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third-party-mirror/openjdk/jdk25u/HEAD/./src/java.desktop/macosx/native/libawt_lwawt/awt/ImageSurfaceData.m
blob: ec2bbf48b8c25cfd014fb80422a8e540575dd0a3 [file]
/*
* Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#import "ImageSurfaceData.h"
#import "java_awt_Transparency.h"
#import "java_awt_image_BufferedImage.h"
#import "sun_awt_image_BufImgSurfaceData.h"
#import "sun_java2d_OSXOffScreenSurfaceData.h"
#import "ThreadUtilities.h"
#import "JNIUtilities.h"
#import "BufImgSurfaceData.h"
//#define DEBUG 1
#if defined DEBUG
#define IMAGE_SURFACE_INLINE
#define PRINT(msg) {fprintf(stderr, "%s\n", msg);fflush(stderr);}
#else
#define IMAGE_SURFACE_INLINE static inline
#define PRINT(msg) {}
#endif
// same value as defined in Sun's own code
#define XOR_ALPHA_CUTOFF 128
// for vImage framework headers
#include <Accelerate/Accelerate.h>
static ContextInfo sDefaultContextInfo[sun_java2d_OSXOffScreenSurfaceData_TYPE_3BYTE_RGB+1] =
{
{YES, YES, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_CUSTOM // special case
{YES, YES, 8, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_RGB
{YES, YES, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_ARGB
{YES, YES, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_ARGB_PRE
{YES, YES, 8, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_BGR
{YES, NO, 8, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_3BYTE_BGR // use the default ARGB_PRE context synce we have to sync by hand anyway
{YES, YES, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_4BYTE_ABGR
{YES, YES, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_4BYTE_ABGR_PRE
#ifdef __LITTLE_ENDIAN__
{YES, YES, 5, 2, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder16Host, NULL}, // TYPE_USHORT_565_RGB
{YES, YES, 5, 2, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder16Host, NULL}, // TYPE_USHORT_555_RGB
#else
{YES, YES, 5, 2, 0, kCGImageAlphaNoneSkipFirst, NULL}, // TYPE_USHORT_565_RGB
{YES, YES, 5, 2, 0, kCGImageAlphaNoneSkipFirst, NULL}, // TYPE_USHORT_555_RGB
#endif
{YES, YES, 8, 1, 0, kCGImageAlphaNone, NULL}, // TYPE_BYTE_GRAY
{YES, NO, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_USHORT_GRAY // use the default ARGB_PRE context synce we have to sync by hand anyway
{NO, NO, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_BYTE_BINARY mapped to TYPE_CUSTOM
{YES, NO, 8, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_BYTE_INDEXED // use the default ARGB_PRE context synce we have to sync by hand anyway
{YES, NO, 8, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_3BYTE_RGB
};
static ImageInfo sDefaultImageInfo[sun_java2d_OSXOffScreenSurfaceData_TYPE_3BYTE_RGB+1] =
{
{8, 32, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_CUSTOM
{8, 32, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_RGB
{8, 32, 4, 0, kCGImageAlphaFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_ARGB
{8, 32, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_ARGB_PRE
{8, 32, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_INT_BGR
{8, 32, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_3BYTE_BGR
{8, 32, 4, 0, kCGImageAlphaFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_4BYTE_ABGR
{8, 32, 4, 0, kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_4BYTE_ABGR_PRE
#ifdef __LITTLE_ENDIAN__
{5, 16, 2, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder16Host, NULL}, // TYPE_USHORT_565_RGB
{5, 16, 2, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder16Host, NULL}, // TYPE_USHORT_555_RGB
#else
{5, 16, 2, 0, kCGImageAlphaNoneSkipFirst, NULL}, // TYPE_USHORT_565_RGB
{5, 16, 2, 0, kCGImageAlphaNoneSkipFirst, NULL}, // TYPE_USHORT_555_RGB
#endif
{8, 8, 1, 0, kCGImageAlphaNone, NULL}, // TYPE_BYTE_GRAY
{16, 16, 2, 0, kCGImageAlphaNone | kCGBitmapByteOrder16Host, NULL}, // TYPE_USHORT_GRAY
{0, 0, 0, 0, -1, NULL}, // TYPE_BYTE_BINARY mapped to TYPE_CUSTOM
{8, 32, 4, 0, kCGImageAlphaFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_BYTE_INDEXED // Fully OPAQUE INDEXED images will use kCGImageAlphaNoneSkipFirst for performance reasosn. see <rdar://4224874>
{8, 32, 4, 0, kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host, NULL}, // TYPE_3BYTE_RGB
};
static jfieldID rgbID;
static jfieldID mapSizeID;
static jfieldID allGrayID;
static jclass jc_OSXOffScreenSurfaceData = NULL;
#define GET_OSXOSD_CLASS() \
GET_CLASS(jc_OSXOffScreenSurfaceData, "sun/java2d/OSXOffScreenSurfaceData");
CGColorSpaceRef gColorspaceRGB = NULL;
CGColorSpaceRef gColorspaceGray = NULL;
IMAGE_SURFACE_INLINE void PrintImageInfo(ImageSDOps* isdo)
{
fprintf(stderr, "\n");
fprintf(stderr, "PrintImageInfo:\n");
fprintf(stderr, "\t \n");
//fprintf(stderr, "\t magicID=%d\n", (jint)isdo->magicID);
//fprintf(stderr, "\n");
fprintf(stderr, "\t isdo=%p\n", isdo);
fprintf(stderr, "\t \n");
fprintf(stderr, "\t contextInfo:\n");
fprintf(stderr, "\t useWindowContextReference=%d\n", isdo->contextInfo.useWindowContextReference);
fprintf(stderr, "\t canUseJavaPixelsAsContext=%d\n", isdo->contextInfo.canUseJavaPixelsAsContext);
fprintf(stderr, "\t bitsPerComponent=%ld\n", (long)isdo->contextInfo.bitsPerComponent);
fprintf(stderr, "\t bytesPerPixel=%ld\n", (long)isdo->contextInfo.bytesPerPixel);
fprintf(stderr, "\t bytesPerRow=%ld\n", (long)isdo->contextInfo.bytesPerRow);
fprintf(stderr, "\t alphaInfo=%ld\n", (long)isdo->contextInfo.alphaInfo);
fprintf(stderr, "\t \n");
fprintf(stderr, "\t imageInfo:\n");
fprintf(stderr, "\t bitsPerComponent=%ld\n", (long)isdo->imageInfo.bitsPerComponent);
fprintf(stderr, "\t bitsPerPixel=%ld\n", (long)isdo->imageInfo.bitsPerPixel);
fprintf(stderr, "\t bytesPerPixel=%ld\n", (long)isdo->imageInfo.bytesPerPixel);
fprintf(stderr, "\t bytesPerRow=%ld\n", (long)isdo->imageInfo.bytesPerRow);
fprintf(stderr, "\t alphaInfo=%ld\n", (long)isdo->imageInfo.alphaInfo);
fprintf(stderr, "\t \n");
fprintf(stderr, "\t isSubImage=%d\n", isdo->isSubImage);
fprintf(stderr, "\t \n");
fprintf(stderr, "\t java info:\n");
fprintf(stderr, "\t array=%p\n", isdo->array);
fprintf(stderr, "\t offset=%d\n", (int)isdo->offset);
fprintf(stderr, "\t width=%d\n", (int)isdo->width);
fprintf(stderr, "\t height=%d\n", (int)isdo->height);
fprintf(stderr, "\t javaPixelBytes=%d\n", (int)isdo->javaPixelBytes);
fprintf(stderr, "\t javaPixelsBytesPerRow=%d\n", (int)isdo->javaPixelsBytesPerRow);
fprintf(stderr, "\t icm=%p\n", isdo->icm);
fprintf(stderr, "\t type=%d\n", (int)isdo->type);
fprintf(stderr, "\n");
fprintf(stderr, "\t cgRef=%p\n", isdo->qsdo.cgRef);
fprintf(stderr, "\t nsRef=%p\n", isdo->nsRef);
fprintf(stderr, "\n");
fprintf(stderr, "\t pixelsLocked=%p\n", isdo->pixelsLocked);
fprintf(stderr, "\t pixels=%p\n", isdo->pixels);
fprintf(stderr, "\n");
fprintf(stderr, "\t indexedColorTable=%p\n", isdo->indexedColorTable);
fprintf(stderr, "\t lutData=%p\n", isdo->lutData);
fprintf(stderr, "\t lutDataSize=%u\n", (unsigned)isdo->lutDataSize);
fprintf(stderr, "\n");
fprintf(stderr, "\t nrOfPixelsOwners=%u\n", (unsigned)isdo->nrOfPixelsOwners);
fprintf(stderr, "\n");
}
// if there is no image created for isdo.imgRef, it creates and image using the isdo.dataProvider
// If there is an image present, this is a no-op
void makeSureImageIsCreated(ImageSDOps* isdo)
