Commit Graph

36 Commits

Author SHA1 Message Date
Mike Reed
25eef6b342 centralize encoding to SkData
Bug: skia:
Change-Id: If3a9a6de54cf76d03e4d159b54b07a4ea6d5cda9
Reviewed-on: https://skia-review.googlesource.com/83020
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Mike Reed <reed@google.com>
2017-12-09 01:36:48 +00:00
Matt Sarett
d5a16911bb Add support for webp lossless compression
Bug: 713862
Change-Id: I8dcc6506338f3c54fb14a78620e7daaadadfedde
Reviewed-on: https://skia-review.googlesource.com/17073
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Matt Sarett <msarett@google.com>
2017-05-17 02:24:29 +00:00
Mike Reed
4edb5d219e hide lockpixels api behind flag
guarded by SK_SUPPORT_OBSOLETE_LOCKPIXELS

needs https://codereview.chromium.org/2820873002/# to land first
Bug: skia:6481
Change-Id: I1c39902cbf6fe99f622adfa8192733b95f7fea09

Change-Id: I1c39902cbf6fe99f622adfa8192733b95f7fea09
Reviewed-on: https://skia-review.googlesource.com/13580
Reviewed-by: Florin Malita <fmalita@chromium.org>
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Mike Reed <reed@google.com>
2017-04-17 15:33:36 +00:00
Hal Canary
7243f490a8 Remove last of SK_SUPPORT_LEGACY_IMAGE_ENCODER_CLASS
Approval from https://review.skia.org/5006
TBR=reed@google.com
Change-Id: Icdd54be420260ecd2f94f2f1fa76caba34e6a50e
Reviewed-on: https://skia-review.googlesource.com/6840
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
2017-01-10 19:36:17 +00:00
Hal Canary
dc11f9810c Clean up unused SK_SUPPORT_LEGACY_IMAGE_ENCODER_CLASS code
Approval from https://review.skia.org/5006
TBR=reed@google.com

Change-Id: Ie630a3f45a830c8c2dc80a30e759d9481b8d60a5
Reviewed-on: https://skia-review.googlesource.com/5775
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
2017-01-10 18:01:39 +00:00
Herb Derby
252b72410b Revert "SkImageEncoder::* going away"
Breaks 5 compiles on google3.

This reverts commit 3489b2b727.

Reason for revert: <INSERT REASONING HERE>

Original change's description:
> SkImageEncoder::* going away
> 
> Approval from https://review.skia.org/5006
> TBR=reed@google.com
> 
> Change-Id: Ib5fb1b624594598e2316f9247069ecd207d7a974
> Reviewed-on: https://skia-review.googlesource.com/5751
> Reviewed-by: Hal Canary <halcanary@google.com>
> Commit-Queue: Hal Canary <halcanary@google.com>
> 

TBR=halcanary@google.com,reed@google.com,reviews@skia.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Change-Id: I0c0b863056c90435374769e85fb08c1b2f5113a2
Reviewed-on: https://skia-review.googlesource.com/5760
Commit-Queue: Herb Derby <herb@google.com>
Reviewed-by: Herb Derby <herb@google.com>
2016-12-09 17:07:18 +00:00
Hal Canary
3489b2b727 SkImageEncoder::* going away
Approval from https://review.skia.org/5006
TBR=reed@google.com

Change-Id: Ib5fb1b624594598e2316f9247069ecd207d7a974
Reviewed-on: https://skia-review.googlesource.com/5751
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
2016-12-09 16:13:42 +00:00
Hal Canary
b88ca7eca4 Revert "SkImageEncoder::* going away"
This reverts commit d7e16661bb.
Reason for revert: breaking g3
NOTRY=true
Change-Id: I56d53adca64a94b4f66dd0539634804a96e92ddf
Reviewed-on: https://skia-review.googlesource.com/5672
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
Reviewed-by: Herb Derby <herb@google.com>
2016-12-07 16:50:32 +00:00
Hal Canary
d7e16661bb SkImageEncoder::* going away
Approval from https://review.skia.org/5006
TBR=reed@google.com

Change-Id: I43d1a24fa3e924b3c24b224f2451ab990b440dc8
Reviewed-on: https://skia-review.googlesource.com/5413
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
2016-12-07 16:02:33 +00:00
Hal Canary
1fcc40474f SkEncodeImage: no more link-time registration
Also, no more SkImageEncoder class.

SK_SUPPORT_LEGACY_IMAGE_ENCODER_CLASS now only guards some
old API shims.

