InlineImage.java
32.4 KB
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.adobe.internal.io.stream.IO
* com.adobe.internal.io.stream.InputByteStream
* com.adobe.internal.io.stream.StreamManager
* com.adobe.internal.pdftoolkit.core.cos.CosDocument
* com.adobe.internal.pdftoolkit.core.cos.CosObject
* com.adobe.internal.pdftoolkit.core.cos.CosOpenOptions
* com.adobe.internal.pdftoolkit.core.exceptions.PDFCosParseException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFIOException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidContentException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidDocumentException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidParameterException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFSecurityException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFUnableToCompleteOperationException
* com.adobe.internal.pdftoolkit.core.exceptions.PDFUnsupportedFeatureException
* com.adobe.internal.pdftoolkit.core.filter.ASCII85InputStream
* com.adobe.internal.pdftoolkit.core.filter.ASCII85OutputStream
* com.adobe.internal.pdftoolkit.core.filter.ASCIIHexInputStream
* com.adobe.internal.pdftoolkit.core.filter.ASCIIHexOutputStream
* com.adobe.internal.pdftoolkit.core.filter.CCITTFaxInputStream
* com.adobe.internal.pdftoolkit.core.filter.CustomFilterRegistry
* com.adobe.internal.pdftoolkit.core.filter.DCTInputStream
* com.adobe.internal.pdftoolkit.core.filter.FilterParams
* com.adobe.internal.pdftoolkit.core.filter.FilterStream
* com.adobe.internal.pdftoolkit.core.filter.LZWInputStream
* com.adobe.internal.pdftoolkit.core.filter.LZWOutputStream
* com.adobe.internal.pdftoolkit.core.filter.RunLengthInputStream
* com.adobe.internal.pdftoolkit.core.filter.RunLengthOutputStream
* com.adobe.internal.pdftoolkit.core.filter.TIFFInputStream
* com.adobe.internal.pdftoolkit.core.filter.TIFFOutputStream
* com.adobe.internal.pdftoolkit.core.filter.spi.CustomFilterException
* com.adobe.internal.pdftoolkit.core.types.ASArray
* com.adobe.internal.pdftoolkit.core.types.ASBoolean
* com.adobe.internal.pdftoolkit.core.types.ASDictionary
* com.adobe.internal.pdftoolkit.core.types.ASName
* com.adobe.internal.pdftoolkit.core.types.ASNull
* com.adobe.internal.pdftoolkit.core.types.ASNumber
* com.adobe.internal.pdftoolkit.core.types.ASObject
* com.adobe.internal.pdftoolkit.core.types.ASString
*/
package com.adobe.internal.pdftoolkit.pdf.inlineimage;
import com.adobe.internal.io.stream.IO;
import com.adobe.internal.io.stream.InputByteStream;
import com.adobe.internal.io.stream.StreamManager;
import com.adobe.internal.pdftoolkit.core.cos.CosDocument;
import com.adobe.internal.pdftoolkit.core.cos.CosObject;
import com.adobe.internal.pdftoolkit.core.cos.CosOpenOptions;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFCosParseException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFIOException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidContentException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidDocumentException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFInvalidParameterException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFSecurityException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFUnableToCompleteOperationException;
import com.adobe.internal.pdftoolkit.core.exceptions.PDFUnsupportedFeatureException;
import com.adobe.internal.pdftoolkit.core.filter.ASCII85InputStream;
import com.adobe.internal.pdftoolkit.core.filter.ASCII85OutputStream;
import com.adobe.internal.pdftoolkit.core.filter.ASCIIHexInputStream;
import com.adobe.internal.pdftoolkit.core.filter.ASCIIHexOutputStream;
import com.adobe.internal.pdftoolkit.core.filter.CCITTFaxInputStream;
import com.adobe.internal.pdftoolkit.core.filter.CustomFilterRegistry;
import com.adobe.internal.pdftoolkit.core.filter.DCTInputStream;
