8d510751 webp-container-spec: correct frame duration=0 note

e6b2164e vwebp: Copy Chrome's behavior w/frame duration == 0

d20b7707 update ChangeLog (tag: v1.0.0-rc3)

0d5fad46 add WEBP_DSP_INIT / WEBP_DSP_INIT_FUNC

c1cb86af fix 16b overflow in SSE2

e577feb7 makefile.unix: add DEBUG flag for compiling w/ debug-symbol

99be34b3 cwebp,get_disto: fix bpp output

f5565ca8 cmake: Make sure we use near-lossless by default.

d898dc14 fix bug in WebPImport565: alpha value was not set

882784b0 update ChangeLog (tag: v1.0.0-rc2)

2f930e08 Revert "Use proper targets for CMake."

8165e8fb Use proper targets for CMake.

3f157dd5 Remove some very hard TODOs.

cd758a17 {de,}mux/Makefile.am: add missing headers

b892b8ba makefile.unix,dist: use ascii for text output

64a57d05 add -version option to anim_dump,anim_diff and img2webp

fc1b8e3a webp_js: fix webp_js demo html

15aa48d9 update ChangeLog (tag: v1.0.0-rc1)

e607dabc update AUTHORS

38410c08 [CFI] Remove function pointer casts

c57b2736 bump version to 1.0.0

cba28853 update NEWS

c909d531 Merge "remove some deprecation warning on MacOSX"

217443c7 remove some deprecation warning on MacOSX

b672bdfa configure: quiet glut deprecation warnings on OS X

daa9fcaf configure: use sdl-config if available

dd174cae Merge "imagedec: support metadata reading for WebP image decoding"

641cedcc imagedec: support metadata reading for WebP image decoding

065b2ce1 anim_diff: add a couple missing newlines in Help()

c4cc1147 Merge "gif2webp: force low duration frames to 100ms"

09333097 gif2webp: force low duration frames to 100ms

e03f0ec3 sharp_yuv: use 14b fixed-point precision for gamma

b2db361c image_enc,WebPWritePNG: move locals after setjmp

74e82ec6 Merge "WebPPictureDistortion: fix big-endian results order"

645d04ca Merge "cwebp,get_disto: report bpp"

120f58c3 Merge "lossless*sse2: improve non-const 16-bit vector creation"

a7fe9412 WebPPictureDistortion: fix big-endian results order

e26fe066 cwebp,get_disto: report bpp

9df64e28 Merge changes Id5b4a1a4,Ia20ce844

8043504f lossless*sse2: improve non-const 16-bit vector creation

1e3dfc48 Import: extract condition from loop

3b07d327 Import,RGBA: fix for BigEndian import

551948e4 Remove unused argument in VP8LBitsEntropy.

3005237a ReadWebP: fix for big-endian

499c395a Merge "anim_diff: expose the -max_diff option"

f69dcd69 Merge "remove WEBP_EXPERIMENTAL_FEATURES"

07d884d5 anim_diff: expose the -max_diff option

f4dd9256 remove WEBP_EXPERIMENTAL_FEATURES

94a8377b extract the command-line parsing helpers to example_util

fc09e6e2 PNM decoder: prevent unsupported depth=2 PAM case.

6de58603 MIPS64: Fix defined-but-not-used errors with WEBP_REDUCE_CSP

cbde5728 gif2webp: add support for reading from stdin

cf1c5054 Add an SSE4 version of some lossless color transforms.

45a8b5eb Fix lint error with man page.

cff38e8f Merge "PNG decoder: handle gAMA chunk"

59cb1a48 Merge "enable dc error-diffusion always"

78318b30 PNG decoder: handle gAMA chunk

664c21dd Merge "remove some TODOs"

815652de enable dc error-diffusion always

aec45cec remove some TODOs

5715dfce fix block-count[] increment in case of large image

c2d04f3e enable DC error-diffusion always for multi-pass

96bf07c5 use DC error diffusion for U/V at low-quality

1c59020b fix missing sse41 targets in makefile.unix

7a8e814b cosmetics: s/color_space/colorspace/

05f6fe24 upsampling: rm asserts w/REDUCE_CSP+OMIT_C_CODE

b4cf5597 Merge "Upsampling SSE2/SSE4 speedup."

ccbeb32c Makefile.vc: add missing sse41 files

55403a9a Upsampling SSE2/SSE4 speedup.

807b53c4 Implement the upsampling/yuv functions in SSE41

84101a81 Fix wasm WebP compilation

8bebd2a3 fix warning on MSVC

a7f93fe3 webpmux: allow reading argument from a file

b69f18a7 gif2webp.1: fix -loop_compatibility layout

72d530c0 Merge "fix lossless decoding w/WEBP_REDUCE_SIZE"

296c7dc4 fix lossless decoding w/WEBP_REDUCE_SIZE

0d5d029c Merge "ImgIoUtilReadFile: fix file leak upon error"

ae568ce7 ImgIoUtilReadFile: fix file leak upon error

796b5a8a Merge tag 'v0.6.1'

6b7a95fd update ChangeLog (tag: v0.6.1)

f66955de WEBP_REDUCE_CSP: restrict colorspace support

1af0df76 Merge "WEBP_REDUCE_CSP: restrict colorspace support"

6de20df0 WEBP_REDUCE_CSP: restrict colorspace support

a289d8e7 update ChangeLog (tag: v0.6.1-rc2)

c10a493c vwebp: disable double buffering on windows & mac

0d4466c2 webp_to_sdl.c: fix file mode

1b27bf8b WEBP_REDUCE_SIZE: disable all rescaler code

126be109 webpinfo: add -version option

0df22b9e WEBP_REDUCE_SIZE: disable all rescaler code

9add62b5 bump version to 0.6.1

d3e26144 update NEWS

2edda639 README: add webpinfo section

9ca568ef Merge "right-size some tables"

31f1995c Merge "SSE2 implementation of HasAlphaXXX"

a80c46bd SSE2 implementation of HasAlphaXXX

083507f2 right-size some tables

2e5785b2 anim_utils.c: remove warning when !defined(WEBP_HAVE_GIF)

b299c47e add WEBP_REDUCE_SIZE

f593d71a enc: disable pic->stats/extra_info w/WEBP_DISABLE_STATS

541179a9 Merge "predictor_enc: fix build w/--disable-near-lossless"

5755a7ec predictor_enc: fix build w/--disable-near-lossless

eab5bab7 add WEBP_DISABLE_STATS

8052c585 remove some petty TODOs from vwebp.

c245343d move LOAD8x4 and STORE8x2 closer to their use location

b9e734fd dec,cosmetics: normalize function naming style

c188d546 dec: harmonize function suffixes

28c5ac81 dec_sse41: harmonize function suffixes

e65b72a3 Merge "introduce WebPHasAlpha8b and WebPHasAlpha32b"

b94cee98 dec_sse2: remove HE8uv_SSE2

44a0ee3f introduce WebPHasAlpha8b and WebPHasAlpha32b

aebf59ac Merge "WebPPictureAllocARGB: align argb allocation"

c184665e WebPPictureAllocARGB: align argb allocation

3daf7509 WebPParseHeaders: remove obsolete animation TODO

80285d97 cmake: avoid security warnings under msvc

650eac55 cmake: don't set -Wall with MSVC

c462cd00 Remove useless code.

