mirror of
https://gitlab.com/2009scape/rt4-client.git
synced 2026-08-17 00:15:15 -06:00
552 lines
20 KiB
Java
552 lines
20 KiB
Java
package rt4;
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import org.openrs2.deob.annotation.OriginalArg;
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import org.openrs2.deob.annotation.OriginalClass;
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import org.openrs2.deob.annotation.OriginalMember;
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import org.openrs2.deob.annotation.Pc;
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@OriginalClass("client!jc")
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public final class VorbisSound extends Node {
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@OriginalMember(owner = "client!jc", name = "p", descriptor = "[F")
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public static float[] trigB1;
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@OriginalMember(owner = "client!jc", name = "q", descriptor = "[F")
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public static float[] trigC1;
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@OriginalMember(owner = "client!jc", name = "t", descriptor = "[I")
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public static int[] bitReverse0;
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@OriginalMember(owner = "client!jc", name = "u", descriptor = "[Lclient!vb;")
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public static VorbisResidue[] residues;
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@OriginalMember(owner = "client!jc", name = "v", descriptor = "[Z")
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public static boolean[] modeBlockFlags;
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@OriginalMember(owner = "client!jc", name = "y", descriptor = "I")
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public static int blockSize1;
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@OriginalMember(owner = "client!jc", name = "A", descriptor = "[Lclient!uk;")
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public static VorbisMapping[] mappings;
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@OriginalMember(owner = "client!jc", name = "B", descriptor = "[F")
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public static float[] trigA1;
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@OriginalMember(owner = "client!jc", name = "C", descriptor = "[F")
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public static float[] trigA0;
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@OriginalMember(owner = "client!jc", name = "E", descriptor = "I")
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public static int blockSize0;
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@OriginalMember(owner = "client!jc", name = "F", descriptor = "[F")
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public static float[] vector;
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@OriginalMember(owner = "client!jc", name = "I", descriptor = "[Lclient!ji;")
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public static VorbisCodebook[] codebooks;
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@OriginalMember(owner = "client!jc", name = "J", descriptor = "[Lclient!ie;")
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public static VorbisFloor[] floors;
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@OriginalMember(owner = "client!jc", name = "L", descriptor = "[I")
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public static int[] bitReverse1;
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@OriginalMember(owner = "client!jc", name = "P", descriptor = "[F")
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public static float[] trigB0;
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@OriginalMember(owner = "client!jc", name = "S", descriptor = "[F")
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public static float[] trigC0;
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@OriginalMember(owner = "client!jc", name = "W", descriptor = "[I")
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public static int[] modeMappings;
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@OriginalMember(owner = "client!jc", name = "G", descriptor = "I")
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private static int position;
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@OriginalMember(owner = "client!jc", name = "Q", descriptor = "I")
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private static int bitPosition;
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@OriginalMember(owner = "client!jc", name = "T", descriptor = "[B")
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private static byte[] bytes;
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@OriginalMember(owner = "client!jc", name = "H", descriptor = "Z")
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private static boolean aBoolean149 = false;
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@OriginalMember(owner = "client!jc", name = "r", descriptor = "I")
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private int prevN;
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@OriginalMember(owner = "client!jc", name = "s", descriptor = "I")
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private int samplesLen;
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@OriginalMember(owner = "client!jc", name = "w", descriptor = "[F")
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private float[] prevVector;
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@OriginalMember(owner = "client!jc", name = "x", descriptor = "Z")
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private boolean aBoolean148;
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@OriginalMember(owner = "client!jc", name = "z", descriptor = "I")
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private int start;
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@OriginalMember(owner = "client!jc", name = "D", descriptor = "I")
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private int end;
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@OriginalMember(owner = "client!jc", name = "K", descriptor = "I")
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private int rate;
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@OriginalMember(owner = "client!jc", name = "M", descriptor = "[[B")