{
if (isdo->imgRef == NULL) // create the image
{
isdo->imgRef = CGImageCreate(isdo->width,
isdo->height,
isdo->contextInfo.bitsPerComponent,
isdo->contextInfo.bytesPerPixel * 8,
isdo->contextInfo.bytesPerRow,
isdo->contextInfo.colorSpace,
isdo->contextInfo.alphaInfo,
isdo->dataProvider,
NULL,
NO,
kCGRenderingIntentDefault);
}
}
IMAGE_SURFACE_INLINE void customPixelsFromJava(JNIEnv *env, ImageSDOps *isdo)
{
PRINT(" customPixelsFromJava")
SurfaceDataOps *sdo = (SurfaceDataOps*)isdo;
GET_OSXOSD_CLASS();
DECLARE_METHOD(jm_syncFromCustom, jc_OSXOffScreenSurfaceData, "syncFromCustom", "()V");
(*env)->CallVoidMethod(env, sdo->sdObject, jm_syncFromCustom); // AWT_THREADING Safe (known object)
CHECK_EXCEPTION();
}
IMAGE_SURFACE_INLINE void copyBits(jint w, jint h, jint javaPixelsBytesPerRow, Pixel8bit *pixelsSrc, jint dstPixelsBytesPerRow, Pixel8bit *pixelsDst)
{
PRINT(" copyBits")
if (javaPixelsBytesPerRow == dstPixelsBytesPerRow)
{
memcpy(pixelsDst, pixelsSrc, h*javaPixelsBytesPerRow);
}
else
{
register jint y;
for (y=0; y<h; y++)
{
memcpy(pixelsDst, pixelsSrc, dstPixelsBytesPerRow);
pixelsSrc += javaPixelsBytesPerRow;
pixelsDst += dstPixelsBytesPerRow;
}
}
}
IMAGE_SURFACE_INLINE void copySwapRandB_32bit_TYPE_4BYTE(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel32bit *pixelsSrc, Pixel32bit *pixelsDst, size_t extraBytesPerRow)
{
PRINT(" copySwapRandB_32bit_TYPE_4BYTE")
register Pixel8bit *p8Bit = NULL;
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register Pixel32bit pixel, red, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc++;
#ifdef __LITTLE_ENDIAN__
pixel = CFSwapInt32BigToHost(pixel); // the jint is in big endian format, we need to swap the bits
#endif
red = (pixel & 0x00ff0000) >> 16; // get original red and shift to new position
blue = (pixel & 0x000000ff) << 16; // get original blue and shift to new position
pixel = (pixel & 0xff00ff00); // erase original red&blue
pixel = pixel | red | blue; // construct new pixel
*pixelsDst++ = pixel;
}
pixelsSrc += skip;
p8Bit = (Pixel8bit *) pixelsDst;
p8Bit += extraBytesPerRow;
pixelsDst = (Pixel32bit *) p8Bit;
}
}
IMAGE_SURFACE_INLINE void copySwapRandB_32bit_TYPE_INT(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel32bit *pixelsSrc, Pixel32bit *pixelsDst, size_t extraBytesPerRow)
{
PRINT(" copySwapRandB_32bit_TYPE_INT")
register Pixel8bit *p8Bit = NULL;
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register Pixel32bit pixel, red, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc++;
red = (pixel & 0x00ff0000) >> 16; // get original red and shift to new position
blue = (pixel & 0x000000ff) << 16; // get original blue and shift to new position
pixel = (pixel & 0xff00ff00); // erase original red&blue
pixel = pixel | red | blue; // construct new pixel
*pixelsDst++ = pixel;
}
pixelsSrc += skip;
p8Bit = (Pixel8bit *) pixelsDst;
p8Bit += extraBytesPerRow;
pixelsDst = (Pixel32bit *) p8Bit;
}
}
IMAGE_SURFACE_INLINE void copyBGR_24bitToXRGB_32bit(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel8bit *pixelsSrc, Pixel32bit *pixelsDst, size_t extraBytesPerRow)
{
PRINT(" copyBGR_24bitToXRGB_32bit")
register Pixel8bit *p8Bit = NULL;
register jint skip = ((javaPixelsBytesPerRow/javaPixelBytes)-w)*javaPixelBytes; // in pixelsSrc units
register Pixel32bit red, green, blue, pixel;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc++;
blue = pixel << 0;
pixel = *pixelsSrc++;
green = pixel << 8;
pixel = *pixelsSrc++;
red = pixel << 16;
*pixelsDst = red | green | blue;
*pixelsDst = 0xff000000 | *pixelsDst;
pixelsDst++;
}
pixelsSrc += skip;
p8Bit = (Pixel8bit *) pixelsDst;
p8Bit += extraBytesPerRow;
pixelsDst = (Pixel32bit *) p8Bit;
}
}
IMAGE_SURFACE_INLINE void copyRGB_24bitToXRGB_32bit(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel8bit *pixelsSrc, Pixel32bit *pixelsDst, size_t extraBytesPerRow)
{
PRINT(" copyRGB_24bitToXRGB_32bit")
register Pixel8bit *p8Bit = NULL;
register jint skip = ((javaPixelsBytesPerRow/javaPixelBytes)-w)*javaPixelBytes; // in pixelsSrc units
register Pixel32bit red, green, blue, pixel;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc++;
red = pixel << 16;
pixel = *pixelsSrc++;
green = pixel << 8;
pixel = *pixelsSrc++;
blue = pixel << 0;
*pixelsDst = red | green | blue;
*pixelsDst = 0xff000000 | *pixelsDst;
pixelsDst++;
}
pixelsSrc += skip;
p8Bit = (Pixel8bit *) pixelsDst;
p8Bit += extraBytesPerRow;
pixelsDst = (Pixel32bit *) p8Bit;
}
}
IMAGE_SURFACE_INLINE void copyIndexed_8bitToARGB_32bit(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel8bit *pixelsSrc,
Pixel32bit* lutdata, Pixel32bit *pixelsDst, size_t extraBytesPerRow)
{
PRINT(" copyIndexed_8bitToARGB_32bit")
//gznote: how is the performance if the extraBytesPerRow != 0 ?
const vImage_Buffer src = {pixelsSrc, h, w, javaPixelsBytesPerRow};
const vImage_Buffer dest = {pixelsDst, h, w, w*sizeof(Pixel32bit)+extraBytesPerRow};
vImage_Error err = vImageLookupTable_Planar8toPlanarF(&src, &dest, (Pixel_F*)lutdata, kvImageDoNotTile);
if (err != kvImageNoError)
{
fprintf(stderr, "Error in copyIndexed_8bitToARGB_32bit: vImageLookupTable_Planar8toPlanarF returns %ld\n", (long)err);
register Pixel8bit *p8Bit = NULL;
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
*pixelsDst++ = lutdata[*pixelsSrc++]; // case 1
//*pixelsDst++ = *(lutdata + *pixelsSrc++); // case 2: at best ~1% better than case 1
}
pixelsSrc += skip;
p8Bit = (Pixel8bit *) pixelsDst;
p8Bit += extraBytesPerRow;
pixelsDst = (Pixel32bit *) p8Bit;
}
}
}
IMAGE_SURFACE_INLINE void copy565_16bitTo555_16bit(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel16bit *pixelsSrc, Pixel16bit *pixelsDst, size_t extraBytesPerRow)
{
PRINT(" copy565_16bitTo555_16bit")
register Pixel8bit *p8Bit = NULL;
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register jint green;
register Pixel16bit pixel;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc++;
green = ((pixel >> 5) & 63); // rrrrrggggggbbbbb => shift 5 right = 00000rrrrrgggggg => and 63 = 0000000000gggggg
green = ((jint) (((CGFloat) green / 63.0f) * 31.0f)) & 31; // first normalize to value between 0 and 1 and then un-normalize to 5 bit (31 = 0000000000011111)
*pixelsDst++ = ((pixel&0xf800)>>1) | (green << 5) | (pixel&0x01f);
}
pixelsSrc += skip;
p8Bit = (Pixel8bit *) pixelsDst;
p8Bit += extraBytesPerRow;
pixelsDst = (Pixel16bit *) p8Bit;
}
}
IMAGE_SURFACE_INLINE void customPixelsToJava(JNIEnv *env, ImageSDOps *isdo)
{
PRINT(" customPixelsToJava")
SurfaceDataOps *sdo = (SurfaceDataOps*)isdo;
GET_OSXOSD_CLASS();
DECLARE_METHOD(jm_syncToCustom, jc_OSXOffScreenSurfaceData, "syncToCustom", "()V");
(*env)->CallVoidMethod(env, sdo->sdObject, jm_syncToCustom); // AWT_THREADING Safe (known object)
CHECK_EXCEPTION();
}
IMAGE_SURFACE_INLINE void removeAlphaPre_32bit(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel32bit *pixelsSrc)
{
PRINT(" removeAlphaPre_32bit")
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register Pixel32bit pixel, alpha, red, green, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
alpha = (pixel >> 24) & 0xff;
if (alpha != 0)
{
// get color components
red = (pixel >> 16) & 0xff;
green = (pixel >> 8) & 0xff;
blue = (pixel >> 0) & 0xff;
// remove alpha pre
red = ((red * 0xff) + 0x7f) / alpha;
