U 剔除webp图片处理工具 让用户自己添加和扩展

This commit is contained in:
天爱有情
2022-05-19 14:15:53 +08:00
parent 15f382d5dd
commit 3211531ef1
20 changed files with 2 additions and 1760 deletions
+1 -7
View File
@@ -65,12 +65,6 @@
<version>1.18.12</version>
<optional>true</optional>
</dependency>
<!-- https://mvnrepository.com/artifact/org.scijava/native-lib-loader -->
<dependency>
<groupId>org.scijava</groupId>
<artifactId>native-lib-loader</artifactId>
<version>2.3.4</version>
</dependency>
</dependencies>
<build>
@@ -147,4 +141,4 @@
</plugins>
</build>
</project>
</project>
+1 -4
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@@ -20,9 +20,6 @@
- 滑动还原验证码
- 文字点选验证码
- 后面会陆续支持市面上更多好玩的验证码玩法... 敬请期待
- 该滑块验证码实现了 普通图片和 **webp**(拷贝github大神开源的webp图片生成代码)图片两种格式
## 快速上手
如果是SpringBoot开发者可直接使用SpringBoot快速启动器[tianai-captcha-springboot-starter](https://gitee.com/tianai/tianai-captcha-springboot-starter)
@@ -309,4 +306,4 @@ public class Test {
}
}
```
# qq群: 1021884609
# qq群: 1021884609
@@ -1,38 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
enum VP8StatusCode {
VP8_STATUS_OK,
VP8_STATUS_OUT_OF_MEMORY,
VP8_STATUS_INVALID_PARAM,
VP8_STATUS_BITSTREAM_ERROR,
VP8_STATUS_UNSUPPORTED_FEATURE,
VP8_STATUS_SUSPENDED,
VP8_STATUS_USER_ABORT,
VP8_STATUS_NOT_ENOUGH_DATA,;
private static VP8StatusCode[] VALUES = values();
public static VP8StatusCode getStatusCode( int aValue ) {
if ( aValue >= 0 && aValue < VALUES.length ) {
return VALUES[ aValue ];
}
else {
return null;
}
}
}
@@ -1,99 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
import lombok.extern.slf4j.Slf4j;
import org.scijava.nativelib.DefaultJniExtractor;
import org.scijava.nativelib.NativeLibraryUtil;
import java.io.IOException;
import java.nio.ByteOrder;
@Slf4j
final class WebP {
private static boolean NATIVE_LIBRARY_LOADED = false;
static synchronized void loadNativeLibrary() {
if (!NATIVE_LIBRARY_LOADED) {
NATIVE_LIBRARY_LOADED = true;
try {
NativeLibraryUtil.loadNativeLibrary(new DefaultJniExtractor(WebP.class), "webp-imageio");
} catch (IOException e) {
log.debug("IOException creating DefaultJniExtractor", e);
}
}
}
static {
loadNativeLibrary();
}
private WebP() {
}
public static int[] decode(WebPDecoderOptions aOptions, byte[] aData, int aOffset, int aLength, int[] aOut) throws IOException {
if (aOptions == null) {
throw new NullPointerException("Decoder options may not be null");
}
if (aData == null) {
throw new NullPointerException("Input data may not be null");
}
if (aOffset + aLength > aData.length) {
throw new IllegalArgumentException("Offset/length exceeds array size");
}
int[] pixels = decode(aOptions.fPointer, aData, aOffset, aLength, aOut, ByteOrder.nativeOrder().equals(ByteOrder.BIG_ENDIAN));
VP8StatusCode status = VP8StatusCode.getStatusCode(aOut[0]);
switch (status) {
case VP8_STATUS_OK:
break;
case VP8_STATUS_OUT_OF_MEMORY:
throw new OutOfMemoryError();
default:
throw new IOException("Decode returned code " + status);
}
return pixels;
}
private static native int[] decode(long aDecoderOptionsPointer, byte[] aData, int aOffset, int aLength, int[] aFlags, boolean aBigEndian);
public static int[] getInfo(byte[] aData, int aOffset, int aLength) throws IOException {
int[] out = new int[2];
int result = getInfo(aData, aOffset, aLength, out);
if (result == 0) {
throw new IOException("Invalid WebP data");
}
return out;
}
private static native int getInfo(byte[] aData, int aOffset, int aLength, int[] aOut);
public static byte[] encodeRGBA(WebPEncoderOptions aOptions, byte[] aRgbaData, int aWidth, int aHeight, int aStride) {
return encodeRGBA(aOptions.fPointer, aRgbaData, aWidth, aHeight, aStride);
}
private static native byte[] encodeRGBA(long aConfig, byte[] aRgbaData, int aWidth, int aHeight, int aStride);
public static byte[] encodeRGB(WebPEncoderOptions aOptions, byte[] aRgbaData, int aWidth, int aHeight, int aStride) {
return encodeRGB(aOptions.fPointer, aRgbaData, aWidth, aHeight, aStride);
}
private static native byte[] encodeRGB(long aConfig, byte[] aRgbaData, int aWidth, int aHeight, int aStride);
}
@@ -1,182 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
public final class WebPDecoderOptions {
static {
WebP.loadNativeLibrary();
}
long fPointer;
public WebPDecoderOptions() {
fPointer = createDecoderOptions();
if ( fPointer == 0 ) {
throw new OutOfMemoryError();
}
}
@Override
protected void finalize() throws Throwable {
super.finalize();
deleteDecoderOptions( fPointer );
fPointer = 0L;
}
public int getCropHeight() {
return getCropHeight( fPointer );
}
public void setCropHeight( int aCropHeight ) {
setCropHeight( fPointer, aCropHeight );
}
public int getCropLeft() {
return getCropLeft( fPointer );
}
public void setCropLeft( int aCropLeft ) {
setCropLeft( fPointer, aCropLeft );
}
public int getCropTop() {
return getCropTop( fPointer );
}
public void setCropTop( int aCropTop ) {
setCropTop( fPointer, aCropTop );
}
public int getCropWidth() {
return getCropWidth( fPointer );
}
public void setCropWidth( int aCropWidth ) {
setCropWidth( fPointer, aCropWidth );
}
public boolean isFancyUpsampling() {
return !isNoFancyUpsampling( fPointer );
}
public void setFancyUpsampling( boolean aFancyUpsampling ) {
setNoFancyUpsampling( fPointer, !aFancyUpsampling );
}
public int getScaledHeight() {