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=5006

Change-Id: I3797f584f3e8e12ade10d31e8733163453725f40
Reviewed-on: https://skia-review.googlesource.com/5006
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
Reviewed-by: Mike Reed <reed@google.com>
2016-11-30 22:48:56 +00:00
Hal Canary
db6830162e SkImageEncoder: simplify API
(re-land 248ff02 & 2cb6cb7, with changes)

  - Hide SkImageEncoder class in private header.
  - SkImageEncoder::Type becomes SkEncodedImageFormat
  - SkEncodedFormat becomes SkEncodedImageFormat
  - SkImageEncoder static functions replaced with
    single function EncodeImage()
  - utility wrappers for EncodeImage() are in
    sk_tool_utils.h

TODO: remove link-time registration mechanism.
TODO: clean up clients use of API and flip the flag.
TODO: implement EncodeImage() in chromeium/skia/ext

Change-Id: I47d451e50be4d5c6c130869c7fa7c2857243d9f0
Reviewed-on: https://skia-review.googlesource.com/4909
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
Reviewed-on: https://skia-review.googlesource.com/5186
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2016-11-23 16:40:32 +00:00
Hal Canary
a2b4bdce8c Revert 248ff023 & 2cb6cb72
Revert "SkImageEncoder: simplify API"
This reverts commit 248ff02331.
Revert "Fix bug: can't convert nullptr -> bool"
This reverts commit 2cb6cb7218.
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=5151
NOTRY=true

Change-Id: I5f6414392d6545f74db0b5bb50608d04f053a8ec
Reviewed-on: https://skia-review.googlesource.com/5151
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Hal Canary <halcanary@google.com>
2016-11-22 21:23:51 +00:00
Hal Canary
2cb6cb7218 Fix bug: can't convert nullptr -> bool
Change-Id: Ib37c46d00b6a3e768e6d8399f2a6afb332d36bff
Reviewed-on: https://skia-review.googlesource.com/5141
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
2016-11-22 20:14:50 +00:00
Hal Canary
248ff02331 SkImageEncoder: simplify API
- Hide SkImageEncoder class in private header.
  - SkImageEncoder::Type becomes SkEncodedImageFormat
  - SkEncodedFormat becomes SkEncodedImageFormat
  - SkImageEncoder static functions replaced with
    single function EncodeImage()
  - utility wrappers for EncodeImage() are in
    sk_tool_utils.h

TODO: remove link-time registration mechanism.
TODO: clean up clients use of API and flip the flag.
TODO: implement EncodeImage() in chromeium/skia/ext

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4909

Change-Id: Ib48b31fdc05cf23cda7f56ebfd67c841c149ce70
Reviewed-on: https://skia-review.googlesource.com/4909
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
2016-11-22 18:25:55 +00:00
mtklein
c095df55e8 GN: guard tools (except fiddle) by skia_enable_tools.
Our tools use third-party libraries pretty freely, some of which may not
be available in other GN environments (e.g. Fuchsia).  Most can also not
function when Skia is built as a shared library.

fiddle stands alone as the exception to both those points: it depends on
only Skia, and works fine with both a shared or static library.

So guard everything but fiddle with this flag skia_enable_tools, disabled
when we're building for Fuchsia or when we're build a shared library.

This CL has a couple of little tweaks to Fiddle to keep it working:
  - divorce it from :tool_utils, instead just building SkForceLinking.cpp itself;
  - fix up a buggy rebase_path() that was accidentally working when we depended
    on :tool_utils;
  - drop test_only: it now only requires production-code dependencies.

The SkImageEncoder Create* methods need to be SK_API if we want SkForceLinking
to work across .so's.  Without this, SkForceLinking needs to be part of Skia; it
can't be part of the application using Skia.

The rest is mostly just a re-indent under if (skia_enable_tools),
courtesy of gn format.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2273823003

No public API changes.
TBR=reed@google.com

Review-Url: https://codereview.chromium.org/2273823003
2016-08-24 12:23:52 -07:00
msarett
36931c2b47 Add test for platform encoders, turn off platform encoders by default
Clients that like WIC and CG can still use them.  And we can be
confident about that, since we now test WIC and CG.

