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Author SHA1 Message Date
Vincent Rabaud
7f1b897bee Faster stochastic histogram merging. 
Constants are such that brute force is sometimes faster for some
data (mostly big images it seems).

Change-Id: I90aef536408683535e3b09ddfa2e77a9834038f6
 2016-08-19 14:52:57 +02:00
James Zern
48c810b85c Merge "remove WEBP_FORCE_ALIGNED and use memcpy() instead." 2016-08-18 03:38:44 +00:00
Pascal Massimino
3884972e3f remove WEBP_FORCE_ALIGNED and use memcpy() instead. 
BUG=webp:297

Change-Id: I89a08debec7bb1b3f411c897260ab1bb63f77df2
 2016-08-17 20:16:03 -07:00
Pascal Massimino
485cac1a88 switch libimagedec.a and libimageio_util.a to avoid undefined symbol 
gcc-4.8.3 was giving the undefined reference to ImgIoUtilReadFile and
ImgIoUtilCopyPlane when linking libimagedec.a

Change-Id: I8b85ab3a860602535629d0bb541a39754413728e
 2016-08-17 19:48:08 -07:00
James Zern
005e15b10a Merge "{extras,mux}/Makefile.am: add missing -lm" 2016-08-17 18:18:39 +00:00
skal
6ab496ed22 fix some 'unsigned integer overflow' warnings in ubsan 
I couldn't find a safe way of fixing VP8GetSigned() so i just
used the big-hammer.

Change-Id: I1039bc00307d1c90c85909a458a4bc70670e48b7
 2016-08-16 23:18:27 -07:00
James Zern
8a4ebc6ab0 Revert "fix 'unsigned integer overflow' warnings in ubsan" 
This reverts commit e44f5248ff.

contains unintentional changes in quant.c

Change-Id: I1928f072566788b0c9ea80f6fbc9e571061f9b3e
 2016-08-16 16:55:56 -07:00
Pascal Massimino
9d4f209f80 Merge changes I25711dd5,I43188fab 
* changes:
  Fix assertions in WebPRescalerExportRow()
  Add descriptions of default configuration in help info.
 2016-08-16 22:13:23 +00:00
skal
e44f5248ff fix 'unsigned integer overflow' warnings in ubsan 
I couldn't find a safe way of fixing VP8GetSigned() so i just
used the big-hammer.

Change-Id: I1039bc00307d1c90c85909a458a4bc70670e48b7
 2016-08-16 15:04:41 -07:00
Hui Su
27b5d991e2 Fix assertions in WebPRescalerExportRow() 
Change-Id: I25711dd54e71c90a25f7b18e0ef9155e8151a15e
 2016-08-16 14:32:48 -07:00
Hui Su
74f6f9e793 Add descriptions of default configuration in help info. 
Change-Id: I43188fab5f57bd45aa3e564df52e36cc37b1bb2f
 2016-08-16 14:32:46 -07:00
James Zern
aaf2530cc3 {extras,mux}/Makefile.am: add missing -lm 
+ libwebpmux.pc

quality_estimate.c, anim_encode.c rely on functions from math.h

BUG=webp:306

Change-Id: I3a8eb48febfd52bfbeb04f4dc615ccbed72926f7
 2016-08-15 22:32:46 -07:00
hui su
1269dc7cfb Refactor VP8LColorCacheContains() 
Return key/index if the query is found, and -1 otherwise.
The benefit of this is to save a hashing computation.

Change-Id: Iff056be330f5fb8204011259ac814f7677dd40fe
 2016-08-12 15:16:06 -07:00
James Zern
40872fb2e6 dec_neon,NeedsHev: micro optimization 
trade 2 compares + 1 logical or for max + compare

Change-Id: I785ad8efdc64db2d0609456d6e7af795ab2117d8
 2016-08-08 20:12:30 -07:00
Vincent Rabaud
7b54e26bac Add a CMake option for WEBP_SWAP_16BIT_CSP. 
Change-Id: I79ed6cbce9563bf7ca97fc2e10ec3e75b6b8ab5b
 2016-08-05 09:45:34 +02:00
Vincent Rabaud
d2223d8d6c Fix missing cpu-features for Android. 
Change-Id: Ief13b7c63b96194970b00a5732aa080f794e7ae6
 2016-08-05 09:26:32 +02:00
James Zern
bf16a4b4f8 Merge "cpu.cmake: improve webp_check_compiler_flag output" 2016-08-05 01:53:16 +00:00
James Zern
ee1057e3b1 cpu.cmake: improve webp_check_compiler_flag output 
WEBP_HAVE_FLAG_LOCAL -> WEBP_HAVE_FLAG_${WEBP_SIMD_FLAG} this will
include the flag being tested in the output:
-- Performing Test WEBP_HAVE_FLAG_NEON