return getScaledHeight( fPointer );
}
public void setScaledHeight( int aScaledHeight ) {
setScaledHeight( fPointer, aScaledHeight );
}
public int getScaledWidth() {
return getScaledWidth( fPointer );
}
public void setScaledWidth( int aScaledWidth ) {
setScaledWidth( fPointer, aScaledWidth );
}
public boolean isUseCropping() {
return isUseCropping( fPointer );
}
public void setUseCropping( boolean aUseCropping ) {
setUseCropping( fPointer, aUseCropping );
}
public boolean isUseScaling() {
return isUseScaling( fPointer );
}
public void setUseScaling( boolean aUseScaling ) {
setUseScaling( fPointer, aUseScaling );
}
public boolean isUseThreads() {
return isUseThreads( fPointer );
}
public void setUseThreads( boolean aUseThreads ) {
setUseThreads( fPointer, aUseThreads );
}
public boolean isBypassFiltering() {
return isBypassFiltering( fPointer );
}
public void setBypassFiltering( boolean aBypassFiltering ) {
setBypassFiltering( fPointer, aBypassFiltering );
}
private static native long createDecoderOptions();
private static native void deleteDecoderOptions( long aPointer );
private static native int getCropHeight( long aPointer );
private static native void setCropHeight( long aPointer, int aCropHeight );
private static native int getCropLeft( long aPointer );
private static native void setCropLeft( long aPointer, int aCropLeft );
private static native int getCropTop( long aPointer );
private static native void setCropTop( long aPointer, int aCropTop );
private static native int getCropWidth( long aPointer );
private static native void setCropWidth( long aPointer, int aCropWidth );
private static native boolean isForceRotation( long aPointer );
private static native void setForceRotation( long aPointer, boolean aForceRotation );
private static native boolean isNoEnhancement( long aPointer );
private static native void setNoEnhancement( long aPointer, boolean aNoEnhancement );
private static native boolean isNoFancyUpsampling( long aPointer );
private static native void setNoFancyUpsampling( long aPointer, boolean aFancyUpsampling );
private static native int getScaledHeight( long aPointer );
private static native void setScaledHeight( long aPointer, int aScaledHeight );
private static native int getScaledWidth( long aPointer );
private static native void setScaledWidth( long aPointer, int aScaledWidth );
private static native boolean isUseCropping( long aPointer );
private static native void setUseCropping( long aPointer, boolean aUseCropping );
private static native boolean isUseScaling( long aPointer );
private static native void setUseScaling( long aPointer, boolean aUseScaling );
private static native boolean isUseThreads( long aPointer );
private static native void setUseThreads( long aPointer, boolean aUseThreads );
private static native boolean isBypassFiltering( long aPointer );
private static native void setBypassFiltering( long aPointer, boolean aBypassFiltering );
}
@@ -1,310 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
public class WebPEncoderOptions {
static {
WebP.loadNativeLibrary();
}
long fPointer;
public WebPEncoderOptions() {
fPointer = createConfig();
if ( fPointer == 0 ) {
throw new OutOfMemoryError();
}
}
@Override
protected void finalize() throws Throwable {
super.finalize();
deleteConfig( fPointer );
fPointer = 0L;
}
private static native long createConfig();
private static native void deleteConfig( long aPointer );
long getPointer() {
return fPointer;
}
public float getCompressionQuality() {
return getQuality(fPointer);
}
public void setCompressionQuality( float quality ) {
setQuality( fPointer, quality );
}
public boolean isLossless() {
return getLossless( fPointer ) != 0;
}
public void setLossless( boolean aLossless ) {
setLossless(fPointer, aLossless ? 1 : 0);
}
public int getTargetSize() {
return getTargetSize( fPointer );
}
public void setTargetSize( int aTargetSize ) {
setTargetSize( fPointer, aTargetSize );
}
public float getTargetPSNR() {
return getTargetPSNR( fPointer );
}
public void setTargetPSNR( float aTargetPSNR ) {
setTargetPSNR( fPointer, aTargetPSNR );
}
public int getMethod() {
return getMethod( fPointer );
}
public void setMethod( int aMethod ) {
setMethod( fPointer, aMethod );
}
public int getSegments() {
return getSegments( fPointer );
}
public void setSegments( int aSegments ) {
setSegments( fPointer, aSegments );
}
public int getSnsStrength() {
return getSnsStrength( fPointer );
}
public void setSnsStrength( int aSnsStrength ) {
setSnsStrength( fPointer, aSnsStrength );
}
public int getFilterStrength() {
return getFilterStrength( fPointer );
}
public void setFilterStrength( int aFilterStrength ) {
setFilterStrength( fPointer, aFilterStrength );
}
public int getFilterSharpness() {
return getFilterSharpness( fPointer );
}
public void setFilterSharpness( int aFilterSharpness ) {
setFilterSharpness( fPointer, aFilterSharpness );
}
public int getFilterType() {
return getFilterType( fPointer );
}
public void setFilterType( int aFilterType ) {
setFilterType( fPointer, aFilterType );
}
public boolean isAutoAdjustFilterStrength() {
return getAutofilter( fPointer ) != 0;
}
public void setAutoAdjustFilterStrength( boolean aAutofilter ) {
setAutofilter( fPointer, aAutofilter ? 1 : 0 );
}
public int getEntropyAnalysisPassCount() {