import com.adobe.internal.pdftoolkit.core.filter.FilterParams;
import com.adobe.internal.pdftoolkit.core.filter.FilterStream;
import com.adobe.internal.pdftoolkit.core.filter.LZWInputStream;
import com.adobe.internal.pdftoolkit.core.filter.LZWOutputStream;
import com.adobe.internal.pdftoolkit.core.filter.RunLengthInputStream;
import com.adobe.internal.pdftoolkit.core.filter.RunLengthOutputStream;
import com.adobe.internal.pdftoolkit.core.filter.TIFFInputStream;
import com.adobe.internal.pdftoolkit.core.filter.TIFFOutputStream;
import com.adobe.internal.pdftoolkit.core.filter.spi.CustomFilterException;
import com.adobe.internal.pdftoolkit.core.types.ASArray;
import com.adobe.internal.pdftoolkit.core.types.ASBoolean;
import com.adobe.internal.pdftoolkit.core.types.ASDictionary;
import com.adobe.internal.pdftoolkit.core.types.ASName;
import com.adobe.internal.pdftoolkit.core.types.ASNull;
import com.adobe.internal.pdftoolkit.core.types.ASNumber;
import com.adobe.internal.pdftoolkit.core.types.ASObject;
import com.adobe.internal.pdftoolkit.core.types.ASString;
import com.adobe.internal.pdftoolkit.pdf.content.Content;
import com.adobe.internal.pdftoolkit.pdf.contentmodify.ModifiableContent;
import com.adobe.internal.pdftoolkit.pdf.document.PDFDocument;
import com.adobe.internal.pdftoolkit.pdf.document.PDFResources;
import com.adobe.internal.pdftoolkit.pdf.graphics.colorspaces.PDFColorSpace;
import com.adobe.internal.pdftoolkit.pdf.graphics.colorspaces.PDFColorSpaceDeviceCMYK;
import com.adobe.internal.pdftoolkit.pdf.graphics.colorspaces.PDFColorSpaceDeviceGray;
import com.adobe.internal.pdftoolkit.pdf.graphics.colorspaces.PDFColorSpaceDeviceRGB;
import com.adobe.internal.pdftoolkit.pdf.graphics.colorspaces.PDFColorSpaceIndexed;
import com.adobe.internal.pdftoolkit.pdf.graphics.colorspaces.PDFRenderingIntent;
import com.adobe.internal.pdftoolkit.pdf.inlineimage.InlineImageColorSpace;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.zip.Deflater;
import java.util.zip.DeflaterOutputStream;
import java.util.zip.InflaterInputStream;
public class InlineImage {
Content content;
private int height;
private int width;
private Integer bpc;
private InlineImageColorSpace colorSpace;
private PDFRenderingIntent intent;
private boolean imageMask = false;
private boolean interpolate = false;
private double[] decode;
private InputStream unencodedImageData;
private InputByteStream encodedImageData;
private ASObject decodeParams;
private ASObject filters;
private InlineImage(Content content, ASDictionary imageDict, InputByteStream encodedImageData) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException {
this.content = content;
try {
this.height = imageDict.getNumber(imageDict.containsKey((Object)ASName.k_H) ? ASName.k_H : ASName.k_Height).intValue();
this.width = imageDict.getNumber(imageDict.containsKey((Object)ASName.k_W) ? ASName.k_W : ASName.k_Width).intValue();
if (imageDict.containsKey((Object)ASName.k_BPC)) {
this.bpc = imageDict.getNumber(ASName.k_BPC).intValue();
} else if (imageDict.containsKey((Object)ASName.k_BitsPerComponent)) {
this.bpc = imageDict.getNumber(ASName.k_BitsPerComponent).intValue();
}
if (imageDict.containsKey((Object)ASName.k_Intent)) {
this.intent = PDFRenderingIntent.getIntentForValue(imageDict.getName(ASName.k_Intent));
}
if (imageDict.containsKey((Object)ASName.k_IM)) {
this.imageMask = imageDict.getBoolean(ASName.k_IM).isTrue();
} else if (imageDict.containsKey((Object)ASName.k_ImageMask)) {
this.imageMask = imageDict.getBoolean(ASName.k_ImageMask).isTrue();
}
if (imageDict.containsKey((Object)ASName.k_I)) {
this.interpolate = imageDict.getBoolean(ASName.k_I).isTrue();
} else if (imageDict.containsKey((Object)ASName.k_Interpolate)) {
this.interpolate = imageDict.getBoolean(ASName.k_Interpolate).isTrue();
}
}
catch (PDFUnableToCompleteOperationException e) {
throw new PDFInvalidContentException("Invalid Image Dict", (Throwable)e);
