实例介绍
【实例简介】vlc-android播放网络视频成功
【实例截图】
【实例截图】
package com.lau.vlcdemo;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.Locale;
import org.videolan.vlc.EventManager;
import org.videolan.vlc.LibVLC;
import org.videolan.vlc.LibVlcException;
import org.videolan.vlc.Util;
import org.videolan.vlc.WeakHandler;
import android.app.Activity;
import android.content.res.Configuration;
import android.graphics.ImageFormat;
import android.graphics.PixelFormat;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.SurfaceHolder;
import android.view.SurfaceHolder.Callback;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnSystemUiVisibilityChangeListener;
import android.view.ViewGroup.LayoutParams;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;
import android.widget.TextView;
//import android.widget.AdapterView;
//import android.widget.AdapterView.OnItemSelectedListener;
//import android.widget.ArrayAdapter;
public class VideoPlayerActivity extends Activity implements
SurfaceHolder.Callback, OnClickListener {
public final static String TAG = "DEBUG/VideoPlayerActivity";
private SurfaceHolder surfaceHolder = null;
private LibVLC mLibVLC = null;
private int mVideoHeight;
private int mVideoWidth;
private int mSarDen;
private int mSarNum;
private int mUiVisibility = -1;
private static final int SURFACE_SIZE = 3;
private static final int SURFACE_BEST_FIT = 0;
private static final int SURFACE_FIT_HORIZONTAL = 1;
private static final int SURFACE_FIT_VERTICAL = 2;
private static final int SURFACE_FILL = 3;
private static final int SURFACE_16_9 = 4;
private static final int SURFACE_4_3 = 5;
private static final int SURFACE_ORIGINAL = 6;
private int mCurrentSize = SURFACE_BEST_FIT;
//private String[] mAudioTracks;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.video_player);
setupView();
if(Util.isICSOrLater())
getWindow()
.getDecorView()
.findViewById(android.R.id.content)
.setOnSystemUiVisibilityChangeListener(
new OnSystemUiVisibilityChangeListener() {
@Override
public void onSystemUiVisibilityChange(
int visibility) {
if (visibility == mUiVisibility)
return;
setSurfaceSize(mVideoWidth, mVideoHeight,
mSarNum, mSarDen);
if (visibility == View.SYSTEM_UI_FLAG_VISIBLE) {
Log.d(TAG, "onSystemUiVisibilityChange");
}
mUiVisibility = visibility;
}
});
try {
mLibVLC = LibVLC.getInstance();
if (mLibVLC != null) {
String path = getIntent().getStringExtra("path");
// String pathUri = LibVLC.getInstance().nativeToURI(path);
String pathUri="rtsp://122.192.35.80:554/live/tv14";
//String pathUri = "rtsp://218.204.223.237:554/live/1/66251FC11353191F/e7ooqwcfbqjoo80j.sdp";
mLibVLC.readMedia(pathUri, false);
handler.sendEmptyMessageDelayed(0, 1000);
}
} catch (LibVlcException e) {
e.printStackTrace();
}
}
@Override
public void onClick(View v) {
// if (v.getId() == btnBackward.getId()) {
//
// } else if (v.getId() == btnPlayPause.getId()) {
// if (mLibVLC.isPlaying()) {
// mLibVLC.pause();
// btnPlayPause.setImageResource(R.drawable.ic_play_selector);
// } else {
// mLibVLC.play();
// btnPlayPause.setImageResource(R.drawable.ic_pause_selector);
// }
// }
// else if (v.getId() == btnForward.getId()) {
// }
if (v.getId() == btnSize.getId()) {
if (mCurrentSize < SURFACE_ORIGINAL) {
mCurrentSize ;
} else {
mCurrentSize = 0;
}
changeSurfaceSize();
}
}
private SurfaceView surfaceView = null;
private FrameLayout mLayout;
private TextView mTextTitle;
private TextView mTextTime;
private TextView mTextLength;
private ImageView btnPlayPause;
private ImageView btnSize;
private SeekBar mSeekBar;
private TextView mTextShowInfo;
//private Spinner mAudioTrackSpinner;
private void setupView() {
surfaceView = (SurfaceView) findViewById(R.id.main_surface);
surfaceHolder = surfaceView.getHolder();
surfaceHolder.setFormat(PixelFormat.RGBX_8888);
surfaceHolder.addCallback(this);
mLayout = (FrameLayout) findViewById(R.id.video_player_overlay);
mTextTitle = (TextView) findViewById(R.id.video_player_title);
btnPlayPause = (ImageView) findViewById(R.id.video_player_playpause);