green = ((green * 0xff) + 0x7f) / alpha;
blue = ((blue * 0xff) + 0x7f) / alpha;
// clamp
red = (red <= 0xff) ? red : 0xff;
green = (green <= 0xff) ? green : 0xff;
blue = (blue <= 0xff) ? blue : 0xff;
*pixelsSrc++ = (alpha<<24) | (red<<16) | (green<<8) | blue; // construct new pixel
}
else
{
*pixelsSrc++ = 0;
}
}
pixelsSrc += skip;
}
}
IMAGE_SURFACE_INLINE void swapRandBAndRemoveAlphaPre_32bit(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel32bit *pixelsSrc)
{
PRINT(" swapRandBAndRemoveAlphaPre_32bit")
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register Pixel32bit pixel, alpha, red, green, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
alpha = (pixel & 0xff000000) >> 24;
if (alpha != 0)
{
// get color components
red = (pixel & 0x00ff0000) >> 16;
green = (pixel & 0x0000ff00) >> 8;
blue = (pixel & 0x000000ff) >> 0;
// remove alpha pre
red = ((red * 0xff) + 0x7f) / alpha;
green = ((green * 0xff) + 0x7f) / alpha;
blue = ((blue * 0xff) + 0x7f) / alpha;
// clamp
red = (red <= 0xff) ? red : 0xff;
green = (green <= 0xff) ? green : 0xff;
blue = (blue <= 0xff) ? blue : 0xff;
pixel = (alpha<<24) | (blue<<16) | (green<<8) | red; // construct new pixel
#ifdef __LITTLE_ENDIAN__
pixel = CFSwapInt32HostToBig(pixel); // the jint is little endian, we need to swap the bits before we send it back to Java
#endif
*pixelsSrc++ = pixel;
}
else
{
*pixelsSrc++ = 0;
}
}
pixelsSrc += skip;
}
}
IMAGE_SURFACE_INLINE void swapRandB_32bit_TYPE_INT(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel32bit *pixelsSrc)
{
PRINT(" swapRandB_32bit_TYPE_INT")
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register Pixel32bit pixel, red, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
red = (pixel & 0x00ff0000) >> 16; // get original red and shift to new position
blue = (pixel & 0x000000ff) << 16; // get original blue and shift to new position
pixel = (pixel & 0xff00ff00); // erase original red&blue
pixel = pixel | red | blue; // construct new pixel
*pixelsSrc++ = pixel;
}
pixelsSrc += skip;
}
}
IMAGE_SURFACE_INLINE void swapRandB_32bit_TYPE_4BYTE(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel32bit *pixelsSrc)
{
PRINT(" swapRandB_32bit_TYPE_4BYTE")
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register Pixel32bit pixel, red, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
red = (pixel & 0x00ff0000) >> 16; // get original red and shift to new position
blue = (pixel & 0x000000ff) << 16; // get original blue and shift to new position
pixel = (pixel & 0xff00ff00); // erase original red&blue
pixel = pixel | red | blue; // construct new pixel
#ifdef __LITTLE_ENDIAN__
pixel = CFSwapInt32HostToBig(pixel); // the jint is little endian, we need to swap the bits before we send it back to Java
#endif
*pixelsSrc++ = pixel;
}
pixelsSrc += skip;
}
}
IMAGE_SURFACE_INLINE void map555_16bitTo565_16bit(jint w, jint h, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel16bit *pixelsSrc)
{
PRINT(" map555_16bitTo565_16bit")
register jint skip = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register jint green;
register Pixel16bit pixel;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
green = ((pixel >> 5) & 31); // rrrrrgggggbbbbb => shift 5 right = 000000rrrrrggggg => and 31 = 00000000000ggggg
green = ((jint) (((CGFloat) green / 31.0f) * 63.0f)) & 63; // first normalize between 0 and 1 and then un-normalize to 6 bit (63 = 0000000000111111)
*pixelsSrc++ = ((pixel&0x7c00)<<1) | (green << 5) | (pixel&0x01f);
}
pixelsSrc += skip;
}
}
IMAGE_SURFACE_INLINE void copyARGB_PRE_32bitToBGR_24bit(jint w, jint h, jint nativePixelsBytesPerRow, Pixel32bit *pixelsSrc, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel8bit *pixelsDst)
{
PRINT(" copyARGB_PRE_32bitToBGR_24bit")
static const jint mask = 0x000000ff;
register jint skipSrc = (nativePixelsBytesPerRow/sizeof(Pixel32bit))-w; // in pixelsSrc units
register jint skipDst = ((javaPixelsBytesPerRow/javaPixelBytes)-w)*javaPixelBytes; // in pixelsDst units
register Pixel32bit pixel, alpha, red, green, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
alpha = (pixel >> 24) & mask;
if (alpha != 0)
{
// extract color components
red = (pixel >> 16) & mask;
green = (pixel >> 8) & mask;
blue = (pixel >> 0) & mask;
// remove alpha pre
red = ((red * 0xff) + 0x7f) / alpha;
green = ((green * 0xff) + 0x7f) / alpha;
blue = ((blue * 0xff) + 0x7f) / alpha;
// clamp
*pixelsDst++ = (blue <= 0xff) ? blue : 0xff;
*pixelsDst++ = (green <= 0xff) ? green : 0xff;
*pixelsDst++ = (red <= 0xff) ? red : 0xff;
}
else
{
*pixelsDst++ = 0; // blue
*pixelsDst++ = 0; // green
*pixelsDst++ = 0; // red
}
pixelsSrc++;
}
pixelsSrc += skipSrc;
pixelsDst += skipDst;
}
}
IMAGE_SURFACE_INLINE void copyARGB_PRE_32bitToRGB_24bit(jint w, jint h, jint nativePixelsBytesPerRow, Pixel32bit *pixelsSrc, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel8bit *pixelsDst)
{
PRINT(" copyARGB_PRE_32bitToRGB_24bit")
static const jint mask = 0x000000ff;
register jint skipSrc = (nativePixelsBytesPerRow/sizeof(Pixel32bit))-w; // in pixelsSrc units
register jint skipDst = ((javaPixelsBytesPerRow/javaPixelBytes)-w)*javaPixelBytes; // in pixelsDst units
register Pixel32bit pixel, alpha, red, green, blue;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
alpha = (pixel >> 24) & mask;
if (alpha != 0)
{
// extract color components
red = (pixel >> 16) & mask;
green = (pixel >> 8) & mask;
blue = (pixel >> 0) & mask;
// remove alpha pre
red = ((red * 0xff) + 0x7f) / alpha;
green = ((green * 0xff) + 0x7f) / alpha;
blue = ((blue * 0xff) + 0x7f) / alpha;
// clamp
*pixelsDst++ = (red <= 0xff) ? red : 0xff;
*pixelsDst++ = (green <= 0xff) ? green : 0xff;
*pixelsDst++ = (blue <= 0xff) ? blue : 0xff;
}
else
{
*pixelsDst++ = 0; // blue
*pixelsDst++ = 0; // green
*pixelsDst++ = 0; // red
}
pixelsSrc++;
}
pixelsSrc += skipSrc;
pixelsDst += skipDst;
}
}
// gray = 0.3red + 0.59green + 0.11blue - NTSC standard (according to Luke Wallis)
IMAGE_SURFACE_INLINE void copyARGB_PRE_32bitToGray_16bit(jint w, jint h, jint nativePixelsBytesPerRow, Pixel32bit *pixelsSrc, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel16bit *pixelsDst)
{
PRINT(" copyARGB_PRE_32bitToGray_16bit")
static const jint mask = 0x000000ff;
register jint skipSrc = (nativePixelsBytesPerRow/sizeof(Pixel32bit))-w; // in pixelsSrc units
register jint skipDst = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsDst units
register Pixel32bit alpha;
register Pixel32bit pixel, red, green, blue;
register CGFloat pixelFloat;
register jint x, y;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
pixel = *pixelsSrc;
// gznote: do we remove alpha pre here?
alpha = ((pixel >> 24) & mask); //extract
if (alpha != 0)
{
red = ((pixel >> 16) & mask); // extract
green = ((pixel >> 8) & mask); // extract
blue = ((pixel >> 0) & mask); // extract
alpha *= 0xff; // upsample to 16bit
red *= 0xff; // upsample to 16bit
green *= 0xff; // upsample to 16bit
blue *= 0xff; // upsample to 16bit
red = ((red * 0xffff) + 0x7fff) / alpha; // remove alpha pre
red = (red <= 0xffff) ? red : 0xffff;
green = ((green * 0xffff) + 0x7fff) / alpha; // remove alpha pre
green = (green <= 0xffff) ? green : 0xffff;
blue = ((blue * 0xffff) + 0x7fff) / alpha; // remove alpha pre
