A new stable pixman release 0.22.0 is now available. Highlights
of this release:
- New r8g8b8a8 and r8g8b8x8 image formats [Alexandros Frantzis]
- Much faster image scaling on ARM and x86 [Siarhei Siamashka, Taekyun Kim]
- Faster 90/270 degree image rotation [Siarhei Siamashka]
- More comprehensive support for compositing triangles and
trapezoids [Søren Sandmann Pedersen]
Plus a large number of other performance improvements, bug and
portability fixes, and improvements to the test suite.
Thanks to everybody who contributed to pixman 0.22.0, including
Alan Coopersmith, Alexandros Frantzis, Andrea Canciani, Cyril
Brulebois, Gilles Espinasse, Jon TURNEY, Rolland Dudemaine,
Siarhei Siamashka, Søren Sandmann Pedersen, and Taekyun Kim.
Søren
tar.gz:
http://cairographics.org/releases/pixman-0.22.0.tar.gz
http://xorg.freedesktop.org/archive/individual/lib/pixman-0.22.0.tar.gz
tar.bz2:
http://xorg.freedesktop.org/archive/individual/lib/pixman-0.22.0.tar.bz2
Hashes:
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GPG signature:
http://cairographics.org/releases/pixman-0.22.0.tar.gz.sha1.asc
(signed by Søren Sandmann Pedersen <sandm...@daimi.au.dk>)
Git:
git://git.freedesktop.org/git/pixman
tag: pixman-0.22.0
Log:
Alan Coopersmith (1):
Sun's copyrights belong to Oracle now
Alexandros Frantzis (2):
Add simple support for the r8g8b8a8 and r8g8b8x8 formats.
Add support for the r8g8b8a8 and r8g8b8x8 formats to the tests.
Andrea Canciani (10):
Remove unused stop_range field
Fix opacity check
Improve conical gradients opacity check
Improve handling of tangent circles
Add a test for radial gradients
Fix compilation on Win32
test: Fix tests for compilation on Windows
test: Add Makefile for Win32
Do not include unused headers
test: Silence MSVC warnings
Cyril Brulebois (2):
Fix argument quoting for AC_INIT.
Fix linking issues when HAVE_FEENABLEEXCEPT is set.
Gilles Espinasse (2):
Fix missing AC_MSG_RESULT value from Werror test
Fix OpenMP not supported case
Jon TURNEY (1):
Remove stray #include <fenv.h>
Rolland Dudemaine (4):
test: Fix for mismatched 'fence_malloc' prototype/implementation
Correct the initialization of 'max_vx'
test: Use the right enum types instead of int to fix warnings
Fix "variable was set but never used" warnings
Siarhei Siamashka (69):
Fixed broken configure check for __thread support
Do CPU features detection from 'constructor' function when
compiled with
ARM: fix 'vld1.8'->'vld1.32' typo in add_8888_8888 NEON fast path
ARM: NEON: source image pixel fetcher can be overrided now
ARM: nearest scaling support for NEON scanline compositing
functions
ARM: macro template in C code to simplify using scaled fast paths
ARM: performance tuning of NEON nearest scaled pixel fetcher
ARM: NEON optimization for scaled over_8888_8888 with nearest
filter
ARM: NEON optimization for scaled over_8888_0565 with nearest
filter
ARM: NEON optimization for scaled src_8888_0565 with nearest
filter
ARM: NEON optimization for scaled src_0565_8888 with nearest
filter
ARM: optimization for scaled src_0565_0565 with nearest filter
C fast path for a1 fill operation
ARM: added 'neon_composite_over_n_8_8' fast path
ARM: introduced 'fetch_mask_pixblock' macro to simplify code
ARM: better NEON instructions scheduling for over_n_8_0565
ARM: added 'neon_composite_over_8888_n_0565' fast path
ARM: reuse common NEON code for over_{n_8|8888_n|8888_8}_0565
ARM: added 'neon_composite_over_0565_n_0565' fast path
ARM: added 'neon_composite_add_8888_8_8888' fast path
ARM: better NEON instructions scheduling for add_8888_8888_8888
ARM: added 'neon_composite_add_n_8_8888' fast path
ARM: added 'neon_composite_add_8888_n_8888' fast path
ARM: added flags parameter to some asm fast path wrapper macros
ARM: added 'neon_composite_in_n_8' fast path
ARM: added 'neon_src_rpixbuf_8888' fast path
Fix for potential unaligned memory accesses
COPYING: added Nokia to the list of copyright holders
Revert "Fix "syntax error: empty declaration" warnings."
