Use JagexGzipOutputStream to compress gzipped JS5 containers

The output is bit-for-bit identical to Jagex's implementation.

Signed-off-by: Graham <gpe@openrs2.org>
bzip2
Graham 3 years ago
parent 64b1e2e5b9
commit 26d5d5fd6e
  1. 5
      cache/src/main/kotlin/org/openrs2/cache/Js5CompressionType.kt

@ -1,11 +1,10 @@
package org.openrs2.cache
import org.openrs2.compress.bzip2.Bzip2
import org.openrs2.compress.gzip.GzipLevelOutputStream
import org.openrs2.compress.gzip.JagexGzipOutputStream
import org.openrs2.compress.lzma.Lzma
import java.io.InputStream
import java.io.OutputStream
import java.util.zip.Deflater
import java.util.zip.GZIPInputStream
public enum class Js5CompressionType {
@ -27,7 +26,7 @@ public enum class Js5CompressionType {
return when (this) {
UNCOMPRESSED -> output
BZIP2 -> Bzip2.createHeaderlessOutputStream(output)
GZIP -> GzipLevelOutputStream(output, Deflater.BEST_COMPRESSION)
GZIP -> JagexGzipOutputStream(output)
/*
* LZMA at -9 has significantly higher CPU/memory requirements for
* both compression _and_ decompression, so we use the default of

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