blue = (blue <= 0xffff) ? blue : 0xffff;
pixelFloat = red*0.3f + green*0.59f + blue*0.11f; // rgb->gray NTSC conversion
}
else
{
pixelFloat = 0;
}
*pixelsDst = (jint)pixelFloat;
pixelsDst++;
pixelsSrc++;
}
pixelsSrc += skipSrc;
pixelsDst += skipDst;
}
}
// 1. first "dither" the true color down by creating a 16 bit value of the real color that will serve as an index into the cache of indexes
// 2. if the cache has a valid entry use it otherwise go through 3 and 4
// 3. go through the color table and calculate Euclidean distance between the true color and the indexed colors
// 4. map the shortest distance into the one and true index color and stick it into the dst (and cache)
IMAGE_SURFACE_INLINE UInt16* copyARGB_PRE_bitToIndexed_8bit(jint w, jint h, jint nativePixelsBytesPerRow, Pixel32bit *pixelsSrc, jint javaPixelsBytesPerRow, jint javaPixelBytes, Pixel8bit *pixelsDst, Pixel32bit* lutdata, UInt32 lutDataSize, UInt16 *indexedColorTable)
{
PRINT(" copyARGB_PRE_bitToIndexed_8bit")
static const UInt32 mask = 0x000000ff;
static const UInt32 indexSize = 65536; // 2^16 - 16 bits of precision
static const UInt32 indexMask = 0x000000f0; // 00000000000000000000000011110000
static const UInt16 invalidIndex = 0xffff; // 1111111111111111
register jint skipSrc = (nativePixelsBytesPerRow/sizeof(Pixel32bit))-w; // in pixelsSrc units
register jint skipDst = (javaPixelsBytesPerRow/javaPixelBytes)-w; // in pixelsSrc units
register jint indexOfBest, indexOfBestCached = -1;
register CGFloat distanceOfBest, distance;
register UInt32 p1, p1Cached = 0, p1a, p1r, p1g, p1b, p2;
register SInt32 da, dr, dg, db;
register jint x, y, i;
BOOL cachedValueReady = NO;
if (indexedColorTable == NULL)
{
indexedColorTable = (UInt16*)malloc(indexSize*sizeof(UInt16)); // 15 bit precision, each entry capable of holding a 2 byte value
// (lower byte for the actual index, higher byte to mark it valid/invalid)
if (indexedColorTable != NULL)
{
memset((void*)indexedColorTable, invalidIndex, indexSize*sizeof(UInt16));
}
else
{
fprintf(stderr, "ERROR: malloc returns NULL for isdo->indexedColorTable in copyARGB_PRE_bitToIndexed_8bit");
return NULL;
}
}
register UInt16 cacheIndex;
for (y=0; y<h; y++)
{
for (x=0; x<w; x++)
{
p1 = *pixelsSrc;
if ((p1Cached != p1) || (cachedValueReady == NO))
{
p1a = ((p1 >> 24) & mask);
if (p1a != 0)
{
// extract color components
p1r = ((p1 >> 16) & mask);
p1g = ((p1 >> 8) & mask);
p1b = ((p1 >> 0) & mask);
// remove alpha pre
p1r = ((p1r * 0xff) + 0x7f) / p1a;
p1g = ((p1g * 0xff) + 0x7f) / p1a;
p1b = ((p1b * 0xff) + 0x7f) / p1a;
// clamp
p1r = (p1r <= 0xff) ? p1r : 0xff;
p1g = (p1g <= 0xff) ? p1g : 0xff;
p1b = (p1b <= 0xff) ? p1b : 0xff;
}
else
{
p1r = 0;
p1g = 0;
p1b = 0;
}
cacheIndex = (UInt16)(((p1a & indexMask) << 8) | ((p1r & indexMask) << 4) | ((p1g & indexMask) << 0) | ((p1b & indexMask) >> 4));
if (indexedColorTable[cacheIndex] == invalidIndex)
{
indexOfBest = 0;
distanceOfBest = DBL_MAX;
for (i=0; (unsigned)i<lutDataSize; i++)
{
p2 = lutdata[i];
da = p1a - ((p2 >> 24) & mask);
dr = p1r - ((p2 >> 16) & mask);
dg = p1g - ((p2 >> 8) & mask);
db = p1b - ((p2 >> 0) & mask);
distance = sqrt((da*da)+(dr*dr)+(dg*dg)+(db*db));
if (distance < distanceOfBest)
{
distanceOfBest = distance;
indexOfBest = i;
}
}
indexedColorTable[cacheIndex] = indexOfBest;
}
else
{
indexOfBest = indexedColorTable[cacheIndex];
}
cachedValueReady = YES;
p1Cached = p1;
indexOfBestCached = indexOfBest;
}
else
{
indexOfBest = indexOfBestCached;
}
*pixelsDst = indexOfBest;
pixelsDst++;
pixelsSrc++;
}
pixelsSrc += skipSrc;
pixelsDst += skipDst;
}
return indexedColorTable;
}
// callback from CG telling us it's done with the data. <rdar://problem/4762033>
static void releaseDataFromProvider(void *info, const void *data, size_t size)
{
if (data != NULL)
{
free((void*)data);
}
}
IMAGE_SURFACE_INLINE void createContext(JNIEnv *env, ImageSDOps *isdo)
{
PRINT("createContext")
QuartzSDOps *qsdo = (QuartzSDOps*)isdo;
if (qsdo->cgRef == NULL) // lazy creation
{
size_t bitsPerComponent = isdo->contextInfo.bitsPerComponent;
CGColorSpaceRef colorSpace = isdo->contextInfo.colorSpace;
CGImageAlphaInfo alphaInfo = isdo->contextInfo.alphaInfo;
size_t bytesPerRow = isdo->contextInfo.bytesPerRow;
size_t size = bytesPerRow * isdo->height;
isdo->nativePixels = malloc(size);
if (isdo->nativePixels == NULL)
{
fprintf(stderr, "malloc failed for size %d bytes in ImageSurfaceData.createContext()\n", (int) size);
}
//fprintf(stderr, "isdo=%p isdo->type=%d, bitsPerComponent=%d, bytesPerRow=%d, colorSpace=%p, alphaInfo=%d, width=%d, height=%d, size=%d\n", isdo, type, (jint)bitsPerComponent, (jint)bytesPerRow, colorSpace, (jint)alphaInfo, (jint) isdo->width, (jint) isdo->height, (jint) size);
qsdo->cgRef = CGBitmapContextCreate(isdo->nativePixels, isdo->width, isdo->height, bitsPerComponent, bytesPerRow, colorSpace, alphaInfo);
isdo->dataProvider = CGDataProviderCreateWithData(NULL, isdo->nativePixels, size, releaseDataFromProvider);
}
//fprintf(stderr, "cgRef=%p\n", qsdo->cgRef);
if (qsdo->cgRef == NULL)
{
fprintf(stderr, "ERROR: (qsdo->cgRef == NULL) in createContext!\n");
}
// intitalize the context to match the Java coordinate system
// BG, since the context is created above, we can just concat
CGContextConcatCTM(qsdo->cgRef, CGAffineTransformMake(1, 0, 0, -1, 0, isdo->height));
CGContextSaveGState(qsdo->cgRef); // this will make sure we don't go pass device context settings
CGContextSaveGState(qsdo->cgRef); // this will put user settings on top, used by LazyStateManagement code
qsdo->newContext = YES;
}
IMAGE_SURFACE_INLINE void holdJavaPixels(JNIEnv* env, ImageSDOps* isdo)
{
PRINT("holdJavaPixels")
if (isdo->type != java_awt_image_BufferedImage_TYPE_CUSTOM)
{
Pixel8bit* pixels = NULL;
if (isdo->nrOfPixelsOwners == 0)
{
pixels = (Pixel8bit*)((*env)->GetPrimitiveArrayCritical(env, isdo->array, NULL));
if (pixels != NULL)
{
isdo->pixelsLocked = pixels;
isdo->pixels = isdo->pixelsLocked + isdo->offset;
}
else
{
fprintf(stderr, "ERROR: GetPrimitiveArrayCritical returns NULL for pixels in holdJavaPixels!\n");
}
}
isdo->nrOfPixelsOwners++;
}
else if (isdo->pixels == NULL)
{
isdo->pixels = (Pixel8bit*)((*env)->GetDirectBufferAddress(env, isdo->array));
}
}
IMAGE_SURFACE_INLINE void unholdJavaPixels(JNIEnv* env, ImageSDOps* isdo)
{
PRINT("unholdJavaPixels")
if (isdo->type != java_awt_image_BufferedImage_TYPE_CUSTOM)
{
isdo->nrOfPixelsOwners--;
if (isdo->nrOfPixelsOwners == 0)
{
isdo->pixels = NULL;
(*env)->ReleasePrimitiveArrayCritical(env, isdo->array, isdo->pixelsLocked, 0); // Do not use JNI_COMMIT, as that will not free the buffer copy when +ProtectJavaHeap is on.
isdo->pixelsLocked = NULL;
}
}
}
static void imageDataProvider_UnholdJavaPixels(void *info, const void *data, size_t size)
{
PRINT("imageDataProvider_UnholdJavaPixels")
// Currently do nothing
}
static void imageDataProvider_FreeTempPixels(void *info, const void *data, size_t size)
{
PRINT("imageDataProvider_FreeTempPixels")
free((void *)data);
}
IMAGE_SURFACE_INLINE void syncFromJavaPixels(JNIEnv* env, ImageSDOps* isdo)
{
PRINT("syncFromJavaPixels")
// check to see if we have any work to do
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] == 1)
{
// if we do, lock down Java pixels, this halts GarbageCollector!