Change-Id: I1c0a143a857b16e4eb1fcf8b23c176380a5fef29
 2016-08-03 19:55:18 -07:00
James Zern
b551e587b3 cosmetics: add {}s on continued control statements 
for consistency within the codebase. in some cases simply join the
lines.

Change-Id: I071f061052e274c8a69f651ed4305befb4414a40
 2016-08-03 19:08:59 -07:00
James Zern
d2e4484ef3 dsp/Makefile.am: put msa source in correct lib 
upsampling_msa.c was incorrectly included in the neon convenience lib
+ sort msa sources

Change-Id: I7c4883f16a5c2fed12bfa0e8d8d6a7acd5d4fb84
 2016-08-03 17:50:45 -07:00
Pascal Massimino
c7f66c82b3 Merge "utils/thread.c,cosmetics: join a few lines" 2016-07-28 04:08:48 +00:00
Pascal Massimino
98d8f295b1 Merge "examples/Makefile.am,cosmetics: sort binary targets" 2016-07-28 01:17:36 +00:00
James Zern
39f4ffbcdc utils/thread.c,cosmetics: join a few lines 
Change-Id: I94c142fc6f9e6823ce16ca723145354eae4db9af
 2016-07-27 18:10:18 -07:00
Pascal Massimino
a86ce2b1e2 Merge "extras/Makefile.am: don't install libwebpextras" 2016-07-28 01:07:56 +00:00
James Zern
6fa9fe2482 extras/Makefile.am: don't install libwebpextras 
the version info was stripped earlier in:
ad497fb move src/extras to the top-level

Change-Id: I15134d95f49fbd3830df82667af12b8f3a5a7673
 2016-07-26 19:19:56 -07:00
hui su
0b2c58a91c Fix an unsigned integer overflow error in enc/cost.h 
Change-Id: I9774b59c417c185f09a61a115364b9642976a100
 2016-07-26 13:55:09 -07:00
James Zern
d7ce4a2e3e examples/Makefile.am,cosmetics: sort binary targets 
Change-Id: I1a592bfcdf55b41814eaf971b43a773c26fbb651
 2016-07-25 22:39:54 -07:00
hui su
386e4ba2f0 Reset segment id if we decide not to update segment map 
This avoids potential encoder and decoder mismatch.

Change-Id: I5282d3e168afc6193033ad3fce8fbc35618ab2f5
 2016-07-25 17:08:10 -07:00
Parag Salasakar
7b87e8485b Merge "Add MSA optimized YUV to RGB upsampling functions" 2016-07-22 17:26:33 +00:00
Parag Salasakar
d3ddacb625 Add MSA optimized YUV to RGB upsampling functions 
We add the following MSA optimized YUV to RGB upsampling functions:
- UpsampleRgbLinePair
- UpsampleBgrLinePair
- UpsampleRgbaLinePair
- UpsampleBgraLinePair
- UpsampleArgbLinePair
- UpsampleRgba4444LinePair
- UpsampleRgb565LinePair

Change-Id: I7264a615edc7eb376e443e9d38bd8e3c9a2cab1f
 2016-07-22 14:28:30 +00:00
Pascal Massimino
eb98d8d87c webp_quality: detect lossless format and features 
lossless bitstream are returned as quality 101

Change-Id: I8b28287169b710ecf8d4d694abbf0cedc6447908
 2016-07-22 00:16:56 -07:00
James Zern
ebee57f4d1 move imageio/example_util.[hc] (back to) examples/ 
decoding and file i/o have been split to imageio, all that remains is
some string routines used for parameter parsing in the examples

Change-Id: I77386cd8aa39124b9e14c95fdbaa17ea4ab5bb24
 2016-07-21 20:41:03 -07:00
James Zern
99542bbf3e webpdec: s/ExUtil// 
PrintWebPError, LoadWebP, DecodeWebP, DecodeWebPIncremental

