we had two before, plus use the do/while form recommended for libwebp
frame iteration

- move a couple of small functions inline for simplicity
- mark "gif-delay" as deprecated
- mino...

- remove assumptions about n_pages
- minor reformatting

[webp] Use well documented use_sharp_yuv option instead of preprocessing

plus tiny reformatting

heifsave: expose compression option

improve error messaging, add further suffixes

We were setting TIFFTAG_JPEGCOLORMODE == JPEGCOLORMODE_RGB for *all*
images, but libtiff warns i...

see https://github.com/libvips/libvips/issues/1351#issuecomment-506942104

we need the UNLIMITED open API

By default librsvg blocks SVGs > 10MB for security. This patch adds an
"unlimited" flag to remov...

disable webp alpha output if all frame fill the canvas and are solid

see https://github.com/lib...

This reverts commit d1094847a3f6fe73133487bb62175b7b0be449db.

The autofit loop would terminate if either width or height fitted exactly,
but this could happen...

We used to try to spot webp images with no alpha and load them as plain
RGB, but it turns out th...

and add tiny dbg to gifload

thumbnail was not testing pyramidal tiff images for pyramidness correctly.

see https://github.c...

If we are building with -fcf-protection (run-time checking of
indirect jumps) then Orc won't wor...

there was a fixed-size array in vips__bandup()

see https://github.com/libvips/libvips/issues/1335

we weren't clipping the fetch area against region valid, so in some
cases we could return many m...

in the ismagick() test

We need to check files for magickload with our sniffer as well as the
imagemagick one.

We used to Ping files to see if IM would load them, but this can be
extremely slow for file form...

We were testing for TIFF by checking the magic number at the head of the
file. However, formats ...

we were not freeing layers other than the top layer

Ensure WebP quality option is set for lossless

composite could get mixed up blend modes if:

- many images being composited
- some small and po...

Only set `page-height` if `n` is set as an argument. This means you only
get a multi-page image ...

Some loaders were setting page-height even when the user was loading a
single page triggering un...

we just printed the enum number before

older libc didn't allow a NULL for the second param

go to fixed point earlier in calculation of interpolation coefficients

use float path for int16 -- the fixed-point path can miss by a small
amount

see https://github....

fixed-point interpolation could give small errors

see https://github.com/libvips/libvips/issues...

We were looking for "yes" from the builtin_h265_decoder variable to
enable heifload, but this va...

test for libheif supporting decode and encode, and turn heifload and
heifsave on and off

to allow building with the de265 decoder, but not the GPL ffmpeg x265 encoder

revised formula for in/out/dest-in/dest-out, for vector and scalar paths

see https://github.com...

With very wide images and huge numbers of threads, it was possible to
trigger an int overflow in...

rounding on resize for each frame needs to match resize for whole image

webpload scale on load works for animated images

We need a fractional scale for thumbnail on webp to work well. @shrink
still works, but @scale o...

for new sizing rules

We were doing simple round down for page size with @scale param. But
this makes it very sensitiv...

the breakage is in animated webp load with preshrink rather than
thumbnail

setting loops to 0 was broken

shrink-on-load should now work for multipage PDF thumbnailing

see https://github.com/libvips/li...

some left-over pyramid detection code in tiff2vips

ImageMagick uses 0 to mean unset, so we must always add 1. See
coders/gif.c.

See https://github...

we can get ugly sparkles in transparent areas in some cases ... start
reworking some modes

see ...

we had the alignment check in the wrong place

passes tes_formats.sh now

see https://github.com/libvips/libvips/pull/1296

master: fix interlaced PNG input handling with newer libpng versions

We were using WEBP_FF_BACKGROUND_COLOR as the background colour, but
that's not correct, it shou...

Change 'char *' to 'const char *' in the C++ binding

+ some documentation improvements.

56d98f3ef06aa20b94d6b23e15365595fcabee57 broke cmyk->cymk thumbnails

since colourspace knows about cmyk now

so we g_info() if we change it

fixes set_stacksize which broke during merge