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MaddoScientisto 2026-04-22 18:41:37 +02:00
commit c227fce036
2145 changed files with 399596 additions and 58 deletions
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decompiled-libs/www/acxent-videoj-1.0.0/org/jcodec/algo/DataConvert.java Normal file
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package org.jcodec.algo;
import org.jcodec.api.NotSupportedException;
public class DataConvert {
public static int[] from16BE(byte[] b) {
int[] result = new int[b.length >> 1];
int off = 0;
for (int i = 0; i < result.length; i++)
result[i] = (b[off++] & 0xFF) << 8 | b[off++] & 0xFF;
return result;
}
public static int[] from24BE(byte[] b) {
int[] result = new int[b.length / 3];
int off = 0;
for (int i = 0; i < result.length; i++)
result[i] = (b[off++] & 0xFF) << 16 | (b[off++] & 0xFF) << 8 | b[off++] & 0xFF;
return result;
}
public static int[] from16LE(byte[] b) {
int[] result = new int[b.length >> 1];
int off = 0;
for (int i = 0; i < result.length; i++)
result[i] = b[off++] & 0xFF | (b[off++] & 0xFF) << 8;
return result;
}
public static int[] from24LE(byte[] b) {
int[] result = new int[b.length / 3];
int off = 0;
for (int i = 0; i < result.length; i++)
result[i] = b[off++] & 0xFF | (b[off++] & 0xFF) << 8 | (b[off++] & 0xFF) << 16;
return result;
}
public static byte[] to16BE(int[] ia) {
byte[] result = new byte[ia.length << 1];
int off = 0;
for (int i = 0; i < ia.length; i++) {
result[off++] = (byte)(ia[i] >> 8 & 0xFF);
result[off++] = (byte)(ia[i] & 0xFF);
}
return result;
}
public static byte[] to24BE(int[] ia) {
byte[] result = new byte[ia.length * 3];
int off = 0;
for (int i = 0; i < ia.length; i++) {
result[off++] = (byte)(ia[i] >> 16 & 0xFF);
result[off++] = (byte)(ia[i] >> 8 & 0xFF);
result[off++] = (byte)(ia[i] & 0xFF);
}
return result;
}
public static byte[] to16LE(int[] ia) {
byte[] result = new byte[ia.length << 1];
int off = 0;
for (int i = 0; i < ia.length; i++) {
result[off++] = (byte)(ia[i] & 0xFF);
result[off++] = (byte)(ia[i] >> 8 & 0xFF);
}
return result;
}
public static byte[] to24LE(int[] ia) {
byte[] result = new byte[ia.length * 3];
int off = 0;
for (int i = 0; i < ia.length; i++) {
result[off++] = (byte)(ia[i] & 0xFF);
result[off++] = (byte)(ia[i] >> 8 & 0xFF);
result[off++] = (byte)(ia[i] >> 16 & 0xFF);
}
return result;
}
public static int[] fromByte(byte[] b, int depth, boolean isBe) {
if (depth == 24) {
if (isBe)
return from24BE(b);
return from24LE(b);
}
if (depth == 16) {
if (isBe)
return from16BE(b);
return from16LE(b);
}
throw new NotSupportedException("Conversion from " + depth + "bit " + (
isBe ? "big endian" : "little endian") + " is not supported.");
}
public static byte[] toByte(int[] ia, int depth, boolean isBe) {
if (depth == 24) {
if (isBe)
return to24BE(ia);
return to24LE(ia);
}
if (depth == 16) {
if (isBe)
return to16BE(ia);
return to16LE(ia);
}
throw new NotSupportedException("Conversion to " + depth + "bit " + (isBe ? "big endian" : "little endian") + " is not supported.");
}
}