Let Skia always use our own encoders by default, so we can do cool,
custom things on all platforms.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2250683003

Review-Url: https://codereview.chromium.org/2250683003
2016-08-16 15:11:24 -07:00
mtklein
091cb8d72d Delete SkARGBImageEncoder.
It appears to be unused now except by its unit test, also deleted.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2208433002

No public API changes.
TBR=reed@google.com

Review-Url: https://codereview.chromium.org/2208433002
2016-08-02 12:57:33 -07:00
msarett
e8597a4dd0 Delete SkImageDecoder
This image decoding implementation has been replaced
by SkCodec in Android.

Additionally, we have replaced uses of SkImageDecoder
in Skia and Google3 with uses of SkCodec.

Now we can delete SkImageDecoder :).

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1820503002
CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot

Committed: https://skia.googlesource.com/skia/+/f799706656f2581c5bf5510d94df3fa17cce1607

Committed: https://skia.googlesource.com/skia/+/5b6e73e0c8282c4d85accbfbcecc6dee84f8a1eb

Committed: https://skia.googlesource.com/skia/+/f037fdebda2a2626e6512d7532063f2cd41a264d

Review URL: https://codereview.chromium.org/1820503002
2016-03-24 10:41:47 -07:00
msarett
910f7ec7e7 Revert of Delete SkImageDecoder (patchset #9 id:150001 of https://codereview.chromium.org/1820503002/ )
Reason for revert:
Roll still failing

Original issue's description:
> Delete SkImageDecoder
>
> This image decoding implementation has been replaced
> by SkCodec in Android.
>
> Additionally, we have replaced uses of SkImageDecoder
> in Skia and Google3 with uses of SkCodec.
>
> Now we can delete SkImageDecoder :).
>
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1820503002
> CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot
>
> Committed: https://skia.googlesource.com/skia/+/f799706656f2581c5bf5510d94df3fa17cce1607
>
> Committed: https://skia.googlesource.com/skia/+/5b6e73e0c8282c4d85accbfbcecc6dee84f8a1eb
>
> Committed: https://skia.googlesource.com/skia/+/f037fdebda2a2626e6512d7532063f2cd41a264d

TBR=scroggo@google.com,djsollen@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review URL: https://codereview.chromium.org/1830943002
2016-03-24 04:45:39 -07:00
msarett
f037fdebda Delete SkImageDecoder
This image decoding implementation has been replaced
by SkCodec in Android.

Additionally, we have replaced uses of SkImageDecoder
in Skia and Google3 with uses of SkCodec.

Now we can delete SkImageDecoder :).

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1820503002
CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot

Committed: https://skia.googlesource.com/skia/+/f799706656f2581c5bf5510d94df3fa17cce1607

Committed: https://skia.googlesource.com/skia/+/5b6e73e0c8282c4d85accbfbcecc6dee84f8a1eb

Review URL: https://codereview.chromium.org/1820503002
2016-03-23 19:19:28 -07:00
msarett
041c870425 Revert of Delete SkImageDecoder (patchset #8 id:130001 of https://codereview.chromium.org/1820503002/ )
Reason for revert:
Testing the roll - it's still failing

Original issue's description:
> Delete SkImageDecoder
>
> This image decoding implementation has been replaced
> by SkCodec in Android.
>
> Additionally, we have replaced uses of SkImageDecoder
> in Skia and Google3 with uses of SkCodec.
>
> Now we can delete SkImageDecoder :).
>
> BUG=skia:
> GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1820503002
> CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot
>
> Committed: https://skia.googlesource.com/skia/+/f799706656f2581c5bf5510d94df3fa17cce1607
>
> Committed: https://skia.googlesource.com/skia/+/5b6e73e0c8282c4d85accbfbcecc6dee84f8a1eb

TBR=scroggo@google.com,djsollen@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review URL: https://codereview.chromium.org/1828433004
2016-03-23 18:52:40 -07:00
msarett
5b6e73e0c8 Delete SkImageDecoder
This image decoding implementation has been replaced
by SkCodec in Android.

Additionally, we have replaced uses of SkImageDecoder
in Skia and Google3 with uses of SkCodec.

Now we can delete SkImageDecoder :).

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1820503002
CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot

Committed: https://skia.googlesource.com/skia/+/f799706656f2581c5bf5510d94df3fa17cce1607

Review URL: https://codereview.chromium.org/1820503002
2016-03-23 18:10:14 -07:00
halcanary
f2848b6035 default SkPixelSerializer
Add SkImageEncoder::EncodeData(const SkPixmap&, ...) function.

Add SkImageEncoder::CreatePixelSerializer() to return a
PixelSerializer that calls into SkImageEncoder::EncodeData.