return getPass( fPointer );
}
public void setEntropyAnalysisPassCount( int aPass ) {
setPass( fPointer, aPass );
}
public boolean isShowCompressed() {
return getShowCompressed( fPointer ) != 0;
}
public void setShowCompressed( boolean aShowCompressed ) {
setShowCompressed( fPointer, aShowCompressed ? 1 : 0 );
}
public int getPreprocessing() {
return getPreprocessing( fPointer );
}
public void setPreprocessing( int aPreprocessing ) {
setPreprocessing( fPointer, aPreprocessing );
}
public int getPartitions() {
return getPartitions( fPointer );
}
public void setPartitions( int aPartitions ) {
setPartitions( fPointer, aPartitions );
}
public int getPartitionLimit() {
return getPartitionLimit( fPointer );
}
public void setPartitionLimit( int aPartitionLimit ) {
setPartitionLimit( fPointer, aPartitionLimit );
}
public int getAlphaCompression() {
return getAlphaCompression( fPointer );
}
public void setAlphaCompression( int aAlphaCompression ) {
setAlphaCompression( fPointer, aAlphaCompression );
}
public int getAlphaFiltering() {
return getAlphaFiltering( fPointer );
}
public void setAlphaFiltering( int aAlphaFiltering ) {
setAlphaFiltering( fPointer, aAlphaFiltering );
}
public int getAlphaQuality() {
return getAlphaQuality( fPointer );
}
public void setAlphaQuality( int aAlphaQuality ) {
setAlphaQuality( fPointer, aAlphaQuality );
}
public boolean isEmulateJpegSize() {
return getEmulateJpegSize( fPointer ) != 0;
}
public void setEmulateJpegSize( boolean aEmulateJpegSize ) {
setEmulateJpegSize( fPointer, aEmulateJpegSize ? 1 : 0 );
}
public int getThreadLevel() {
return getThreadLevel( fPointer );
}
public void setThreadLevel( int aThreadLevel ) {
setThreadLevel( fPointer, aThreadLevel );
}
public boolean isReduceMemoryUsage() {
return getLowMemory( fPointer ) != 0;
}
public void setReduceMemoryUsage( boolean aLowMemory ) {
setLowMemory( fPointer, aLowMemory ? 1 : 0 );
}
private static native float getQuality( long aPointer );
private static native void setQuality( long aPointer, float aQuality );
private static native int getTargetSize( long aPointer );
private static native void setTargetSize( long aPointer, int aTargetSize );
private static native float getTargetPSNR( long aPointer );
private static native void setTargetPSNR( long aPointer, float aTargetPSNR );
private static native int getMethod( long aPointer );
private static native void setMethod( long aPointer, int aMethod );
private static native int getSegments( long aPointer );
private static native void setSegments( long aPointer, int aSegments );
private static native int getSnsStrength( long aPointer );
private static native void setSnsStrength( long aPointer, int aSnsStrength );
private static native int getFilterStrength( long aPointer );
private static native void setFilterStrength( long aPointer, int aFilterStrength );
private static native int getFilterSharpness( long aPointer );
private static native void setFilterSharpness( long aPointer, int aFilterSharpness );
private static native int getFilterType( long aPointer );
private static native void setFilterType( long aPointer, int aFilterType );
private static native int getAutofilter( long aPointer );
private static native void setAutofilter( long aPointer, int aAutofilter );
private static native int getPass( long aPointer );
private static native void setPass( long aPointer, int aPass );
private static native int getShowCompressed( long aPointer );
private static native void setShowCompressed( long aPointer, int aShowCompressed );
private static native int getPreprocessing( long aPointer );
private static native void setPreprocessing( long aPointer, int aPreprocessing );
private static native int getPartitions( long aPointer );
private static native void setPartitions( long aPointer, int aPartitions );
private static native int getPartitionLimit( long aPointer );
private static native void setPartitionLimit( long aPointer, int aPartitionLimit );
private static native int getAlphaCompression( long aPointer );
private static native void setAlphaCompression( long aPointer, int aAlphaCompression );
private static native int getAlphaFiltering( long aPointer );
private static native void setAlphaFiltering( long aPointer, int aAlphaFiltering );
private static native int getAlphaQuality( long aPointer );
private static native void setAlphaQuality( long aPointer, int aAlphaQuality );
private static native int getLossless( long aPointer );
private static native void setLossless( long aPointer, int aLossless );
private static native int getEmulateJpegSize( long aPointer );
private static native void setEmulateJpegSize( long aPointer, int aEmulateJpegSize );
private static native int getThreadLevel( long aPointer );
private static native void setThreadLevel( long aPointer, int aThreadLevel );
private static native int getLowMemory( long aPointer );
private static native void setLowMemory( long aPointer, int aLowMemory );
}
@@ -1,107 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
import javax.imageio.ImageReader;
import javax.imageio.spi.ImageReaderSpi;
import javax.imageio.stream.ImageInputStream;
import java.io.IOException;
import java.nio.ByteOrder;
import java.util.Arrays;
import java.util.Locale;
/**
*
*/