}
if (imageDict.containsKey((Object)ASName.k_CS)) {
this.colorSpace = InlineImageColorSpace.createFromNameOrArray((Object)imageDict.get((Object)ASName.k_CS));
} else if (imageDict.containsKey((Object)ASName.k_ColorSpace)) {
this.colorSpace = InlineImageColorSpace.createFromNameOrArray((Object)imageDict.get((Object)ASName.k_ColorSpace));
}
if (imageDict.containsKey((Object)ASName.k_F)) {
this.filters = imageDict.get((Object)ASName.k_F);
} else if (imageDict.containsKey((Object)ASName.k_Filter)) {
this.filters = imageDict.get((Object)ASName.k_Filter);
}
if (imageDict.containsKey((Object)ASName.k_DP)) {
this.decodeParams = imageDict.get((Object)ASName.k_DP);
} else if (imageDict.containsKey((Object)ASName.k_DecodeParms)) {
this.decodeParams = imageDict.get((Object)ASName.k_DecodeParms);
}
this.unencodedImageData = null;
this.encodedImageData = encodedImageData;
}
private PDFColorSpace getPDFColorSpace(Content content) throws PDFIOException, PDFInvalidParameterException {
try {
InlineImageColorSpace cs = this.getColorSpace();
if (cs == null) {
return null;
}
if (cs.isDeviceColorSpace()) {
ASName deviceCS = cs.getDeviceColorSpaceName();
return this.getDeviceColorSpace(content.getPDFDocument(), deviceCS);
}
if (cs.isIndexedColorSpace()) {
ASArray csArray = cs.getIndexedColorSpace();
if ((csArray.get(0) == ASName.k_Indexed || csArray.get(0) == ASName.k_I) && csArray.size() == 4) {
PDFColorSpaceIndexed csIndexed = PDFColorSpaceIndexed.newInstance(content.getPDFDocument());
csIndexed.setBaseColorSpace(this.getDeviceColorSpace(content.getPDFDocument(), csArray.getName(1)));
csIndexed.setHighValue(csArray.getNumber(2).intValue());
csIndexed.setLookupData(csArray.getString(3).getBytes());
return csIndexed;
}
} else {
if (cs.isNewResourceColorSpace()) {
return cs.getNewResourceColorSpace();
}
PDFResources resources = content.getResources();
if (resources != null) {
ASName name = cs.getExistingResourceColorSpaceName();
return resources.getColorSpace(name);
}
}
}
catch (PDFUnableToCompleteOperationException e) {
throw new PDFInvalidParameterException((Throwable)e);
}
catch (PDFCosParseException e) {
throw new PDFInvalidParameterException((Throwable)e);
}
catch (PDFSecurityException e) {
throw new PDFInvalidParameterException((Throwable)e);
}
catch (PDFInvalidDocumentException e) {
throw new PDFInvalidParameterException((Throwable)e);
}
return null;
}
private PDFColorSpace getDeviceColorSpace(PDFDocument pdfDoc, ASName deviceCS) throws PDFInvalidDocumentException {
if (deviceCS == ASName.k_DeviceRGB || deviceCS == ASName.k_RGB) {
return PDFColorSpaceDeviceRGB.newInstance(this.content.getPDFDocument());
}
if (deviceCS == ASName.k_DeviceGray || deviceCS == ASName.k_G) {
return PDFColorSpaceDeviceGray.newInstance(this.content.getPDFDocument());
}
if (deviceCS == ASName.k_DeviceCMYK || deviceCS == ASName.k_CMYK) {
return PDFColorSpaceDeviceCMYK.newInstance(this.content.getPDFDocument());
}
return null;
}
private InlineImage(InputByteStream unencodedImageData, int height, int width, Integer bpc, PDFColorSpace colorSpace, PDFRenderingIntent intent, boolean imageMask, boolean interpolate, double[] imageDecodeArray, ASArray filters, ASArray filtersDecodeParams) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException, PDFInvalidParameterException {
this.height = height;
this.width = width;
this.bpc = bpc;
this.colorSpace = new InlineImageColorSpace(colorSpace);
this.intent = intent;
this.imageMask = imageMask;
this.interpolate = interpolate;
this.decode = imageDecodeArray;
this.filters = filters;
this.decodeParams = filtersDecodeParams;
try {
this.unencodedImageData = unencodedImageData.toInputStream();
}
catch (IOException e) {
throw new PDFIOException("Could not get the input stream for the unencoded image data", (Throwable)e);
}
this.encodedImageData = null;
}
