mirror of
https://github.com/nextcloud/android.git
synced 2024-11-28 02:17:43 +03:00
PreviewVideoActivity: convert to Kotlin
Signed-off-by: Álvaro Brey Vilas <alvaro.brey@nextcloud.com>
This commit is contained in:
Álvaro Brey Vilas
parent
329dea57a3
commit
7d89d68df6
2 changed files with 203 additions and 223 deletions
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@ -1,223 +0,0 @@
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/*
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* ownCloud Android client application
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*
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* @author David A. Velasco
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* Copyright (C) 2015 ownCloud Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.owncloud.android.ui.preview;
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import android.content.Intent;
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import android.media.MediaPlayer;
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import android.media.MediaPlayer.OnCompletionListener;
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import android.media.MediaPlayer.OnErrorListener;
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import android.media.MediaPlayer.OnPreparedListener;
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import android.net.Uri;
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import android.os.Bundle;
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import com.google.android.exoplayer2.ExoPlayer;
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import com.google.android.exoplayer2.MediaItem;
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import com.google.android.exoplayer2.ui.StyledPlayerView;
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import com.nextcloud.client.media.ErrorFormat;
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import com.owncloud.android.R;
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import com.owncloud.android.databinding.ActivityPreviewVideoBinding;
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import com.owncloud.android.datamodel.OCFile;
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import com.owncloud.android.lib.common.utils.Log_OC;
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import com.owncloud.android.ui.activity.FileActivity;
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import com.owncloud.android.utils.MimeTypeUtil;
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import androidx.annotation.NonNull;
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import androidx.appcompat.app.AlertDialog;
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/**
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* Activity implementing a basic video player.
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*
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* Used as an utility to preview video files contained in an ownCloud account.
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*
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* Currently, it always plays in landscape mode, full screen. When the playback ends,
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* the activity is finished.
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*/
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public class PreviewVideoActivity extends FileActivity implements OnCompletionListener, OnPreparedListener, OnErrorListener {
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/** Key to receive a flag signaling if the video should be started immediately */
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public static final String EXTRA_AUTOPLAY = "AUTOPLAY";
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/** Key to receive the position of the playback where the video should be put at start */
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public static final String EXTRA_START_POSITION = "START_POSITION";
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public static final String EXTRA_STREAM_URL = "STREAM_URL";
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private static final String TAG = PreviewVideoActivity.class.getSimpleName();
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private long mSavedPlaybackPosition = -1; // in the unit time handled by MediaPlayer.getCurrentPosition()
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private boolean mAutoplay; // when 'true', the playback starts immediately with the activity
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private ExoPlayer exoPlayer; // view to play the file; both performs and show the playback
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private Uri mStreamUri;
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private ActivityPreviewVideoBinding binding;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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Log_OC.v(TAG, "onCreate");
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binding = ActivityPreviewVideoBinding.inflate(getLayoutInflater());
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setContentView(binding.getRoot());
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Bundle extras = getIntent().getExtras();
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if (savedInstanceState == null && extras != null) {
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mSavedPlaybackPosition = extras.getLong(EXTRA_START_POSITION);
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mAutoplay = extras.getBoolean(EXTRA_AUTOPLAY);
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mStreamUri = (Uri) extras.get(EXTRA_STREAM_URL);
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} else if (savedInstanceState != null) {
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mSavedPlaybackPosition = savedInstanceState.getLong(EXTRA_START_POSITION);
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mAutoplay = savedInstanceState.getBoolean(EXTRA_AUTOPLAY);
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mStreamUri = (Uri) savedInstanceState.get(EXTRA_STREAM_URL);
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}
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StyledPlayerView playerView = findViewById(R.id.videoPlayer);
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exoPlayer = new ExoPlayer.Builder(this).build();
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playerView.setPlayer(exoPlayer);
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binding.getRoot().findViewById(R.id.exo_exit_fs).setOnClickListener(v -> onBackPressed());
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binding.getRoot().findViewById(R.id.exo_pause).setOnClickListener(v -> exoPlayer.pause());
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binding.getRoot().findViewById(R.id.exo_play).setOnClickListener(v -> exoPlayer.play());
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if (mSavedPlaybackPosition >= 0) {
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exoPlayer.seekTo(mSavedPlaybackPosition);
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}
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if (getSupportActionBar() != null) {
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getSupportActionBar().hide();
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}
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void onSaveInstanceState(@NonNull Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putLong(PreviewVideoActivity.EXTRA_START_POSITION, exoPlayer.getCurrentPosition());
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outState.putBoolean(PreviewVideoActivity.EXTRA_AUTOPLAY, exoPlayer.isPlaying());
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outState.putParcelable(PreviewVideoActivity.EXTRA_STREAM_URL, mStreamUri);
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}
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@Override
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public void onBackPressed() {
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Log_OC.v(TAG, "onBackPressed");
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Intent i = new Intent();
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i.putExtra(EXTRA_AUTOPLAY, exoPlayer.isPlaying());
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i.putExtra(EXTRA_START_POSITION, exoPlayer.getCurrentPosition());
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setResult(RESULT_OK, i);
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exoPlayer.stop();
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exoPlayer.release();
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super.onBackPressed();
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}
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/**
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* Called when the file is ready to be played.