01a98217 Merge "remove WebPWorkerImpl declaration from the header"

3c49fc47 Merge "thread_utils: fix potentially bad call to Execute"

fde2782e thread_utils: fix potentially bad call to Execute

2a270c1d remove WebPWorkerImpl declaration from the header

f1f437cc remove mention of 'lossy-only parameters' from the doc

3879074d Merge "WebPMemToUint32: remove ptr cast to int"

04b029d2 WebPMemToUint32: remove ptr cast to int

b7971d0e dsp: avoid defining _C functions w/NEON builds

6ba98764 webpdec: correct alloc size check w/use_argb

5cfb3b0f normalize include guards

f433205e Merge changes Ia17c7dfc,I75423abb,Ia2f716b4,I161caa14,I4210081a, ...

8d033b14 {dec,enc}_neon: harmonize function suffixes x2

0295e981 upsampling_neon: harmonize function suffixes

d572c4e5 yuv_neon: harmonize function suffixes

ab9c2500 rescaler_neon: harmonize function suffixes

93e0ce27 lossless_neon: harmonize function suffixes

22fbc50e lossless_enc_neon: harmonize function suffixes

447875b4 filters_neon,cosmetics: fix indent

e51bdd43 remove unused VP8TokenToStats() function

785da7ea enc_neon: harmonize function suffixes

bc1a251f dec_neon: harmonize function suffixes

61e535f1 dsp/lossless: workaround gcc-4.8 bug on arm

68b2eab7 cwebp: fix alpha reporting w/lossless & metadata

30042faa WebPDemuxGetI: add doc details around WebPFormatFeature

0a17f471 Merge "WIP: list includes as descendants of the project dir"

a4399721 WIP: list includes as descendants of the project dir

08275708 Merge "Make sure we reach the full range for alpha blending."

d361a6a7 yuv_sse2: harmonize function suffixes

6921aa6f upsampling_sse2: harmonize function suffixes

08c67d3e ssim_sse2: harmonize function suffixes

582a1b57 rescaler_sse2: harmonize function suffixes

2c1b18ba lossless_sse2: harmonize function suffixes

0ac46e81 lossless_enc_sse2: harmonize function suffixes

bc634d57 enc_sse2: harmonize function suffixes

bcb7347c dec_sse2: harmonize function suffixes

e14ad93c Make sure we reach the full range for alpha blending.

7038ca8d demux,StoreFrame: restore hdr size check to min req

fb3daad6 cpu: fix ssse3 check

be590e06 Merge "Fix CMake redefinition for HAVE_CPU_FEATURES_H"

35f736e1 Fix CMake redefinition for HAVE_CPU_FEATURES_H

a5216efc Fix integer overflow warning.

a9c8916b decode.h,WebPIDecGetRGB: clarify output ptr validity

3c74c645 gif2webp: handle 1-frame case properly + fix anim_diff

c7f295d3 Merge "gif2webp: introduce -loop_compatibility option"

b4e04677 gif2webp: introduce -loop_compatibility option

f78da3de add LOCAL_CLANG_PREREQ and avoid WORK_AROUND_GCC w/3.8+

01c426f1 define WEBP_USE_INTRINSICS w/gcc-4.9+

8635973d use sdl-config (if available) to determine the link flags

e9459382 use CPPFLAGS before CFLAGS

4a9d788e Merge "Android.mk,mips: fix clang build with r15"

4fbdc9fb Android.mk,mips: fix clang build with r15

a80fcc4a ifdef code not used by Chrome/Android.

3993af12 Fix signed integer overflows.

f66f94ef anim_dump: small tool to dump frames from animated WebP

6eba857b Merge "rationalize the Makefile.am"

c5e34fba function definition cleanup

3822762a rationalize the Makefile.am

501ef6e4 configure style fix: animdiff -> anim_diff

f8bdc268 Merge "protect against NULL dump_folder[] value in ReadAnimatedImage()"

23bfc652 protect against NULL dump_folder[] value in ReadAnimatedImage()

8dc3d71b cosmetics,ReadAnimatedWebP: correct function comment

5bd40066 Merge changes I66a64a0a,I4d2e520f

7945575c cosmetics,webpinfo: remove an else after a return

8729fa11 cosmetics,cwebp: remove an else after a return

f324b7f9 cosmetics: normalize fn proto & decl param names

869eb369 CMake cleanups.

289e62a3 Remove declaration of unimplemented VP8ApplyNearLosslessPredict

20a94186 pnmdec,PAM: validate depth before calculating bytes_per_px

34130afe anim_encode: fix integer overflow

42c79aa6 Merge "Encoder: harmonize function suffixes"

b09307dc Encoder: harmonize function suffixes

bed0456d Merge "SSIM: harmonize the function suffix"

54f6a3cf lossless_sse2.c: fix some missed suffix changes

088f1dcc SSIM: harmonize the function suffix

86fc4dd9 webpdec: use ImgIoUtilCheckSizeArgumentsOverflow

08ea9ecd imageio: add ability restrict max image size

6f9daa4a jpegdec,ReadError: fix leaks on error

a0f72a4f VP8LTransformColorFunc: drop an non-respected 'const' from the signature.

8c934902 Merge "Lossess dec: harmonize the function suffixes"

622242aa Lossess dec: harmonize the function suffixes

1411f027 Lossless Enc: harmonize the function suffixes

24ad2e3c add const to two variables

46efe062 Merge "Allow the lossless cruncher to work for alpha."

8c3f9a47 Speed-up LZ77.

1aef4c71 Allow the lossless cruncher to work for alpha.

b8821dbd Improve the box LZ77 speed.

7beed280 add missing ()s to macro parameters

6473d20b Merge "fix Android standalone toolchain build"

dcefed95 Merge "build.gradle: fix arm64 build"

0c83a8bc Merge "yuv: harmonize suffix naming"

c6d1db4b fix Android standalone toolchain build

663a6d9d unify the ALTERNATE_CODE flag usage

73ea9f27 yuv: harmonize suffix naming

c71b68ac build.gradle: fix arm64 build

c4568b47 Rescaler: harmonize the suffix naming

6cb13b05 Merge "alpha_processing: harmonize the naming suffixes to be _C()"

83a3e69a Merge "simplify WEBP_EXTERN macro"

7295fde2 Merge "filters: harmonize the suffixes naming to _SSE2(), _C(), etc."

8e42ba4c simplify WEBP_EXTERN macro

331ab34b cost*.c: harmonize the suffix namings

b161f670 filters: harmonize the suffixes naming to _SSE2(), _C(), etc.

dec5e4d3 alpha_processing: harmonize the naming suffixes to be _C()

6878d427 fix memory leak in SDL_Init()

461ae555 Merge "configure: fix warnings in sdl check"

62486a22 configure: test for -Wundef

92982609 dsp.h: fix -Wundef w/__mips_dsp_rev

0265cede configure: fix warnings in sdl check

88c73d8a backward_references_enc.h: fix WINDOW_SIZE_BITS check

4ea49f6b rescaler_sse2.c: fix WEBP_RESCALER_FIX -> _RFIX typo

1b526638 Clean-up some CMake

87f57a4b Merge "cmake: fix gif lib detection when cross compiling"

b34a9db1 cosmetics,dec_sse2: remove some redundant comments

471c5755 cmake: fix gif lib detection when cross compiling

c793417a cmake: disable gif2webp if gif lib isn't found

dcbc1c88 cmake: split gif detection from IMG deps

66ad84f0 Merge "muxread: remove unreachable code"

50ec3ab7 muxread: remove unreachable code

7d67a164 Lossy encoding: smoothen transparent areas to improve compression

e50650c7 Merge "fix signature for DISABLE_TOKEN_BUFFER compilation"

671d2567 fix signature for DISABLE_TOKEN_BUFFER compilation

d6755580 cpu.cmake: use unique flag to test simd disable flags

28914528 Merge "Remove the argb* files."

8acb4942 Remove the argb* files.

