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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/203862">203862</a></dd>
<dt>Author</dt> <dd>bshafiei@apple.com</dd>
<dt>Date</dt> <dd>2016-07-29 00:11:14 -0700 (Fri, 29 Jul 2016)</dd>
</dl>
<h3>Log Message</h3>
<pre>Merge <a href="http://trac.webkit.org/projects/webkit/changeset/203631">r203631</a>. rdar://problem/24606557</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branchessafari602branchSourceWebCoreChangeLog">branches/safari-602-branch/Source/WebCore/ChangeLog</a></li>
<li><a href="#branchessafari602branchSourceWebCoreplatformgraphicscgImageBufferCGcpp">branches/safari-602-branch/Source/WebCore/platform/graphics/cg/ImageBufferCG.cpp</a></li>
<li><a href="#branchessafari602branchSourceWebCoreplatformgraphicscocoaIOSurfaceh">branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.h</a></li>
<li><a href="#branchessafari602branchSourceWebCoreplatformgraphicscocoaIOSurfacemm">branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.mm</a></li>
<li><a href="#branchessafari602branchSourceWebKit2ChangeLog">branches/safari-602-branch/Source/WebKit2/ChangeLog</a></li>
<li><a href="#branchessafari602branchSourceWebKit2SharedmacRemoteLayerBackingStoremm">branches/safari-602-branch/Source/WebKit2/Shared/mac/RemoteLayerBackingStore.mm</a></li>
<li><a href="#branchessafari602branchSourceWebKit2UIProcessAPICocoaWKWebViewmm">branches/safari-602-branch/Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="branchessafari602branchSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/ChangeLog (203861 => 203862)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/ChangeLog        2016-07-29 07:11:10 UTC (rev 203861)
+++ branches/safari-602-branch/Source/WebCore/ChangeLog        2016-07-29 07:11:14 UTC (rev 203862)
</span><span class="lines">@@ -1,5 +1,30 @@
</span><span class="cx"> 2016-07-28 Babak Shafiei <bshafiei@apple.com>
</span><span class="cx">
</span><ins>+ Merge r203631. rdar://problem/24606557
+
+ 2016-07-22 Zalan Bujtas <zalan@apple.com>
+
+ Handle cases when IOSurface initialization fails.
+ https://bugs.webkit.org/show_bug.cgi?id=160006
+ <rdar://problem/27495102>
+
+ Reviewed by Tim Horton and Simon Fraser.
+
+ This is an additional fix to r203514 to check if IOSurface initialization was successful.
+
+ Unable to test.
+
+ * platform/graphics/cg/ImageBufferCG.cpp:
+ (WebCore::ImageBuffer::ImageBuffer):
+ * platform/graphics/cocoa/IOSurface.h: Merge 2 c'tors.
+ * platform/graphics/cocoa/IOSurface.mm: Remove redundant IOSurface::create() code.
+ (WebCore::IOSurface::create):
+ (WebCore::IOSurface::createFromImage):
+ (WebCore::IOSurface::IOSurface):
+ (WebCore::IOSurface::convertToFormat):
+
+2016-07-28 Babak Shafiei <bshafiei@apple.com>
+
</ins><span class="cx"> Merge r203629. rdar://problem/27438936
</span><span class="cx">
</span><span class="cx"> 2016-07-22 Wenson Hsieh <wenson_hsieh@apple.com>
</span></span></pre></div>
<a id="branchessafari602branchSourceWebCoreplatformgraphicscgImageBufferCGcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/platform/graphics/cg/ImageBufferCG.cpp (203861 => 203862)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/platform/graphics/cg/ImageBufferCG.cpp        2016-07-29 07:11:10 UTC (rev 203861)
+++ branches/safari-602-branch/Source/WebCore/platform/graphics/cg/ImageBufferCG.cpp        2016-07-29 07:11:14 UTC (rev 203862)
</span><span class="lines">@@ -154,13 +154,14 @@
</span><span class="cx"> #if USE(IOSURFACE_CANVAS_BACKING_STORE)
</span><span class="cx"> FloatSize userBounds = sizeForDestinationSize(FloatSize(width.unsafeGet(), height.unsafeGet()));
</span><span class="cx"> m_data.surface = IOSurface::create(m_data.backingStoreSize, IntSize(userBounds), colorSpace);
</span><del>- cgContext = m_data.surface->ensurePlatformContext();
- if (cgContext)
- CGContextClearRect(cgContext.get(), FloatRect(FloatPoint(), userBounds));
- else
- m_data.surface = nullptr;
</del><ins>+ if (m_data.surface) {
+ cgContext = m_data.surface->ensurePlatformContext();
+ if (cgContext)
+ CGContextClearRect(cgContext.get(), FloatRect(FloatPoint(), userBounds));
+ else
+ m_data.surface = nullptr;
+ }
</ins><span class="cx"> #endif
</span><del>-
</del><span class="cx"> if (!cgContext)
</span><span class="cx"> accelerateRendering = false; // If allocation fails, fall back to non-accelerated path.
