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Added FileAttributes tag - SWF relative Urls flag

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This commit is contained in:
Jindra Petřík
2023-03-05 17:16:58 +01:00
parent 487d1f8b14
commit b762bebe70
3 changed files with 28 additions and 14 deletions
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14
libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/importers/SwfXmlImporter.java
View File

@@ -39,6 +39,7 @@ import com.jpexs.decompiler.flash.abc.types.traits.TraitSlotConst;
import com.jpexs.decompiler.flash.abc.types.traits.Traits;
import com.jpexs.decompiler.flash.amf.amf3.Amf3Value;
import com.jpexs.decompiler.flash.tags.DefineSpriteTag;
import com.jpexs.decompiler.flash.tags.FileAttributesTag;
import com.jpexs.decompiler.flash.tags.Tag;
import com.jpexs.decompiler.flash.tags.TagTypeInfo;
import com.jpexs.decompiler.flash.tags.UnknownTag;
@@ -313,6 +314,19 @@ public class SwfXmlImporter {
((SWF) obj).setCharset(val);
continue;
}
//backwards compatibility
if (name.equals("reserved1") && "FileAttributesTag".equals(attributes.get("type"))) {
name = "reservedA";
}
if (name.equals("reserved2") && "FileAttributesTag".equals(attributes.get("type"))) {
name = "swfRelativeUrls";
}
if (name.equals("reserved3") && "FileAttributesTag".equals(attributes.get("type"))) {
name = "reservedB";
}
if (!name.equals("type")) {
try {
Field field = getField(cls, name);

27
libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/tags/FileAttributesTag.java
View File

@@ -37,6 +37,9 @@ public class FileAttributesTag extends Tag {
public static final String NAME = "FileAttributes";
@Reserved
public boolean reservedA;
public boolean useDirectBlit;
public boolean useGPU;
@@ -48,16 +51,12 @@ public class FileAttributesTag extends Tag {
public boolean useNetwork;
public boolean noCrossDomainCache;
@Reserved
public boolean reserved1;
@Reserved
public boolean reserved2;
public boolean swfRelativeUrls;
@SWFType(value = BasicType.UB, count = 24)
@Reserved
public int reserved3;
public int reservedB;
/**
* Constructor
@@ -75,14 +74,14 @@ public class FileAttributesTag extends Tag {
@Override
public final void readData(SWFInputStream sis, ByteArrayRange data, int level, boolean parallel, boolean skipUnusualTags, boolean lazy) throws IOException {
reserved1 = sis.readUB(1, "reserved1") == 1; // reserved
reservedA = sis.readUB(1, "reservedA") == 1; // reserved
// UB[1] == 0 (reserved)
useDirectBlit = sis.readUB(1, "useDirectBlit") != 0;
useGPU = sis.readUB(1, "useGPU") != 0;
hasMetadata = sis.readUB(1, "hasMetadata") != 0;
actionScript3 = sis.readUB(1, "actionScript3") != 0;
noCrossDomainCache = sis.readUB(1, "noCrossDomainCache") != 0;
reserved2 = sis.readUB(1, "reserved2") == 1; // reserved
swfRelativeUrls = sis.readUB(1, "swfRelativeUrls") == 1;
useNetwork = sis.readUB(1, "useNetwork") != 0;
// UB[24] == 0 (reserved)
int bitCount = 24;
@@ -90,7 +89,7 @@ public class FileAttributesTag extends Tag {
bitCount = sis.available() * 8;
}
reserved3 = (int) sis.readUB(bitCount, "reserved3"); //reserved
reservedB = (int) sis.readUB(bitCount, "reservedB"); //reserved
}
/**
@@ -101,14 +100,14 @@ public class FileAttributesTag extends Tag {
*/
@Override
public void getData(SWFOutputStream sos) throws IOException {
sos.writeUB(1, reserved1 ? 1 : 0); //reserved
sos.writeUB(1, reservedA ? 1 : 0); //reserved
sos.writeUB(1, useDirectBlit ? 1 : 0);
sos.writeUB(1, useGPU ? 1 : 0);
sos.writeUB(1, hasMetadata ? 1 : 0);
sos.writeUB(1, actionScript3 ? 1 : 0);
sos.writeUB(1, noCrossDomainCache ? 1 : 0);
sos.writeUB(1, reserved2 ? 1 : 0); //reserved
sos.writeUB(1, swfRelativeUrls ? 1 : 0);
sos.writeUB(1, useNetwork ? 1 : 0);
sos.writeUB(24, reserved3); //reserved
sos.writeUB(24, reservedB); //reserved
}
}