问题
I want to record video like snapchat, I'm trying to create Record button like this
and also record video when user long press on button and stop recording when user leave it so how can i built it? Please guyz help me!!!
回答1:
private static final int MIN_CLICK_DURATION = 600;
private long startClickTime;
private boolean longClickActive;
private boolean recording, pause = false;
private long elapsed;
private long remaningSecs = 0;
private long elapsedSecs = 0;
private Timer timer;
try {
your_button.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
final long INTERVAL = 1000;
final long TIMEOUT = 10000;
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
Log.i("ACTION_DOWN", "ACTION_DOWN::" + pause + " " + recording);
if (longClickActive == false) {
longClickActive = true;
startClickTime = Calendar.getInstance().getTimeInMillis();
}
break;
case MotionEvent.ACTION_MOVE:
if (longClickActive == true) {
long clickDuration = Calendar.getInstance().getTimeInMillis() - startClickTime;
if (clickDuration >= MIN_CLICK_DURATION) {
longClickActive = false;
if (pause && !recording) {
pause = false;
if (!prepareMediaRecorder()) {
Log.e("Fail to prapare","");
finish();
}
// work on UiThread for better performance
runOnUiThread(new Runnable() {
public void run() {
try {
mediaRecorder.start();
} catch (final Exception ex) {
// Log.i("---","Exception in thread");
}
}
});
recording = true;
TimerTask task = new TimerTask() {
@Override
public void run() {
remaningSecs -= INTERVAL;
if (remaningSecs == 0) {
this.cancel();
try {
runOnUiThread(new Runnable() {
@Override
public void run() {
recording = false;
// TODO Auto-generated method stub
releaseMediaRecorder(); // release the MediaRecorder object
prgrsBar.setProgress(0);
Log.e("Video captured!","");
}
});
} catch (Exception e) {
e.printStackTrace();
}
return;
}
elapsedSecs = remaningSecs;
prgrsBar.setProgress((int) (elapsedSecs / 1000));
Log.i(TAG, "Milli::" + (remaningSecs / 1000));
}
};
timer = new Timer();
timer.scheduleAtFixedRate(task, INTERVAL, INTERVAL);
} else {
if (!prepareMediaRecorder()) {
Log.e("Fail in prepare MediaRecorder","");
}
// work on UiThread for better performance
runOnUiThread(new Runnable() {
public void run() {
try {
mediaRecorder.start();
} catch (final Exception ex) {
// Log.i("---","Exception in thread");
}
}
});
recording = true;
TimerTask task = new TimerTask() {
@Override
public void run() {
elapsed += INTERVAL;
if (elapsed == 11000) {
this.cancel();
try {
runOnUiThread(new Runnable() {
@Override
public void run() {
recording = false;
// TODO Auto-generated method stub
// mediaRecorder.stop(); // stop the recording
releaseMediaRecorder(); // release the MediaRecorder object
prgrsBar.setProgress(0);
Log.e("Video captured!","");
}
});
} catch (Exception e) {
e.printStackTrace();
}
return;
}
elapsedSecs = 10000 - elapsed;
prgrsBar.setProgress((int) (elapsedSecs / 1000));
Log.i(TAG, "Milli::" + (elapsedSecs / 1000));
remaningSecs = elapsedSecs;
remaningSecs = Math.round(remaningSecs);
elapsedSecs = Math.round(elapsedSecs);
}
};
timer = new Timer();
timer.scheduleAtFixedRate(task, INTERVAL, INTERVAL);
}
}
}
break;
case MotionEvent.ACTION_UP:
Log.i("ACTION_UP", "ACTION_UP::" + recording);
longClickActive = false;
if (recording) {
// stop recording and release camera
prgrsBar.setProgress((int) (elapsedSecs / 1000));
timer.cancel();
pause = true;
recording = false;
remaningSecs = remaningSecs + 1000;
releaseMediaRecorder(); // release the MediaRecorder object
}
break;
}
return true;
}
});
} catch (Exception e) {
// TODO: handle exception
e.printStackTrace();
}
// If applicable to you otherwise use your methods to release and prepare
private void releaseMediaRecorder() {
try {
if (mediaRecorder != null) {
mediaRecorder.stop();
mediaRecorder.reset(); // clear recorder configuration
mediaRecorder.release(); // release the recorder object
mediaRecorder = null;
mCamera.lock(); // lock camera for later use
}
} catch (RuntimeException stopException) {
//handle cleanup here
}
}
private boolean prepareMediaRecorder() {
mCamera.unlock();
mediaRecorder = new MediaRecorder();
mediaRecorder.setCamera(mCamera);
mediaRecorder.setAudioSource(MediaRecorder.AudioSource.CAMCORDER);
mediaRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA);
// mediaRecorder.setProfile(CamcorderProfile
// .get(CamcorderProfile.QUALITY_480P));
mediaRecorder.setProfile(CamcorderProfile.get(1, CamcorderProfile.QUALITY_HIGH));
mediaRecorder.setOutputFile(strRecordedVideoPath);
mediaRecorder.setMaxDuration(10000); // Set max duration 10 sec.
mediaRecorder.setMaxFileSize(50000000); // Set max file size 50M
try {
mediaRecorder.prepare();
} catch (IllegalStateException e) {
releaseMediaRecorder();
return false;
} catch (IOException e) {
releaseMediaRecorder();
return false;
}
return true;
}
来源：https://stackoverflow.com/questions/38199637/recording-button-like-snapchat