author | alexsch |
Mon, 07 Oct 2013 16:13:48 +0400 | |
changeset 20456 | 91f08f6b7871 |
parent 13645 | 2f3b5f76385b |
child 23010 | 6dadb192ad81 |
permissions | -rw-r--r-- |
12047 | 1 |
/* |
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* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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#import "QuartzSurfaceData.h" |
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#import <pthread.h> |
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typedef UInt8 Pixel8bit; |
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typedef UInt16 Pixel16bit; |
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typedef UInt32 Pixel32bit; |
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typedef struct _ImageSDOps ImageSDOps; |
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ImageSDOps* LockImage(JNIEnv* env, jobject imageSurfaceData); |
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void UnlockImage(JNIEnv* env, ImageSDOps* isdo); |
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ImageSDOps* LockImagePixels(JNIEnv* env, jobject imageSurfaceData); |
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void UnlockImagePixels(JNIEnv* env, ImageSDOps* isdo); |
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// if there is no image created for isdo.imgRef, it creates and image using the isdo.dataProvider |
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// If there is an image present, this is a no-op |
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void makeSureImageIsCreated(ImageSDOps* isdo); |
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2f3b5f76385b
7187834: [macosx] Usage of private API in macosx 2D implementation causes Apple Store rejection
skovatch
parents:
12047
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changeset
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typedef struct _ContextInfo |
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{ |
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BOOL useWindowContextReference; |
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BOOL canUseJavaPixelsAsContext; |
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size_t bitsPerComponent; |
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size_t bytesPerPixel; |
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size_t bytesPerRow; |
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CGImageAlphaInfo alphaInfo; |
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CGColorSpaceRef colorSpace; |
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13645
2f3b5f76385b
7187834: [macosx] Usage of private API in macosx 2D implementation causes Apple Store rejection
skovatch
parents:
12047
diff
changeset
|
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} ContextInfo; |
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13645
2f3b5f76385b
7187834: [macosx] Usage of private API in macosx 2D implementation causes Apple Store rejection
skovatch
parents:
12047
diff
changeset
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typedef struct _ImageInfo |
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{ |
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size_t bitsPerComponent; |
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size_t bitsPerPixel; |
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size_t bytesPerPixel; |
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size_t bytesPerRow; |
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CGImageAlphaInfo alphaInfo; |
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CGColorSpaceRef colorSpace; |
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13645
2f3b5f76385b
7187834: [macosx] Usage of private API in macosx 2D implementation causes Apple Store rejection
skovatch
parents:
12047
diff
changeset
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} ImageInfo; |
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struct _ImageSDOps |
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{ |
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QuartzSDOps qsdo; // must be the first entry! |
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ContextInfo contextInfo; |
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ImageInfo imageInfo; |
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BOOL isSubImage; |
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jint* javaImageInfo; |
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// parameters specifying this BufferedImage given to us from Java |
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jobject array; |
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jint offset; |
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jint width; |
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jint height; |
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jint javaPixelBytes; |
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jint javaPixelsBytesPerRow; |
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jobject icm; |
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jint type; |
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Pixel8bit* pixels; |
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Pixel8bit* pixelsLocked; |
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// needed by TYPE_BYTE_INDEXED |
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UInt16* indexedColorTable; |
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UInt32* lutData; |
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UInt32 lutDataSize; |
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// Used as a cached image ref created from the isdo.dataprovider. This is only a chached image, and it might become invalid |
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// if somebody draws on the bitmap context, or the pixels are changed in java. In that case, we need to NULL out |
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// this image and recreate it from the data provider. |
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CGImageRef imgRef; |
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// Cached instance of CGDataProvider. dataProvider is alloced the first time a bitmap context is created, providing the |
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// native pixels as a source of the data. The dataProviders life cycle is the same as ISDO. The reference gets |
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// released when we are done with the ISDO. |
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CGDataProviderRef dataProvider; |
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// Pointer in memory that is used for create the CGBitmapContext and the CGDataProvider (used for imgRef). This is a native |
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// copy of the pixels for the Image. There is a spearate copy of the pixels that lives in Java heap. There are two main |
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// reasons why we keep those pixels spearate: 1) CG doesn't support all the Java pixel formats 2) The Garbage collector can |
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// move the java pixels at any time. There are possible workarounds for both problems. Number 2) seems to be a more serious issue, since |
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// we can solve 1) by only supporting certain image types. |
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void * nativePixels; |
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NSGraphicsContext* nsRef; |
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pthread_mutex_t lock; |
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jint nrOfPixelsOwners; |
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}; |
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