Fix for "syntax error: empty declaration" Solaris Studio warnings
Workaround for a preprocessor issue in old Sun Studio
Bugfix for a corner case in 'pixman_transform_is_inverse'
Make 'fast_composite_scaled_nearest_*' less suspicious
A new configure option --enable-static-testprogs
ARM: do /proc/self/auxv based cpu features detection only in linux
The code in 'bitmap_addrect' already assumes non-null 'reg->data'
test: affine-test updated to stress 90/180/270 degrees rotation
more
New flags for 90/180/270 rotation
C fast paths for a simple 90/270 degrees rotation
Use const modifiers for source buffers in nearest scaling fast
paths
test: Extend scaling-test to support a8/solid mask and ADD
operation
Support for a8 and solid mask in nearest scaling main loop
template
Better support for NONE repeat in nearest scaling main loop
template
ARM: new macro template for using scaled fast paths with a8 mask
ARM: NEON optimization for nearest scaled over_8888_8_0565
ARM: NEON optimization for nearest scaled over_0565_8_0565
SSE2 optimization for nearest scaled over_8888_n_8888
Ensure that tests run as the last step of a build for 'make check'
Main loop template for fast single pass bilinear scaling
test: check correctness of
'bilinear_pad_repeat_get_scanline_bounds'
SSE2 optimization for bilinear scaled 'src_8888_8888'
ARM: NEON optimization for bilinear scaled 'src_8888_8888'
ARM: use prefetch in nearest scaled 'src_0565_0565'
ARM: common macro for nearest scaling fast paths
ARM: assembly optimized nearest scaled 'src_8888_8888'
ARM: new bilinear fast path template macro in
'pixman-arm-common.h'
ARM: NEON: common macro template for bilinear scanline scalers
ARM: use common macro template for bilinear scaled 'src_8888_8888'
ARM: NEON optimization for bilinear scaled 'src_8888_0565'
ARM: NEON optimization for bilinear scaled 'src_0565_x888'
ARM: NEON optimization for bilinear scaled 'src_0565_0565'
ARM: a bit faster NEON bilinear scaling for r5g6b5 source images
ARM: tweaked horizontal weights update in NEON bilinear scaling
code
ARM: use aligned memory writes in NEON bilinear scaling code
ARM: support for software pipelining in bilinear macros
ARM: use less ARM instructions in NEON bilinear scaling code
ARM: support different levels of loop unrolling in bilinear scaler
ARM: pipelined NEON implementation of bilinear scaled
'src_8888_8888'
ARM: pipelined NEON implementation of bilinear scaled
'src_8888_0565'
Søren Sandmann Pedersen (82):
Post-release version bump to 0.20.1
Version bump 0.21.1.
COPYING: Stop saying that a modification is currently under
discussion.
Remove workaround for a bug in the 1.6 X server.
[mmx] Mark some of the output variables as early-clobber.
Delete the source_image_t struct.
Generate {a,x}8r8g8b8, a8, 565 fetchers for nearest/affine images
Pre-release version bump
Post-release version bump to 0.21.3
test: Make composite test use some existing macros instead of
defining it
Add enable_fp_exceptions() function in utils.[ch]
Extend gradient-crash-test
test: Move palette initialization to utils.[ch]
test/utils.c: Initialize palette->rgba to 0.
