/* * Copyright (C) 2004, 2005, 2006, 2008 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #import "config.h" #import "BitmapImage.h" #import "FloatRect.h" #import "GraphicsContext.h" #import "SharedBuffer.h" #import <wtf/text/WTFString.h> @interface WebCoreBundleFinder : NSObject @end @implementation WebCoreBundleFinder @end #if PLATFORM(IOS) #import "SoftLinking.h" #import <CoreGraphics/CoreGraphics.h> #import <ImageIO/ImageIO.h> #import <MobileCoreServices/MobileCoreServices.h> SOFT_LINK_FRAMEWORK(MobileCoreServices) SOFT_LINK_CONSTANT(MobileCoreServices, kUTTypeTIFF, CFStringRef) #define kUTTypeTIFF getkUTTypeTIFF() #endif namespace WebCore { void BitmapImage::invalidatePlatformData() { if (m_frames.size() != 1) return; #if USE(APPKIT) m_nsImage = nullptr; #endif m_tiffRep = nullptr; } PassRefPtr<Image> Image::loadPlatformResource(const char *name) { NSBundle *bundle = [NSBundle bundleForClass:[WebCoreBundleFinder class]]; NSString *imagePath = [bundle pathForResource:[NSString stringWithUTF8String:name] ofType:@"png"]; NSData *namedImageData = [NSData dataWithContentsOfFile:imagePath]; if (namedImageData) { auto image = BitmapImage::create(); image->setData(SharedBuffer::wrapNSData(namedImageData), true); return WTFMove(image); } // We have reports indicating resource loads are failing, but we don't yet know the root cause(s). // Two theories are bad installs (image files are missing), and too-many-open-files. // See rdar://5607381 ASSERT_NOT_REACHED(); return Image::nullImage(); } RetainPtr<CFDataRef> BitmapImage::tiffRepresentation(const Vector<NativeImagePtr>& nativeImages) { // If nativeImages.size() is zero, we know for certain this image doesn't have valid data // Even though the call to CGImageDestinationCreateWithData will fail and we'll handle it gracefully, // in certain circumstances that call will spam the console with an error message if (!nativeImages.size()) return nullptr; RetainPtr<CFMutableDataRef> data = adoptCF(CFDataCreateMutable(0, 0)); RetainPtr<CGImageDestinationRef> destination = adoptCF(CGImageDestinationCreateWithData(data.get(), kUTTypeTIFF, nativeImages.size(), 0)); if (!destination) return 0; for (auto nativeImage : nativeImages) CGImageDestinationAddImage(destination.get(), nativeImage.get(), 0); CGImageDestinationFinalize(destination.get()); return data; } CFDataRef BitmapImage::tiffRepresentation() { if (m_tiffRep) return m_tiffRep.get(); auto data = tiffRepresentation(framesNativeImages()); if (!data) return nullptr; m_tiffRep = data; return m_tiffRep.get(); } #if USE(APPKIT) NSImage* BitmapImage::nsImage() { if (m_nsImage) return m_nsImage.get(); CFDataRef data = tiffRepresentation(); if (!data) return nullptr; m_nsImage = adoptNS([[NSImage alloc] initWithData:(NSData*)data]); return m_nsImage.get(); } RetainPtr<NSImage> BitmapImage::snapshotNSImage() { auto nativeImage = this->nativeImageForCurrentFrame(); if (!nativeImage) return nullptr; auto data = tiffRepresentation({ nativeImage }); if (!data) return nullptr; return adoptNS([[NSImage alloc] initWithData:(NSData *)data.get()]); } #endif }