public class WebPImageReaderSpi extends ImageReaderSpi {
private static final byte[] RIFF = new byte[]{ 'R', 'I', 'F', 'F' };
private static final byte[] WEBP = new byte[]{ 'W', 'E', 'B', 'P' };
private static final byte[] VP8_ = new byte[]{ 'V', 'P', '8', ' ' };
private static final byte[] VP8L = new byte[]{ 'V', 'P', '8', 'L' };
private static final byte[] VP8X = new byte[]{ 'V', 'P', '8', 'X' };
public WebPImageReaderSpi() {
super(
"Luciad",
"1.0",
new String[]{ "WebP", "webp" },
new String[]{ "webp" },
new String[]{ "image/webp" },
WebPReader.class.getName(),
new Class[] { ImageInputStream.class },
new String[]{ WebPImageWriterSpi.class.getName() },
false,
null,
null,
null,
null,
false,
null,
null,
null,
null
);
}
@Override
public ImageReader createReaderInstance( Object extension ) throws IOException {
return new WebPReader( this );
}
@Override
public boolean canDecodeInput( Object source ) throws IOException {
if ( !( source instanceof ImageInputStream ) ) {
return false;
}
ImageInputStream stream = ( ImageInputStream ) source;
byte[] b = new byte[ 4 ];
ByteOrder oldByteOrder = stream.getByteOrder();
stream.mark();
stream.setByteOrder( ByteOrder.LITTLE_ENDIAN );
try {
stream.readFully( b );
if ( !Arrays.equals( b, RIFF ) ) {
return false;
}
long chunkLength = stream.readUnsignedInt();
long streamLength = stream.length();
if ( streamLength != -1 && streamLength != chunkLength + 8 ) {
return false;
}
stream.readFully( b );
if ( !Arrays.equals( b, WEBP ) ) {
return false;
}
stream.readFully( b );
if ( !Arrays.equals( b, VP8_ ) && !Arrays.equals( b, VP8L ) && !Arrays.equals( b, VP8X ) ) {
return false;
}
} finally {
stream.setByteOrder( oldByteOrder );
stream.reset();
}
return true;
}
@Override
public String getDescription( Locale locale ) {
return "WebP Reader";
}
}
@@ -1,110 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriter;
import javax.imageio.spi.ImageWriterSpi;
import javax.imageio.stream.ImageOutputStream;
import java.awt.color.ColorSpace;
import java.awt.image.ColorModel;
import java.awt.image.ComponentColorModel;
import java.awt.image.ComponentSampleModel;
import java.awt.image.DataBuffer;
import java.awt.image.DirectColorModel;
import java.awt.image.SampleModel;
import java.awt.image.SinglePixelPackedSampleModel;
import java.io.IOException;
import java.util.Locale;
/**
*
*/
public class WebPImageWriterSpi extends ImageWriterSpi {
public WebPImageWriterSpi() {
super(
"Luciad",
"1.0",
new String[]{ "WebP", "webp" },
new String[]{ "webp" },
new String[]{ "image/webp" },
WebPReader.class.getName(),
new Class[]{ ImageOutputStream.class },
new String[]{ WebPImageReaderSpi.class.getName() },
false,
null,
null,
null,
null,
false,
null,
null,
null,
null
);
}
@Override
public boolean canEncodeImage( ImageTypeSpecifier type ) {
ColorModel colorModel = type.getColorModel();
SampleModel sampleModel = type.getSampleModel();
int transferType = sampleModel.getTransferType();
if ( colorModel instanceof ComponentColorModel ) {
if ( !( sampleModel instanceof ComponentSampleModel ) ) {
return false;
}
if ( transferType != DataBuffer.TYPE_BYTE && transferType != DataBuffer.TYPE_INT ) {
return false;
}
}
else if ( colorModel instanceof DirectColorModel ) {
if ( !( sampleModel instanceof SinglePixelPackedSampleModel ) ) {
return false;
}
if ( transferType != DataBuffer.TYPE_INT ) {
return false;
}
}
ColorSpace colorSpace = colorModel.getColorSpace();
if ( !( colorSpace.isCS_sRGB() ) ) {
return false;
}
int[] sampleSize = sampleModel.getSampleSize();
for ( int i = 0; i < sampleSize.length; i++ ) {
if ( sampleSize[ i ] > 8 ) {
return false;
}
}
return true;
}
@Override
public ImageWriter createWriterInstance( Object extension ) throws IOException {
return new WebPWriter( this );
}
@Override
public String getDescription( Locale locale ) {
return "WebP Writer";
}
}
@@ -1,118 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
import javax.imageio.ImageReadParam;
public final class WebPReadParam extends ImageReadParam {
private WebPDecoderOptions fOptions;
public WebPReadParam() {
fOptions = new WebPDecoderOptions();
}
public void setScaledHeight(int aScaledHeight) {
fOptions.setScaledHeight(aScaledHeight);
}
public void setUseScaling(boolean aUseScaling) {
fOptions.setUseScaling(aUseScaling);
}
public void setUseThreads(boolean aUseThreads) {
fOptions.setUseThreads(aUseThreads);
}
public int getCropHeight() {
return fOptions.getCropHeight();
}
public int getScaledWidth() {
return fOptions.getScaledWidth();
}
public boolean isUseCropping() {
return fOptions.isUseCropping();
}
public void setCropWidth(int aCropWidth) {
fOptions.setCropWidth(aCropWidth);
}
public boolean isBypassFiltering() {
return fOptions.isBypassFiltering();
}
public int getCropLeft() {
return fOptions.getCropLeft();
}
public int getCropWidth() {
return fOptions.getCropWidth();
}
public int getScaledHeight() {
return fOptions.getScaledHeight();
}
public void setBypassFiltering(boolean aBypassFiltering) {
fOptions.setBypassFiltering(aBypassFiltering);
}
public void setUseCropping(boolean aUseCropping) {
fOptions.setUseCropping(aUseCropping);
}
public void setCropHeight(int aCropHeight) {
fOptions.setCropHeight(aCropHeight);
}
public void setFancyUpsampling(boolean aFancyUpsampling) {