</span><span class="cx"> }
</span></span></pre></div>
<a id="branchessafari602branchSourceWebCoreplatformgraphicscocoaIOSurfaceh"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.h (203861 => 203862)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.h        2016-07-29 07:11:10 UTC (rev 203861)
+++ branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.h        2016-07-29 07:11:14 UTC (rev 203862)
</span><span class="lines">@@ -100,8 +100,7 @@
</span><span class="cx"> #endif
</span><span class="cx">
</span><span class="cx"> private:
</span><del>- IOSurface(IntSize, CGColorSpaceRef, Format);
- IOSurface(IntSize, IntSize contextSize, CGColorSpaceRef, Format);
</del><ins>+ IOSurface(IntSize, IntSize contextSize, CGColorSpaceRef, Format, bool& success);
</ins><span class="cx"> IOSurface(IOSurfaceRef, CGColorSpaceRef);
</span><span class="cx">
</span><span class="cx"> static std::unique_ptr<IOSurface> surfaceFromPool(IntSize, IntSize contextSize, CGColorSpaceRef, Format);
</span></span></pre></div>
<a id="branchessafari602branchSourceWebCoreplatformgraphicscocoaIOSurfacemm"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.mm (203861 => 203862)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.mm        2016-07-29 07:11:10 UTC (rev 203861)
+++ branches/safari-602-branch/Source/WebCore/platform/graphics/cocoa/IOSurface.mm        2016-07-29 07:11:14 UTC (rev 203862)
</span><span class="lines">@@ -57,10 +57,7 @@
</span><span class="cx">
</span><span class="cx"> std::unique_ptr<WebCore::IOSurface> WebCore::IOSurface::create(IntSize size, CGColorSpaceRef colorSpace, Format pixelFormat)
</span><span class="cx"> {
</span><del>- if (auto cachedSurface = surfaceFromPool(size, size, colorSpace, pixelFormat))
- return cachedSurface;
-
- return std::unique_ptr<IOSurface>(new IOSurface(size, colorSpace, pixelFormat));
</del><ins>+ return IOSurface::create(size, size, colorSpace, pixelFormat);
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> std::unique_ptr<WebCore::IOSurface> WebCore::IOSurface::create(IntSize size, IntSize contextSize, CGColorSpaceRef colorSpace, Format pixelFormat)
</span><span class="lines">@@ -67,7 +64,11 @@
</span><span class="cx"> {
</span><span class="cx"> if (auto cachedSurface = surfaceFromPool(size, contextSize, colorSpace, pixelFormat))
</span><span class="cx"> return cachedSurface;
</span><del>- return std::unique_ptr<IOSurface>(new IOSurface(size, contextSize, colorSpace, pixelFormat));
</del><ins>+ bool success = false;
+ auto surface = std::unique_ptr<IOSurface>(new IOSurface(size, contextSize, colorSpace, pixelFormat, success));
+ if (!success)
+ return nullptr;
+ return surface;
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> std::unique_ptr<WebCore::IOSurface> WebCore::IOSurface::createFromSendRight(const MachSendRight& sendRight, CGColorSpaceRef colorSpace)
</span><span class="lines">@@ -90,10 +91,11 @@
</span><span class="cx"> size_t height = CGImageGetHeight(image);
</span><span class="cx">
</span><span class="cx"> auto surface = IOSurface::create(IntSize(width, height), sRGBColorSpaceRef());
</span><ins>+ if (!surface)
+ return nullptr;
</ins><span class="cx"> auto surfaceContext = surface->ensurePlatformContext();
</span><span class="cx"> CGContextDrawImage(surfaceContext, CGRectMake(0, 0, width, height), image);
</span><span class="cx"> CGContextFlush(surfaceContext);
</span><del>-
</del><span class="cx"> return surface;