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private byte[][] packets;
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@OriginalMember(owner = "client!jc", name = "N", descriptor = "Z")
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private boolean prevNoResidue;
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@OriginalMember(owner = "client!jc", name = "O", descriptor = "I")
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private int prevQuarter;
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@OriginalMember(owner = "client!jc", name = "R", descriptor = "[B")
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private byte[] samples;
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@OriginalMember(owner = "client!jc", name = "U", descriptor = "I")
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private int packetIndex;
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@OriginalMember(owner = "client!jc", name = "V", descriptor = "I")
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private int sampleIndex;
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@OriginalMember(owner = "client!jc", name = "<init>", descriptor = "([B)V")
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public VorbisSound(@OriginalArg(0) byte[] bytes) {
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this.decode(bytes);
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}
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@OriginalMember(owner = "client!jc", name = "c", descriptor = "(I)F")
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public static float float32Unpack(@OriginalArg(0) int x) {
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@Pc(3) int mantissa = x & 0x1FFFFF;
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@Pc(7) int sign = x & Integer.MIN_VALUE;
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@Pc(13) int exponent = x >> 21 & 0x3FF;
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if (sign != 0) {
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mantissa = -mantissa;
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}
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return (float) ((double) mantissa * Math.pow(2.0D, exponent - 788));
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}
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@OriginalMember(owner = "client!jc", name = "a", descriptor = "(Lclient!ve;)Z")
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private static boolean method2344(@OriginalArg(0) Js5 arg0) {
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if (!aBoolean149) {
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@Pc(7) byte[] local7 = arg0.fetchFile(0, 0);
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if (local7 == null) {
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return false;
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}
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method2349(local7);
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aBoolean149 = true;
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}
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return true;
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}
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@OriginalMember(owner = "client!jc", name = "a", descriptor = "(Lclient!ve;II)Lclient!jc;")
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public static VorbisSound create(@OriginalArg(0) Js5 arg0, @OriginalArg(1) int arg1, @OriginalArg(2) int arg2) {
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if (method2344(arg0)) {
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@Pc(16) byte[] local16 = arg0.fetchFile(arg1, arg2);
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return local16 == null ? null : new VorbisSound(local16);
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} else {
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arg0.isFileReady(arg2, arg1);
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return null;
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}
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}
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@OriginalMember(owner = "client!jc", name = "b", descriptor = "()I")
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public static int readBit() {
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@Pc(7) int local7 = bytes[position] >> bitPosition & 0x1;
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bitPosition++;
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position += bitPosition >> 3;
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bitPosition &= 0x7;
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return local7;
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}
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@OriginalMember(owner = "client!jc", name = "a", descriptor = "([BI)V")
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public static void setBytes(@OriginalArg(0) byte[] arg0) {
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bytes = arg0;
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position = 0;
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bitPosition = 0;
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}
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@OriginalMember(owner = "client!jc", name = "b", descriptor = "([B)V")
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private static void method2349(@OriginalArg(0) byte[] arg0) {
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setBytes(arg0);
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blockSize0 = 0x1 << readBits(4);
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blockSize1 = 0x1 << readBits(4);
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vector = new float[blockSize1];
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@Pc(17) int local17;
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@Pc(26) int local26;
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@Pc(30) int local30;
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@Pc(34) int local34;
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@Pc(38) int local38;
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for (local17 = 0; local17 < 2; local17++) {
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local26 = local17 == 0 ? blockSize0 : blockSize1;
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local30 = local26 >> 1;
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local34 = local26 >> 2;
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local38 = local26 >> 3;