public static InlineImage newInstance(Content content, ASDictionary imageDict, InputByteStream encodedImageData) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException {
return new InlineImage(content, imageDict, encodedImageData);
}
public static InlineImage newInstance(ASArray filters, ASArray filtersDecodeParams, InputByteStream unencodedImageData, int height, int width, Integer bpc, PDFColorSpace colorSpace, PDFRenderingIntent intent, boolean imageMask, boolean interpolate, double[] imageDecodeArray) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException, PDFInvalidParameterException {
return new InlineImage(unencodedImageData, height, width, bpc, colorSpace, intent, imageMask, interpolate, imageDecodeArray, filters, filtersDecodeParams);
}
public Content getContent() {
return this.content;
}
public int getHeight() {
return this.height;
}
public int getWidth() {
return this.width;
}
public Integer getBitsPerComponent() {
return this.bpc;
}
public InlineImageColorSpace getColorSpace() {
return this.colorSpace;
}
public PDFRenderingIntent getIntent() {
return this.intent;
}
public boolean isImageMask() {
return this.imageMask;
}
public void setInterpolation(boolean interpolate) {
this.interpolate = interpolate;
}
public boolean useInterpolation() {
return this.interpolate;
}
public double[] getImageDecodeArray() {
return this.decode;
}
public Object getStreamFiltersDecodeParams() {
return this.decodeParams;
}
public Object getStreamFilters() {
return this.filters;
}
public void setStreamFilters(ASName[] filterNames, ASDictionary[] decodeParamsArray) throws PDFIOException, PDFInvalidContentException {
if (filterNames != null && filterNames.length > 0 && filterNames[0] != null) {
if (filterNames.length == 1) {
if (decodeParamsArray != null && decodeParamsArray.length > 0 && decodeParamsArray[0] != null) {
this.setStreamFilters(filterNames[0], decodeParamsArray[0]);
} else {
this.setStreamFilters(filterNames[0], null);
}
} else {
boolean decodeParamsHasNonNullValue = false;
ASArray filters = new ASArray();
ASArray decodeParams = new ASArray();
for (int i = 0; i < filterNames.length; ++i) {
if (filterNames[i] == null) continue;
filters.add((ASObject)filterNames[i]);
if (decodeParamsArray != null && i < decodeParamsArray.length && decodeParamsArray[i] != null) {
decodeParams.add((ASObject)decodeParamsArray[i]);
decodeParamsHasNonNullValue = true;
continue;
}
decodeParams.add(null);
}
if (!decodeParamsHasNonNullValue) {
decodeParams = null;
}
this.setStreamFilters(filters, decodeParams);
}
} else {
this.setStreamFilters((ASName)null, (ASDictionary)null);
}
}
public void setStreamFilters(ASName filter, ASDictionary decodeParams) throws PDFIOException, PDFInvalidContentException {
if (this.unencodedImageData == null) {
this.unencodedImageData = this.getDecodedImageData();
}
this.encodedImageData = null;
this.filters = filter;
this.decodeParams = decodeParams;
}
public void setStreamFilters(ASArray filters, ASArray decodeParams) throws PDFIOException, PDFInvalidContentException {
if (this.unencodedImageData == null) {
this.unencodedImageData = this.getDecodedImageData();
}
this.encodedImageData = null;
this.filters = filters;
this.decodeParams = decodeParams;
}
public InputStream getImageData() throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException {
if (this.unencodedImageData == null) {
this.unencodedImageData = this.getDecodedImageData();
}
return this.unencodedImageData;
}
public InputByteStream getEncodedImageData(Content content) throws PDFIOException, PDFInvalidContentException {
if (this.encodedImageData == null) {
try {
this.encodedImageData = this.createEncodedImageData(content);
}
catch (PDFInvalidParameterException e) {
throw new PDFInvalidContentException((Throwable)e);
}
}
return this.encodedImageData;
}
/*
* WARNING - Removed try catching itself - possible behaviour change.
