From 2351ee9d82136621690291f310fa6c4980d23c49 Mon Sep 17 00:00:00 2001
From: Dana <Dana_Lee1016@126.com>
Date: 星期日, 30 十一月 2025 11:26:13 +0800
Subject: [PATCH] 1.byteutil 工具类，好打印字节数组 2.关闭h264文件写入
---
app/src/main/java/com/anyun/h264/MainActivity.kt | 2
app/src/main/java/com/anyun/h264/util/BytesUtils.java | 212 +++++++++++++++++++++++++++++++++++++++++++++++++++++
app/src/main/java/com/anyun/h264/JT1076TcpClient.java | 5 +
3 files changed, 217 insertions(+), 2 deletions(-)
diff --git a/app/src/main/java/com/anyun/h264/JT1076TcpClient.java b/app/src/main/java/com/anyun/h264/JT1076TcpClient.java
index 58747ce..ca08e42 100644
--- a/app/src/main/java/com/anyun/h264/JT1076TcpClient.java
+++ b/app/src/main/java/com/anyun/h264/JT1076TcpClient.java
@@ -2,6 +2,8 @@
import android.util.Log;
+import com.anyun.h264.util.BytesUtils;
+
import io.netty.bootstrap.Bootstrap;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
@@ -140,7 +142,8 @@
try {
// 灏嗗瓧鑺傛暟缁勫寘瑁呬负ByteBuf
ByteBuf buffer = Unpooled.wrappedBuffer(packet);
-
+ String str = BytesUtils.bytesToHexString( BytesUtils.subArray(buffer.array(),0,30));
+ Log.i(TAG, "Send TCP packet:"+ str);
// 寮傛鍐欏叆
ChannelFuture future = channel.writeAndFlush(buffer);
diff --git a/app/src/main/java/com/anyun/h264/MainActivity.kt b/app/src/main/java/com/anyun/h264/MainActivity.kt
index a8cd0a3..5d8e884 100644
--- a/app/src/main/java/com/anyun/h264/MainActivity.kt
+++ b/app/src/main/java/com/anyun/h264/MainActivity.kt
@@ -66,7 +66,7 @@
// 璁剧疆杈撳嚭鏂囦欢锛堝彲閫夛級
val outputFile = File(getExternalFilesDir(null), "test.h264")
h264Encoder?.setOutputFile(outputFile.absolutePath)
- h264Encoder?.setEnableFileOutput(true) // 鍚敤鏂囦欢杈撳嚭
+ h264Encoder?.setEnableFileOutput(false) // 鍚敤鏂囦欢杈撳嚭
// 璁剧疆UDP鏈嶅姟鍣ㄥ湴鍧�锛堝彲閫夛級
h264Encoder?.setServerAddress("58.48.93.67", 11935)
diff --git a/app/src/main/java/com/anyun/h264/util/BytesUtils.java b/app/src/main/java/com/anyun/h264/util/BytesUtils.java
new file mode 100644
index 0000000..9a0eda1
--- /dev/null
+++ b/app/src/main/java/com/anyun/h264/util/BytesUtils.java
@@ -0,0 +1,212 @@
+package com.anyun.h264.util;
+
+import java.lang.reflect.Array;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Stream;
+
+public final class BytesUtils {
+ public static String bytesToHexString(byte[] src,int len){
+ return bytesToHexString(src,0,len);
+ }
+ public static String bytesToHexString(byte[] src){
+ return bytesToHexString(src,0,src.length);
+ }
+ public static String byteToHexString(byte b)
+ {
+ int v = b & 0xFF;
+ return Integer.toHexString(v);
+ }
+
+ public static float bytesToFloat(byte[] src, int start, int len) {
+ ByteBuffer buffer = ByteBuffer.wrap(src, start, len);
+ return buffer.getFloat();
+ }
+
+ public static String bytesToHexString(byte[] src,int start,int len){
+ StringBuilder stringBuilder = new StringBuilder("");
+ if (src == null || src.length <= 0) {
+ return null;
+ }
+ for (int i = start; i < start + len; i++) {
+ int v = src[i] & 0xFF;
+ String hv = Integer.toHexString(v);
+ if (hv.length() < 2) {
+ stringBuilder.append(0);
+ }
+ stringBuilder.append(hv);
+ }
+ return stringBuilder.toString().toUpperCase();
+ }
+ public static byte[] hexStringToBytes(String hexString) {
+ if (hexString == null || hexString.equals("")) {
+ return null;
+ }
+ hexString = hexString.toUpperCase();
+ int length = hexString.length() / 2;
+ char[] hexChars = hexString.toCharArray();
+ byte[] d = new byte[length];
+ for (int i = 0; i < length; i++) {
+ int pos = i * 2;
+ d[i] = (byte) (charToByte(hexChars[pos]) << 4 | charToByte(hexChars[pos + 1]));
+ }
+ return d;
+ }
+ private static byte charToByte(char c) {
+ return (byte) "0123456789ABCDEF".indexOf(c);
+ }
+
+ public static byte xor(byte[] bytes,int start,int size)
+ {
+ if (bytes.length < size)
+ {
+ throw new RuntimeException("璁＄畻xor鐨勬椂鍊檚ize涓嶈冻");
+ }
+ int s1 = bytes[start];
+ for (int i = start + 1; i < size; i++)
+ {
+ s1 = s1 ^ bytes[i];
+ }
+ return (byte)s1;
+ }
+
+ public static int ccitt(byte[] data, int start, int size) {
+ final int []table = {0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5,
+ 0x60c6, 0x70e7, 0x8108, 0x9129, 0xa14a, 0xb16b,