</span><span class="cx"> }
</span><span class="cx">
</span><span class="lines">@@ -179,11 +181,15 @@
</span><span class="cx">
</span><span class="cx"> }
</span><span class="cx">
</span><del>-WebCore::IOSurface::IOSurface(IntSize size, CGColorSpaceRef colorSpace, Format format)
</del><ins>+WebCore::IOSurface::IOSurface(IntSize size, IntSize contextSize, CGColorSpaceRef colorSpace, Format format, bool& success)
</ins><span class="cx"> : m_colorSpace(colorSpace)
</span><span class="cx"> , m_size(size)
</span><del>- , m_contextSize(size)
</del><ins>+ , m_contextSize(contextSize)
</ins><span class="cx"> {
</span><ins>+ ASSERT(!success);
+ ASSERT(contextSize.width() <= size.width());
+ ASSERT(contextSize.height() <= size.height());
+
</ins><span class="cx"> NSDictionary *options;
</span><span class="cx">
</span><span class="cx"> switch (format) {
</span><span class="lines">@@ -200,21 +206,14 @@
</span><span class="cx"> options = optionsForBiplanarSurface(size, '422f', 1, 1);
</span><span class="cx"> break;
</span><span class="cx"> }
</span><del>-
</del><span class="cx"> m_surface = adoptCF(IOSurfaceCreate((CFDictionaryRef)options));
</span><del>- m_totalBytes = IOSurfaceGetAllocSize(m_surface.get());
- if (!m_surface)
- NSLog(@"Surface creation failed for options %@", options);
</del><ins>+ success = !!m_surface;
+ if (success)
+ m_totalBytes = IOSurfaceGetAllocSize(m_surface.get());
+ else
+ LOG_ALWAYS_ERROR(true, "Surface creation failed for size: (%d %d) and format: (%d)", size.width(), size.height(), format);
</ins><span class="cx"> }
</span><span class="cx">
</span><del>-WebCore::IOSurface::IOSurface(IntSize size, IntSize contextSize, CGColorSpaceRef colorSpace, Format pixelFormat)
- : IOSurface(size, colorSpace, pixelFormat)
-{
- ASSERT(contextSize.width() <= size.width());
- ASSERT(contextSize.height() <= size.height());
- m_contextSize = contextSize;
-}
-
</del><span class="cx"> WebCore::IOSurface::IOSurface(IOSurfaceRef surface, CGColorSpaceRef colorSpace)
</span><span class="cx"> : m_colorSpace(colorSpace)
</span><span class="cx"> , m_surface(surface)
</span><span class="lines">@@ -396,8 +395,12 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> auto destinationSurface = IOSurface::create(inSurface->size(), inSurface->colorSpace(), format);
</span><ins>+ if (!destinationSurface) {
+ callback(nullptr);
+ return;
+ }
+
</ins><span class="cx"> IOSurfaceRef destinationIOSurfaceRef = destinationSurface->surface();
</span><del>-
</del><span class="cx"> IOSurfaceAcceleratorCompletion completion;
</span><span class="cx"> completion.completionRefCon = new std::function<void(std::unique_ptr<WebCore::IOSurface>)> (WTFMove(callback));
</span><span class="cx"> completion.completionRefCon2 = destinationSurface.release();
</span></span></pre></div>
<a id="branchessafari602branchSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebKit2/ChangeLog (203861 => 203862)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebKit2/ChangeLog        2016-07-29 07:11:10 UTC (rev 203861)
+++ branches/safari-602-branch/Source/WebKit2/ChangeLog        2016-07-29 07:11:14 UTC (rev 203862)
</span><span class="lines">@@ -1,5 +1,29 @@
</span><span class="cx"> 2016-07-28 Babak Shafiei <bshafiei@apple.com>
</span><span class="cx">
</span><ins>+ Merge r203631. rdar://problem/24606557
+
+ 2016-07-22 Zalan Bujtas <zalan@apple.com>
+
+ Handle cases when IOSurface initialization fails.
