package com.anyun.h264
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import android.os.Bundle
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import android.util.Log
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import androidx.activity.ComponentActivity
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import androidx.activity.compose.setContent
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import androidx.activity.enableEdgeToEdge
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import androidx.compose.foundation.layout.*
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import androidx.compose.material3.*
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import androidx.compose.runtime.*
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.unit.dp
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import com.anyun.h264.ui.theme.MyApplicationTheme
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import java.io.File
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class MainActivity : ComponentActivity() {
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private var h264Encoder: H264Encoder? = null
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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enableEdgeToEdge()
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setContent {
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var isRunning by remember { mutableStateOf(false) }
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MyApplicationTheme {
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Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
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MainScreen(
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modifier = Modifier.padding(innerPadding),
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isRunning = isRunning,
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onStartH264Click = {
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val success = startH264Encoder()
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if (success) {
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isRunning = true
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}
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},
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onStopH264Click = {
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stopH264Encoder()
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isRunning = false
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}
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)
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}
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}
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}
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}
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override fun onDestroy() {
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super.onDestroy()
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stopH264Encoder()
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}
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private fun startH264Encoder(): Boolean {
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if (h264Encoder != null) {
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Log.w("MainActivity", "H264Encoder is already running")
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return false
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}
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try {
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// 创建编码器
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h264Encoder = H264Encoder()
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// 设置编码参数
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h264Encoder?.setEncoderParams(640, 480, 25, 2000000)
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// 设置输出文件（可选）
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val outputFile = File(getExternalFilesDir(null), "test.h264")
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h264Encoder?.setOutputFile(outputFile.absolutePath)
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h264Encoder?.setEnableFileOutput(true) // 启用文件输出
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// 设置UDP服务器地址（可选）
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h264Encoder?.setServerAddress("192.168.1.100", 8888)
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h264Encoder?.setProtocolParams("123456789012", 1)
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// 初始化并启动
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val cameraIdRange = intArrayOf(1, 2)
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val resolution = intArrayOf(640, 480)
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if (h264Encoder?.initialize(cameraIdRange, null, resolution, false) == true) {
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h264Encoder?.start()
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Log.d("MainActivity", "H264Encoder started successfully")
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Log.d("MainActivity", "Output file: ${outputFile.absolutePath}")
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return true
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} else {
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Log.e("MainActivity", "Failed to initialize H264Encoder")
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h264Encoder = null
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return false
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}
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} catch (e: Exception) {
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Log.e("MainActivity", "Failed to start H264Encoder", e)
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h264Encoder = null
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return false
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}
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}
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private fun stopH264Encoder() {
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h264Encoder?.let { encoder ->
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try {
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encoder.stop()
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Log.d("MainActivity", "H264Encoder stopped")
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} catch (e: Exception) {
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Log.e("MainActivity", "Failed to stop H264Encoder", e)
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}
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h264Encoder = null
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}
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}
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}
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@Composable
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fun MainScreen(
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modifier: Modifier = Modifier,
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isRunning: Boolean,
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onStartH264Click: () -> Unit,
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onStopH264Click: () -> Unit
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) {
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Column(
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modifier = modifier
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.fillMaxSize()
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.padding(16.dp),
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horizontalAlignment = Alignment.CenterHorizontally,
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verticalArrangement = Arrangement.Center
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) {
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Text(
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text = "H264 编码器",
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style = MaterialTheme.typography.headlineMedium
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)
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Spacer(modifier = Modifier.height(32.dp))
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Button(
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onClick = onStartH264Click,
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enabled = !isRunning,
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modifier = Modifier
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.fillMaxWidth()
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.height(56.dp)
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) {
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Text("启动 H264")
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}
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Spacer(modifier = Modifier.height(16.dp))
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Button(
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onClick = onStopH264Click,
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enabled = isRunning,
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modifier = Modifier
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.fillMaxWidth()
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.height(56.dp),
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colors = ButtonDefaults.buttonColors(
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containerColor = MaterialTheme.colorScheme.error
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)
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) {
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Text("停止 H264")
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}
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Spacer(modifier = Modifier.height(32.dp))
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if (isRunning) {
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Text(
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text = "编码器运行中...",
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style = MaterialTheme.typography.bodyMedium,
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color = MaterialTheme.colorScheme.primary
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)
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}
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}
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}
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