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@Pc(41) float[] local41 = new float[local30];
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for (@Pc(43) int local43 = 0; local43 < local34; local43++) {
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local41[local43 * 2] = (float) Math.cos((double) (local43 * 4) * 3.141592653589793D / (double) local26);
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local41[local43 * 2 + 1] = -((float) Math.sin((double) (local43 * 4) * 3.141592653589793D / (double) local26));
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}
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@Pc(86) float[] local86 = new float[local30];
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for (@Pc(88) int local88 = 0; local88 < local34; local88++) {
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local86[local88 * 2] = (float) Math.cos((double) (local88 * 2 + 1) * 3.141592653589793D / (double) (local26 * 2));
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local86[local88 * 2 + 1] = (float) Math.sin((double) (local88 * 2 + 1) * 3.141592653589793D / (double) (local26 * 2));
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}
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@Pc(138) float[] local138 = new float[local34];
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for (@Pc(140) int local140 = 0; local140 < local38; local140++) {
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local138[local140 * 2] = (float) Math.cos((double) (local140 * 4 + 2) * 3.141592653589793D / (double) local26);
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local138[local140 * 2 + 1] = -((float) Math.sin((double) (local140 * 4 + 2) * 3.141592653589793D / (double) local26));
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}
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@Pc(187) int[] local187 = new int[local38];
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@Pc(193) int local193 = IntUtils.bitCount(local38 - 1);
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for (@Pc(195) int local195 = 0; local195 < local38; local195++) {
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local187[local195] = method667(local193, local195);
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}
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if (local17 == 0) {
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trigA0 = local41;
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trigB0 = local86;
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trigC0 = local138;
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bitReverse0 = local187;
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} else {
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trigA1 = local41;
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trigB1 = local86;
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trigC1 = local138;
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bitReverse1 = local187;
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}
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}
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local17 = readBits(8) + 1;
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codebooks = new VorbisCodebook[local17];
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for (local26 = 0; local26 < local17; local26++) {
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codebooks[local26] = new VorbisCodebook();
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}
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local26 = readBits(6) + 1;
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for (local30 = 0; local30 < local26; local30++) {
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readBits(16);
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}
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local26 = readBits(6) + 1;
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floors = new VorbisFloor[local26];
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for (local30 = 0; local30 < local26; local30++) {
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floors[local30] = new VorbisFloor();
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}
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local30 = readBits(6) + 1;
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residues = new VorbisResidue[local30];
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for (local34 = 0; local34 < local30; local34++) {
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residues[local34] = new VorbisResidue();
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}
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local34 = readBits(6) + 1;
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mappings = new VorbisMapping[local34];
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for (local38 = 0; local38 < local34; local38++) {
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mappings[local38] = new VorbisMapping();
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}
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local38 = readBits(6) + 1;
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modeBlockFlags = new boolean[local38];
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modeMappings = new int[local38];
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for (@Pc(340) int local340 = 0; local340 < local38; local340++) {
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modeBlockFlags[local340] = readBit() != 0;
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readBits(16);
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readBits(16);
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modeMappings[local340] = readBits(8);
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}
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}
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@OriginalMember(owner = "client!jc", name = "e", descriptor = "(I)I")
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public static int readBits(@OriginalArg(0) int len) {
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@Pc(1) int local1 = 0;
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@Pc(3) int local3 = 0;
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@Pc(12) int local12;
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while (len >= 8 - bitPosition) {
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local12 = 8 - bitPosition;
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@Pc(18) int local18 = (0x1 << local12) - 1;