*/
private InputByteStream createEncodedImageData(Content content) throws PDFIOException, PDFInvalidParameterException {
ASName[] filterNames;
block30 : {
PaddedByteArrayOutputStream baos;
if (content == null) {
return null;
}
this.content = content;
StreamManager stmMgr = content.getPDFDocument().getStreamManager();
int maxSize = this.height * this.width * this.bpc / 8;
OutputStream os = baos = new PaddedByteArrayOutputStream(maxSize);
try {
boolean emitLZWExtraPadding = false;
if (this.filters != null) {
filterNames = null;
Object[] decodeParamDicts = null;
if (this.filters instanceof ASName) {
filterNames = new ASName[]{(ASName)this.filters};
if (this.decodeParams != null) {
decodeParamDicts = new ASObject[]{this.decodeParams};
}
} else if (this.filters instanceof ASArray) {
filterNames = new ASName[((ASArray)this.filters).size()];
filterNames = (ASName[])((ASArray)this.filters).toArray((Object[])filterNames);
if (this.decodeParams != null) {
decodeParamDicts = new ASObject[((ASArray)this.decodeParams).size()];
decodeParamDicts = (ASObject[])((ASArray)this.decodeParams).toArray(decodeParamDicts);
}
}
if (filterNames != null && filterNames.length != 0) {
PDFColorSpace colorspace = this.getPDFColorSpace(content);
for (int i = 0; i < filterNames.length; ++i) {
ASName filter = filterNames[i];
Object paramsDict = null;
if (decodeParamDicts != null && decodeParamDicts.length > 0 && i < decodeParamDicts.length) {
paramsDict = decodeParamDicts[i];
}
FilterParams filterParams = null;
if (paramsDict != null && !(paramsDict instanceof ASNull)) {
filterParams = FilterStream.buildFilterParams((ASObject)paramsDict);
filterParams.put((Object)"ColorSpace", (Object)(colorspace != null ? colorspace.getCosObject() : null));
}
if (filterParams == null) {
filterParams = new FilterParams();
}
if (filter == ASName.k_ASCIIHexDecode || filter == ASName.k_AHx) {
os = new ASCIIHexOutputStream(os, filterParams);
continue;
}
if (filter == ASName.k_ASCII85Decode || filter == ASName.k_A85) {
os = new ASCII85OutputStream(os, filterParams);
continue;
}
if (filter == ASName.k_LZWDecode || filter == ASName.k_LZW) {
os = new LZWOutputStream(os, filterParams);
if (filterNames[0] != ASName.k_LZWDecode && filterNames[0] != ASName.k_LZW) continue;
emitLZWExtraPadding = true;
continue;
}
if (filter == ASName.k_FlateDecode || filter == ASName.k_Fl) {
os = new DeflaterOutputStream(os, new Deflater(9));
if (filterParams == null || !filterParams.containsKey((Object)"Predictor") || (Integer)filterParams.get((Object)"Predictor") == 1) continue;
os = new TIFFOutputStream(os, filterParams);
continue;
}
if (filter == ASName.k_RunLengthDecode || filter == ASName.k_RL) {
os = new RunLengthOutputStream(os);
continue;
}
if (filter == ASName.k_CCITTFaxDecode || filter == ASName.k_CCF) {
throw new PDFUnsupportedFeatureException("CCITTFax encoding is not currently supported");
}
if (filter == ASName.k_DCTDecode || filter == ASName.k_DCT) {
if (!InlineImage.DCTFilterSupported(content.getPDFDocument()) || filterNames.length != 1) {
throw new PDFUnsupportedFeatureException("DCT encoding is not currently supported");
}
CustomFilterRegistry filterReg = content.getPDFDocument().getCosDocument().getOptions().getCustomFilterRegistry();
if (!filterReg.isEncodeFilterRegistered(ASName.k_DCTDecode)) continue;
try {
if (!this.unencodedImageData.markSupported()) {
throw new CustomFilterException("Unable to encode using DCT filter");
