From 3ebe2c3112d2c11141be41ca8b3f8e68f613022d Mon Sep 17 00:00:00 2001
From: "jnd@chromium.org"
 <jnd@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Wed, 25 Apr 2012 04:46:24 +0000
Subject: Add EncodeRGBAPNGWithChecksum method.

Adding this method is to dump image for DRT on Chromium Android port.
See https://bugs.webkit.org/show_bug.cgi?id=84682 for details.

NOTE. Skia pixel layout definition is in
<chrome-source-root>/third_party/skia/include/core/SkPostConfig.h for Chromium Android platform.
<chrome-source-root>/skia/config/SkUserConfig.h for other Chromium platforms.


BUG=None.
TEST=should not affect any tests.

Review URL: http://codereview.chromium.org/10202008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@133861 0039d316-1c4b-4281-b951-d872f2087c98
---
 webkit/support/webkit_support_gfx.cc | 14 ++++++++++++++
 webkit/support/webkit_support_gfx.h  | 10 +++++++++-
 2 files changed, 23 insertions(+), 1 deletion(-)

(limited to 'webkit/support')

diff --git a/webkit/support/webkit_support_gfx.cc b/webkit/support/webkit_support_gfx.cc
index bc342e9..1471e29 100644
--- a/webkit/support/webkit_support_gfx.cc
+++ b/webkit/support/webkit_support_gfx.cc
@@ -676,4 +676,18 @@ bool EncodeBGRAPNGWithChecksum(const unsigned char* input,
       comments, output);
 }
 
+bool EncodeRGBAPNGWithChecksum(const unsigned char* input,
+                               int width,
+                               int height,
+                               int row_byte_width,
+                               bool discard_transparency,
+                               const std::string& checksum,
+                               std::vector<unsigned char>* output) {
+  std::vector<Comment> comments;
+  comments.push_back(Comment("checksum", checksum));
+  return Encode(input, FORMAT_RGBA,
+      width, height, row_byte_width, discard_transparency,
+      comments, output);
+}
+
 }  // namespace webkit_support
diff --git a/webkit/support/webkit_support_gfx.h b/webkit/support/webkit_support_gfx.h
index 4823022..19d011f 100644
--- a/webkit/support/webkit_support_gfx.h
+++ b/webkit/support/webkit_support_gfx.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -38,6 +38,14 @@ bool EncodeBGRAPNGWithChecksum(const unsigned char* input,
                                const std::string& checksum,
                                std::vector<unsigned char>* output);
 
+bool EncodeRGBAPNGWithChecksum(const unsigned char* input,
+                               int width,
+                               int height,
+                               int row_byte_width,
+                               bool discard_transparency,
+                               const std::string& checksum,
+                               std::vector<unsigned char>* output);
+
 }  // namespace webkit_support
 
 #endif  // WEBKIT_SUPPORT_WEBKIT_SUPPORT_GFX_H_
-- 
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