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local1 += (bytes[position] >> bitPosition & local18) << local3;
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bitPosition = 0;
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position++;
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local3 += local12;
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len -= local12;
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}
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if (len > 0) {
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local12 = (0x1 << len) - 1;
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local1 += (bytes[position] >> bitPosition & local12) << local3;
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bitPosition += len;
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}
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return local1;
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}
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@OriginalMember(owner = "client!bn", name = "a", descriptor = "(III)I")
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public static int method667(@OriginalArg(0) int arg0, @OriginalArg(2) int arg1) {
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@Pc(8) int local8 = 0;
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while (arg0 > 0) {
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local8 = local8 << 1 | arg1 & 0x1;
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arg1 >>>= 0x1;
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arg0--;
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}
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return local8;
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}
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@OriginalMember(owner = "client!jc", name = "a", descriptor = "([I)Lclient!kj;")
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public final PcmSound toPcmSound(@OriginalArg(0) int[] arg0) {
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if (arg0 != null && arg0[0] <= 0) {
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return null;
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}
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if (this.samples == null) {
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this.prevN = 0;
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this.prevVector = new float[blockSize1];
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this.samples = new byte[this.samplesLen];
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this.sampleIndex = 0;
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this.packetIndex = 0;
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}
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while (this.packetIndex < this.packets.length) {
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if (arg0 != null && arg0[0] <= 0) {
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return null;
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}
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@Pc(47) float[] local47 = this.decodePacket(this.packetIndex);
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if (local47 != null) {
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@Pc(52) int local52 = this.sampleIndex;
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@Pc(55) int local55 = local47.length;
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if (local55 > this.samplesLen - local52) {
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local55 = this.samplesLen - local52;
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}
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for (@Pc(68) int local68 = 0; local68 < local55; local68++) {
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@Pc(80) int local80 = (int) (local47[local68] * 128.0F + 128.0F);
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if ((local80 & 0xFFFFFF00) != 0) {
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local80 = ~local80 >> 31;
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}
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this.samples[local52++] = (byte) (local80 - 128);
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}
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if (arg0 != null) {
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arg0[0] -= local52 - this.sampleIndex;
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}
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this.sampleIndex = local52;
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}
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this.packetIndex++;
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}
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this.prevVector = null;
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@Pc(129) byte[] local129 = this.samples;
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this.samples = null;
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return new PcmSound(this.rate, local129, this.start, this.end, this.aBoolean148);
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}
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@OriginalMember(owner = "client!jc", name = "a", descriptor = "([B)V")
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private void decode(@OriginalArg(0) byte[] arg0) {
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@Pc(4) Buffer buffer = new Buffer(arg0);
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this.rate = buffer.g4();
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this.samplesLen = buffer.g4();
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this.start = buffer.g4();
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this.end = buffer.g4();
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if (this.end < 0) {
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this.end = ~this.end;
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this.aBoolean148 = true;
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}
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@Pc(40) int packetsLen = buffer.g4();
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this.packets = new byte[packetsLen][];
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for (@Pc(46) int i = 0; i < packetsLen; i++) {
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@Pc(51) int len = 0;
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@Pc(55) int n;