}
os = filterReg.encode(ASName.k_DCTDecode, os, filterParams);
this.unencodedImageData.reset();
this.decodeParams = FilterStream.updateCustomFilterParams((ASName)filter, (ASDictionary)filterParams.toASDictionary(), (CustomFilterRegistry)filterReg);
continue;
}
catch (CustomFilterException e) {
throw new PDFIOException("Unable to use filter registry to encode stream that uses " + (Object)filter, (Throwable)e);
}
}
if (filter == null) continue;
throw new PDFUnsupportedFeatureException("Unrecognized filter \"" + (Object)filter + "\" not supported");
}
}
}
IO.copy((InputStream)this.unencodedImageData, (OutputStream)os);
os.flush();
if (emitLZWExtraPadding) {
baos.setPaddingByte(32);
baos.setPaddingSize(2);
}
os.close();
os = null;
filterNames = stmMgr.getInputByteStream(baos.toByteArray());
if (os == null) break block30;
}
catch (Throwable var16_17) {
try {
if (os != null) {
os.close();
}
throw var16_17;
}
catch (IOException e) {
throw new PDFIOException("A problem was encountered trying to encode inline image data.", (Throwable)e);
}
}
os.close();
}
return filterNames;
}
public ASDictionary createImageDict(ModifiableContent content) throws PDFInvalidDocumentException, PDFIOException, PDFSecurityException, PDFInvalidParameterException {
ASDictionary dict = new ASDictionary();
dict.put(ASName.k_H, (ASObject)new ASNumber(this.height));
dict.put(ASName.k_W, (ASObject)new ASNumber(this.width));
if (this.bpc != null) {
dict.put(ASName.k_BPC, (ASObject)new ASNumber((Number)this.bpc));
} else if (!this.imageMask) {
throw new PDFInvalidParameterException("BitsPerComponent must be specified for inline images that are not image masks");
}
if (this.imageMask) {
dict.put(ASName.k_IM, (ASObject)new ASBoolean(this.imageMask));
if (this.bpc != 1) {
throw new PDFInvalidParameterException("BitsPerComponent must be set to 1 for image masks");
}
if (this.colorSpace != null) {
throw new PDFInvalidParameterException("A color space should not be specified for image masks");
}
}
if (this.colorSpace != null && this.colorSpace.isNewResourceColorSpace()) {
PDFColorSpace newCS = this.colorSpace.getNewResourceColorSpace();
if (newCS instanceof PDFColorSpaceDeviceRGB || newCS instanceof PDFColorSpaceDeviceCMYK || newCS instanceof PDFColorSpaceDeviceGray) {
dict.put(ASName.k_CS, (ASObject)newCS.getName());
} else {
dict.put(ASName.k_CS, (ASObject)content.addResource(newCS));
}
} else if (this.colorSpace != null && this.colorSpace.isDeviceColorSpace()) {
dict.put(ASName.k_CS, (ASObject)this.colorSpace.getDeviceColorSpaceName());
} else if (this.colorSpace != null && this.colorSpace.isExistingResourceColorSpaceName()) {
dict.put(ASName.k_CS, (ASObject)this.colorSpace.getExistingResourceColorSpaceName());
} else if (this.colorSpace != null && this.colorSpace.isIndexedColorSpace()) {
dict.put(ASName.k_CS, (ASObject)this.colorSpace.getIndexedColorSpace());
} else if (!this.imageMask) {
throw new PDFInvalidParameterException("A color space must be specified for inline images that are not image masks");
}
if (this.intent != null) {
dict.put(ASName.k_Intent, (ASObject)this.intent.getValue());
}
if (this.interpolate) {
dict.put(ASName.k_I, (ASObject)new ASBoolean(this.interpolate));
}
if (this.filters != null) {
dict.put(ASName.k_F, this.filters);
}
if (this.decodeParams != null) {
dict.put(ASName.k_DP, this.decodeParams);
}
return dict;
}