SkImage::encode() make use of SkImageEncoder::CreatePixelSerializer.

Committed: https://skia.googlesource.com/skia/+/b0bd1516bff3f5afcbfd615e805867531657811b

Committed: https://skia.googlesource.com/skia/+/808ce2886d732b1055f89c8fb0f1b11b47fcb0ce

Review URL: https://codereview.chromium.org/1507123002
2015-12-10 12:40:23 -08:00
halcanary
a2e056773d Revert of default SkPixelSerializer (patchset #2 id:20001 of https://codereview.chromium.org/1507123002/ )
Reason for revert:
I was overconfident.

Original issue's description:
> default SkPixelSerializer
>
> Add SkImageEncoder::EncodeData(const SkPixmap&, ...) function.
>
> Add SkImageEncoder::CreatePixelSerializer() to return a
> PixelSerializer that calls into SkImageEncoder::EncodeData.
>
> SkImage::encode() make use of SkImageEncoder::CreatePixelSerializer.
>
> Committed: https://skia.googlesource.com/skia/+/b0bd1516bff3f5afcbfd615e805867531657811b
>
> Committed: https://skia.googlesource.com/skia/+/808ce2886d732b1055f89c8fb0f1b11b47fcb0ce

TBR=reed@google.com,scroggo@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1511183002
2015-12-09 03:56:02 -08:00
halcanary
808ce2886d default SkPixelSerializer
Add SkImageEncoder::EncodeData(const SkPixmap&, ...) function.

Add SkImageEncoder::CreatePixelSerializer() to return a
PixelSerializer that calls into SkImageEncoder::EncodeData.

SkImage::encode() make use of SkImageEncoder::CreatePixelSerializer.

Committed: https://skia.googlesource.com/skia/+/b0bd1516bff3f5afcbfd615e805867531657811b

Review URL: https://codereview.chromium.org/1507123002
2015-12-08 19:02:36 -08:00
reed
290f00cd75 Revert of default SkPixelSerializer (patchset #1 id:1 of https://codereview.chromium.org/1507123002/ )
Reason for revert:
Breaking DEPS roll (linker error)

Original issue's description:
> default SkPixelSerializer
>
> Add SkImageEncoder::EncodeData(const SkPixmap&, ...) function.
>
> Add SkImageEncoder::CreatePixelSerializer() to return a
> PixelSerializer that calls into SkImageEncoder::EncodeData.
>
> SkImage::encode() make use of SkImageEncoder::CreatePixelSerializer.
>
> Committed: https://skia.googlesource.com/skia/+/b0bd1516bff3f5afcbfd615e805867531657811b

TBR=scroggo@google.com,halcanary@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1505203003
2015-12-08 10:59:13 -08:00
halcanary
b0bd1516bf default SkPixelSerializer
Add SkImageEncoder::EncodeData(const SkPixmap&, ...) function.

Add SkImageEncoder::CreatePixelSerializer() to return a
PixelSerializer that calls into SkImageEncoder::EncodeData.

SkImage::encode() make use of SkImageEncoder::CreatePixelSerializer.

Review URL: https://codereview.chromium.org/1507123002
2015-12-08 10:29:58 -08:00
reed
c9e190ddac Revert of change pixel-serializer to support reencoding existing data (patchset #5 id:80001 of https://codereview.chromium.org/1373683003/ )
Reason for revert:
Need to somehow get access to encoders in chrome -- link error on the roll since SkImageEncoder is not built as part of chrome.

Original issue's description:
> change pixel-serializer to support reencoding existing data
>
> Trying to evolve this interface so it can
> - support rich set of backend-encoders (including ones like ETC1 that can cheaply convert to KXT
> - allow for encoding images as well as bitmaps (e.g. for picture serialization)
> - perhaps replace SkImageEncoder as an API (assuming we create a factory that returns a serializer given a format)
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/13f48dc85aa68a60da66aaf39c93d527d11d1278

TBR=scroggo@google.com,msarett@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Review URL: https://codereview.chromium.org/1371983003
2015-09-28 09:58:41 -07:00
reed
13f48dc85a change pixel-serializer to support reencoding existing data
Trying to evolve this interface so it can
- support rich set of backend-encoders (including ones like ETC1 that can cheaply convert to KXT
- allow for encoding images as well as bitmaps (e.g. for picture serialization)
- perhaps replace SkImageEncoder as an API (assuming we create a factory that returns a serializer given a format)

BUG=skia:

Review URL: https://codereview.chromium.org/1373683003
2015-09-28 08:58:53 -07:00
halcanary
385fe4d4b6 Style Change: SkNEW->new; SkDELETE->delete
DOCS_PREVIEW= https://skia.org/?cl=1316123003

Review URL: https://codereview.chromium.org/1316123003
2015-08-26 13:07:49 -07:00
scroggo
1dd3ea9d45 Add SkEncodedFormat, used by SkCodec.
Needed by Android to determine the format.

