 add support for -Dmagick-package 
so meson can now build against graphicsmagick
 2022-02-09 08:45:32 +00:00
John Cupitt
e1f4fb3198 revise meson notes in README 2022-02-08 18:28:35 +00:00
John Cupitt
298c665d36 update README for meson 2022-02-08 16:04:51 +00:00
John Cupitt
17aa0de325 credit meson build in changelog 
see https://github.com/libvips/libvips/pull/2637
 2022-02-08 15:20:49 +00:00
Corentin Noël
02901436d4
Add meson build system (#2637) 
Allows to use the Meson build system to build the project.
 2022-02-08 15:19:36 +00:00
John Cupitt
0d8056b8c5 fix a few small compiler warnings 2022-02-03 14:28:22 +00:00
John Cupitt
8c668303f8 improve the pixel rng 
see https://github.com/libvips/libvips/issues/2642
 2022-02-02 18:15:26 +00:00
John Cupitt
d9c00eb5ca add password fielf to pdfiumload 
and docs
 2022-01-28 13:32:13 +00:00
John Cupitt
cb78b1b9fb add "password" option to pdfload 
loads at least AES128-encrypted PDFs

pdfiumload needs a similar feature

see https://github.com/libvips/libvips/issues/2635
 2022-01-28 13:25:46 +00:00
John Cupitt
0a7e96a4e2 Merge branch '8.12' 2022-01-28 08:51:27 +00:00
John Cupitt
68a8bf42a7 better arg checking for hist_find_ndim 
we were not checking the number of input bands

move checks to _build

thanks travisbell

see https://github.com/libvips/libvips/issues/2634
 2022-01-28 08:47:30 +00:00
John Cupitt
535657a203 Merge branch '8.12' 2022-01-24 12:12:57 +00:00
John Cupitt
5c249e0e8e note pipe read fix in changelog 2022-01-24 12:12:32 +00:00
John Cupitt
646f2d7fd7 Fix read from pipe with variable chunk sizes 
free the header cache only once it's exhausted
 2022-01-24 12:12:03 +00:00
John Cupitt
260b2ddf92
Fix read from pipe with variable chunk sizes 
free the header cache only once it's exhausted
 2022-01-24 11:27:22 +00:00
John Cupitt
cfa7f03278 Merge branch '8.12' 2022-01-18 18:23:20 +00:00
John Cupitt
774c969d43 fix GIF save change detector 
We were only using the top 25% of the frame for GIF pallette change
detection.

Thanks TheEssem

See: https://github.com/libvips/libvips/issues/2622
 2022-01-18 18:15:38 +00:00
John Cupitt
f01c9fcd91 add missing header to _sources 
thanks Kleis
 2022-01-18 16:15:26 +00:00
John Cupitt
545933255e note jp2k load just in changelog 2022-01-18 12:30:06 +00:00
John Cupitt
1496984a7a add jp2k load left-justification 
We were loading 12-bit images as 0-4095 pixels, which then looked very
dark as RGB16. This patch left-justifies bits to fill 0-55, 0-65535 etc.
as required.
 2022-01-17 14:18:59 +00:00
John Cupitt
ce54b4e5ad Merge branch '8.12' 2022-01-13 11:47:53 +00:00
John Cupitt
6b475c92a2 raise linpng size limit 
By default libpng is limited to 1m pixels per axis. Raise this to
VIPS_MAX_COORD, ie. 10m pixels.
 2022-01-13 11:44:28 +00:00
John Cupitt
56a7916e80 remove stray error messages 2022-01-09 12:20:25 +00:00
John Cupitt
c278f9019d Merge branch '8.12' 2022-01-01 00:29:26 +00:00
John Cupitt
f75b3c1ee9 adjust GIF alpha threshold 
see https://github.com/libvips/libvips/discussions/2604
 2021-12-31 20:20:56 +00:00
John Cupitt
eb906f182d Merge branch '8.12' 2021-12-22 10:26:57 +00:00
John Cupitt
d3f77e4433 add a sniffer for TTF 
since TTF files can be caught by the almost unfixably overgenerous TGA sniffer

see https://github.com/libvips/php-vips/issues/127
 2021-12-22 10:25:52 +00:00
Joel Larsson
93ff76ce53 Fix documentation typo (#2591) 
A small typo fix on the documenation of `vips_percent`
 2021-12-21 14:54:02 +00:00
Joel Larsson
1ed0e177bb
Fix documentation typo (#2591) 
A small typo fix on the documenation of `vips_percent`
 2021-12-21 14:53:14 +00:00
John Cupitt
062df97a5d Merge branch '8.12' 2021-12-21 09:48:02 +00:00
John Cupitt
6020d25be4 update changelog for iiif change 2021-12-21 09:47:23 +00:00
Aaron
b6ca9eeff3 dzsave.c: Remove trailing comma from IIIFv3 folder names (#2590) 
Fixes #2589.

Signed-off-by: Aaron <admin@datahoarder.dev>
 2021-12-21 09:46:04 +00:00
Aaron
d98a003008
dzsave.c: Remove trailing comma from IIIFv3 folder names (#2590) 
Fixes #2589.

Signed-off-by: Aaron <admin@datahoarder.dev>
 2021-12-21 09:43:48 +00:00
John Cupitt
1502b4af0c oop, dropped patch 2021-12-18 18:24:13 +00:00
John Cupitt
067407af31 Merge branch '8.12' 2021-12-18 18:23:28 +00:00
John Cupitt
03a073b68d set default GIF frame delay to 100ms 
was 1000ms, see https://github.com/libvips/libvips/issues/2582
 2021-12-18 18:20:18 +00:00
John Cupitt
9420911ba8 change default GIF frame delay from 1s to 0.1s 
This is the delay if the GCB is missing.

See https://github.com/libvips/libvips/issues/2582
 2021-12-18 18:08:30 +00:00
John Cupitt
0a824517fa Merge branch '8.12' 2021-12-16 10:58:29 +00:00
John Cupitt
65d84d1cbe fix a crash with 0 length vectors 2021-12-16 10:45:10 +00:00
John Cupitt
753c52cdc4 Merge branch '8.12' 2021-12-12 10:15:04 +00:00
John Cupitt
1fe283cc85 remove GIF frame size limit 
We limited GIFs to 16k on an axis, but there are a few larger than
this. Check for 64k instead (the GIF format limit).
 2021-12-12 10:12:00 +00:00
John Cupitt
561b670ea2 better dbg messages from tiffsave 2021-12-09 13:18:46 +00:00
John Cupitt
47be1fcc6f Merge branch '8.12' 2021-12-09 13:01:51 +00:00
John Cupitt
6d23a3615e add a fallback path for gif save if no cgif 
Via imagemagick. See https://github.com/libvips/libvips/issues/2574
 2021-12-09 13:00:58 +00:00
John Cupitt
5b089951ac Merge branch '8.12' 2021-12-06 14:04:49 +00:00