private InputStream getDecodedImageData() throws PDFIOException, PDFInvalidContentException {
ASArray filterNames = new ASArray();
if (this.filters instanceof ASName) {
filterNames.add(this.filters);
} else if (this.filters instanceof ASArray) {
filterNames = (ASArray)this.filters;
}
FilterParams filterParams = null;
try {
filterParams = FilterStream.buildFilterParams((ASObject)this.decodeParams);
}
catch (PDFInvalidParameterException e1) {
throw new PDFInvalidContentException("Invalid Decode Params Dict", (Throwable)e1);
}
if (filterParams == null) {
filterParams = new FilterParams();
}
InputStream is = null;
try {
is = this.encodedImageData.toInputStream();
}
catch (IOException e) {
throw new PDFIOException("Cannot get the input stream for an inline image's encoded image data", (Throwable)e);
}
if (filterNames != null && filterNames.size() != 0) {
for (int i = 0; i < filterNames.size(); ++i) {
ASName filter;
try {
filter = filterNames.getName(i);
}
catch (PDFUnableToCompleteOperationException e) {
throw new PDFInvalidContentException("Invaid filters array", (Throwable)e);
}
if (filter == ASName.k_AHx || filter == ASName.k_ASCIIHexDecode) {
is = new ASCIIHexInputStream(is, filterParams);
continue;
}
if (filter == ASName.k_A85 || filter == ASName.k_ASCII85Decode) {
is = new ASCII85InputStream(is, filterParams);
continue;
}
if (filter == ASName.k_Fl || filter == ASName.k_FlateDecode) {
InflaterInputStream result = new InflaterInputStream(is);
if (filterParams != null && filterParams.containsKey((Object)"Predictor") && (Integer)filterParams.get((Object)"Predictor") != 1) {
is = new TIFFInputStream((InputStream)result, filterParams);
continue;
}
is = result;
continue;
}
if (filter == ASName.k_LZW || filter == ASName.k_LZWDecode) {
is = new LZWInputStream(is, filterParams);
continue;
}
if (filter == ASName.k_RL || filter == ASName.k_RunLengthDecode) {
is = new RunLengthInputStream(is, filterParams);
continue;
}
if (filter == ASName.k_CCF || filter == ASName.k_CCITTFaxDecode) {
is = new CCITTFaxInputStream(is, filterParams);
continue;
}
if (filter != ASName.k_DCT && filter != ASName.k_DCTDecode) continue;
is = new DCTInputStream(is, filterParams);
}
}
return is;
}
private static boolean DCTFilterSupported(PDFDocument doc) {
CustomFilterRegistry registry = doc.getCosDocument().getOptions().getCustomFilterRegistry();
if (registry != null) {
return registry.isEncodeFilterRegistered(ASName.k_DCTDecode);
}
return false;
}
public void close() throws PDFIOException {
try {
if (this.unencodedImageData != null) {
this.unencodedImageData.close();
}
}
catch (IOException e) {
throw new PDFIOException((Throwable)e);
}
finally {
try {
if (this.encodedImageData != null) {
this.encodedImageData.close();
}
}
catch (IOException e) {
throw new PDFIOException((Throwable)e);
}
}
}
static class PaddedByteArrayOutputStream
extends ByteArrayOutputStream {
private int paddingSize;
private byte paddingByte = 32;
PaddedByteArrayOutputStream() {
}
PaddedByteArrayOutputStream(int size) {
super(size);
}
public void close() throws IOException {
for (int i = 0; i < this.paddingSize; ++i) {
this.write(32);
}
super.close();
}
void setPaddingSize(int paddingSize) {
this.paddingSize = paddingSize;
}
int getPaddingSize() {
return this.paddingSize;
}
void setPaddingByte(byte paddingByte) {
this.paddingByte = paddingByte;
}
byte getPaddingByte() {
return this.paddingByte;
}
}
}