btnSize = (ImageView) findViewById(R.id.video_player_size);
mTextTime = (TextView) findViewById(R.id.video_player_time);
mTextLength = (TextView) findViewById(R.id.video_player_length);
mSeekBar = (SeekBar) findViewById(R.id.video_player_seekbar);
mTextShowInfo = (TextView) findViewById(R.id.video_player_showinfo);
mSeekBar.setOnSeekBarChangeListener(seekBarChangeListener);
btnPlayPause.setOnClickListener(this);
btnSize.setOnClickListener(this);
mTextTitle.setText(getIntent().getStringExtra("name"));
}
private Handler handler = new Handler() {
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
// if (mAudioTracks == null) {
// mAudioTracks = mLibVLC.getAudioTrackDescription();
// if (mAudioTracks != null && mAudioTracks.length > 1) {
// for (int i = 0; i < mAudioTracks.length; i ) {
// Log.d(TAG, mAudioTracks[i]);
// }
// ArrayAdapter<String> adapter = new ArrayAdapter<String>(
// getApplicationContext(),
// android.R.layout.simple_spinner_item, mAudioTracks);
// mAudioTrackSpinner.setAdapter(adapter);
// int curr = mLibVLC.getAudioTrack() - 1;
// mAudioTrackSpinner.setSelection(curr);
// mAudioTrackSpinner
// .setOnItemSelectedListener(new OnItemSelectedListener() {
// @Override
// public void onItemSelected(
// AdapterView<?> parent, View view,
// int position, long id) {
// mLibVLC.setAudioTrack(position 1);
// }
//
// @Override
// public void onNothingSelected(
// AdapterView<?> parent) {
// }
// });
// mAudioTrackSpinner.setEnabled(true);
// }
// }
int time = (int) mLibVLC.getTime();
int length = (int) mLibVLC.getLength();
// Log.d(TAG, "handleMessage length: " length "; time: "
// time);
mSeekBar.setMax(length);
mSeekBar.setProgress(time);
showVideoTime(time, length);
handler.sendEmptyMessageDelayed(0, 1000);
}
};
private void showVideoTime(int t, int l) {
mTextTime.setText(millisToString(t));
mTextLength.setText(millisToString(l));
}
private OnSeekBarChangeListener seekBarChangeListener = new OnSeekBarChangeListener() {
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
}
@Override
public void onProgressChanged(SeekBar seekBar, int progress,
boolean fromUser) {
if (fromUser) {
if (mLibVLC != null) {
if (!mLibVLC.isPlaying()) {
mLibVLC.play();
}
mLibVLC.setTime(progress);
}
}
}
};
@Override
public void onConfigurationChanged(Configuration newConfig) {
setSurfaceSize(mVideoWidth, mVideoHeight, mSarNum, mSarDen);
super.onConfigurationChanged(newConfig);
}
public void setSurfaceSize(int width, int height, int sar_num, int sar_den) {
// store video size
mVideoHeight = height;
mVideoWidth = width;
mSarNum = sar_num;
mSarDen = sar_den;
Message msg = mHandler.obtainMessage(SURFACE_SIZE);
mHandler.sendMessage(msg);
}
// public void setSurfaceSize(int width, int height) {
// // store video size
// mVideoHeight = height;
// mVideoWidth = width;
// Message msg = mHandler.obtainMessage(SURFACE_SIZE);
// mHandler.sendMessage(msg);
// }
private final Handler mHandler = new VideoPlayerHandler(this);
private static class VideoPlayerHandler extends
WeakHandler<VideoPlayerActivity> {
public VideoPlayerHandler(VideoPlayerActivity owner) {
super(owner);
}
@Override
public void handleMessage(Message msg) {
VideoPlayerActivity activity = getOwner();
if (activity == null) // WeakReference could be GC'ed early
return;
switch (msg.what) {
case SURFACE_SIZE:
activity.changeSurfaceSize();
break;
}
}
};
private void changeSurfaceSize() {
// get screen size
int dw = getWindow().getDecorView().getWidth();
int dh = getWindow().getDecorView().getHeight();
// getWindow().getDecorView() doesn't always take orientation into
// account, we have to correct the values
boolean isPortrait = getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT;
if (dw > dh && isPortrait || dw < dh && !isPortrait) {
int d = dw;
dw = dh;
dh = d;
}
if (dw * dh == 0)
return;
// compute the aspect ratio
double ar, vw;
double density = (double) mSarNum / (double) mSarDen;
if (density == 1.0) {
/* No indication about the density, assuming 1:1 */