fOptions.setFancyUpsampling(aFancyUpsampling);
}
public boolean isUseThreads() {
return fOptions.isUseThreads();
}
public boolean isFancyUpsampling() {
return fOptions.isFancyUpsampling();
}
public boolean isUseScaling() {
return fOptions.isUseScaling();
}
public void setCropLeft(int aCropLeft) {
fOptions.setCropLeft(aCropLeft);
}
public int getCropTop() {
return fOptions.getCropTop();
}
public void setScaledWidth(int aScaledWidth) {
fOptions.setScaledWidth(aScaledWidth);
}
public void setCropTop(int aCropTop) {
fOptions.setCropTop(aCropTop);
}
WebPDecoderOptions getDecoderOptions() {
return fOptions;
}
}
@@ -1,177 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
import javax.imageio.ImageReadParam;
import javax.imageio.ImageReader;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.spi.ImageReaderSpi;
import javax.imageio.stream.ImageInputStream;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.DataBufferInt;
import java.awt.image.DirectColorModel;
import java.awt.image.SampleModel;
import java.awt.image.WritableRaster;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.ByteOrder;
import java.util.Collections;
import java.util.Hashtable;
import java.util.Iterator;
class WebPReader extends ImageReader {
private byte[] fData;
private int fWidth;
private int fHeight;
WebPReader( ImageReaderSpi originatingProvider ) {
super( originatingProvider );
}
@Override
public void setInput( Object input, boolean seekForwardOnly, boolean ignoreMetadata ) {
super.setInput( input, seekForwardOnly, ignoreMetadata );
fData = null;
fWidth = -1;
fHeight = -1;
}
@Override
public int getNumImages( boolean allowSearch ) throws IOException {
return 1;
}
private void readHeader() throws IOException {
if ( fWidth != -1 && fHeight != -1 ) {
return;
}
readData();
int[] info = WebP.getInfo( fData, 0, fData.length );
fWidth = info[ 0 ];
fHeight = info[ 1 ];
}
private void readData() throws IOException {
if ( fData != null ) {
return;
}
ImageInputStream input = ( ImageInputStream ) getInput();
long length = input.length();
if ( length > Integer.MAX_VALUE ) {
throw new IOException( "Cannot read image of size " + length );
}
if ( input.getStreamPosition() != 0L ) {
if ( isSeekForwardOnly() ) {
throw new IOException();
}
else {
input.seek( 0 );
}
}
byte[] data;
if ( length > 0 ) {
data = new byte[ ( int ) length ];
input.readFully( data );
}
else {
ByteArrayOutputStream out = new ByteArrayOutputStream();
byte[] buffer = new byte[ 4096 ];
int bytesRead;
while ( ( bytesRead = input.read( buffer ) ) != -1 ) {
out.write( buffer, 0, bytesRead );
}
out.close();
data = out.toByteArray();
}
fData = data;
}
private void checkIndex( int imageIndex ) {
if ( imageIndex != 0 ) {
throw new IndexOutOfBoundsException( "Invalid image index: " + imageIndex );
}
}
@Override
public int getWidth( int imageIndex ) throws IOException {
checkIndex( imageIndex );
readHeader();
return fWidth;
}
@Override
public int getHeight( int imageIndex ) throws IOException {
checkIndex( imageIndex );
readHeader();
return fHeight;
}
@Override
public IIOMetadata getStreamMetadata() throws IOException {
return null;
}
@Override
public IIOMetadata getImageMetadata( int imageIndex ) throws IOException {
return null;
}
@Override
public Iterator<ImageTypeSpecifier> getImageTypes( int imageIndex ) throws IOException {
return Collections.singletonList(
ImageTypeSpecifier.createFromBufferedImageType( BufferedImage.TYPE_INT_ARGB )
).iterator();
}
@Override
public ImageReadParam getDefaultReadParam() {
return new WebPReadParam();
}
@Override
public BufferedImage read( int imageIndex, ImageReadParam param ) throws IOException {
checkIndex( imageIndex );
readData();
readHeader();
WebPReadParam readParam = param != null ? (WebPReadParam) param : new WebPReadParam();
int[] outParams = new int[4];
int[] pixels = WebP.decode(readParam.getDecoderOptions(), fData, 0, fData.length, outParams);
int width = outParams[1];
int height = outParams[2];
boolean alpha = outParams[3] != 0;
ColorModel colorModel;
if ( alpha ) {
colorModel = new DirectColorModel( 32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000 );
} else {
colorModel = new DirectColorModel( 24, 0x00ff0000, 0x0000ff00, 0x000000ff, 0x00000000 );
}
SampleModel sampleModel = colorModel.createCompatibleSampleModel( width, height );
DataBufferInt db = new DataBufferInt( pixels, width * height );
WritableRaster raster = WritableRaster.createWritableRaster(sampleModel, db, null);
return new BufferedImage( colorModel, raster, false, new Hashtable<Object, Object>() );
}
}
@@ -1,234 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
import javax.imageio.ImageWriteParam;
import java.util.Locale;
public class WebPWriteParam extends ImageWriteParam {
public static final int LOSSY_COMPRESSION = 0;
public static final int LOSSLESS_COMPRESSION = 1;
private final boolean fDefaultLossless;
private WebPEncoderOptions fOptions;
public WebPWriteParam( Locale aLocale ) {
super( aLocale );
fOptions = new WebPEncoderOptions();
fDefaultLossless = fOptions.isLossless();
canWriteCompressed = true;
compressionTypes = new String[]{
"Lossy",
"Lossless"
};
compressionType = compressionTypes[fDefaultLossless ? LOSSLESS_COMPRESSION : LOSSY_COMPRESSION];
compressionQuality = fOptions.getCompressionQuality() / 100f;