holdJavaPixels(env, isdo);
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] == 1)
{
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 0;
void *dataProviderData = NULL;
void *dataProviderInfo = NULL;
void *dataProviderCallback = NULL;
size_t dataProviderDataSize = 0;
size_t width = isdo->width;
size_t height = isdo->height;
size_t bitsPerComponent = isdo->imageInfo.bitsPerComponent;
size_t bitsPerPixel = isdo->imageInfo.bitsPerPixel;
size_t bytesPerRow = 0;
size_t extraBytesPerRow = 0; // these are the extra bytesPerRow used for alignment
switch (isdo->type)
{
//case java_awt_image_BufferedImage_TYPE_BYTE_BINARY: // mapped to TYPE_CUSTOM
case java_awt_image_BufferedImage_TYPE_CUSTOM:
holdJavaPixels(env, isdo); // we lock again since we are reusing pixels, but we must ensure CGImageRef immutability
// we can lock these pixels down because they are nio based, so we don't halt the GarbageCollector
bytesPerRow = isdo->javaPixelsBytesPerRow;
dataProviderDataSize = bytesPerRow*isdo->height;
dataProviderData = isdo->pixels;
dataProviderInfo = isdo;
dataProviderCallback = imageDataProvider_UnholdJavaPixels;
break;
default:
bytesPerRow = isdo->imageInfo.bytesPerRow;
dataProviderDataSize = bytesPerRow*height;
dataProviderData = malloc(dataProviderDataSize);
dataProviderInfo = isdo;
dataProviderCallback = imageDataProvider_FreeTempPixels;
}
switch (isdo->type)
{
//case java_awt_image_BufferedImage_TYPE_BYTE_BINARY: // mapped to TYPE_CUSTOM
case java_awt_image_BufferedImage_TYPE_CUSTOM:
customPixelsFromJava(env, isdo);
break;
case java_awt_image_BufferedImage_TYPE_INT_RGB:
case java_awt_image_BufferedImage_TYPE_INT_ARGB:
case java_awt_image_BufferedImage_TYPE_INT_ARGB_PRE:
case java_awt_image_BufferedImage_TYPE_USHORT_555_RGB:
case java_awt_image_BufferedImage_TYPE_USHORT_GRAY:
case java_awt_image_BufferedImage_TYPE_BYTE_GRAY:
copyBits(width, height, isdo->javaPixelsBytesPerRow, (Pixel8bit*)isdo->pixels, bytesPerRow, dataProviderData);
break;
case java_awt_image_BufferedImage_TYPE_INT_BGR:
copySwapRandB_32bit_TYPE_INT(width, height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel32bit*)isdo->pixels, dataProviderData, extraBytesPerRow);
break;
case java_awt_image_BufferedImage_TYPE_4BYTE_ABGR:
case java_awt_image_BufferedImage_TYPE_4BYTE_ABGR_PRE:
copySwapRandB_32bit_TYPE_4BYTE(width, height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel32bit*)isdo->pixels, dataProviderData, extraBytesPerRow);
break;
case java_awt_image_BufferedImage_TYPE_3BYTE_BGR:
copyBGR_24bitToXRGB_32bit(width, height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, isdo->pixels, dataProviderData, extraBytesPerRow);
break;
case sun_java2d_OSXOffScreenSurfaceData_TYPE_3BYTE_RGB:
copyRGB_24bitToXRGB_32bit(width, height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, isdo->pixels, dataProviderData, extraBytesPerRow);
break;
case java_awt_image_BufferedImage_TYPE_USHORT_565_RGB:
copy565_16bitTo555_16bit(width, height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel16bit*)isdo->pixels, dataProviderData, extraBytesPerRow);
break;
case java_awt_image_BufferedImage_TYPE_BYTE_INDEXED:
copyIndexed_8bitToARGB_32bit(width, height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, isdo->pixels, isdo->lutData, dataProviderData, extraBytesPerRow);
break;
default:
break;
}
CGDataProviderRef provider = CGDataProviderCreateWithData(dataProviderInfo, dataProviderData, dataProviderDataSize, dataProviderCallback);
CGImageRef javaImg = CGImageCreate(width, height, bitsPerComponent, bitsPerPixel, bytesPerRow,
isdo->imageInfo.colorSpace, isdo->imageInfo.alphaInfo, provider, NULL, NO, kCGRenderingIntentDefault);
//fprintf(stderr, "javaImg=%p\n", javaImg);
CGDataProviderRelease(provider);
if (javaImg != NULL)
{
QuartzSDOps *qsdo = (QuartzSDOps*)isdo;
if (isdo->imgRef != NULL)
{
CGImageRelease(isdo->imgRef);
isdo->imgRef = NULL;
}
if (qsdo->cgRef == NULL)
{
createContext(env, isdo);
}
if (qsdo->cgRef != NULL)
{
CGContextSaveGState(qsdo->cgRef);
CGAffineTransform currCTM = CGContextGetCTM(qsdo->cgRef);
CGAffineTransform inverse = CGAffineTransformInvert(currCTM);
CGContextConcatCTM(qsdo->cgRef, inverse);
CGContextConcatCTM(qsdo->cgRef, CGAffineTransformMake(1, 0, 0, 1, 0, 0));
CGContextSetBlendMode(qsdo->cgRef, kCGBlendModeCopy);
CGContextSetAlpha(qsdo->cgRef, 1.0f);
CGContextDrawImage(qsdo->cgRef, CGRectMake(0, 0, width, height), javaImg);
CGContextFlush(qsdo->cgRef);
CGContextRestoreGState(qsdo->cgRef);
CGImageRelease(javaImg);
}
else
{
fprintf(stderr, "ERROR: (cgRef == NULL) in syncFromJavaPixels!\n");
}
}
else
{
//fprintf(stderr, "isdo->type=%d, isdo->width=%d, isdo->height=%d, isdo->imageInfo.bitsPerComponent=%d, isdo->imageInfo.bytesPerPixel=%d, isdo->imageInfo.bitsPerPixel=%d, isdo->imageInfo.bytesPerRow=%d, isdo->imageInfo.colorSpace=%p, isdo->imageInfo.alphaInfo=%d\n",
//(jint)isdo->type, (jint)isdo->width, (jint)isdo->height, (jint)isdo->imageInfo.bitsPerComponent, (jint)isdo->imageInfo.bytesPerPixel, (jint)isdo->imageInfo.bitsPerPixel, (jint)isdo->imageInfo.bytesPerRow, isdo->imageInfo.colorSpace, (jint)isdo->imageInfo.alphaInfo);
fprintf(stderr, "ERROR: (javaImg == NULL) in syncFromJavaPixels!\n");
}
}
unholdJavaPixels(env, isdo);
}
}
IMAGE_SURFACE_INLINE void processPixels(ImageSDOps* isdo, jint x, jint y, jint width, jint height, void (*processPixelsCallback) (ImageSDOps *, jint, Pixel32bit *, jint, jint, jint, jint))
{
processPixelsCallback(isdo, (jint) isdo->contextInfo.bytesPerRow, (Pixel32bit *) isdo->nativePixels, x, y, width, height);
}
IMAGE_SURFACE_INLINE void syncToJavaPixels_processPixelsCallback(ImageSDOps* isdo, jint nativePixelsBytesPerRow, Pixel32bit *dataSrc, jint x, jint y, jint width, jint height)
{
switch (isdo->type)
{
case java_awt_image_BufferedImage_TYPE_3BYTE_BGR:
copyARGB_PRE_32bitToBGR_24bit(isdo->width, isdo->height, nativePixelsBytesPerRow, dataSrc, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, isdo->pixels);
break;
case sun_java2d_OSXOffScreenSurfaceData_TYPE_3BYTE_RGB:
copyARGB_PRE_32bitToRGB_24bit(isdo->width, isdo->height, nativePixelsBytesPerRow, dataSrc, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, isdo->pixels);
break;
case java_awt_image_BufferedImage_TYPE_USHORT_GRAY:
copyARGB_PRE_32bitToGray_16bit(isdo->width, isdo->height, nativePixelsBytesPerRow, dataSrc, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel16bit*)isdo->pixels);
break;
case java_awt_image_BufferedImage_TYPE_BYTE_INDEXED:
isdo->indexedColorTable = copyARGB_PRE_bitToIndexed_8bit(isdo->width, isdo->height, nativePixelsBytesPerRow, dataSrc, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, isdo->pixels, isdo->lutData, isdo->lutDataSize, isdo->indexedColorTable);
break;
default:
break;
}
}
IMAGE_SURFACE_INLINE void syncToJavaPixels(JNIEnv* env, ImageSDOps* isdo)
{
PRINT("syncToJavaPixels")
holdJavaPixels(env, isdo);
QuartzSDOps *qsdo = (QuartzSDOps*)isdo;
if (qsdo->cgRef == NULL)
{
createContext(env, isdo);
}
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNativePixelsChangedIndex] = 0;
if (isdo->contextInfo.canUseJavaPixelsAsContext == YES)
{
jint srcBytesPerRow = isdo->contextInfo.bytesPerRow;
jint dstBytesPerRow = isdo->javaPixelsBytesPerRow;
jint h = isdo->height;
Pixel8bit *pixelsSrc = isdo->nativePixels;
Pixel8bit *pixelsDst = isdo->pixels;
if (srcBytesPerRow == dstBytesPerRow)
{
memcpy(pixelsDst, pixelsSrc, h * dstBytesPerRow);
}
else
{
jint widthInBytes = isdo->width * isdo->contextInfo.bytesPerPixel;
jint y;
for (y=0; y < h; y++)
{
memcpy(pixelsDst, pixelsSrc, widthInBytes);
pixelsSrc += srcBytesPerRow;
pixelsDst += dstBytesPerRow;
}
}
switch (isdo->type)
{
//case java_awt_image_BufferedImage_TYPE_BYTE_BINARY: // mapped to TYPE_CUSTOM
case java_awt_image_BufferedImage_TYPE_CUSTOM:
customPixelsToJava(env, isdo);
break;
case java_awt_image_BufferedImage_TYPE_INT_ARGB:
removeAlphaPre_32bit(isdo->width, isdo->height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel32bit*)isdo->pixels);
break;
case java_awt_image_BufferedImage_TYPE_4BYTE_ABGR:
swapRandBAndRemoveAlphaPre_32bit(isdo->width, isdo->height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel32bit*)isdo->pixels);
break;
case java_awt_image_BufferedImage_TYPE_INT_BGR:
swapRandB_32bit_TYPE_INT(isdo->width, isdo->height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel32bit*)isdo->pixels);
break;
case java_awt_image_BufferedImage_TYPE_4BYTE_ABGR_PRE:
swapRandB_32bit_TYPE_4BYTE(isdo->width, isdo->height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel32bit*)isdo->pixels);
break;
case java_awt_image_BufferedImage_TYPE_USHORT_565_RGB:
map555_16bitTo565_16bit(isdo->width, isdo->height, isdo->javaPixelsBytesPerRow, isdo->javaPixelBytes, (Pixel16bit*)isdo->pixels);
break;
default:
break;
}
}
else
{
processPixels(isdo, 0, 0, isdo->width, isdo->height, &syncToJavaPixels_processPixelsCallback);
}
unholdJavaPixels(env, isdo);
}
IMAGE_SURFACE_INLINE jboolean xorSurfacePixels(JNIEnv *env, jobject dstIsd, jobject srcIsd, jint colorXOR, jint x, jint y, jint w, jint h)
{
PRINT("xorSurfacePixels")
jboolean handled = JNI_FALSE;
JNI_COCOA_ENTER(env);
ImageSDOps* srcIsdo = LockImagePixels(env, srcIsd);
ImageSDOps* dstIsdo = LockImagePixels(env, dstIsd);
if ((x < 0) || (y < 0) || (x+w > dstIsdo->width) || (y+h > dstIsdo->height) || (w > srcIsdo->width) || (h > srcIsdo->height))
{
#ifdef PRINT_WARNINGS
fprintf(stderr, "xorSurfacePixels INVALID parameters: x=%d, y=%d, w=%d, h=%d\n", x, y, w, h);
fprintf(stderr, " dstIsdo->width=%d, dstIsdo->height=%d, biqsdoPixels->width=%d, biqsdoPixels->height=%d\n",
dstIsdo->width, dstIsdo->height, srcIsdo->width, srcIsdo->height);
#endif
UnlockImagePixels(env, srcIsdo);
UnlockImagePixels(env, dstIsdo);
return JNI_FALSE;
}
jint offset = (dstIsdo->width*y)+x;
register Pixel32bit* dstPixels = (Pixel32bit*)dstIsdo->pixels;
register jint skip = dstIsdo->width - w;
register Pixel32bit* srcPixels = (Pixel32bit*)srcIsdo->pixels;
register jint skipPixels = srcIsdo->width - w;
register jint i, j;
dstPixels += offset;
switch (dstIsdo->type)
{
case java_awt_image_BufferedImage_TYPE_INT_RGB:
case java_awt_image_BufferedImage_TYPE_INT_ARGB:
case java_awt_image_BufferedImage_TYPE_INT_ARGB_PRE:
{
dstIsdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 1;
if (dstIsdo->type == java_awt_image_BufferedImage_TYPE_INT_ARGB_PRE)
{
Pixel8bit alpha = (colorXOR>>24)&0xff;
Pixel8bit red = (colorXOR>>16)&0xff;
red = (jint)(((CGFloat)red/255.0f * (CGFloat)alpha/255.0f)*255.0f);
Pixel8bit green = (colorXOR>>8)&0xff;
green = (jint)(((CGFloat)green/255.0f * (CGFloat)alpha/255.0f)*255.0f);
Pixel8bit blue = (colorXOR>>0)&0xff;
blue = (jint)(((CGFloat)blue/255.0f * (CGFloat)alpha/255.0f)*255.0f);
colorXOR = (alpha<<24) | (red<<16) | (green<<8) | blue; // the color is now alpha premultiplied
}
for (i=0; i<h; i++)
{
for (j=0; j<w; j++)
{
Pixel32bit srcPixel = *srcPixels;
Pixel8bit pixelAlpha = (srcPixel>>24);
if (pixelAlpha > XOR_ALPHA_CUTOFF)
{
*dstPixels = (*dstPixels ^ (srcPixel ^ colorXOR));
}
dstPixels++; srcPixels++;
}
dstPixels += skip;
srcPixels += skipPixels;
}
handled = JNI_TRUE;
break;
}
default:
{
handled = JNI_FALSE;
#if defined(PRINT_WARNINGS)
fprintf(stderr, "WARNING: unknown type (%d) in compositeXOR\n", dstIsdo->type);
PrintImageInfo(dstIsdo);
#endif
}
}
UnlockImagePixels(env, srcIsdo);
UnlockImagePixels(env, dstIsdo);
JNI_COCOA_EXIT(env);
return handled;
}
IMAGE_SURFACE_INLINE jboolean clearSurfacePixels(JNIEnv *env, jobject bisd, jint w, jint h)
{
PRINT("clearSurfacePixels")
jboolean handled = JNI_FALSE;
JNI_COCOA_ENTER(env);
ImageSDOps *isdo = LockImagePixels(env, bisd);
if (isdo->type == java_awt_image_BufferedImage_TYPE_INT_ARGB_PRE)
{
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 1;
w = (w < isdo->width) ? w : isdo->width;
h = (h < isdo->height) ? h : isdo->height;
register Pixel32bit* data = (Pixel32bit*)isdo->pixels;
register jint i;
if ((w < isdo->width) || (h < isdo->height)) //cmcnote: necessary to special-case for small height? wouldn't 4*w*h do it?
{
register jint skip = isdo->width;
register jint row = 4*w;
for (i=0; i<h; i++)
{
bzero(data, row);
data += skip;
}
}
else
{
bzero(data, 4*w*h);
}
handled = JNI_TRUE;
}
UnlockImagePixels(env, isdo);
JNI_COCOA_EXIT(env);
return handled;
}
static void ImageSD_startCGContext(JNIEnv *env, QuartzSDOps *qsdo, SDRenderType renderType)
{
PRINT("ImageSD_startCGContext")
ImageSDOps *isdo = (ImageSDOps*)qsdo;
pthread_mutex_lock(&isdo->lock);
if (isdo->imgRef != NULL)
{
CGImageRelease(isdo->imgRef);
isdo->imgRef = NULL;
}
if (qsdo->cgRef == NULL)
{
createContext(env, isdo);
}
else
{
qsdo->newContext = NO;
}
if (qsdo->cgRef != NULL)
{
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kImageStolenIndex] == 1)
{
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 1;
}
// sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex can be set right above or somewhere else
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] == 1)
{
syncFromJavaPixels(env, isdo);
}
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNativePixelsChangedIndex] = 1;
SetUpCGContext(env, qsdo, renderType);
}
}
static void ImageSD_finishCGContext(JNIEnv *env, QuartzSDOps *qsdo)
{
PRINT("ImageSD_finishCGContext")
ImageSDOps *isdo = (ImageSDOps*)qsdo;
if (qsdo->cgRef != NULL)
{
CompleteCGContext(env, qsdo);
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kImageStolenIndex] == 1)
{
syncToJavaPixels(env, isdo);
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 1;
}
}
pthread_mutex_unlock(&isdo->lock);
}
static void ImageSD_dispose(JNIEnv *env, SurfaceDataOps *ops)
{
PRINT("ImageSD_dispose")
// copied from BufImg_Dispose in BufImgSurfaceData.c
{
/* ops is assumed non-null as it is checked in SurfaceData_DisposeOps */
BufImgSDOps *bisdo = (BufImgSDOps *)ops;
(*env)->DeleteWeakGlobalRef(env, bisdo->array);
if (bisdo->lutarray != NULL) {
(*env)->DeleteWeakGlobalRef(env, bisdo->lutarray);
}
if (bisdo->icm != NULL) {
(*env)->DeleteWeakGlobalRef(env, bisdo->icm);
}
}
QuartzSDOps *qsdo = (QuartzSDOps *)ops;
if (qsdo->graphicsStateInfo.batchedLines != NULL)
{
free(qsdo->graphicsStateInfo.batchedLines);
qsdo->graphicsStateInfo.batchedLines = NULL;
}
(*env)->DeleteGlobalRef(env, qsdo->javaGraphicsStatesObjects);
if (qsdo->cgRef != NULL)
{
CGContextRelease(qsdo->cgRef);
qsdo->cgRef = NULL;
}
ImageSDOps *isdo = (ImageSDOps *)ops;
if (isdo->dataProvider != NULL)
{
CGDataProviderRelease(isdo->dataProvider);
isdo->dataProvider = NULL;
}
if (isdo->imgRef != NULL)
{
CGImageRelease(isdo->imgRef);
isdo->imgRef = NULL;
}
if (isdo->indexedColorTable != NULL)
{
free(isdo->indexedColorTable);
isdo->indexedColorTable = NULL;
}
if (isdo->lutData != NULL)
{
free(isdo->lutData);
isdo->indexedColorTable = NULL;
}
if (isdo->array != NULL)
{
(*env)->DeleteGlobalRef(env, isdo->array);
isdo->array = NULL;
}
if (isdo->icm != NULL)
{
(*env)->DeleteGlobalRef(env, isdo->icm);
isdo->icm = NULL;
}
if (isdo->nsRef) {
[isdo->nsRef release];
isdo->nsRef = nil;
}
pthread_mutex_destroy(&isdo->lock);
}
// used by XOR (Java pixels must be up to date)
ImageSDOps* LockImagePixels(JNIEnv* env, jobject imageSurfaceData)
{
PRINT("LockImagePixels")
ImageSDOps* isdo = (ImageSDOps*)SurfaceData_GetOps(env, imageSurfaceData);
pthread_mutex_lock(&isdo->lock);
holdJavaPixels(env, isdo);
// if we need to access this image's pixels we need to convert native pixels (if any) back to Java
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNativePixelsChangedIndex] == 1)
{
syncToJavaPixels(env, isdo);
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 1;
}
return isdo;
}
void UnlockImagePixels(JNIEnv* env, ImageSDOps* isdo)
{
PRINT("UnlockImagePixels")