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do {
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n = buffer.g1();
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len += n;
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} while (n >= 255);
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@Pc(67) byte[] packet = new byte[len];
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buffer.gdata(len, packet);
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this.packets[i] = packet;
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}
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}
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@OriginalMember(owner = "client!jc", name = "d", descriptor = "(I)[F")
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private float[] decodePacket(@OriginalArg(0) int index) {
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setBytes(this.packets[index]);
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readBit();
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@Pc(15) int modeNumber = readBits(IntUtils.bitCount(modeMappings.length - 1));
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@Pc(19) boolean modeBlockFlag = modeBlockFlags[modeNumber];
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@Pc(25) int n = modeBlockFlag ? blockSize1 : blockSize0;
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@Pc(27) boolean previousWindowFlag = false;
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@Pc(29) boolean nextWindowFlag = false;
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if (modeBlockFlag) {
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previousWindowFlag = readBit() != 0;
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nextWindowFlag = readBit() != 0;
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}
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@Pc(47) int windowCenter = n >> 1;
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@Pc(59) int leftWindowStart;
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@Pc(67) int leftWindowEnd;
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@Pc(71) int leftN;
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if (modeBlockFlag && !previousWindowFlag) {
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leftWindowStart = (n >> 2) - (blockSize0 >> 2);
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leftWindowEnd = (n >> 2) + (blockSize0 >> 2);
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leftN = blockSize0 >> 1;
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} else {
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leftWindowStart = 0;
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leftWindowEnd = windowCenter;
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leftN = n >> 1;
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}
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@Pc(94) int rightWindowStart;
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@Pc(104) int rightWindowEnd;
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@Pc(108) int rightN;
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if (modeBlockFlag && !nextWindowFlag) {
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rightWindowStart = n - (n >> 2) - (blockSize0 >> 2);
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rightWindowEnd = n + (blockSize0 >> 2) - (n >> 2);
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rightN = blockSize0 >> 1;
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} else {
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rightWindowStart = windowCenter;
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rightWindowEnd = n;
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rightN = n >> 1;
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}
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@Pc(123) VorbisMapping mapping = mappings[modeMappings[modeNumber]];
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@Pc(126) int submapNumber = mapping.mux;
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@Pc(131) int floorNumber = mapping.submapFloor[submapNumber];
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@Pc(140) boolean noResidue = !floors[floorNumber].decodePacket();
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for (@Pc(144) int local144 = 0; local144 < mapping.submaps; local144++) {
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@Pc(155) VorbisResidue residue = residues[mapping.submapResidue[local144]];
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@Pc(157) float[] vector = VorbisSound.vector;
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residue.synthesize(vector, n >> 1, noResidue);
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}
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@Pc(176) int floorNumber2;
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if (!noResidue) {
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floorNumber = mapping.mux;
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floorNumber2 = mapping.submapFloor[floorNumber];
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floors[floorNumber2].synthesize(vector, n >> 1);
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}
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@Pc(212) int local212;
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if (noResidue) {
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for (floorNumber = n >> 1; floorNumber < n; floorNumber++) {
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vector[floorNumber] = 0.0F;
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}
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} else {
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int n2 = n >> 1;
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int n4 = n >> 2;
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int n8 = n >> 3;
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@Pc(214) float[] vector = VorbisSound.vector;
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for (int k = 0; k < n2; k++) {
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vector[k] *= 0.5F;
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}
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for (int k = n2; k < n; k++) {
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vector[k] = -vector[n - k - 1];
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}
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@Pc(252) float[] local252 = modeBlockFlag ? trigA1 : trigA0;
