third_party/libwebp/README.chromium - Issue 10832153: libwebp: update snapshot to v0.2.0-rc1

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Issue 10832153: libwebp: update snapshot to v0.2.0-rc1 (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Created 8 years, 4 months ago

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OLD	NEW
1 Name: WebP image encoder/decoder	1 Name: WebP image encoder/decoder

2 Short Name: libwebp	2 Short Name: libwebp

3 URL: http://code.google.com/speed/webp	3 URL: http://developers.google.com/speed/webp

4 Version: v0.1.3	4 Version: v0.2.0-rc1

5 License: BSD	5 License: BSD

6 License File: LICENSE	6 License File: LICENSE

7 Security Critical: Yes	7 Security Critical: Yes

8	8

9 Description:	9 Description:

10 Source archive:	10 Source archive:

11 http://code.google.com/p/webp/downloads/detail?name=libwebp-0.1.3.tar.gz	11 http://code.google.com/p/webp/downloads/detail?name=libwebp-0.2.0-rc1.tar.gz

12	12

13 WebP is an image format that does lossy compression of digital photographic	13 WebP is an image format that does both lossy and lossless compression of

14 images. WebP consists of a codec based on VP8, that Google open-sourced in May	14 digital photographic images. WebP consists of a codec based on VP8, that Google

15 2010 and a container based on RIFF. Webmasters, web developers and browser	15 open-sourced in May 2010 and a container based on RIFF. Webmasters, web

16 developers can use WebP to compress, archive and distribute digital images more	16 developers and browser developers can use WebP to compress, archive and

17 efficiently.	17 distribute digital images more efficiently.

18	18

19 Local changes:	19 Local changes:

20 * Fix cast and initialization warnings

21 * Removed from types.h the risky: #ifdef ANSI / #define inline /#endif

22 * Removed examples/, documentation and build related files, keeping only	20 * Removed examples/, documentation and build related files, keeping only

23 the contents of src/.	21 the contents of src/ less mux/ which is unused.

24 * Merged COPYING/PATENTS to LICENSE	22 * Merged COPYING/PATENTS to LICENSE

25 * Add BGRX and RGBX variants to the WEBPImportPicture API (needs to be	23 * Added cpu-features.[hc] from the Android NDK to dsp/.

26 upstreamed to libwebp master).	24 * Revert VP8 encoder changes to avoid WebKit layout test conflicts

27 * Fix for possible int / size_t overflow in buffer-size calculations	25 (fast/canvas/canvas-toDataURL)

28 Upstream cherry-picks:	26 WebKit bug tracking test update:

29 7bb6a9c idec: fix internal state corruption	27 https://bugs.webkit.org/show_bug.cgi?id=93310

30 89cd1bb idec: fix WebPIUpdate failure	28 Changes reverted:

	29 0de3096 use 16bit counters for recording proba counts

	30 7f23678 fix for LevelCost + little speed-up

	31 7107d54 further speed-up/cleanup of RecordCoeffs() and GetResidualCost()

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