vw = mVideoWidth;
ar = (double) mVideoWidth / (double) mVideoHeight;
} else {
/* Use the specified aspect ratio */
vw = mVideoWidth * density;
ar = vw / mVideoHeight;
}
// compute the display aspect ratio
double dar = (double) dw / (double) dh;
// // calculate aspect ratio
// double ar = (double) mVideoWidth / (double) mVideoHeight;
// // calculate display aspect ratio
// double dar = (double) dw / (double) dh;
switch (mCurrentSize) {
case SURFACE_BEST_FIT:
mTextShowInfo.setText(R.string.video_player_best_fit);
if (dar < ar)
dh = (int) (dw / ar);
else
dw = (int) (dh * ar);
break;
case SURFACE_FIT_HORIZONTAL:
mTextShowInfo.setText(R.string.video_player_fit_horizontal);
dh = (int) (dw / ar);
break;
case SURFACE_FIT_VERTICAL:
mTextShowInfo.setText(R.string.video_player_fit_vertical);
dw = (int) (dh * ar);
break;
case SURFACE_FILL:
break;
case SURFACE_16_9:
mTextShowInfo.setText(R.string.video_player_16x9);
ar = 16.0 / 9.0;
if (dar < ar)
dh = (int) (dw / ar);
else
dw = (int) (dh * ar);
break;
case SURFACE_4_3:
mTextShowInfo.setText(R.string.video_player_4x3);
ar = 4.0 / 3.0;
if (dar < ar)
dh = (int) (dw / ar);
else
dw = (int) (dh * ar);
break;
case SURFACE_ORIGINAL:
mTextShowInfo.setText(R.string.video_player_original);
dh = mVideoHeight;
dw = mVideoWidth;
break;
}
surfaceHolder.setFixedSize(mVideoWidth, mVideoHeight);
LayoutParams lp = surfaceView.getLayoutParams();
lp.width = dw;
lp.height = dh;
surfaceView.setLayoutParams(lp);
surfaceView.invalidate();
}
private final SurfaceHolder.Callback mSurfaceCallback = new Callback() {
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
if (format == PixelFormat.RGBX_8888)
Log.d(TAG, "Pixel format is RGBX_8888");
else if (format == ImageFormat.YV12)
Log.d(TAG, "Pixel format is YV12");
else
Log.d(TAG, "Pixel format is other/unknown");
mLibVLC.attachSurface(holder.getSurface(),
VideoPlayerActivity.this, width, height);
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
mLibVLC.detachSurface();
}
};
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
mLibVLC.attachSurface(holder.getSurface(), VideoPlayerActivity.this,
width, height);
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
mLibVLC.detachSurface();
}
private final Handler eventHandler = new VideoPlayerEventHandler(this);
private static class VideoPlayerEventHandler extends
WeakHandler<VideoPlayerActivity> {
public VideoPlayerEventHandler(VideoPlayerActivity owner) {
super(owner);
}
@Override
public void handleMessage(Message msg) {
VideoPlayerActivity activity = getOwner();
if (activity == null)
return;
switch (msg.getData().getInt("event")) {
case EventManager.MediaPlayerPlaying:
Log.i(TAG, "MediaPlayerPlaying");
break;
case EventManager.MediaPlayerPaused:
Log.i(TAG, "MediaPlayerPaused");
break;
case EventManager.MediaPlayerStopped:
Log.i(TAG, "MediaPlayerStopped");
break;
case EventManager.MediaPlayerEndReached:
Log.i(TAG, "MediaPlayerEndReached");
activity.finish();
break;
case EventManager.MediaPlayerVout:
activity.finish();
break;
default:
Log.e(TAG, "Event not handled");
break;
}
// activity.updateOverlayPausePlay();
}
}
@Override
protected void onDestroy() {
if (mLibVLC != null) {
mLibVLC.stop();
}
EventManager em = EventManager.getInstance();
em.removeHandler(eventHandler);
super.onDestroy();
};
/**
* Convert time to a string
*
* @param millis
* e.g.time/length from file
* @return formated string (hh:)mm:ss
*/
public static String millisToString(long millis) {
boolean negative = millis < 0;
millis = java.lang.Math.abs(millis);
millis /= 1000;
int sec = (int) (millis % 60);
millis /= 60;
int min = (int) (millis % 60);
millis /= 60;
int hours = (int) millis;
String time;
DecimalFormat format = (DecimalFormat) NumberFormat
.getInstance(Locale.US);
format.applyPattern("00");
if (millis > 0) {
time = (negative ? "-" : "") hours ":" format.format(min)
":" format.format(sec);
} else {
time = (negative ? "-" : "") min ":" format.format(sec);
}
return time;
}
}
【核心代码】
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