3b62347b README: correct cmake invocation note

7ca0df13 Have the SSE2 version of PackARGB use common code.

7b250459 Merge "Re-use the transformed image when trying several LZ77 in lossless."

e132072f Re-use the transformed image when trying several LZ77 in lossless.

5d7a50ef Get code to compile in C++.

7b012987 configure: test for -Wparentheses-equality

f0569adb Fix man pages for multi-threading.

f1d5a397 multithread cruncher: only copy stats when picture->stats != NULL

f8c2ac15 Multi-thread the lossless cruncher.

a88c6522 Merge "Integrate a new LZ77 looking for matches in the neighborhood of a pixel only."

8f6df1d0 Unroll Predictors 10, 11 and 12.

355c3d1b Integrate a new LZ77 looking for matches in the neighborhood of a pixel only.

a1779a01 Refactor LZ77 handling in preparation for a new method.

67de68b5 Android.mk/build.gradle: fix mips build with clang from r14b

f209a548 Use the plane code and not the distance when computing statistics.

b903b80c Split cost-based backward references in its own file.

498cad34 Cosmetic changes in backward reference.

e4eb4587 lossless, VP8LTransformColor_C: make sure no overflow happens with colors.

af6deaff webpinfo: handle alpha flag mismatch

7caef29b Fix typo that creeped in.

39e19f92 Merge "near lossless: fix unsigned int overflow warnings."

9bbc0891 near lossless: fix unsigned int overflow warnings.

e1118d62 Merge "cosmetics,FindClosestDiscretized: use uint in mask creation"

186bc9b7 Merge "webpinfo: tolerate ALPH+VP8L"

b5887297 cosmetics,FindClosestDiscretized: use uint in mask creation

f1784aee near_lossless,FindClosestDiscretized: use unsigned ops

0d20abb3 webpinfo: tolerate ALPH+VP8L

972104b3 webpmux: tolerate false positive Alpha flag

dd7e83cc tiffdec,ReadTIFF: ensure data_size is < tsize_t max

d988eb7b tiffdec,MyRead: quiet -Wshorten-64-to-32 warning

dabda707 webpinfo: add support to parse Alpha bitstream

4c117643 webpinfo: correct background color output, BGRA->ARGB

defc98d7 Doc: clarify the role of quality in WebPConfig.

d78ff780 Merge "Fix code to compile with C++."

c8f14093 Fix code to compile with C++.

497dc6a7 pnmdec: sanitize invalid header output

d78e5867 Merge "configure: test for -Wconstant-conversion"

481e91eb Merge "pnmdec,PAM: set bytes_per_px based on depth when missing"

93b12753 configure: test for -Wconstant-conversion

645f0c53 pnmdec,PAM: set bytes_per_px based on depth when missing

e9154605 Merge "vwebp: activate GLUT double-buffering"

818d795b vwebp: activate GLUT double-buffering

d63e6f4b Add a man page for webpinfo

4d708435 Merge "NEON: implement ConvertRGB24ToY/BGR24/ARGB/RGBA32ToUV/ARGBToUV"

faf42213 NEON: implement ConvertRGB24ToY/BGR24/ARGB/RGBA32ToUV/ARGBToUV

b4d576fa Install man pages with CMake.

cbc1b921 webpinfo: add features to parse bitstream header

e644c556 Fix bad bit writer initialization.

b62cdad2 Merge "Implement a cruncher for lossless at method 6."

da3e4dfb use the exact constant for the gamma transfer function

a9c701e0 Merge "tiffdec: fix EXTRASAMPLES check"

adab8ce0 Implement a cruncher for lossless at method 6.

1b92b237 Merge "Fix VP8ApplyNearLossless to respect const and stride."

1923ff02 tiffdec: fix EXTRASAMPLES check

97cce5ba tiffdec: only request EXTRASAMPLES w/> 3 samples/px

0dcd85b6 Fix VP8ApplyNearLossless to respect const and stride.

f7682189 yuv: rationalize the C/SSE2 function naming

52245424 NEON implementation of some Sharp-YUV420 functions

690efd82 Avoid several backward reference copies.

4bb1f607 src/dec/vp8_dec.h, cosmetics: fix comments

285748be cmake: build/install webpinfo

78fd199c backward_references_enc.c: clear -Wshadow warnings

ae836410 WebPLog2FloorC: clear -Wshadow warning

d0b7404e Merge "WASM support"

134e314f WASM support

c08adb6f Merge "VP8LEnc: remove use of BitsLog2Ceiling()"

28c37ebd VP8LEnc: remove use of BitsLog2Ceiling()

2cb58ab2 webpinfo: output format as a human readable string

bb175a93 Merge "rename some symbols clashing with MSVC headers"

39eda658 Remove a duplicated pixel hash implementation.

36b8274d rename some symbols clashing with MSVC headers

274daf54 Add webpinfo tool.

ec5036e4 add explicit reference to /usr/local/{lib,inc}

18f0dfac Merge "fix TIFF encoder regarding rgbA/RGBA"

4e2b0b50 Merge "webpdec.h: fix a doc typo"

e2eeabff Merge "Install binaries, libraries and headers in CMake."

836607e6 webpdec.h: fix a doc typo

9273e441 fix TIFF encoder regarding rgbA/RGBA

17e3c11f Add limited PAM decoding support

5f624871 Install binaries, libraries and headers in CMake.

976adac1 Merge "lossless incremental decoding: fix missing eos_ test"

f8fad4fa lossless incremental decoding: fix missing eos_ test

27415d41 Merge "vwebp_sdl: fix the makefile.unix"

49566182 Merge "ImgIoUtilWriteFile(): use ImgIoUtilSetBinaryMode"

6f75a51b Analyze the transform entropy on the whole image.

a5e4e3af Use palette only if we can in entropy analysis.

75a9c3c4 Improve compression by better entropy analysis.

39cf6f4f vwebp_sdl: fix the makefile.unix

699b0416 ImgIoUtilWriteFile(): use ImgIoUtilSetBinaryMode

7d985bd1 Fix small entropy analysis bug.

6e7caf06 Optimize the color cache size.

833c9219 More efficient stochastic histogram merge.

5183326b Refactor the greedy histogram merge.

99f6f462 Merge "histogram_enc.c,MyRand: s/ul/u/ for unsigned constants"

80a22186 ssim.c: remove dead include

a128dfff histogram_enc.c,MyRand: s/ul/u/ for unsigned constants

693bf74e move the SSIM calculation code in ssim.c / ssim_sse2.c

10d791ca Merge "Fix the random generator in HistogramCombineStochastic."

fa63a966 Fix the random generator in HistogramCombineStochastic.

