我在测试我的 android 应用程序时遇到相机错误 100,我在 StackOverflow
上找到了一些主题,但它们并没有太大帮助。我正在寻找相关的解决方案来修复错误。
我写的代码:
mrec = new MediaRecorder(); // Works well
mCamera = Camera.open();
mCamera.unlock();
mrec.setCamera(mCamera);
mrec.setVideoSource(MediaRecorder.VideoSource.CAMERA);
mrec.setAudioSource(MediaRecorder.AudioSource.MIC);
mrec.setProfile(CamcorderProfile.get(CamcorderProfile.QUALITY_HIGH));
mrec.setOutputFile("/sdcard/zzzz.3gp");
mrec.prepare();
mrec.start();
摄像头录制代码:
protected void startRecordingVideo() throws IOException
{
camera = Camera.open();
camera.unlock();
SimpleDateFormat timeStampFormat = new SimpleDateFormat(
"yyyy-MM-dd-HH.mm.ss");
String fileName = "video_" + timeStampFormat.format(new Date())
+ ".3gp";
String fileURL = "/sdcard/"+fileName;
surfaceView = (SurfaceView) findViewById(R.id.surface_camera);
surfaceHolder = surfaceView.getHolder();
surfaceHolder.addCallback(this);
surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
mrec = new MediaRecorder();
mrec.setCamera(camera);
mrec.setPreviewDisplay(surfaceHolder.getSurface());
mrec.setVideoSource(MediaRecorder.VideoSource.CAMERA);
mrec.setAudioSource(MediaRecorder.AudioSource.MIC);
mrec.setProfile(CamcorderProfile.get(CamcorderProfile.QUALITY_LOW));
mrec.setPreviewDisplay(surfaceHolder.getSurface());
mrec.setOutputFile("/sdcard/"+fileName);
mrec.prepare();
mrec.start();
}
protected void stopRecordingVideo() {
mrec.stop();
mrec.release();
camera.release();
}
private void releaseMediaRecorder(){
if (mrec != null) {
mrec.reset(); // clear recorder configuration
mrec.release(); // release the recorder object
mrec = null;
camera.lock();
}
}
private void releaseCamera(){
if (camera != null){
camera.release();
camera = null;
}
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
// TODO Auto-generated method stub
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
// TODO Auto-generated method stub
if (camera != null){
Parameters params = camera.getParameters();
camera.setParameters(params);
}
else {
Toast.makeText(getApplicationContext(), "Camera not available!", Toast.LENGTH_LONG).show();
finish();
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
releaseMediaRecorder();
camera.stopPreview();
camera.release();
}
这是 Logcat 输出:
12-27 17:52:02.788: W/IMediaDeathNotifier(21434): media server died!
12-27 17:52:02.788: W/Camera(21434): Camera server died!
12-27 17:52:02.788: W/Camera(21434): ICamera died
12-27 17:52:03.048: E/Camera(21434): Error 100
最佳答案
您需要将预览显示设置为录像机。
mrec.setPreviewDisplay(SurfaceHolder.getSurface());
预览显示中的视频数据作为录像机的输入。此外,您还需要确保录制的视频分辨率和预览分辨率相同。
关于Android 相机服务器死机和相机错误 - 100,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/8647628/