Review URL: https://codereview.chromium.org/1018953003
2015-03-20 11:55:55 -07:00
reed
53b9e2e0f2 add const to encodePixels pixel parameter
BUG=skia:

Review URL: https://codereview.chromium.org/788143007
2014-12-19 12:26:07 -08:00
caryclark
936b73424f ios fixes
skia_ios.mm
Get the app's Documents directory and pass use it to set the resource path.
This is a quick hack which will be replaced by a new application that is
a tiny shim around a command line tool.

SkImageEncoder.h
SkForceLinking.cpp
SkImageDecoder_CG.cpp
Add support for FORCE_LINKING so iOS sees the PNG encoder and others.

SkFloatBits.cpp
SkPoint.cpp
Handle denormalized numbers that are floored by the iOS ARM processor.

SkImageDecoder_iOS.mm
Remove empty encoder factory.

SkTouchGesture.cpp
Return early on empty state on touch rather than aborting (crashing)

JpegTest.cpp
Hal via stackoverflow.com says partial jpegs can be gray as well.

skia_test.cpp
Remove crash handler call for now to avoid link failure.

OverwriteLine.h
Remove fancy line overwrite for iOS.

Resources.cpp
Add interface to set resource directory based on runtime query.

BUG=skia:2736 skia:2737 skia:2738
R=reed@google.com, halcanary@google.com, mtklein@google.com, tfarina@chromium.org

Author: caryclark@google.com

Review URL: https://codereview.chromium.org/373383003
2014-07-11 12:14:51 -07:00
krajcevski
c250d2e4ab Initial KTX encoder
The encoder comes with tests to check that the encoding/decoding
operations between ETC encoded bitmaps and ARGB bitmaps are sane.

R=bsalomon@google.com, robertphillips@google.com

Author: krajcevski@google.com

Review URL: https://codereview.chromium.org/312353003
2014-06-06 06:16:28 -07:00
mtklein@google.com
bd6343b1d6 Rewrite SkTRegistry to take any trivially-copyable type.
Obviously these are all currently function pointers of type T(*)(P) for various
T and P.  In bench refactoring, I'm trying to register a function pointer of
type T(*)(), which can't be done as is (passing P=void doesn't work).  This
also lets us register things like primitives, which is conceivable useful.

BUG=
R=reed@google.com, scroggo@google.com

Review URL: https://codereview.chromium.org/23453031

git-svn-id: http://skia.googlecode.com/svn/trunk@11082 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-09-04 17:20:18 +00:00
scroggo@google.com
7def5e1630 Separate core and images project.
SkImage calls functions on SkImageDecoder and SkImageEncoder. This
is desired behavior, and it is also desired to include SkImage as
a part of core. In order to keep core from depending on images,
update SkImageDecoder_empty.cpp to implement all of SkImageDecoder
and SkImageEncoder. This file will be built by chrome (in
https://codereview.chromium.org/15960015).

Move force_linking from SkImageDecoder.cpp to its own file. It must
be called to force linking with the image decoders if desired. Call
the function in tools that need it:
sk_image
render_pictures
render_pdfs
sk_hello
filter
bench_pictures
debugger

SkImageDecoder:
Derive from SkNoncopyable, instead of duplicating its
hiding of constructors.

skhello:
Return rather than trying to write a null SkData to the stream.

Revert "Hamfistedly removed core dependence on images"
(commit 0f05f682a90bc125323677abf3476e1027d174f5) and
"Move SkImage::encode to SkImage_Codec.cpp."
(commit 83e47a954d0bf65439f3d9c0c93213063dd70da3.)
These two commits were temporary fixes that this change
cleans up.

SkSnapshot.cpp:
Check for a NULL encoder returned by SkImageEncoder::Create.

BUG=https://code.google.com/p/skia/issues/detail?id=1275
R=djsollen@google.com, robertphillips@google.com

Review URL: https://codereview.chromium.org/15806010

git-svn-id: http://skia.googlecode.com/svn/trunk@9364 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-05-31 14:00:10 +00:00