LegacyConsole/jpexs-decompiler
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LZMA encoding fast bytes parameter

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honfika
2014-08-01 22:50:12 +02:00
parent 1b6bf416e8
commit 8ad45b379b
7 changed files with 88 additions and 51 deletions
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8
src/com/jpexs/decompiler/flash/SWF.java
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@@ -16,6 +16,7 @@
*/
package com.jpexs.decompiler.flash;
import SevenZip.Compression.LZMA.Decoder;
import SevenZip.Compression.LZMA.Encoder;
import com.jpacker.JPacker;
import com.jpexs.decompiler.flash.abc.ABC;
@@ -447,6 +448,9 @@ public final class SWF implements TreeItem, Timelined {
for (int i = 0; i < 4; i++) {
dictionarySize += ((int) (lzmaProperties[1 + i]) & 0xFF) << (i * 8);
}
if (Configuration.lzmaFastBytes.get() > 0) {
enc.SetNumFastBytes(Configuration.lzmaFastBytes.get());
}
enc.SetDictionarySize(dictionarySize);
enc.SetLcLpPb(lc, lp, pb);
baos = new ByteArrayOutputStream();
@@ -459,7 +463,7 @@ public final class SWF implements TreeItem, Timelined {
udata[2] = (byte) ((data.length >> 16) & 0xFF);
udata[3] = (byte) ((data.length >> 24) & 0xFF);
os.write(udata);
os.write(lzmaProperties);
enc.WriteCoderProperties(os);
} else if (compression == SWFCompression.ZLIB) {
os = new DeflaterOutputStream(os);
}
@@ -770,7 +774,7 @@ public final class SWF implements TreeItem, Timelined {
if (lzmaProperties.length != propertiesSize) {
throw new IOException("LZMA:input .lzma file is too short");
}
SevenZip.Compression.LZMA.Decoder decoder = new SevenZip.Compression.LZMA.Decoder();
Decoder decoder = new Decoder();
if (!decoder.SetDecoderProperties(lzmaProperties)) {
throw new IOException("LZMA:Incorrect stream properties");
}