16be192f VP8LSetBitPos: remove the eos_ setting

027151ca don't erase the surface before blitting.

4105d565 disable WEBP_USE_XXX optimisations when EMSCRIPTEN is defined

9ee32a75 Merge "WebP-JS: emscripten-based Javascript decoder"

ca9f7b7d WebP-JS: emscripten-based Javascript decoder

868aa690 Perform greedy histogram merge in a unified way.

5b393f2d Merge "fix path typo for vwebp_sdl in Makefile.vc"

e0012bea CMake: only use libwebpdecoder for building dwebp

84c2a7b0 fix path typo for vwebp_sdl in Makefile.vc

1b0e4abf Merge "Add a flag to disable SIMD optimizations."

32263250 Add a flag to disable SIMD optimizations.

b494fdec optimize the ARGB->ARGB Import to use memcpy

f1536039 Merge "ReadWebP: decode directly into a pre-allocated buffer"

e69ed291 ReadWebP: decode directly into a pre-allocated buffer

57d8de8a Merge "vwebp_sdl: simple viewer based on SDL"

5cfd4ebc LZ77 interval speedups. Faster, smaller, simpler.

1e7ad88b PNM header decoder: add some basic numerical validation

17c7890c Merge "Add a decoder only library for WebP in CMake."

be733786 Merge "Add clang build fix for MSA"

03cda0e4 Add a decoder only library for WebP in CMake.

aa893914 Add clang build fix for MSA

31a92e97 Merge "imageio: add limited PNM support for reading"

dcf9d82a imageio: add limited PNM support for reading

6524fcd6 vwebp_sdl: simple viewer based on SDL

6cf24a24 get_disto: fix reference file read

43d472aa Merge tag 'v0.6.0'

50d1a848 update ChangeLog (tag: v0.6.0, origin/0.6.0, 0.6.0)

20a7fea0 extras/Makefile.am: fix libwebpextras.la reference

415f3ffe update ChangeLog (tag: v0.6.0-rc3)

3c6d1224 update NEWS

ee4a4141 update AUTHORS

32ed856f Fix "all|no frames are keyframes" settings.

1c3190b6 Merge "Fix "all|no frames are keyframes" settings."

f4dc56fd disable GradientUnfilter_NEON

4f3e3bbd disable GradientUnfilter_NEON

2dc0bdca Fix "all|no frames are keyframes" settings.

0d8e0588 img2webp: treat -loop as a no-op w/single images

b0450139 ReadImage(): restore size reporting

0ad3b4ef update ChangeLog (tag: v0.6.0-rc2)

6451709e img2webp,get_disto: fix image decode w/WIC builds

92504d21 get_disto: make ReadPicture() return a bool

c3e4b3a9 update NEWS

3363eb6d man/img2webp.1: fix formatting warning

4d1312f2 update NEWS

36c42ea4 bump version to 0.6.0

bb498a51 update AUTHORS

84cef16f Makefile.vc: fix CFG=debug-dynamic build

919f9e2f Merge "add .rc files for windows dll versioning"

f1ae8af4 Merge ".gitignore: add img2webp"

4689ce16 cwebp: add a -sharp_yuv option for 'sharp' RGB->YUV conversion

79bf46f1 rename the pretentious SmartYUV into SharpYUV

eb1dc89a silently expose use_delta_palette in the WebPConfig API

c85b0dde .gitignore: add img2webp

43d3f01a add .rc files for windows dll versioning

668e1dd4 src/{dec,enc,utils}: give filenames a unique suffix

0e6b7f33 Merge "iosbuild.sh: only add required headers to framework"

29ed6f9a iosbuild.sh: only add required headers to framework

71c53f1a NEON: speed-up strong filtering

73f567ea Merge "get_disto: remove redundant reader check"

9e14276f Merge "makefiles: prune get_disto & webp_quality deps"

99965bac Merge "Makefile.vc: add get_disto.exe, webp_quality.exe"

d4912238 get_disto: remove redundant reader check

ea482409 makefiles: prune get_disto & webp_quality deps

2ede5a19 Makefile.vc: add get_disto.exe, webp_quality.exe

a345068a ARM: speed up bitreader by avoiding tables

1dc82a6b Merge "introduce a generic GetCoeffs() function pointer"

8074b89e introduce a generic GetCoeffs() function pointer

749a45a5 Merge "NEON: implement alpha-filters (horizontal/vertical/gradient)"

74c053b5 Merge "NEON: fix overflow in SSE NxN calculation"

0a3aeff7 Merge "dsp: WebPExtractGreen function for alpha decompression"

1de931c6 NEON: implement alpha-filters (horizontal/vertical/gradient)

9b3aca40 NEON: fix overflow in SSE NxN calculation

1c07a3c6 dsp: WebPExtractGreen function for alpha decompression

9ed5e3e5 use pointers for WebPRescaler's in WebPDecParams

db013a8d Merge "ARM: don't use USE_GENERIC_TREE"

fcd4784d use a 8b table for C-version for clz()

fbb5c473 ARM: don't use USE_GENERIC_TREE

8fda5612 Merge "add a kSlowSSSE3 feature for CPUInfo"

86bbd245 add a kSlowSSSE3 feature for CPUInfo

7c2779e9 Get code to fully compile in C++.

250c3586 Merge "When compiling as C++, avoid narrowing warnings."

c0648ac2 When compiling as C++, avoid narrowing warnings.

0d55f60c 40% faster ApplyAlphaMultiply_SSE2

49d0280d NEON: implement several alpha-processing functions

48b1e85f SSE2: 15% faster alpha-processing functions

e3b8abbc fix warning from static analysis.

28fe054e SSE2: 30% faster ApplyAlphaMultiply()

f44acd25 Merge "Properly compute the optimal color cache size."

527844fe Properly compute the optimal color cache size.

be0ef639 fix a comment typo

8874b162 Fix a non-deterministic color cache size computation.

d712e20d Do not allow a color cache size bigger than the number of colors.

ecff04f6 re-introduce some comments in Huffman Cost.

259e9828 replace 'ptr + y * stride' by 'ptr += stride'

00b08c88 Merge "NEON: 5% faster conversion to RGB565 and RGBA4444"

0e7f4447 Merge "NEON: faster fancy upsampling"

b016cb91 NEON: faster fancy upsampling

1cb63801 Call the C function to finish off lossless SSE loops only when necessary.

875fafc1 Implement BundleColorMap in SSE2.

3674d49e Merge "remove Clang warnings with unused arch arguments."

f04eb376 Merge tag 'v0.5.2'

341d711c NEON: 5% faster conversion to RGB565 and RGBA4444

abb54827 remove Clang warnings with unused arch arguments.

ece9684f update ChangeLog (tag: v0.5.2-rc2, tag: v0.5.2, origin/0.5.2, 0.5.2)

aa7744ca anim_util: quiet implicit conv warnings in 32-bit

d9120271 jpegdec: correct ContextFill signature

24eb3940 Remove some errors when compiling the code as C++.

a4a8e5f3 vwebp: clear canvas during resize w/o animation

67c25ad5 vwebp: clear canvas during resize w/o animation

a4bbe4b3 fix indentation

31ca2a80 tiffdec: restore libtiff 3.9.x compatibility

b2f77b57 update NEWS

5ab6d9de AnimEncoder: avoid freeing uninitialized memory pointer.

f29bf582 WebPAnimEncoder: If 'minimize_size' and 'allow_mixed' on, try lossy + lossless.