compressionMode = MODE_EXPLICIT;
}
@Override
public float getCompressionQuality() {
return super.getCompressionQuality();
}
@Override
public void setCompressionQuality( float quality ) {
super.setCompressionQuality( quality );
fOptions.setCompressionQuality( quality * 100f );
}
@Override
public void setCompressionType( String compressionType ) {
super.setCompressionType( compressionType );
for ( int i = 0; i < compressionTypes.length; i++ ) {
if ( compressionTypes[i].equals( compressionType ) ) {
fOptions.setLossless( i == LOSSLESS_COMPRESSION );
break;
}
}
}
@Override
public void unsetCompression() {
super.unsetCompression();
fOptions.setLossless( fDefaultLossless );
}
public void setSnsStrength(int aSnsStrength) {
fOptions.setSnsStrength(aSnsStrength);
}
public void setAlphaQuality(int aAlphaQuality) {
fOptions.setAlphaQuality(aAlphaQuality);
}
public int getSegments() {
return fOptions.getSegments();
}
public int getPreprocessing() {
return fOptions.getPreprocessing();
}
public int getFilterStrength() {
return fOptions.getFilterStrength();
}
public void setEmulateJpegSize(boolean aEmulateJpegSize) {
fOptions.setEmulateJpegSize(aEmulateJpegSize);
}
public int getPartitions() {
return fOptions.getPartitions();
}
public void setTargetPSNR(float aTargetPSNR) {
fOptions.setTargetPSNR(aTargetPSNR);
}
public int getEntropyAnalysisPassCount() {
return fOptions.getEntropyAnalysisPassCount();
}
public int getPartitionLimit() {
return fOptions.getPartitionLimit();
}
public int getFilterType() {
return fOptions.getFilterType();
}
public int getFilterSharpness() {
return fOptions.getFilterSharpness();
}
public int getAlphaQuality() {
return fOptions.getAlphaQuality();
}
public boolean isShowCompressed() {
return fOptions.isShowCompressed();
}
public boolean isReduceMemoryUsage() {
return fOptions.isReduceMemoryUsage();
}
public void setThreadLevel(int aThreadLevel) {
fOptions.setThreadLevel(aThreadLevel);
}
public boolean isAutoAdjustFilterStrength() {
return fOptions.isAutoAdjustFilterStrength();
}
public void setReduceMemoryUsage(boolean aLowMemory) {
fOptions.setReduceMemoryUsage(aLowMemory);
}
public void setFilterStrength(int aFilterStrength) {
fOptions.setFilterStrength(aFilterStrength);
}
public int getTargetSize() {
return fOptions.getTargetSize();
}
public void setEntropyAnalysisPassCount(int aPass) {
fOptions.setEntropyAnalysisPassCount(aPass);
}
public void setFilterSharpness(int aFilterSharpness) {
fOptions.setFilterSharpness(aFilterSharpness);
}
public int getAlphaFiltering() {
return fOptions.getAlphaFiltering();
}
public int getSnsStrength() {
return fOptions.getSnsStrength();
}
public void setPartitionLimit(int aPartitionLimit) {
fOptions.setPartitionLimit(aPartitionLimit);
}
public void setMethod(int aMethod) {
fOptions.setMethod(aMethod);
}
public void setAlphaFiltering(int aAlphaFiltering) {
fOptions.setAlphaFiltering(aAlphaFiltering);
}
public int getMethod() {
return fOptions.getMethod();
}
public void setFilterType(int aFilterType) {
fOptions.setFilterType(aFilterType);
}
public void setPartitions(int aPartitions) {
fOptions.setPartitions(aPartitions);
}
public void setAutoAdjustFilterStrength(boolean aAutofilter) {
fOptions.setAutoAdjustFilterStrength(aAutofilter);
}
public boolean isEmulateJpegSize() {
return fOptions.isEmulateJpegSize();
}
public int getAlphaCompression() {
return fOptions.getAlphaCompression();
}
public void setShowCompressed(boolean aShowCompressed) {
fOptions.setShowCompressed(aShowCompressed);
}
public void setSegments(int aSegments) {
fOptions.setSegments(aSegments);
}
public float getTargetPSNR() {
return fOptions.getTargetPSNR();
}
public int getThreadLevel() {
return fOptions.getThreadLevel();
}
public void setTargetSize(int aTargetSize) {
fOptions.setTargetSize(aTargetSize);
}
public void setAlphaCompression(int aAlphaCompression) {
fOptions.setAlphaCompression(aAlphaCompression);
}
public void setPreprocessing(int aPreprocessing) {
fOptions.setPreprocessing(aPreprocessing);
}
WebPEncoderOptions getEncoderOptions() {
return fOptions;
}
}
@@ -1,372 +0,0 @@
/*
* Copyright 2013 Luciad (http://www.luciad.com)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.luciad.imageio.webp;
import javax.imageio.IIOImage;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.spi.ImageWriterSpi;
import javax.imageio.stream.ImageOutputStream;
import java.awt.*;
import java.awt.geom.AffineTransform;
import java.awt.image.*;
import java.io.IOException;
class WebPWriter extends ImageWriter {
WebPWriter(ImageWriterSpi originatingProvider) {
super(originatingProvider);
}
@Override
public ImageWriteParam getDefaultWriteParam() {
return new WebPWriteParam(getLocale());
}
@Override
public IIOMetadata convertImageMetadata(IIOMetadata inData, ImageTypeSpecifier imageType, ImageWriteParam param) {
return null;
}
@Override
public IIOMetadata convertStreamMetadata(IIOMetadata inData, ImageWriteParam param) {
return null;
}
@Override
public IIOMetadata getDefaultImageMetadata(ImageTypeSpecifier imageType, ImageWriteParam param) {
return null;
}
@Override
public IIOMetadata getDefaultStreamMetadata(ImageWriteParam param) {
return null;
}
@Override
public void write(IIOMetadata streamMetadata, IIOImage image, ImageWriteParam param) throws IOException {
