Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(71)

Unified Diff: src/core/SkPictureData.cpp

Issue 1343703005: SkImageSource (Closed) Base URL: https://chromium.googlesource.com/skia.git@master
Patch Set: review comments Created 5 years, 3 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « include/effects/SkImageSource.h ('k') | src/core/SkReadBuffer.h » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: src/core/SkPictureData.cpp
diff --git a/src/core/SkPictureData.cpp b/src/core/SkPictureData.cpp
index 9d497f676aba19faf14579eb2e42f05a4c679a6d..9ed98cf4ff9e0ccc1f33c9760a1feab57312cda1 100644
--- a/src/core/SkPictureData.cpp
+++ b/src/core/SkPictureData.cpp
@@ -434,44 +434,8 @@ bool SkPictureData::parseStreamTag(SkStream* stream,
return true; // success
}
-namespace {
-
-// This generator intentionally should always fail on all attempts to get its pixels,
-// simulating a bad or empty codec stream.
-class EmptyImageGenerator final : public SkImageGenerator {
-public:
- EmptyImageGenerator(const SkImageInfo& info) : INHERITED(info) { }
-
-private:
- typedef SkImageGenerator INHERITED;
-};
-
-} // anonymous namespace
-
static const SkImage* create_image_from_buffer(SkReadBuffer& buffer) {
- int width = buffer.read32();
- int height = buffer.read32();
- if (width <= 0 || height <= 0) { // SkImage never has a zero dimension
- buffer.validate(false);
- return nullptr;
- }
-
- SkAutoTUnref<SkData> encoded(buffer.readByteArrayAsData());
- if (encoded->size() == 0) {
- // The image could not be encoded at serialization time - return an empty placeholder.
- return SkImage::NewFromGenerator(
- new EmptyImageGenerator(SkImageInfo::MakeN32Premul(width, height)));
- }
-
- int originX = buffer.read32();
- int originY = buffer.read32();
- if (originX < 0 || originY < 0) {
- buffer.validate(false);
- return nullptr;
- }
-
- const SkIRect subset = SkIRect::MakeXYWH(originX, originY, width, height);
- return SkImage::NewFromEncoded(encoded, &subset);
+ return buffer.readImage();
}
// Need a shallow wrapper to return const SkPicture* to match the other factories,
« no previous file with comments | « include/effects/SkImageSource.h ('k') | src/core/SkReadBuffer.h » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698