// don't do that since the native pixels haven't changed (Java pixels == native pixels)
//syncToJavaPixels(env, isdo);
unholdJavaPixels(env, isdo);
pthread_mutex_unlock(&isdo->lock);
}
// used by drawImage (native pixels must be up to date)
ImageSDOps* LockImage(JNIEnv* env, jobject imageSurfaceData)
{
PRINT("LockImage")
ImageSDOps* isdo = (ImageSDOps*)SurfaceData_GetOps(env, imageSurfaceData);
pthread_mutex_lock(&isdo->lock);
// if we need to access this image's pixels we need to convert native pixels (if any) back to Java
// for those images whose context type doesn't match layer type or is a custom image
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kImageStolenIndex] == 1)
{
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 1;
}
// sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex can be set right above or somewhere else
if (isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] == 1)
{
syncFromJavaPixels(env, isdo);
}
return isdo;
}
void UnlockImage(JNIEnv* env, ImageSDOps* isdo)
{
PRINT("UnlockImage")
// don't do that since the native pixels haven't changed (Java pixels == native pixels)
//syncToJavaPixels(env, isdo);
pthread_mutex_unlock(&isdo->lock);
}
JNIEXPORT jobject JNICALL Java_sun_awt_image_BufImgSurfaceData_getSurfaceData
(JNIEnv *env, jclass bisd, jobject bufImg)
{
static jfieldID sDataID = 0;
if (sDataID == 0)
{
static char *bimgName = "java/awt/image/BufferedImage";
jclass bimg = (*env)->FindClass(env, bimgName);
CHECK_NULL_RETURN(bimg, NULL);
sDataID = (*env)->GetFieldID(env, bimg, "sData", "Lsun/java2d/SurfaceData;");
CHECK_NULL_RETURN(sDataID, NULL);
}
return (*env)->GetObjectField(env, bufImg, sDataID);
}
JNIEXPORT void JNICALL Java_sun_awt_image_BufImgSurfaceData_setSurfaceData
(JNIEnv *env, jclass bisd, jobject bufImg, jobject sData)
{
static jfieldID sDataID = 0;
if (sDataID == 0)
{
static char *bimgName = "java/awt/image/BufferedImage";
jclass bimg = (*env)->FindClass(env, bimgName);
CHECK_NULL(bimg);
sDataID = (*env)->GetFieldID(env, bimg, "sData", "Lsun/java2d/SurfaceData;");
CHECK_NULL(sDataID);
}
(*env)->SetObjectField(env, bufImg, sDataID, sData);
}
JNIEXPORT void JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_initIDs(JNIEnv *env, jclass bisd)
{
//PRINT("initIDs")
// copied from Java_sun_awt_image_BufImgSurfaceData_initIDs in BufImgSurfaceData.c
{
static char *icmName = "java/awt/image/IndexColorModel";
jclass icm;
if (sizeof(BufImgRIPrivate) > SD_RASINFO_PRIVATE_SIZE) {
JNU_ThrowInternalError(env, "Private RasInfo structure too large!");
return;
}
CHECK_NULL(icm = (*env)->FindClass(env, icmName));
CHECK_NULL(rgbID = (*env)->GetFieldID(env, icm, "rgb", "[I"));
CHECK_NULL(allGrayID = (*env)->GetFieldID(env, icm, "allgrayopaque", "Z"));
CHECK_NULL(mapSizeID = (*env)->GetFieldID(env, icm, "map_size", "I"));
}
gColorspaceRGB = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB);
gColorspaceGray = CGColorSpaceCreateWithName(kCGColorSpaceGenericGray);
//fprintf(stderr, "gColorspaceRGB=%p, gColorspaceGray=%p\n", gColorspaceRGB, gColorspaceGray);
}
static jclass jc_BufferedImage = NULL;
static jfieldID jm_SurfaceData = NULL;
JNIEXPORT jobject JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_getSurfaceData
(JNIEnv *env, jclass bisd, jobject bufImg)
{
PRINT("getSurfaceData")
GET_CLASS_RETURN(jc_BufferedImage, "java/awt/image/BufferedImage", NULL);
GET_FIELD_RETURN(jm_SurfaceData, jc_BufferedImage, "sData", "Lsun/java2d/SurfaceData;", NULL);
return (*env)->GetObjectField(env, bufImg, jm_SurfaceData);
}
JNIEXPORT void JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_setSurfaceData
(JNIEnv *env, jclass bisd, jobject bufImg, jobject sData)
{
PRINT("setSurfaceData")
GET_CLASS(jc_BufferedImage, "java/awt/image/BufferedImage");
GET_FIELD(jm_SurfaceData, jc_BufferedImage, "sData", "Lsun/java2d/SurfaceData;");
(*env)->SetObjectField(env, bufImg, jm_SurfaceData, sData);
}
static jint ImageSD_Lock(JNIEnv *env, SurfaceDataOps *ops, SurfaceDataRasInfo *pRasInfo, jint lockflags)
{
ImageSDOps *isdo = (ImageSDOps*)ops;
pthread_mutex_lock(&isdo->lock);
// copied from BufImg_Lock in BufImgSurfaceData.c
{
BufImgSDOps *bisdo = (BufImgSDOps *)ops;
BufImgRIPrivate *bipriv = (BufImgRIPrivate *) &(pRasInfo->priv);
if ((lockflags & (SD_LOCK_LUT)) != 0 && !bisdo->lutarray) {
/* REMIND: Should this be an InvalidPipe exception? */
JNU_ThrowNullPointerException(env, "Attempt to lock missing colormap");
return SD_FAILURE;
}
// TODO:BG
/*
if ((lockflags & SD_LOCK_INVCOLOR) != 0 ||
(lockflags & SD_LOCK_INVGRAY) != 0)
{
bipriv->cData = BufImg_SetupICM(env, bisdo);
if (bipriv->cData == NULL) {
JNU_ThrowNullPointerException(env, "Could not initialize "
"inverse tables");
return SD_FAILURE;
}
} else {
bipriv->cData = NULL;
}
*/
bipriv->cData = NULL;
bipriv->lockFlags = lockflags;
bipriv->base = NULL;
bipriv->lutbase = NULL;
SurfaceData_IntersectBounds(&pRasInfo->bounds, &bisdo->rasbounds);
/* TODO:BG
if ((bipriv->lockFlags & SD_LOCK_WRITE) &&
bisdo->sdOps.dirty != TRUE) {
SurfaceData_MarkDirty(env, &bisdo->sdOps);
} */
return SD_SUCCESS;
}
}
static void ImageSD_Unlock(JNIEnv *env, SurfaceDataOps *ops, SurfaceDataRasInfo *pRasInfo)
{
ImageSDOps *isdo = (ImageSDOps*)ops;
// For every ImageSD_Unlock, we need to be conservative and mark the pixels
// as modified by the Sun2D renderer.
isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kNeedToSyncFromJavaPixelsIndex] = 1;
pthread_mutex_unlock(&isdo->lock);
}
static void ImageSD_GetRasInfo(JNIEnv *env, SurfaceDataOps *ops, SurfaceDataRasInfo *pRasInfo)
{
// copied from BufImg_GetRasInfo in BufImgSurfaceData.c
{
BufImgSDOps *bisdo = (BufImgSDOps *)ops;
BufImgRIPrivate *bipriv = (BufImgRIPrivate *) &(pRasInfo->priv);
if ((bipriv->lockFlags & (SD_LOCK_RD_WR)) != 0) {
bipriv->base =
(*env)->GetPrimitiveArrayCritical(env, bisdo->array, NULL);
}
if ((bipriv->lockFlags & (SD_LOCK_LUT)) != 0) {
bipriv->lutbase =
(*env)->GetPrimitiveArrayCritical(env, bisdo->lutarray, NULL);
}
if (bipriv->base == NULL) {
pRasInfo->rasBase = NULL;
pRasInfo->pixelStride = 0;
pRasInfo->scanStride = 0;
} else {
pRasInfo->rasBase = (void *)
(((uintptr_t) bipriv->base) + bisdo->offset);
pRasInfo->pixelStride = bisdo->pixStr;
pRasInfo->scanStride = bisdo->scanStr;
}
if (bipriv->lutbase == NULL) {
pRasInfo->lutBase = NULL;
pRasInfo->lutSize = 0;
} else {
pRasInfo->lutBase = bipriv->lutbase;
pRasInfo->lutSize = bisdo->lutsize;
}
if (bipriv->cData == NULL) {
pRasInfo->invColorTable = NULL;
pRasInfo->redErrTable = NULL;
pRasInfo->grnErrTable = NULL;
pRasInfo->bluErrTable = NULL;
} else {
pRasInfo->invColorTable = bipriv->cData->img_clr_tbl;
pRasInfo->redErrTable = bipriv->cData->img_oda_red;
pRasInfo->grnErrTable = bipriv->cData->img_oda_green;
pRasInfo->bluErrTable = bipriv->cData->img_oda_blue;
pRasInfo->invGrayTable = bipriv->cData->pGrayInverseLutData;
}
}
}
static void ImageSD_Release(JNIEnv *env, SurfaceDataOps *ops, SurfaceDataRasInfo *pRasInfo)
{
// copied from BufImg_Release in BufImgSurfaceData.c
{
BufImgSDOps *bisdo = (BufImgSDOps *)ops;
BufImgRIPrivate *bipriv = (BufImgRIPrivate *) &(pRasInfo->priv);
if (bipriv->base != NULL) {
jint mode = (((bipriv->lockFlags & (SD_LOCK_WRITE)) != 0)
? 0 : JNI_ABORT);
(*env)->ReleasePrimitiveArrayCritical(env, bisdo->array,
bipriv->base, mode);
}
if (bipriv->lutbase != NULL) {
(*env)->ReleasePrimitiveArrayCritical(env, bisdo->lutarray,
bipriv->lutbase, JNI_ABORT);
}
}
}
JNIEXPORT void JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_initRaster(JNIEnv *env, jobject bisd, jobject array, jint offset, jint width, jint height,
jint pixelStride, jint scanStride, jobject icm, jint type,
jobject jGraphicsState, jobjectArray jGraphicsStateObject, jobject jImageInfo)
{
PRINT("Java_sun_java2d_OSXOffScreenSurfaceData_initRaster")
ImageSDOps* isdo = (ImageSDOps*)SurfaceData_InitOps(env, bisd, sizeof(ImageSDOps));
