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Shaobing
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Code Issues Pull Requests 1 Projects Releases Wiki Activity

添加录制功能

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chiyanzhen_branch
CYZ 2 years ago
parent 479f2e9648
commit b81662a42a
4 changed files with 130 additions and 12 deletions
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0
src/sixaunyi/.idea/sonarlint/issuestore/f/4/f4a01d6a4fcb971362ec00a83903fd3902f52164
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2
src/sixaunyi/.idea/sonarlint/issuestore/index.pb
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@ -13,8 +13,6 @@ i
9app/src/main/java/com/example/sixaunyi/FirstFragment.java,0\3\0336633037f72ee431c162e8d6cbc29d1cd6fa5d
?
settings.gradle,0\5\05efc8b1657769a27696d478ded1e95f38737233
@
app/build.gradle,f\4\f4a01d6a4fcb971362ec00a83903fd3902f52164
j
:app/src/main/java/com/example/sixaunyi/SecondFragment.java,1\2\12963d86ac5c2888cc2a9ae459de5665bc06b01f
j

1
src/sixaunyi/app/build.gradle
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@ -46,6 +46,7 @@ dependencies {
implementation 'pub.devrel:easypermissions:3.0.0'
//Material库
implementation 'com.google.android.material:material:1.6.1'
implementation 'androidx.media:media:1.3.0'
//定位功能