3ebe1c00 AnimEncoder: avoid freeing uninitialized memory pointer.

df780e0e fix a potential overflow with MALLOC_LIMIT

58fc5078 Merge "PredictorSub: implement fully-SSE2 version"

9cc42167 PredictorSub: implement fully-SSE2 version

0aa1f35c remove dependency of imageio/ to stopwatch.h

cb9ec84b Merge "remove the dependency to stop_watch.[ch] in imageio"

dc0c01fb Merge "anim_util: quiet implicit conv warnings in 32-bit"

827d3c50 Merge "fix a potential overflow with MALLOC_LIMIT"

1e2e25b0 anim_util: quiet implicit conv warnings in 32-bit

218460cd bump version to 0.5.2

de7d654d update AUTHORS & .mailmap

273367c1 Merge "dsp/lossless.c,cosmetics: fix indent"

76bbcf2e fix a potential overflow with MALLOC_LIMIT

8ac1abfe Merge "jpegdec: correct ContextFill signature"

cb215aed remove the dependency to stop_watch.[ch] in imageio

2423017a dsp/lossless.c,cosmetics: fix indent

74a12b10 iosbuild.sh: add WebPDecoder.framework + encoder

a9cc7621 Merge "iosbuild.sh: add WebPDecoder.framework + encoder"

fbba5bc2 optimize predictor #1 in plain-C For some reason, gcc has hard time inlining this one...

9ae0b3f6 Merge "SSE2: slightly (~2%) faster Predictor #1"

c1f97bd7 SSE2: slightly (~2%) faster Predictor #1

ea664b89 SSE2: 10% faster Predictor #11

be7dcc08 AnimEncoder: Correctly skip a frame when sub-rectangle is empty.

40885830 Fix assertions in WebPRescalerExportRow()

1d5046d1 iosbuild.sh: add WebPDecoder.framework + encoder

cec72014 jpegdec: correct ContextFill signature

8f38c72e fix a typo in WebPPictureYUVAToARGB's doc

33ca93f9 systematically call WebPDemuxReleaseIterator() on dec->prev_iter_

76e19073 doc: use two's complement explicitly for uint8->int8 conversion

f91ba963 Anim_encoder: correctly handle enc->prev_candidate_undecided_

25d74e65 WebPPictureDistortion(): free() -> WebPSafeFree()

03f1c008 mux/Makefile.am: add missing -lm

58410cd6 fix bug in RefineUsingDistortion()

e168af8c fix filtering auto-adjustment

ed9dec41 fix doc and code snippet for WebPINewDecoder() doc

3c49178f prevent 32b overflow for very large canvas_width / height

9595f290 fix anim_util.c compilation when HAVE_GIF is not defined.

7ec9552c Make gif transparent color to be transparent black

b3fb8bb6 slightly faster Predictor #11 in NEON

9871335f Add a CMake option for WEBP_SWAP_16BIT_CSP.

0ae32226 Fix missing cpu-features for Android.

ab4c8056 cpu.cmake: improve webp_check_compiler_flag output

eec5fa3a Provide support for CMake on Android studio 2.2.

004d5690 Split the main CMake file.

4fe5d588 Android.mk: use -fvisibility=hidden

bd63a31a vwebp: ensure setenv() is available in stdlib.h

363a5681 vwebp: handle window resizing properly

a0d2753f lower WEBP_MAX_ALLOCABLE_MEMORY default

31fe11a5  fix infinite loop in case of PARTITION0 overflow

532215dd Change the rule of picking UV mode in MBAnalyzeBestUVMode()

9c75dbd3 cwebp.1: improve some grammar

af2e05cb vwebp: Clear previous frame when a key triggers a redraw

26ffa296 Add descriptions of default configuration in help info.

7416280d Fix an unsigned integer overflow error in enc/cost.h

13cf1d2e Do token recording and counting in a single loop

eb9a4b97 Reset segment id if we decide not to update segment map

42ebe3b7 configure: fix NEON flag detection under gcc 6

76ebbfff NEON: implement predictor #13

95b12a08 Merge "Revert Average3 and Average4"

54ab2e75 Revert Average3 and Average4

fe12330c 3-5% faster Predictor #5, #6, #7 and #10 for NEON

fbfb3bef ~2% faster predictor #10 for NEON

d4b7d801 lossless_sse2: use the local functions

a5e3b225 Lossless decoder SSE2 improvements.

58a1f124 ~2% faster predictor #12 in NEON.

906c3b63 Merge "Implement lossless transforms in NEON."

d23abe4e Implement lossless transforms in NEON.

2e6cb6f3 Give more flexibility to the predictor generating macro.

28e0bb70 Merge "Fix race condition in multi-threading initialization."

64704530 Fix race condition in multi-threading initialization.

bded7848 img2webp: fix default -lossless value and use pic.argb=1

0e61a513 Merge "img2webp: convert a sequence of images to an animated webp"

1cc79e92 AnimEncoder: Correctly skip a frame when sub-rectangle is empty.

03f40955 img2webp: convert a sequence of images to an animated webp

ea72cd60 add missing 'extern' keyword for predictor dcl

67879e6d SSE implementation of decoding predictors.

34aee990 Merge "vwebp: make 'd' key toggle the debugging of fragments"

a41296ae Fix potentially uninitialized value.

c85adb33 vwebp: make 'd' key toggle the debugging of fragments

4239a148 Make the lossless predictors work on a batch of pixels.

bc18ebad fix extra 'const's in signatures

71e2f5ca Remove memcpy in lossless decoding.

7474d46e Do not use a register array in SSE.

67748b41 Improve latency of FTransform2.

16951b19 Merge "Provide an SSE implementation of ConvertBGRAToRGB"

6540cd0e Provide an SSE implementation of ConvertBGRAToRGB

de568abf Android.mk: use -fvisibility=hidden

3c2a61b0 remove some unneeded casts

9ac063c3 add dsp functions for SmartYUV

22efabdd Merge "smart_yuv: switch to planar instead of packed r/g/b processing"

1d6e7bf3 smart_yuv: switch to planar instead of packed r/g/b processing

0a3838ca fix bug in RefineUsingDistortion()

c0699515 webpmux -duration: set default 'end' value equal to 'start'

83cbfa09 Import: use relative pointer offsets

a1ade40e PreprocessARGB: use relative pointer offsets

fd4d090f ConvertWRGBToYUV: use relative pointer offsets

9daad459 ImportYUVAFromRGBA: use relative pointer offsets

f90c60d1 Merge "add a "-duration duration,start,end" option to webpmux"

3f182d36 add a "-duration duration,start,end" option to webpmux

342e15f0 Import: use relative pointer offsets

1147ab4e PreprocessARGB: use relative pointer offsets

e4cd4daf fix filtering auto-adjustment

e7152856 fix doc and code snippet for WebPINewDecoder() doc

de9fa507 ConvertWRGBToYUV: use relative pointer offsets

deb1b831 ImportYUVAFromRGBA: use relative pointer offsets

c284780f imageio_util: add ImgIoUtilCheckSizeArgumentsOverflow

e375080d gifdec,Remap: avoid out of bounds colormap read

c222a053 additional fix for stride type as size_t

bb233617 fix potential overflow when width * height * 4 >= (1<<32)