if (isdo == NULL) {
JNU_ThrowOutOfMemoryError(env, "Initialization of SurfaceData failed.");
return;
}
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&isdo->lock, &attr);
pthread_mutex_lock(&isdo->lock);
pthread_mutexattr_destroy(&attr);
// copied (and modified) from Java_sun_awt_image_BufImgSurfaceData_initRaster in BufImgSurfaceData.c
{
BufImgSDOps *bisdo =
//(BufImgSDOps*)SurfaceData_InitOps(env, bisd, sizeof(BufImgSDOps));
(BufImgSDOps*)isdo;
//bisdo->sdOps.Lock = BufImg_Lock;
//bisdo->sdOps.GetRasInfo = BufImg_GetRasInfo;
//bisdo->sdOps.Release = BufImg_Release;
//bisdo->sdOps.Unlock = NULL;
//bisdo->sdOps.Dispose = BufImg_Dispose;
bisdo->array = (*env)->NewWeakGlobalRef(env, array);
if (array != NULL) CHECK_NULL(bisdo->array);
bisdo->offset = offset;
//bisdo->scanStr = scanStr;
bisdo->scanStr = scanStride;
//bisdo->pixStr = pixStr;
bisdo->pixStr = pixelStride;
if (!icm) {
bisdo->lutarray = NULL;
bisdo->lutsize = 0;
bisdo->icm = NULL;
} else {
jobject lutarray = (*env)->GetObjectField(env, icm, rgbID);
bisdo->lutarray = (*env)->NewWeakGlobalRef(env, lutarray);
if (lutarray != NULL) CHECK_NULL(bisdo->lutarray);
bisdo->lutsize = (*env)->GetIntField(env, icm, mapSizeID);
bisdo->icm = (*env)->NewWeakGlobalRef(env, icm);
if (icm != NULL) CHECK_NULL(bisdo->icm);
}
bisdo->rasbounds.x1 = 0;
bisdo->rasbounds.y1 = 0;
bisdo->rasbounds.x2 = width;
bisdo->rasbounds.y2 = height;
}
isdo->nrOfPixelsOwners = 0;
isdo->contextInfo = sDefaultContextInfo[type];
isdo->imageInfo = sDefaultImageInfo[type];
isdo->contextInfo.bytesPerRow = width*isdo->contextInfo.bytesPerPixel;
isdo->imageInfo.bytesPerRow = width*isdo->imageInfo.bytesPerPixel;
switch (type)
{
case java_awt_image_BufferedImage_TYPE_BYTE_GRAY:
isdo->contextInfo.colorSpace = isdo->imageInfo.colorSpace = gColorspaceGray;
break;
case java_awt_image_BufferedImage_TYPE_USHORT_GRAY:
isdo->contextInfo.colorSpace = gColorspaceRGB;
isdo->imageInfo.colorSpace = gColorspaceGray;
break;
default:
isdo->contextInfo.colorSpace = isdo->imageInfo.colorSpace = gColorspaceRGB;
break;
}
isdo->isSubImage = (offset%scanStride != 0) || (scanStride != (pixelStride*width));
// parameters specifying this image given to us from Java
isdo->javaImageInfo = (jint*)((*env)->GetDirectBufferAddress(env, jImageInfo));
isdo->array = (array != NULL) ? (*env)->NewGlobalRef(env, array) : NULL;
isdo->offset = offset;
isdo->width = width;
isdo->height = height;
isdo->javaPixelBytes = pixelStride;
isdo->javaPixelsBytesPerRow = scanStride;
isdo->icm = (icm != NULL) ? (*env)->NewGlobalRef(env, icm) : NULL;
isdo->type = type;
if ((isdo->javaImageInfo[sun_java2d_OSXOffScreenSurfaceData_kImageStolenIndex] == 1) ||
(isdo->type == java_awt_image_BufferedImage_TYPE_CUSTOM))
{
// don't waste (precious, precious) VRAM on stolen or custom images that will be slow no matter what
isdo->contextInfo.useWindowContextReference = NO;
}
// needed by TYPE_BYTE_INDEXED
isdo->indexedColorTable = NULL;
isdo->lutData = NULL;
isdo->lutDataSize = 0;
if ((type == java_awt_image_BufferedImage_TYPE_BYTE_INDEXED) && ((*env)->IsSameObject(env, icm, NULL) == NO))
{
static jclass jc_IndexColorModel = NULL;
if (jc_IndexColorModel == NULL) {
jc_IndexColorModel = (*env)->FindClass(env, "java/awt/image/IndexColorModel");
}
CHECK_NULL(jc_IndexColorModel);
DECLARE_FIELD(jm_rgb, jc_IndexColorModel, "rgb", "[I");
DECLARE_FIELD(jm_transparency, jc_IndexColorModel, "transparency", "I");
DECLARE_FIELD(jm_transparent_index, jc_IndexColorModel, "transparent_index", "I");
jarray lutarray = (*env)->GetObjectField(env, icm, jm_rgb);
isdo->lutDataSize = (*env)->GetArrayLength(env, lutarray);
if (isdo->lutDataSize > 0)
{
jint transparency = (*env)->GetIntField(env, icm, jm_transparency);
jint transparent_index = -1;
if (transparency == java_awt_Transparency_BITMASK)
{
transparent_index = (*env)->GetIntField(env, icm, jm_transparent_index);
}
Pixel32bit* lutdata = (Pixel32bit*)((*env)->GetPrimitiveArrayCritical(env, lutarray, NULL));
if (lutdata != NULL)
{
isdo->lutData = NULL;
isdo->lutData = malloc(isdo->lutDataSize * sizeof(Pixel32bit));
if (isdo->lutData != NULL)
{
if (transparency == java_awt_Transparency_BITMASK)
{
Pixel32bit* src = lutdata;
Pixel32bit* dst = isdo->lutData;
jint i;
for (i=0; (unsigned)i<isdo->lutDataSize; i++)
{
if (i != transparent_index)
{
*dst = *src;
// rdar://problem/3390518 - don't force all indexed colors
// to be fully opaque. They could be set up for us.
// we used to call: *dst = 0xff000000 | *src;
// but that was forcing colors to be opaque when developers
// could have set the alpha.
}
else
{
*dst = 0x00000000; // mark as translucent color
}
dst++; src++;
}
}
else //if ((transparency == java_awt_Transparency_OPAQUE) || (transparency == java_awt_Transparency_TRANSLUCENT))
{
jint mask = 0x00000000;
// <rdar://4224874> If the color model is OPAQUE than we need to create an opaque image for performance purposes.
// the default alphaInfo for INDEXED images is kCGImageAlphaFirst. Therefore we need to special case this.
if ((transparency == java_awt_Transparency_OPAQUE))
{
isdo->imageInfo.alphaInfo = kCGImageAlphaNoneSkipFirst | kCGBitmapByteOrder32Host;
mask = 0xff000000; // this is just a safeguard to make sure we fill the alpha
}
Pixel32bit* src = lutdata;
Pixel32bit* dst = isdo->lutData;
jint i;
for (i=0; (unsigned)i<isdo->lutDataSize; i++)
{
*dst = *src | mask;
dst++; src++;
}
}
(*env)->ReleasePrimitiveArrayCritical(env, lutarray, lutdata, 0);
}
else
{
fprintf(stderr, "ERROR: malloc returns NULL for isdo->lutData in initRaster!\n");
}
}
else
{
fprintf(stderr, "ERROR: GetPrimitiveArrayCritical returns NULL for lutdata in initRaster!\n");
}
}
(*env)->DeleteLocalRef(env, lutarray);
}
QuartzSDOps *qsdo = (QuartzSDOps*)isdo;
qsdo->BeginSurface = ImageSD_startCGContext;
qsdo->FinishSurface = ImageSD_finishCGContext;
qsdo->javaGraphicsStates = (jint*)((*env)->GetDirectBufferAddress(env, jGraphicsState));
qsdo->javaGraphicsStatesObjects = (*env)->NewGlobalRef(env, jGraphicsStateObject);
qsdo->graphicsStateInfo.batchedLines = NULL;
qsdo->graphicsStateInfo.batchedLinesCount = 0;
SurfaceDataOps *sdo = (SurfaceDataOps*)qsdo;
sdo->Lock = ImageSD_Lock;
sdo->Unlock = ImageSD_Unlock;
sdo->GetRasInfo = ImageSD_GetRasInfo;
sdo->Release = ImageSD_Release;
sdo->Setup = NULL;
sdo->Dispose = ImageSD_dispose;
pthread_mutex_unlock(&isdo->lock);
//PrintImageInfo(isdo);
}
JNIEXPORT void JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_initCustomRaster(JNIEnv* env, jobject bisd, jobject array, jint width, jint height,
jobject jGraphicsState, jobject jGraphicsStateObject, jobject jImageInfo)
{
PRINT("Java_sun_java2d_OSXOffScreenSurfaceData_initCustomRaster")
jint offset = 0;
jint pixelStride = 4;
jint scanStride = pixelStride*width;
jobject icm = NULL;
jint type = java_awt_image_BufferedImage_TYPE_CUSTOM;
Java_sun_java2d_OSXOffScreenSurfaceData_initRaster(env, bisd, array, offset, width, height, pixelStride, scanStride, icm, type, jGraphicsState, jGraphicsStateObject, jImageInfo);
}
JNIEXPORT void JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_syncToJavaPixels(JNIEnv *env, jobject bisd)
{
PRINT("Java_sun_java2d_OSXOffScreenSurfaceData_syncToJavaPixels")
syncToJavaPixels(env, (ImageSDOps*)SurfaceData_GetOps(env, bisd));
}
JNIEXPORT jboolean JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_xorSurfacePixels
(JNIEnv *env, jobject dstIsd, jobject srcIsd, jint colorXOR, jint x, jint y, jint w, jint h)
{
PRINT("Java_sun_java2d_OSXOffScreenSurfaceData_xorSurfacePixels")
return xorSurfacePixels(env, dstIsd, srcIsd, colorXOR, x, y, w, h);
}
JNIEXPORT jboolean JNICALL Java_sun_java2d_OSXOffScreenSurfaceData_clearSurfacePixels
(JNIEnv *env, jobject bisd, jint w, jint h)
{
PRINT("Java_sun_java2d_OSXOffScreenSurfaceData_clearSurfacePixels")
return clearSurfacePixels(env, bisd, w, h);
}