137
src/sixaunyi/app/src/main/java/com/example/sixaunyi/VideoActivity.java
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@ -17,7 +17,13 @@ import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.RectF;
import android.media.MediaCodec;
import android.media.MediaCodecInfo;
import android.media.MediaCodecList;
import android.media.MediaFormat;
import android.media.MediaScannerConnection;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.provider.ContactsContract;
@ -25,6 +31,7 @@ import android.util.AttributeSet;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.Surface;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AlphaAnimation;
@ -38,13 +45,18 @@ import android.widget.Toast;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.*;
import java.nio.ByteBuffer;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import android.os.Bundle;
@ -78,6 +90,7 @@ public class VideoActivity extends AppCompatActivity {
private ImageButton Setting_btn;
private ImageButton TakeOff_btn;
private ImageButton Landing_btn;
private ImageButton Record_btn;
private ToggleButton Mode_btn;
private ImageButton selfHome_btn;
private String mangle;
@ -110,6 +123,7 @@ public class VideoActivity extends AppCompatActivity {
TurnRight_btn = findViewById(R.id.rotate_right_button);
TakeOff_btn = findViewById(R.id.takeoff_button);
Mode_btn = findViewById(R.id.toggleButton2);
Record_btn = findViewById(R.id.start_record_button);
Setting_btn = findViewById(R.id.setting_button);
Setting_btn.setOnClickListener(new View.OnClickListener() {
@Override
@ -272,7 +286,6 @@ public class VideoActivity extends AppCompatActivity {
}
private void Condition_Init() throws UnknownHostException {
sendCommand("AUTO");
ReceiveHandler receiveHandler = new ReceiveHandler();
UdpReceiveThread StreamThread = new UdpReceiveThread(Recieve_IP,RECEIVE_PORT,receiveHandler);
try {
@ -294,19 +307,22 @@ public class VideoActivity extends AppCompatActivity {
}
} else {
// 执行功能1
try {
changetoAuto();
} catch (UnknownHostException e) {
throw new RuntimeException(e);
// try {
// changetoAuto();
// } catch (UnknownHostException e) {
// throw new RuntimeException(e);
// }
}
}
});
Record_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
saveVideo(bp);
}
});
}
private void changetoAuto() throws UnknownHostException {
sendCommand("AUTO");
}
private void changetoManual() throws UnknownHostException {
sendCommand("STOP");
@ -319,7 +335,10 @@ public class VideoActivity extends AppCompatActivity {
runOnUiThread(new Runnable() {
@Override
public void run() {
imgShow.setImageBitmap(bp);
int targetWidth = imgShow.getWidth();
int targetHeight = imgShow.getHeight();
Bitmap scaledBitmap = Bitmap.createScaledBitmap(bp, targetWidth, targetHeight, true);
imgShow.setImageBitmap(scaledBitmap);
}
});
}
@ -466,6 +485,106 @@ public class VideoActivity extends AppCompatActivity {
running = false;
}
}
private String findEncoderCodecName(String mimeType) {
MediaCodecList codecList = new MediaCodecList(MediaCodecList.REGULAR_CODECS);
int numCodecs = codecList.getCodecInfos().length;
for (int i = 0; i < numCodecs; i++) {
MediaCodecInfo codecInfo = MediaCodecList.getCodecInfoAt(i);
if (!codecInfo.isEncoder()) {
continue;
}
String[] types = codecInfo.getSupportedTypes();
for (String type : types) {
if (type.equalsIgnoreCase(mimeType)) {
return codecInfo.getName();
}
}
}
return null;
}
MediaCodec codec;
private void saveVideo(Bitmap videoBitmap) {
try {
String codecName = findEncoderCodecName(MediaFormat.MIMETYPE_VIDEO_AVC);
if (codecName != null) {
codec = MediaCodec.createByCodecName(codecName);
// 根据视频尺寸设置编码器参数
MediaFormat format = MediaFormat.createVideoFormat(MediaFormat.MIMETYPE_VIDEO_AVC, videoBitmap.getWidth(), videoBitmap.getHeight());
format.setInteger(MediaFormat.KEY_BIT_RATE, 2000000);
format.setInteger(MediaFormat.KEY_FRAME_RATE, 30);
format.setInteger(MediaFormat.KEY_COLOR_FORMAT, MediaCodecInfo.CodecCapabilities.COLOR_FormatSurface);
format.setInteger(MediaFormat.KEY_I_FRAME_INTERVAL, 1);
// 配置编码器并启动
codec.configure(format, null, null, MediaCodec.CONFIGURE_FLAG_ENCODE);
Surface inputSurface = codec.createInputSurface();
codec.start();
// 创建保存视频的路径和文件名
String fileName = "video_" + System.currentTimeMillis() + ".mp4";
String filePath = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES) + "/" + fileName;
File videoFile = new File(filePath);
FileOutputStream fileOutputStream = new FileOutputStream(videoFile);
BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(fileOutputStream);
// 循环编码每一帧
boolean isInputDone = false;
boolean isOutputDone = false;
while (!isOutputDone) {
if (!isInputDone) {
int index = codec.dequeueInputBuffer(10000);
if (index >= 0) {
ByteBuffer inputBuffer = codec.getInputBuffer(index);
inputBuffer.clear();
Canvas canvas = inputSurface.lockCanvas(null);
canvas.drawBitmap(videoBitmap, 0, 0, null);
inputSurface.unlockCanvasAndPost(canvas);
codec.queueInputBuffer(index, 0, 0, 0, MediaCodec.BUFFER_FLAG_END_OF_STREAM);
isInputDone = true;
}
}
MediaCodec.BufferInfo bufferInfo = new MediaCodec.BufferInfo();
int outputIndex = codec.dequeueOutputBuffer(bufferInfo, 10000);
if (outputIndex >= 0) {
ByteBuffer outputBuffer = codec.getOutputBuffer(outputIndex);
byte[] outData = new byte[bufferInfo.size];
outputBuffer.get(outData);
bufferedOutputStream.write(outData);
codec.releaseOutputBuffer(outputIndex, false);
}
if ((bufferInfo.flags & MediaCodec.BUFFER_FLAG_END_OF_STREAM) != 0) {
isOutputDone = true;
}
}
// 关闭文件流
bufferedOutputStream.flush();
bufferedOutputStream.close();
fileOutputStream.close();
// 通知媒体库更新文件
MediaScannerConnection.scanFile(this, new String[]{videoFile.getAbsolutePath()}, null, null);
Toast.makeText(this, "视频保存成功", Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(this, "无法找到支持的视频编码器", Toast.LENGTH_SHORT).show();
}
} catch (IOException e) {
e.printStackTrace();
} finally {
if (codec != null) {
codec.stop();
codec.release();
}
}
}
public void showPopup(String speedStatus,String batteryStatus,String distanceStatus) {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
LayoutInflater inflater = getLayoutInflater();

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