883d41fb gif2webp: fix crash with NULL extension data

cac9a36a gifdec,Remap: avoid out of bounds colormap read

4595e01f Revert "gifdec,Remap: avoid out of bounds colormap read"

fb52d443 gifdec: make some constants unsigned

f048d38d gifdec,Remap: avoid out of bounds colormap read

31b1e343 fix SSIM metric ... by ignoring too-dark area

2f51b614 introduce WebPPlaneDistortion to compute plane distortion

0104d730 configure: fix NEON flag detection under gcc 6

265abbe9 Merge "additional fix for stride type as size_t"

f7601aa6 Merge "Introduce a generic WebPGetImageReader(type) function"

ce873320 Introduce a generic WebPGetImageReader(type) function

2a2773ea imageio/*dec,Read*: add input parameter checks

9f5c8eca additional fix for stride type as size_t

4eb5df28 remove unused stride fields from VP8Iterator

11bc423a MIN_LENGTH cleanups.

273d035a Merge "fix a typo in WebPPictureYUVAToARGB's doc"

4db82a17 Merge "fix potential overflow when width * height * 4 >= (1<<32)"

e2affacc fix potential overflow when width * height * 4 >= (1<<32)

dc789ada fix a typo in WebPPictureYUVAToARGB's doc

539f5a68 Fix non-included header in config.c.

aaf2a6a6 systematically call WebPDemuxReleaseIterator() on dec->prev_iter_

20ef9915 Merge "imageio_util: add ImgIoUtilCheckSizeArgumentsOverflow"

bc86b7a8 imageio_util: add ImgIoUtilCheckSizeArgumentsOverflow

806f6279 gif2webp: fix crash with NULL extension data

68ae5b67 Add libwebp/src/mux/animi.h

28ce3043 Remove some errors when compiling the code as C++.

b34abcb8 Favor keeping the areas locally similar in spatial prediction mode selection

ba843a92 fix some SSIM calculations

51b71fd2 Merge "vwebp: ensure setenv() is available in stdlib.h"

fb01743a get_disto: fix the r/g/b order for luma calculation

bfab8947 vwebp: ensure setenv() is available in stdlib.h

9310d192 vwebp: handle window resizing properly

f79450ca Speedup ApplyMap.

cfdda7c6 Merge "prevent 32b overflow for very large canvas_width / height"

e36396ba Merge "get_disto: new option to compute SSIM map and convert to gray"

18a9a0ab Add an API to import a color-mapped image.

30d43706 Speed-up Combined entropy for palettized histograms.

36aa087b get_disto: new option to compute SSIM map and convert to gray

86a84b35 2x faster SSE2 implementation of SSIMGet

b8384b53 lower WEBP_MAX_ALLOCABLE_MEMORY default

1c364400 prevent 32b overflow for very large canvas_width / height

eee0cce1 Merge "Small LZ77 speedups."

5f1caf29 Small LZ77 speedups.

1effde7b fix anim_util.c compilation when HAVE_GIF is not defined.

a2fe9bf4 Speedup TrellisQuantizeBlock().

573cce27 smartYUV improvements

21e7537a  fix infinite loop in case of PARTITION0 overflow

053a1565 Merge "Change the rule of picking UV mode in MBAnalyzeBestUVMode()"

1377ac2e Change the rule of picking UV mode in MBAnalyzeBestUVMode()

7c1fb7d0 fix uint32_t initialization (0. -> 0)

bfff0bf3 speed-up SSIM calculation

64577de8 De-VP8L-ize GetEntropUnrefinedHelper.

a7be7328 Merge "refactor the PSNR / SSIM calculation code"

50c3d7da refactor the PSNR / SSIM calculation code

d6228aed indentation fix after I7055d3ee3bd7ed5e78e94ae82cb858fa7db3ddc0

dd538b19 Remove unused declaration.

6cc48b17 Move some lossless logic out of dsp.

78363e9e Merge "Remove a redundant call to InitLeft() in VP8IteratorReset()"

ffd01929 Refactor VP8IteratorNext().

c4f6d9c9 Remove a redundant call to InitLeft() in VP8IteratorReset()

c27d8210 Merge "smartYUV: simplify main loop"

07795296 smartYUV: simplify main loop

c9b45863 Split off common lossless dsp inline functions.

490ae5b1 smartYUV: improve initial state for faster convergence

894232be smartYUV: fix and simplify the over-zealous stop criterion

8de08483 Remove unused code in webpi.h

41cab7fe imageio/Android.mk: correct imagedec dependencies

82c91c70 Merge "libimageenc.a: extract image-saving code from dwebp"

af1ad3e2 libimageenc.a: extract image-saving code from dwebp

dd7309e3 Merge "doc: use two's complement explicitly for uint8->int8 conversion"

6105777e Merge "add gif2webp to CMake"

13ae011e doc: use two's complement explicitly for uint8->int8 conversion

4bda0cfb add gif2webp to CMake

6029c7fe Merge "remove mention of fragment, frgm, FRGM, etc."

545c147f remove mention of fragment, frgm, FRGM, etc.

5b46f7fc cwebp.1: improve some grammar

9e478f80 dec/vp8l.c: add assertions in EmitRescaledRowsRGBA/YUVA

43bd8958 Make gif transparent color to be transparent black

0887fc2d Merge "get_disto: add a '-o file' option to save a diff map"

0de48e18 get_disto: add a '-o file' option to save a diff map

0a57ad0d cosmetics: WebPSafeAlloc -> WebPSafeMalloc

0a4699bc Merge "WebPPictureDistortion(): free() -> WebPSafeFree()"

29fedbf5 Anim_encoder: correctly handle enc->prev_candidate_undecided_

32dead4e WebPPictureDistortion(): free() -> WebPSafeFree()

85cd5d06 Smarter LZ77 for uniform regions.

6585075f Change PixelsAreSimilar() to handle black pixels correctly.

c0a27fd2 vwebp: Clear previous frame when a key triggers a redraw

57a5e3b6 webp_quality should return '0' in case of success.

7f1b897b Faster stochastic histogram merging.

48c810b8 Merge "remove WEBP_FORCE_ALIGNED and use memcpy() instead."

3884972e remove WEBP_FORCE_ALIGNED and use memcpy() instead.