Change-Id: Ie17578b91c7efdf6e5fe63568a95f79788b7f8ee
 2016-07-21 20:40:11 -07:00
James Zern
da573cf490 imageio_util: s/ExUtil/ImgIoUtil/ 
ExUtil(SetBinaryMode|ReadFile|ReadFromStdin|WriteFile|CopyPlane) ->
ImgIoUtil(SetBinaryMode|ReadFile|ReadFromStdin|WriteFile|CopyPlane)

Change-Id: I5497f8fe514347efeb83b8b8866ef334390fc18e
 2016-07-21 20:40:11 -07:00
James Zern
bdda5bd4bf split example_util.h 
move ExUtil*File to imageio_util.h
ExUtil*WebP* to webpdec.h

string parsing routines remain

Change-Id: I0560c4a74e86710d83bc4b5b234f1b5ef9a86f9d
 2016-07-21 19:14:58 -07:00
James Zern
15ed462b2d .gitignore: add extras/{get_disto,webp_quality} 
Change-Id: Ibc0178e3abdf8de86183cbfded9a9b2400246ac7
 2016-07-21 15:26:48 -07:00
Pascal Massimino
7be5748963 Merge "VP8EstimateQuality(): roughty estimate webp bitstream quality factor" 2016-07-21 13:48:19 +00:00
James Zern
57020525ed Makefile.vc: add missing imageio target 
Change-Id: I7069fc70e60ff58d5dc2e365e2b23a0e5be716eb
 2016-07-20 23:12:57 -07:00
skal
e8ab6a825a VP8EstimateQuality(): roughty estimate webp bitstream quality factor 
This function returns a rough estimation of the quality factor used
for compressing the WebP bitstream.

Simple command line: 'webp_quality [-quiet] in.webp'
should print the estimated quality factor.

Change-Id: Ifba3e489461f5a587003ac9f08cc7556e9b24ac2
 2016-07-20 21:50:25 -07:00
James Zern
fee7b3d6ca Merge "'extras/get_disto' example: compute PSNR between two files" 2016-07-21 00:56:16 +00:00
skal
1e7d4401dc 'extras/get_disto' example: compute PSNR between two files 
Change-Id: I40e693e52d8eb4e32b86273952dac2e5eefe6e7c
 2016-07-20 16:54:28 -07:00
James Zern
4cecab63bd pngdec.c,jpegdec.[hc]: remove unnecessary includes 
example_util.h hasn't been needed since:
a9947c3 cwebp: add support for stdin input

Change-Id: Ic4fcefd5567aa3f4a5c1d443e8c6d9b4fc2fb53f
 2016-07-20 12:12:14 -07:00
James Zern
259f0434a5 makefile.unix: normalize image decode lib name 
libexample_dec -> libimagedec

+ add it to OUT_LIBS so it can be removed by the clean target

Change-Id: I3ef4711e261ead2e5d437182ad3b495ae3da7cbc
 2016-07-20 11:39:20 -07:00
skal
ed34c39bfc fix: examples/libexample_dec.a => imageio/libexample_dec.a 
Change-Id: Id32c8d5ca749178e49c3c446562eca9a81a5a02e
 2016-07-20 08:33:50 -07:00
Pascal Massimino
33d8d0d4d3 Merge "move examples/{example_util,image_dec} to imageio/" 2016-07-20 14:03:05 +00:00
Pascal Massimino
c960b82e5c Merge "extras.h: correct include guard" 2016-07-20 13:13:14 +00:00
Pascal Massimino
fe3cd28a53 Merge ".gitignore: add .gradle, /build" 2016-07-20 13:12:28 +00:00
Pascal Massimino
45fbeba5cd Merge "Do token recording and counting in a single loop" 2016-07-20 13:07:41 +00:00
James Zern
4f33c82098 .gitignore: add .gradle, /build 
outputs from gradlew

Change-Id: Idbeac1575a062b2590ee577fc3a0ef33efe974c0
 2016-07-19 19:28:09 -07:00
James Zern
c379b55a93 move examples/{example_util,image_dec} to imageio/ 
Change-Id: I2508c786a095a2a75bebf766210c64e2af88f9b6
 2016-07-19 19:06:29 -07:00