+ https://bugs.webkit.org/show_bug.cgi?id=160006
+ <rdar://problem/27495102>
+
+ Reviewed by Tim Horton and Simon Fraser.
+
+ This is an additional fix to r203514 to check if IOSurface initialization was successful.
+
+ Unable to test.
+
+ * Shared/mac/RemoteLayerBackingStore.mm:
+ (WebKit::RemoteLayerBackingStore::encode):
+ (WebKit::RemoteLayerBackingStore::display):
+ (WebKit::RemoteLayerBackingStore::applyBackingStoreToLayer):
+ * UIProcess/API/Cocoa/WKWebView.mm:
+ (-[WKWebView _takeViewSnapshot]):
+ (-[WKWebView _snapshotRect:intoImageOfWidth:completionHandler:]):
+
+2016-07-28 Babak Shafiei <bshafiei@apple.com>
+
</ins><span class="cx"> Merge r203630. rdar://problem/27504958
</span><span class="cx">
</span><span class="cx"> 2016-07-22 Chelsea Pugh <cpugh@apple.com>
</span></span></pre></div>
<a id="branchessafari602branchSourceWebKit2SharedmacRemoteLayerBackingStoremm"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebKit2/Shared/mac/RemoteLayerBackingStore.mm (203861 => 203862)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebKit2/Shared/mac/RemoteLayerBackingStore.mm        2016-07-29 07:11:10 UTC (rev 203861)
+++ branches/safari-602-branch/Source/WebKit2/Shared/mac/RemoteLayerBackingStore.mm        2016-07-29 07:11:14 UTC (rev 203862)
</span><span class="lines">@@ -119,7 +119,10 @@
</span><span class="cx">
</span><span class="cx"> #if USE(IOSURFACE)
</span><span class="cx"> if (m_acceleratesDrawing) {
</span><del>- encoder << m_frontBuffer.surface->createSendRight();
</del><ins>+ if (m_frontBuffer.surface)
+ encoder << m_frontBuffer.surface->createSendRight();
+ else
+ encoder << WebCore::MachSendRight();
</ins><span class="cx"> return;
</span><span class="cx"> }
</span><span class="cx"> #endif
</span><span class="lines">@@ -262,13 +265,15 @@
</span><span class="cx"> if (m_backBuffer.surface && !willPaintEntireBackingStore)
</span><span class="cx"> backImage = m_backBuffer.surface->createImage();
</span><span class="cx">
</span><del>- GraphicsContext& context = m_frontBuffer.surface->ensureGraphicsContext();
</del><ins>+ if (m_frontBuffer.surface) {
+ GraphicsContext& context = m_frontBuffer.surface->ensureGraphicsContext();
</ins><span class="cx">
</span><del>- context.scale(FloatSize(1, -1));
- context.translate(0, -expandedScaledSize.height());
- drawInContext(context, backImage.get());
</del><ins>+ context.scale(FloatSize(1, -1));
+ context.translate(0, -expandedScaledSize.height());
+ drawInContext(context, backImage.get());
</ins><span class="cx">
</span><del>- m_frontBuffer.surface->releaseGraphicsContext();
</del><ins>+ m_frontBuffer.surface->releaseGraphicsContext();
+ }
</ins><span class="cx"> } else
</span><span class="cx"> #endif
</span><span class="cx"> {
</span><span class="lines">@@ -400,7 +405,7 @@
</span><span class="cx">
</span><span class="cx"> #if USE(IOSURFACE)
</span><span class="cx"> if (acceleratesDrawing()) {
</span><del>- layer.contents = m_frontBuffer.surface->asLayerContents();
</del><ins>+ layer.contents = m_frontBuffer.surface ? m_frontBuffer.surface->asLayerContents() : nil;