if (param == null) {
param = getDefaultWriteParam();
}
WebPWriteParam writeParam = (WebPWriteParam) param;
ImageOutputStream output = (ImageOutputStream) getOutput();
RenderedImage ri = image.getRenderedImage();
byte[] encodedData = encode(writeParam.getEncoderOptions(), ri);
output.write(encodedData);
}
private static byte[] encode(WebPEncoderOptions aOptions, RenderedImage aImage) throws IOException
{
if (aOptions == null) {
throw new NullPointerException("Encoder options may not be null");
}
if (aImage == null) {
throw new NullPointerException("Image may not be null");
}
boolean encodeAlpha = hasTranslucency(aImage);
if (encodeAlpha) {
byte[] rgbaData = getRGBA(aImage);
return WebP.encodeRGBA(aOptions, rgbaData, aImage.getWidth(), aImage.getHeight(), aImage.getWidth() * 4);
} else {
byte[] rgbData = getRGB(aImage);
return WebP.encodeRGB(aOptions, rgbData, aImage.getWidth(), aImage.getHeight(), aImage.getWidth() * 3);
}
}
private static boolean hasTranslucency(RenderedImage aRi) {
return aRi.getColorModel().hasAlpha();
}
private static int getShift(int aMask) {
int shift = 0;
while (((aMask >> shift) & 0x1) == 0) {
shift++;
}
return shift;
}
private static byte[] getRGB(RenderedImage aRi) throws IOException {
int width = aRi.getWidth();
int height = aRi.getHeight();
ColorModel colorModel = aRi.getColorModel();
if (colorModel instanceof ComponentColorModel) {
ComponentSampleModel sampleModel = (ComponentSampleModel) aRi.getSampleModel();
int type = sampleModel.getTransferType();
if (type == DataBuffer.TYPE_BYTE) {
return extractComponentRGBByte(width, height, sampleModel, ((DataBufferByte) aRi.getData().getDataBuffer()));
} else if (type == DataBuffer.TYPE_INT) {
return extractComponentRGBInt(width, height, sampleModel, ((DataBufferInt) aRi.getData().getDataBuffer()));
} else {
throw new IOException("Incompatible image: " + aRi);
}
} else if (colorModel instanceof DirectColorModel) {
SinglePixelPackedSampleModel sampleModel = (SinglePixelPackedSampleModel) aRi.getSampleModel();
int type = sampleModel.getTransferType();
if (type == DataBuffer.TYPE_INT) {
return extractDirectRGBInt(width, height, (DirectColorModel) colorModel, sampleModel, ((DataBufferInt) aRi.getData().getDataBuffer()));
} else {
throw new IOException("Incompatible image: " + aRi);
}
} else {
BufferedImage i = new BufferedImage(aRi.getWidth(), aRi.getHeight(), BufferedImage.TYPE_INT_RGB);
Graphics2D g = i.createGraphics();
g.drawRenderedImage(aRi, new AffineTransform());
g.dispose();
return getRGB(i);
}
}
private static byte[] extractDirectRGBInt(int aWidth, int aHeight, DirectColorModel aColorModel, SinglePixelPackedSampleModel aSampleModel, DataBufferInt aDataBuffer) {
byte[] out = new byte[aWidth * aHeight * 3];
int rMask = aColorModel.getRedMask();
int gMask = aColorModel.getGreenMask();
int bMask = aColorModel.getBlueMask();
int rShift = getShift(rMask);
int gShift = getShift(gMask);
int bShift = getShift(bMask);
int[] bank = aDataBuffer.getBankData()[0];
int scanlineStride = aSampleModel.getScanlineStride();
int scanIx = 0;
for (int b = 0, y = 0; y < aHeight; y++) {
int pixIx = scanIx;
for (int x = 0; x < aWidth; x++, b += 3) {
int pixel = bank[pixIx++];
out[b] = (byte) ((pixel & rMask) >>> rShift);
out[b + 1] = (byte) ((pixel & gMask) >>> gShift);
out[b + 2] = (byte) ((pixel & bMask) >>> bShift);
}
scanIx += scanlineStride;
}
return out;
}
private static byte[] extractComponentRGBInt(int aWidth, int aHeight, ComponentSampleModel aSampleModel, DataBufferInt aDataBuffer) {
byte[] out = new byte[aWidth * aHeight * 3];
int[] bankIndices = aSampleModel.getBankIndices();
int[] rBank = aDataBuffer.getBankData()[bankIndices[0]];
int[] gBank = aDataBuffer.getBankData()[bankIndices[1]];
int[] bBank = aDataBuffer.getBankData()[bankIndices[2]];
int[] bankOffsets = aSampleModel.getBandOffsets();
int rScanIx = bankOffsets[0];
int gScanIx = bankOffsets[1];
int bScanIx = bankOffsets[2];
int pixelStride = aSampleModel.getPixelStride();
int scanlineStride = aSampleModel.getScanlineStride();
for (int b = 0, y = 0; y < aHeight; y++) {
int rPixIx = rScanIx;
int gPixIx = gScanIx;
int bPixIx = bScanIx;
for (int x = 0; x < aWidth; x++, b += 3) {
out[b] = (byte) rBank[rPixIx];
rPixIx += pixelStride;
out[b + 1] = (byte) gBank[gPixIx];
gPixIx += pixelStride;
out[b + 2] = (byte) bBank[bPixIx];
bPixIx += pixelStride;
}
rScanIx += scanlineStride;
gScanIx += scanlineStride;
bScanIx += scanlineStride;
}
return out;
}
private static byte[] extractComponentRGBByte(int aWidth, int aHeight, ComponentSampleModel aSampleModel, DataBufferByte aDataBuffer) {
byte[] out = new byte[aWidth * aHeight * 3];
int[] bankIndices = aSampleModel.getBankIndices();
byte[] rBank = aDataBuffer.getBankData()[bankIndices[0]];
byte[] gBank = aDataBuffer.getBankData()[bankIndices[1]];
byte[] bBank = aDataBuffer.getBankData()[bankIndices[2]];
int[] bankOffsets = aSampleModel.getBandOffsets();
int rScanIx = bankOffsets[0];
int gScanIx = bankOffsets[1];
int bScanIx = bankOffsets[2];
int pixelStride = aSampleModel.getPixelStride();
int scanlineStride = aSampleModel.getScanlineStride();
for (int b = 0, y = 0; y < aHeight; y++) {
int rPixIx = rScanIx;
int gPixIx = gScanIx;
int bPixIx = bScanIx;