Make the argument to fence_malloc() an int64_t
Add a stress-test program.
Add a test compositing with the various PDF operators.
Fix divide-by-zero in set_lum().
sse2: Skip src pixels that are zero in
sse2_composite_over_8888_n_8888()
Add iterators in the general implementation
Move initialization of iterators for bits images to
pixman-bits-image.c
Eliminate the _pixman_image_store_scanline_32/64 functions
Move iterator initialization to the respective image files
Virtualize iterator initialization
Use an iterator in pixman_image_get_solid()
Move get_scanline_32/64 to the bits part of the image struct
Allow NULL property_changed function
Consolidate the various get_scanline_32() into
get_scanline_narrow()
Linear: Optimize for horizontal gradients
Get rid of the classify methods
Add direct-write optimization back
Skip fetching pixels when possible
Turn on testing for destination transformation
Fix destination fetching
Fix dangling-pointer bug in
bits_image_fetch_bilinear_no_repeat_8888().
Pre-release version bump to 0.21.4
Post-release version bump to 0.21.5
Print a warning when a development snapshot is being configured.
Move fallback decisions from implementations into pixman-cpu.c.
Add a test for over_x888_8_0565 in lowlevel_blt_bench().
Add SSE2 fetcher for x8r8g8b8
Add SSE2 fetcher for a8
Improve performance of sse2_combine_over_u()
Add SSE2 fetcher for 0565
Add pixman-conical-gradient.c to Makefile.win32.
Move all the GTK+ based test programs to a new subdir, "demos"
Add @TESTPROGS_EXTRA_LDFLAGS@ to AM_LDFLAGS
test/Makefile.am: Move all the TEST_LDADD into a new global LDADD.
Add pixman_composite_trapezoids().
Add a test program for pixman_composite_trapezoids().
Add support for triangles to pixman.
Add a test program, tri-test
Optimize adding opaque trapezoids onto a8 destination.
Add new public function pixman_add_triangles()
Avoid marking images dirty when properties are reset
In pixman_image_set_transform() allow NULL for transform
Coding style: core_combine_in_u_pixelsse2 ->
core_combine_in_u_pixel_sse
sse2: Convert all uses of MMX registers to use SSE2 registers
instead.
sse2: Delete unused MMX functions and constants and all
_mm_empty()s
sse2: Don't compile pixman-sse2.c with -mmmx anymore
sse2: Remove all the core_combine_* functions
sse2: Delete obsolete or redundant comments
sse2: Remove pixman-x64-mmx-emulation.h
sse2: Minor coding style cleanups.
Delete pixman-x64-mmx-emulation.h from pixman/Makefile.am
Minor fix to the RELEASING file
Pre-release version bump to 0.21.6
Post-release version bump to 0.21.7
test: In image_endian_swap() use pixman_image_get_format() to get
the bpp
test: Do endian swapping of the source and destination images.
In delegate_{src,dest}_iter_init() call delegate directly.
Fill out parts of iters in
_pixman_implementation_{src,dest}_iter_init()
Simplify the prototype for iterator initializers.
test: Randomize some tests if PIXMAN_RANDOMIZE_TESTS is set
test: Fix infinite loop in composite
Makefile.am: Put development releases in "snapshots" directory
ARM: Tiny improvement in over_n_8888_8888_ca_process_pixblock_head
ARM: Add 'neon_composite_over_n_8888_0565_ca' fast path
Offset rendering in pixman_composite_trapezoids() by (x_dst,
y_dst)
Pre-release version bump to 0.21.8
Post-release version bump to 0.21.9
Pre-release version bump to 0.22.0
Taekyun Kim (3):
ARM: Common macro for scaled bilinear scanline function with A8
mask
ARM: NEON scanline functions for bilinear scaling
ARM: Enable bilinear fast paths using scanline functions in
pixman-arm-ne
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