485cac1a switch libimagedec.a and libimageio_util.a to avoid undefined symbol

005e15b1 Merge "{extras,mux}/Makefile.am: add missing -lm"

6ab496ed fix some 'unsigned integer overflow' warnings in ubsan

8a4ebc6a Revert "fix 'unsigned integer overflow' warnings in ubsan"

9d4f209f Merge changes I25711dd5,I43188fab

e44f5248 fix 'unsigned integer overflow' warnings in ubsan

27b5d991 Fix assertions in WebPRescalerExportRow()

74f6f9e7 Add descriptions of default configuration in help info.

aaf2530c {extras,mux}/Makefile.am: add missing -lm

1269dc7c Refactor VP8LColorCacheContains()

40872fb2 dec_neon,NeedsHev: micro optimization

7b54e26b Add a CMake option for WEBP_SWAP_16BIT_CSP.

d2223d8d Fix missing cpu-features for Android.

bf16a4b4 Merge "cpu.cmake: improve webp_check_compiler_flag output"

ee1057e3 cpu.cmake: improve webp_check_compiler_flag output

b551e587 cosmetics: add {}s on continued control statements

d2e4484e dsp/Makefile.am: put msa source in correct lib

c7f66c82 Merge "utils/thread.c,cosmetics: join a few lines"

98d8f295 Merge "examples/Makefile.am,cosmetics: sort binary targets"

39f4ffbc utils/thread.c,cosmetics: join a few lines

a86ce2b1 Merge "extras/Makefile.am: don't install libwebpextras"

6fa9fe24 extras/Makefile.am: don't install libwebpextras

0b2c58a9 Fix an unsigned integer overflow error in enc/cost.h

d7ce4a2e examples/Makefile.am,cosmetics: sort binary targets

386e4ba2 Reset segment id if we decide not to update segment map

7b87e848 Merge "Add MSA optimized YUV to RGB upsampling functions"

d3ddacb6 Add MSA optimized YUV to RGB upsampling functions

eb98d8d8 webp_quality: detect lossless format and features

ebee57f4 move imageio/example_util.[hc] (back to) examples/

99542bbf webpdec: s/ExUtil//

da573cf4 imageio_util: s/ExUtil/ImgIoUtil/

bdda5bd4 split example_util.h

15ed462b .gitignore: add extras/{get_disto,webp_quality}

7be57489 Merge "VP8EstimateQuality(): roughty estimate webp bitstream quality factor"

57020525 Makefile.vc: add missing imageio target

e8ab6a82 VP8EstimateQuality(): roughty estimate webp bitstream quality factor

fee7b3d6 Merge "'extras/get_disto' example: compute PSNR between two files"

1e7d4401 'extras/get_disto' example: compute PSNR between two files

4cecab63 pngdec.c,jpegdec.[hc]: remove unnecessary includes

259f0434 makefile.unix: normalize image decode lib name

ed34c39b fix: examples/libexample_dec.a => imageio/libexample_dec.a

33d8d0d4 Merge "move examples/{example_util,image_dec} to imageio/"

c960b82e Merge "extras.h: correct include guard"

fe3cd28a Merge ".gitignore: add .gradle, /build"

45fbeba5 Merge "Do token recording and counting in a single loop"

4f33c820 .gitignore: add .gradle, /build

c379b55a move examples/{example_util,image_dec} to imageio/

5108d9aa extras.h: correct include guard

ad497fbc move src/extras to the top-level

0c0fb832 Do token recording and counting in a single loop

9ac74f92 Add MSA optimized rescaling functions

cb19dbc1 Add MSA optimized color transform functions

3f4042b5 WebPAnimEncoder: If 'minimize_size' and 'allow_mixed' on, try lossy + lossless.

5e2eb89e cosmetics,dsp/*msa.c: associate '*' with the type

5b60db5c FastMBAnalyze() for quick i16/i4 decision

567e6977 Add MSA optimized CollectHistogram function

c54ab8dd Add MSA optimized quantization functions

ec6f68c5 Merge "Remove QuantizeBlockWHT() in enc.c"

2a5c417c Apply the RLE heuristic to LZ77.

91b59e88 Remove QuantizeBlockWHT() in enc.c

fe572737 Add MSA optimized SSE functions

6b53ca87 cosmetics,(dec|enc)_sse2.c: fix indent

b15d00d9 Merge "Add MSA optimized encoder IntraChromaPreds function"

afe3cec8 Add MSA optimized encoder IntraChromaPreds function

fc8cad9f reduce the number of malloc/free cycles in huffman.c

7b4b05e0 Add MSA optimized encoder Intra16Preds function

c18787a0 Add MSA optimized encoder Intra4Preds function

479d1908 webpmux: Also print compression info per frame.

a80e8cfd Provide support for CMake on Android studio 2.2.

6c628410 Split the main CMake file.

bbb6ecd9 Merge "Add MSA optimized distortion functions"

7915396f Add MSA optimized distortion functions

652e944f Merge "build.gradle: remove tab"

c0991a14 io,EmitRescaledAlphaYUV: factor out a common expr

48bf5ed1 build.gradle: remove tab

bfef6c9f Merge tag 'v0.5.1'

3d97bb75 update ChangeLog (tag: v0.5.1, origin/0.5.1, 0.5.1)

deb54d91 Clarify the expected 'config' lifespan in WebPIDecode()

435308e0 Add MSA optimized encoder transform functions

dce64bfa Add MSA optimized alpha filter functions

429120d0 Add MSA optimized color transform functions

c7e2d245 update ChangeLog (tag: v0.5.1-rc5)

55b2fede normalize the macros' "do {...} while (0)" constructs

701c772e Add MSA optimized colorspace conversion functions

c7eb06f7 Fix corner case in CostManagerInit.

f918cb10 fix rescaling bug: alpha plane wasn't filled with 0xff

ab7937a5 gif2webp: normalize the number of .'s in the help message

3cdec847 vwebp: normalize the number of .'s in the help message

bdf6241e cwebp: normalize the number of .'s in the help message

06a38c7b fix rescaling bug: alpha plane wasn't filled with 0xff

319e37be Improve lossless compression.

6a197937 Add MSA optimized intra pred chroma functions

447adbce 'our bug tracker' -> 'the bug tracker'

97b9e644 normalize the number of .'s in the help message

293d786f Added MSA optimized intra prediction 16x16 functions

0afa0ce2 Added MSA optimized intra prediction 4x4 functions

a6621bac Added MSA optimized simple edge filtering functions

bb50bf42 pngdec,ReadFunc: throw an error on invalid read

38063af1 decode.h,WebPGetInfo: normalize function comment

1ebf193c Added MSA optimized chroma edge filtering functions

9ad2352d Merge "Added MSA optimized edge filtering functions"

60751096 Added MSA optimized edge filtering functions

9e8e1b7b Inline GetResidual for speed.

7d58d1b7 Speed-up uniform-region processing.

8ec7032b simplify HistogramCombineEntropyBin()

23e29cb1 Merge "Fix a boundary case in BackwardReferencesHashChainDistanceOnly." into 0.5.1

472a049b remove bin_map[] allocation altogether

0bb23b2c free -> WebPSafeFree()

a977b4b5 Merge "rewrite the bin_map clustering to use less memory"

3591ba66 rewrite the bin_map clustering to use less memory

e6ac450c utils.[hc]: s/MAX_COLOR_COUNT/MAX_PALETTE_SIZE/

e7b91772 Merge "DecodeImageData(): change the incorrect assert" into 0.5.1

2abfa54f DecodeImageData(): change the incorrect assert

5a48fcd8 Merge "configure: test for -Wfloat-conversion"

0174d18d Fix a boundary case in BackwardReferencesHashChainDistanceOnly.

6a9c262a Merge "Added MSA optimized transform functions"

cfbcc5ec Make sure to consider small distances in LZ77.