+ 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef, 0x1231, 0x0210,
+ 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
+ 0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c,
+ 0xf3ff, 0xe3de, 0x2462, 0x3443, 0x0420, 0x1401,
+ 0x64e6, 0x74c7, 0x44a4, 0x5485, 0xa56a, 0xb54b,
+ 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d,
+ 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6,
+ 0x5695, 0x46b4, 0xb75b, 0xa77a, 0x9719, 0x8738,
+ 0xf7df, 0xe7fe, 0xd79d, 0xc7bc, 0x48c4, 0x58e5,
+ 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823,
+ 0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969,
+ 0xa90a, 0xb92b, 0x5af5, 0x4ad4, 0x7ab7, 0x6a96,
+ 0x1a71, 0x0a50, 0x3a33, 0x2a12, 0xdbfd, 0xcbdc,
+ 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a,
+ 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03,
+ 0x0c60, 0x1c41, 0xedae, 0xfd8f, 0xcdec, 0xddcd,
+ 0xad2a, 0xbd0b, 0x8d68, 0x9d49, 0x7e97, 0x6eb6,
+ 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70,
+ 0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a,
+ 0x9f59, 0x8f78, 0x9188, 0x81a9, 0xb1ca, 0xa1eb,
+ 0xd10c, 0xc12d, 0xf14e, 0xe16f, 0x1080, 0x00a1,
+ 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067,
+ 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c,
+ 0xe37f, 0xf35e, 0x02b1, 0x1290, 0x22f3, 0x32d2,
+ 0x4235, 0x5214, 0x6277, 0x7256, 0xb5ea, 0xa5cb,
+ 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d,
+ 0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447,
+ 0x5424, 0x4405, 0xa7db, 0xb7fa, 0x8799, 0x97b8,
+ 0xe75f, 0xf77e, 0xc71d, 0xd73c, 0x26d3, 0x36f2,
+ 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634,
+ 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9,
+ 0xb98a, 0xa9ab, 0x5844, 0x4865, 0x7806, 0x6827,
+ 0x18c0, 0x08e1, 0x3882, 0x28a3, 0xcb7d, 0xdb5c,
+ 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a,
+ 0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0,
+ 0x2ab3, 0x3a92, 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d,
+ 0xbdaa, 0xad8b, 0x9de8, 0x8dc9, 0x7c26, 0x6c07,
+ 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1,
+ 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba,
+ 0x8fd9, 0x9ff8, 0x6e17, 0x7e36, 0x4e55, 0x5e74,
+ 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0};
+ int crc = 0;
+ int finall = 0;
+
+ for (int i = start; i < start + size; i++) {
+ int temp = (data[i] ^ (crc >> 8)) & 0xff;
+ crc = table[temp] ^ (crc << 8);
+ }
+
+ return crc ^ finall;
+ }
+
+ public static byte xor(byte[] bytes)
+ {
+ return xor(bytes,0,bytes.length);
+ }
+ public static String toHexString(byte b)
+ {
+ String hex = Integer.toHexString(b&0xff).toUpperCase();
+ if(hex.length()==1)
+ {
+ return "0"+hex;
+ }
+ return hex;
+ }
+
+ public static int Sum(byte[] bytes)
+ {
+ int sum = 0;
+ for(byte b:bytes)
+ {
+ sum+=b;
+ }
+ return sum;
+ }
+
+ public static boolean isAllZero(byte[] bytes)
+ {
+ for (byte b:bytes) {
+ if (b != 0) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ public static int getInt32(byte[] bytes,int start){
+ int result = 0;
+ int a = (bytes[0+start] & 0xff) << 24;
+ int b = (bytes[1+start] & 0xff) << 16;
+ int c = (bytes[2+start] & 0xff) << 8;
+ int d = (bytes[3+start] & 0xff);
+ result = a | b | c | d;
+ return result;
+ }
+
+ public static byte[] subArray(byte[] array,int start,int len)
+ {
+ byte[] result = new byte[len];
+ System.arraycopy(array,start,result,0,len);
+ return result;
+ }
+
+ private static int findPos(byte[] array,byte find,int start)
+ {
+ for(int i=start;i<array.length;i++)
+ {
+ if(array[i]==find) return i;
+ }
+ return -1;
+ }
+
+ public static List<byte[]> splitArray(byte[] bytes, byte spliter)
+ {
+ ArrayList<byte[]> list = new ArrayList();
+ int start = 0;
+ while (true) {
+ int pos = findPos(bytes, spliter,start);
+ if(pos>=0)
+ {
+ byte[] findbytes = subArray(bytes,start,pos - start);
+ list.add(findbytes);
+ start = pos + 1;
+ }
+ else
+ {
+ break;
+ }
+ }
+ //娣诲姞鏈�鍚庝竴涓暟缁�
+ byte[] findbytes = subArray(bytes,start,bytes.length - start);
+ list.add(findbytes);
+ return list;
+ }
+}
--
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