</ins><span class="cx"> return;
</span><span class="cx"> }
</span><span class="cx"> #endif
</span></span></pre></div>
<a id="branchessafari602branchSourceWebKit2UIProcessAPICocoaWKWebViewmm"></a>
<div class="modfile"><h4>Modified: branches/safari-602-branch/Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm (203861 => 203862)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-602-branch/Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm        2016-07-29 07:11:10 UTC (rev 203861)
+++ branches/safari-602-branch/Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm        2016-07-29 07:11:14 UTC (rev 203862)
</span><span class="lines">@@ -1388,6 +1388,8 @@
</span><span class="cx"> #if USE(IOSURFACE)
</span><span class="cx"> WebCore::IOSurface::Format snapshotFormat = WebCore::screenSupportsExtendedColor() ? WebCore::IOSurface::Format::RGB10 : WebCore::IOSurface::Format::RGBA;
</span><span class="cx"> auto surface = WebCore::IOSurface::create(WebCore::expandedIntSize(snapshotSize), WebCore::sRGBColorSpaceRef(), snapshotFormat);
</span><ins>+ if (!surface)
+ return nullptr;
</ins><span class="cx"> CARenderServerRenderLayerWithTransform(MACH_PORT_NULL, self.layer.context.contextId, reinterpret_cast<uint64_t>(self.layer), surface->surface(), 0, 0, &transform);
</span><span class="cx">
</span><span class="cx"> WebCore::IOSurface::Format compressedFormat = WebCore::IOSurface::Format::YUV422;
</span><span class="lines">@@ -1394,7 +1396,8 @@
</span><span class="cx"> if (WebCore::IOSurface::allowConversionFromFormatToFormat(snapshotFormat, compressedFormat)) {
</span><span class="cx"> RefPtr<WebKit::ViewSnapshot> viewSnapshot = WebKit::ViewSnapshot::create(nullptr);
</span><span class="cx"> WebCore::IOSurface::convertToFormat(WTFMove(surface), WebCore::IOSurface::Format::YUV422, [viewSnapshot](std::unique_ptr<WebCore::IOSurface> convertedSurface) {
</span><del>- viewSnapshot->setSurface(WTFMove(convertedSurface));
</del><ins>+ if (convertedSurface)
+ viewSnapshot->setSurface(WTFMove(convertedSurface));
</ins><span class="cx"> });
</span><span class="cx">
</span><span class="cx"> return viewSnapshot;
</span><span class="lines">@@ -4235,6 +4238,10 @@
</span><span class="cx"> // If we are parented and thus won't incur a significant penalty from paging in tiles, snapshot the view hierarchy directly.
</span><span class="cx"> if (CADisplay *display = self.window.screen._display) {
</span><span class="cx"> auto surface = WebCore::IOSurface::create(WebCore::expandedIntSize(WebCore::FloatSize(imageSize)), WebCore::sRGBColorSpaceRef());
</span><ins>+ if (!surface) {
+ completionHandler(nullptr);
+ return;
+ }
</ins><span class="cx"> CGFloat imageScaleInViewCoordinates = imageWidth / rectInViewCoordinates.size.width;
</span><span class="cx"> CATransform3D transform = CATransform3DMakeScale(imageScaleInViewCoordinates, imageScaleInViewCoordinates, 1);
</span><span class="cx"> transform = CATransform3DTranslate(transform, -rectInViewCoordinates.origin.x, -rectInViewCoordinates.origin.y, 0);
</span></span></pre>
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