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Unified Diff: src/lazy/SkCachingPixelRef.cpp

Issue 123223007: Revert "Revert "Revert "Revert of https://codereview.chromium.org/110593003/""" (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: fix compatibility mode for onLockPixels by pre-nulling colortable Created 6 years, 11 months ago
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Index: src/lazy/SkCachingPixelRef.cpp
diff --git a/src/lazy/SkCachingPixelRef.cpp b/src/lazy/SkCachingPixelRef.cpp
index 452ea4ed03eb8c1f473cae08324f684cb5ef9e73..f1510fb67c3e23095336649a6dac2faeb18cf967 100644
--- a/src/lazy/SkCachingPixelRef.cpp
+++ b/src/lazy/SkCachingPixelRef.cpp
@@ -8,7 +8,6 @@
#include "SkCachingPixelRef.h"
#include "SkScaledImageCache.h"
-
bool SkCachingPixelRef::Install(SkImageGenerator* generator,
SkBitmap* dst) {
SkImageInfo info;
@@ -41,13 +40,12 @@ SkCachingPixelRef::~SkCachingPixelRef() {
// Assert always unlock before unref.
}
-void* SkCachingPixelRef::onLockPixels(SkColorTable**) {
+bool SkCachingPixelRef::onNewLockPixels(LockRec* rec) {
if (fErrorInDecoding) {
- return NULL; // don't try again.
+ return false; // don't try again.
}
-
- const SkImageInfo& info = this->info();
+ const SkImageInfo& info = this->info();
SkBitmap bitmap;
SkASSERT(NULL == fScaledCacheId);
fScaledCacheId = SkScaledImageCache::FindAndLock(this->getGenerationID(),
@@ -58,12 +56,12 @@ void* SkCachingPixelRef::onLockPixels(SkColorTable**) {
// Cache has been purged, must re-decode.
if ((!bitmap.setConfig(info, fRowBytes)) || !bitmap.allocPixels()) {
fErrorInDecoding = true;
- return NULL;
+ return false;
}
SkAutoLockPixels autoLockPixels(bitmap);
if (!fImageGenerator->getPixels(info, bitmap.getPixels(), fRowBytes)) {
fErrorInDecoding = true;
- return NULL;
+ return false;
}
fScaledCacheId = SkScaledImageCache::AddAndLock(this->getGenerationID(),
info.fWidth,
@@ -86,7 +84,10 @@ void* SkCachingPixelRef::onLockPixels(SkColorTable**) {
// bitmap (SkScaledImageCache::Rec.fBitmap) that holds a
// reference to the concrete PixelRef while this record is
// locked.
- return pixels;
+ rec->fPixels = pixels;
+ rec->fColorTable = NULL;
+ rec->fRowBytes = bitmap.rowBytes();
+ return true;
}
void SkCachingPixelRef::onUnlockPixels() {
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