5e60c42a Added MSA optimized transform functions

3dc28d76 configure: test for -Wfloat-conversion

f2a0946a add some asserts to delimit the perimeter of CostManager's operation

9a583c66 fix invalid-write bug for alpha-decoding

f66512db make gradlew executable

6fda58f1 backward_references: quiet double->int warning

a48cc9d2 Merge "Fix a compression regression for images with long uniform regions." into 0.5.1

cc2720c1 Merge "Revert an LZ77 boundary constant." into 0.5.1

059aab4f Fix a compression regression for images with long uniform regions.

b0c7e49e Check more backward matches with higher quality.

a3611513 Revert an LZ77 boundary constant.

8190374c README: fix typo

7551db44 update NEWS

0fb2269c bump version to 0.5.1

f4537610 update AUTHORS & .mailmap

3259571e Refactor GetColorPalette method.

1df5e260 avoid using tmp histogram in PreparePair()

7685123a fix comment typos

a246b921 Speedup backward references.

76d73f18 Merge "CostManager: introduce a free-list of ~10 intervals"

eab39d81 CostManager: introduce a free-list of ~10 intervals

4c59aac0 Merge "mips msa webp configuration"

043c33f1 Merge "Improve speed and compression in backward reference for lossless."

71be9b8c Merge "clarify variable names in HistogramRemap()"

0ba7fd70 Improve speed and compression in backward reference for lossless.

0481d42a CostManager: cache one interval and re-use it when possible

41b7e6b5 Merge "histogram: fix bin calculation"

96c3d624 histogram: fix bin calculation

fe9e31ef clarify variable names in HistogramRemap()

ce3c8247 disable near-lossless quantization if palette is used

e11da081 mips msa webp configuration

5f8f998d mux: Presence of unknown chunks should trigger VP8X chunk output.

cadec0b1 Merge "Sync mips32 and dsp_r2 YUV->RGB code with C verison"

d9637758 Compute the hash chain once and for all for lossless compression.

50a48665 Sync mips32 and dsp_r2 YUV->RGB code with C verison

eee788e2 Merge "introduce a common signature for all image reader function"

d77b877c introduce a common signature for all image reader function

ca8d9519 remove some obsolete TODOs

ae2a7222 collect all decoding utilities from examples/ in libexampledec.a

0b8ae852 Merge "Move DitherCombine8x8 to dsp/dec.c"

77cad885 Merge "ReadWebP: avoid conversion to ARGB if final format is YUVA"

ab8d6698 ReadWebP: avoid conversion to ARGB if final format is YUVA

f8b7ce9e Merge "test pointer to NULL explicitly"

5df6f214 test pointer to NULL explicitly

77f21c9c Move DitherCombine8x8 to dsp/dec.c

c9e6d865 Add gradle support

c65f41e8 Revert "Add gradle support"

bf731ede Add gradle support

08333b85 WebPAnimEncoder: Detect when canvas is modified, restore only when needed.

0209d7e6 Merge "speed-up MapToPalette() with binary search"

fdd29a3d speed-up MapToPalette() with binary search

cf4a651b Revert "Refactor GetColorPalette method."

0a27aca3 Merge changes Idfa8ce83,I19adc9c4

f25c4406 WebPAnimEncoder: Restore original canvas between multiple encodes.

169004b1 Refactor GetColorPalette method.

576362ab VP8LDoFillBitWindow: support big-endian in fast path

ac49e4e4 bit_reader.c: s/VP8L_USE_UNALIGNED_LOAD/VP8L_USE_FAST_LOAD/

d39ceb58 VP8LDoFillBitWindow: remove stale TODO

2ec2de14 Merge "Speed-up BackwardReferencesHashChainDistanceOnly."

3e023c17 Speed-up BackwardReferencesHashChainDistanceOnly.

f2e1efbe Improve near lossless compression when a prediction filter is used.

e15afbce dsp.h: fix ubsan macro name

e53c9ccb dsp.h: add WEBP_UBSAN_IGNORE_UNSIGNED_OVERFLOW

af81fdb7 utils.h: quiet -fsanitize=undefined warnings

ea0be354 dsp.h: remove utils.h include

cd276aec utils/*.c: ../utils/utils.h -> ./utils.h

c8927131 utils/Makefile.am: add some missing headers

ea24e026 Merge "dsp.h: add WEBP_UBSAN_IGNORE_UNDEF"

369e264e dsp.h: add WEBP_UBSAN_IGNORE_UNDEF

0d020a78 Merge "add runtime NEON detection"

5ee2136a Merge "add VP8LAddPixels() to lossless.h"

47435a61 add VP8LAddPixels() to lossless.h

8fa6ac68 remove two ubsan warnings

74fb56fb add runtime NEON detection

4154a839 MIPS update to new Unfilter API

c80b9fc8 Merge "cherry-pick decoder fix for 64-bit android devices"

6235147e cherry-pick decoder fix for 64-bit android devices

d41b8c43 configure: test for -Wformat-* w/-Wformat present

5f95589f Fix WEBP_ALIGN in case the argument is a pointer to a type larger than a byte.

2309fd5c replace num_parts_ by num_parts_minus_one_ (unsigned)

9629f4bc SimplifySegments: quiet -Warray-bounds warning

de47492e Merge "update the Unfilter API in dsp to process one row independently"

2102ccd0 update the Unfilter API in dsp to process one row independently

e3912d56 WebPAnimEncoder: Restore canvas before evaluating blending possibility.

6e12e1e3 WebPAnimEncoder: Fix for single-frame optimization.

602f344a Merge changes I1d03acac,Ifcb64219

95ecccf6 only apply color-mapping for alpha on the cropped area

47dd0708 anim_diff: Add an experimental option for max inter-frame diff.

aa809cfe only allocate alpha_plane_ up to crop_bottom row

31f2b8d8 WebPAnimEncoder: FlattenSimilarPixels(): look for similar

774dfbdc perform alpha filtering within the decoding loop

a4cae68d lossless decoding: only process decoded row up to last_row

238cdcdb Only call WebPDequantizeLevels() on cropped area

cf6c713a alpha: preparatory cleanup

b95ac0a2 Merge "VP8GetHeaders(): initialize VP8Io with sane value for crop/scale dimensions"

89231394 VP8GetHeaders(): initialize VP8Io with sane value for crop/scale dimensions

5828e199 use_8b_decode -> use_8b_decode_

8dca0247 fix bug in alpha.c that was triggering a memory error in incremental mode

9a950c53 WebPAnimEncoder: Disable filtering when blending is used with lossy encoding.

eb423903 WebPAnimEncoder: choose max diff for framerect based on quality.

ff0a94be WebPAnimEncoder lossy: ignore small pixel differences for frame rectangles.

f8040084 gif2webp: Remove the 'prev_to_prev_canvas' buffer.

6d8c07d3 Merge "WebPDequantizeLevels(): use stride in CountLevels()"

d96fe5e0 WebPDequantizeLevels(): use stride in CountLevels()

ec1b2407 WebPPictureImport*: check output pointer

c0768769 Merge "Revert "Re-enable encoding of alpha plane with color cache for next release.""

41f14bcb WebPPictureImport*: check src pointer

64eed387 Pass stride parameter to WebPDequantizeLevels()

97934e24 Revert "Re-enable encoding of alpha plane with color cache for next release."

e88c4ca0 fix -m 2 mode-cost evaluation (causing partition0 overflow)

4562e83d Merge "add extra meaning to WebPDecBuffer::is_external_memory"