for (int x = 0; x < aWidth; x++, b += 3) {
out[b] = rBank[rPixIx];
rPixIx += pixelStride;
out[b + 1] = gBank[gPixIx];
gPixIx += pixelStride;
out[b + 2] = bBank[bPixIx];
bPixIx += pixelStride;
}
rScanIx += scanlineStride;
gScanIx += scanlineStride;
bScanIx += scanlineStride;
}
return out;
}
private static byte[] getRGBA(RenderedImage aRi) throws IOException {
int width = aRi.getWidth();
int height = aRi.getHeight();
ColorModel colorModel = aRi.getColorModel();
if (colorModel instanceof ComponentColorModel) {
ComponentSampleModel sampleModel = (ComponentSampleModel) aRi.getSampleModel();
int type = sampleModel.getTransferType();
if (type == DataBuffer.TYPE_BYTE) {
return extractComponentRGBAByte(width, height, sampleModel, ((DataBufferByte) aRi.getData().getDataBuffer()));
} else if (type == DataBuffer.TYPE_INT) {
return extractComponentRGBAInt(width, height, sampleModel, ((DataBufferInt) aRi.getData().getDataBuffer()));
} else {
throw new IOException("Incompatible image: " + aRi);
}
} else if (colorModel instanceof DirectColorModel) {
SinglePixelPackedSampleModel sampleModel = (SinglePixelPackedSampleModel) aRi.getSampleModel();
int type = sampleModel.getTransferType();
if (type == DataBuffer.TYPE_INT) {
return extractDirectRGBAInt(width, height, (DirectColorModel) colorModel, sampleModel, ((DataBufferInt) aRi.getData().getDataBuffer()));
} else {
throw new IOException("Incompatible image: " + aRi);
}
} else {
BufferedImage i = new BufferedImage(aRi.getWidth(), aRi.getHeight(), BufferedImage.TYPE_INT_ARGB);
Graphics2D g = i.createGraphics();
g.drawRenderedImage(aRi, new AffineTransform());
g.dispose();
return getRGBA(i);
}
}
private static byte[] extractDirectRGBAInt(int aWidth, int aHeight, DirectColorModel aColorModel, SinglePixelPackedSampleModel aSampleModel, DataBufferInt aDataBuffer) {
byte[] out = new byte[aWidth * aHeight * 4];
int rMask = aColorModel.getRedMask();
int gMask = aColorModel.getGreenMask();
int bMask = aColorModel.getBlueMask();
int aMask = aColorModel.getAlphaMask();
int rShift = getShift(rMask);
int gShift = getShift(gMask);
int bShift = getShift(bMask);
int aShift = getShift(aMask);
int[] bank = aDataBuffer.getBankData()[0];
int scanlineStride = aSampleModel.getScanlineStride();
int scanIx = 0;
for (int b = 0, y = 0; y < aHeight; y++) {
int pixIx = scanIx;
for (int x = 0; x < aWidth; x++, b += 4) {
int pixel = bank[pixIx++];
out[b] = (byte) ((pixel & rMask) >>> rShift);
out[b + 1] = (byte) ((pixel & gMask) >>> gShift);
out[b + 2] = (byte) ((pixel & bMask) >>> bShift);
out[b + 3] = (byte) ((pixel & aMask) >>> aShift);
}
scanIx += scanlineStride;
}
return out;
}
private static byte[] extractComponentRGBAInt(int aWidth, int aHeight, ComponentSampleModel aSampleModel, DataBufferInt aDataBuffer) {
byte[] out = new byte[aWidth * aHeight * 4];
int[] bankIndices = aSampleModel.getBankIndices();
int[] rBank = aDataBuffer.getBankData()[bankIndices[0]];
int[] gBank = aDataBuffer.getBankData()[bankIndices[1]];
int[] bBank = aDataBuffer.getBankData()[bankIndices[2]];
int[] aBank = aDataBuffer.getBankData()[bankIndices[3]];
int[] bankOffsets = aSampleModel.getBandOffsets();
int rScanIx = bankOffsets[0];
int gScanIx = bankOffsets[1];
int bScanIx = bankOffsets[2];
int aScanIx = bankOffsets[3];
int pixelStride = aSampleModel.getPixelStride();
int scanlineStride = aSampleModel.getScanlineStride();
for (int b = 0, y = 0; y < aHeight; y++) {
int rPixIx = rScanIx;
int gPixIx = gScanIx;
int bPixIx = bScanIx;
int aPixIx = aScanIx;
for (int x = 0; x < aWidth; x++, b += 4) {
out[b] = (byte) rBank[rPixIx];
rPixIx += pixelStride;
out[b + 1] = (byte) gBank[gPixIx];
gPixIx += pixelStride;
out[b + 2] = (byte) bBank[bPixIx];
bPixIx += pixelStride;
out[b + 3] = (byte) aBank[aPixIx];
aPixIx += pixelStride;
}
rScanIx += scanlineStride;
gScanIx += scanlineStride;
bScanIx += scanlineStride;
aScanIx += scanlineStride;
}
return out;
}
private static byte[] extractComponentRGBAByte(int aWidth, int aHeight, ComponentSampleModel aSampleModel, DataBufferByte aDataBuffer) {
byte[] out = new byte[aWidth * aHeight * 4];
int[] bankIndices = aSampleModel.getBankIndices();
byte[] rBank = aDataBuffer.getBankData()[bankIndices[0]];
byte[] gBank = aDataBuffer.getBankData()[bankIndices[1]];
byte[] bBank = aDataBuffer.getBankData()[bankIndices[2]];
byte[] aBank = aDataBuffer.getBankData()[bankIndices[3]];
int[] bankOffsets = aSampleModel.getBandOffsets();
int rScanIx = bankOffsets[0];
int gScanIx = bankOffsets[1];
int bScanIx = bankOffsets[2];
int aScanIx = bankOffsets[3];
int pixelStride = aSampleModel.getPixelStride();
int scanlineStride = aSampleModel.getScanlineStride();
for (int b = 0, y = 0; y < aHeight; y++) {
int rPixIx = rScanIx;
int gPixIx = gScanIx;
int bPixIx = bScanIx;
int aPixIx = aScanIx;
for (int x = 0; x < aWidth; x++, b += 4) {
out[b] = rBank[rPixIx];
rPixIx += pixelStride;
out[b + 1] = gBank[gPixIx];
gPixIx += pixelStride;
out[b + 2] = bBank[bPixIx];
bPixIx += pixelStride;
out[b + 3] = aBank[aPixIx];
aPixIx += pixelStride;
}
rScanIx += scanlineStride;
gScanIx += scanlineStride;
bScanIx += scanlineStride;
aScanIx += scanlineStride;
}
return out;
}
}
@@ -1 +0,0 @@
com.luciad.imageio.webp.WebPImageReaderSpi
@@ -1 +0,0 @@
com.luciad.imageio.webp.WebPImageWriterSpi