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@Pc(258) float[] local258 = modeBlockFlag ? trigB1 : trigB0;
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@Pc(264) float[] local264 = modeBlockFlag ? trigC1 : trigC0;
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@Pc(270) int[] local270 = modeBlockFlag ? bitReverse1 : bitReverse0;
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@Pc(272) int k;
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@Pc(291) float a;
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@Pc(309) float b;
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@Pc(315) float c;
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@Pc(323) float d;
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for (k = 0; k < n4; k++) {
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a = vector[k * 4] - vector[n - k * 4 - 1];
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b = vector[k * 4 + 2] - vector[n - k * 4 - 3];
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c = local252[k * 2];
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d = local252[k * 2 + 1];
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vector[n - k * 4 - 1] = a * c - b * d;
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vector[n - k * 4 - 3] = a * d + b * c;
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}
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@Pc(432) float e;
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@Pc(442) float f;
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for (k = 0; k < n8; k++) {
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a = vector[n2 + k * 4 + 3];
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b = vector[n2 + k * 4 + 1];
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c = vector[k * 4 + 3];
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d = vector[k * 4 + 1];
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vector[n2 + k * 4 + 3] = a + c;
|
|
vector[n2 + k * 4 + 1] = b + d;
|
|
e = local252[n2 - k * 4 - 4];
|
|
f = local252[n2 - k * 4 - 3];
|
|
vector[k * 4 + 3] = (a - c) * e - (b - d) * f;
|
|
vector[k * 4 + 1] = (b - d) * e + (a - c) * f;
|
|
}
|
|
int logN = IntUtils.bitCount(n - 1);
|
|
@Pc(488) int l;
|
|
@Pc(499) int k0;
|
|
@Pc(503) int k1;
|
|
@Pc(505) int s;
|
|
for (l = 0; l < logN - 3; l++) {
|
|
k0 = n >> l + 2;
|
|
k1 = 0x8 << l;
|
|
for (s = 0; s < 0x2 << l; s++) {
|
|
@Pc(518) int local518 = n - k0 * 2 * s;
|
|
@Pc(528) int local528 = n - k0 * (s * 2 + 1);
|
|
for (@Pc(530) int local530 = 0; local530 < n >> l + 4; local530++) {
|
|
@Pc(541) int local541 = local530 * 4;
|
|
@Pc(549) float local549 = vector[local518 - local541 - 1];
|
|
@Pc(557) float local557 = vector[local518 - local541 - 3];
|
|
@Pc(565) float local565 = vector[local528 - local541 - 1];
|
|
@Pc(573) float local573 = vector[local528 - local541 - 3];
|
|
vector[local518 - local541 - 1] = local549 + local565;
|
|
vector[local518 - local541 - 3] = local557 + local573;
|
|
@Pc(599) float local599 = local252[local530 * k1];
|
|
@Pc(607) float local607 = local252[local530 * k1 + 1];
|
|
vector[local528 - local541 - 1] = (local549 - local565) * local599 - (local557 - local573) * local607;
|
|
vector[local528 - local541 - 3] = (local557 - local573) * local599 + (local549 - local565) * local607;
|
|
}
|
|
}
|
|
}
|
|
for (l = 1; l < n8 - 1; l++) {
|
|
k0 = local270[l];
|
|
if (l < k0) {
|
|
k1 = l * 8;
|
|
s = k0 * 8;
|
|
e = vector[k1 + 1];
|
|
vector[k1 + 1] = vector[s + 1];
|
|
vector[s + 1] = e;
|
|
e = vector[k1 + 3];
|
|
vector[k1 + 3] = vector[s + 3];
|
|
vector[s + 3] = e;
|
|
e = vector[k1 + 5];
|
|
vector[k1 + 5] = vector[s + 5];
|
|
vector[s + 5] = e;
|
|
e = vector[k1 + 7];
|
|
vector[k1 + 7] = vector[s + 7];
|
|
vector[s + 7] = e;
|
|
}
|
|
}
|
|
for (l = 0; l < n2; l++) {
|
|
vector[l] = vector[l * 2 + 1];
|
|
}
|
|
for (l = 0; l < n8; l++) {
|
|
vector[n - l * 2 - 1] = vector[l * 4];
|
|
vector[n - l * 2 - 2] = vector[l * 4 + 1];
|
|
vector[n - n4 - l * 2 - 1] = vector[l * 4 + 2];
|
|
vector[n - n4 - l * 2 - 2] = vector[l * 4 + 3];
|
|
}
|
|
for (l = 0; l < n8; l++) {
|
|
b = local264[l * 2];
|
|
c = local264[l * 2 + 1];
|
|
d = vector[n2 + l * 2];
|
|
e = vector[n2 + l * 2 + 1];
|
|
f = vector[n - l * 2 - 2];
|
|
@Pc(908) float local908 = vector[n - l * 2 - 1];
|
|
@Pc(920) float local920 = c * (d - f) + b * (e + local908);
|
|
vector[n2 + l * 2] = (d + f + local920) * 0.5F;
|
|
vector[n - l * 2 - 2] = (d + f - local920) * 0.5F;
|
|
@Pc(962) float local962 = c * (e + local908) - b * (d - f);
|
|
vector[n2 + l * 2 + 1] = (e + local962 - local908) * 0.5F;
|
|
vector[n - l * 2 - 1] = (local908 + local962 - e) * 0.5F;
|
|
}
|
|
for (l = 0; l < n4; l++) {
|
|
vector[l] = vector[l * 2 + n2] * local258[l * 2] + vector[l * 2 + n2 + 1] * local258[l * 2 + 1];
|
|
vector[n2 - l - 1] = vector[l * 2 + n2] * local258[l * 2 + 1] - vector[l * 2 + n2 + 1] * local258[l * 2];
|
|
}
|
|
for (l = 0; l < n4; l++) {
|
|
vector[n + l - n4] = -vector[l];
|
|
}
|
|
for (l = 0; l < n4; l++) {
|
|
vector[l] = vector[n4 + l];
|
|
}
|
|
for (l = 0; l < n4; l++) {
|
|
vector[n4 + l] = -vector[n4 - l - 1];
|
|
}
|
|
for (l = 0; l < n4; l++) {
|
|
vector[n2 + l] = vector[n - l - 1];
|
|
}
|
|
for (l = leftWindowStart; l < leftWindowEnd; l++) {
|
|
b = (float) Math.sin(((double) (l - leftWindowStart) + 0.5D) / (double) leftN * 0.5D * 3.141592653589793D);
|
|
VorbisSound.vector[l] *= (float) Math.sin((double) b * 1.5707963267948966D * (double) b);
|
|
}
|
|
for (l = rightWindowStart; l < rightWindowEnd; l++) {
|
|
b = (float) Math.sin(((double) (l - rightWindowStart) + 0.5D) / (double) rightN * 0.5D * 3.141592653589793D + 1.5707963267948966D);
|
|
VorbisSound.vector[l] *= (float) Math.sin((double) b * 1.5707963267948966D * (double) b);
|
|
}
|
|
}
|
|
@Pc(1228) float[] local1228 = null;
|
|
if (this.prevN > 0) {
|
|
floorNumber2 = this.prevN + n >> 2;
|
|
local1228 = new float[floorNumber2];
|
|
@Pc(1257) int local1257;
|
|
if (!this.prevNoResidue) {
|
|
for (local212 = 0; local212 < this.prevQuarter; local212++) {
|
|
local1257 = (this.prevN >> 1) + local212;
|
|
local1228[local212] += this.prevVector[local1257];
|
|
}
|
|
}
|
|
if (!noResidue) {
|
|
for (local212 = leftWindowStart; local212 < n >> 1; local212++) {
|
|
local1257 = local1228.length + local212 - (n >> 1);
|
|
local1228[local1257] += vector[local212];
|
|
}
|
|
}
|
|
}
|
|
@Pc(1301) float[] local1301 = this.prevVector;
|
|
this.prevVector = vector;
|
|
vector = local1301;
|
|
this.prevN = n;
|
|
this.prevQuarter = rightWindowEnd - (n >> 1);
|
|
this.prevNoResidue = noResidue;
|
|
return local1228;
|
|
}
|
|
}
|