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*
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* Just starts the playback.
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*
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* @param mp {@link MediaPlayer} instance performing the playback.
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*/
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@Override
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public void onPrepared(MediaPlayer mp) {
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Log_OC.v(TAG, "onPrepare");
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exoPlayer.seekTo(mSavedPlaybackPosition);
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if (mAutoplay) {
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exoPlayer.play();
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}
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}
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/**
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* Called when the file is finished playing.
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*
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* Rewinds the video
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*
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* @param mp {@link MediaPlayer} instance performing the playback.
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*/
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@Override
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public void onCompletion(MediaPlayer mp) {
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exoPlayer.seekTo(0);
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}
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/**
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* Called when an error in playback occurs.
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*
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* @param mp {@link MediaPlayer} instance performing the playback.
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* @param what Type of error
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* @param extra Extra code specific to the error
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*/
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@Override
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public boolean onError(MediaPlayer mp, int what, int extra) {
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Log_OC.e(TAG, "Error in video playback, what = " + what + ", extra = " + extra);
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String message = ErrorFormat.toString(this, what, extra);
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new AlertDialog.Builder(this)
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.setMessage(message)
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.setPositiveButton(android.R.string.VideoView_error_button,
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(dialog, whichButton) -> PreviewVideoActivity.this.onCompletion(null))
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.setCancelable(false)
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.show();
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return true;
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}
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@Override
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protected void onStart() {
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super.onStart();
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if (getAccount() != null) {
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OCFile file = getFile();
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/// Validate handled file (first image to preview)
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if (file == null) {
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throw new IllegalStateException("Instanced with a NULL OCFile");
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}
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if (!MimeTypeUtil.isVideo(file)) {
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throw new IllegalArgumentException("Non-video file passed as argument");
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}
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file = getStorageManager().getFileById(file.getFileId());
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if (file != null) {
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if (file.isDown()) {
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exoPlayer.addMediaItem(MediaItem.fromUri(file.getStorageUri()));
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} else {
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exoPlayer.addMediaItem(MediaItem.fromUri(mStreamUri));
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}
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exoPlayer.prepare();
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exoPlayer.play();
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} else {
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finish();
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}
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} else {
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finish();
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}
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}
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@Override
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protected void onStop() {
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super.onStop();
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if (exoPlayer.isPlaying()) {
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exoPlayer.pause();
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}
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}
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}
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@ -0,0 +1,203 @@
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/*
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* ownCloud Android client application
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*
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* @author David A. Velasco
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* Copyright (C) 2015 ownCloud Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.owncloud.android.ui.preview
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import android.content.DialogInterface
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import android.content.Intent
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import android.media.MediaPlayer
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import android.media.MediaPlayer.OnCompletionListener
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import android.media.MediaPlayer.OnPreparedListener
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import android.net.Uri
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import android.os.Bundle
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import android.view.View
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import androidx.appcompat.app.AlertDialog
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import com.google.android.exoplayer2.ExoPlayer
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import com.google.android.exoplayer2.MediaItem
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import com.nextcloud.client.media.ErrorFormat.toString
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import com.owncloud.android.R
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import com.owncloud.android.databinding.ActivityPreviewVideoBinding
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import com.owncloud.android.datamodel.OCFile
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import com.owncloud.android.lib.common.utils.Log_OC
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import com.owncloud.android.ui.activity.FileActivity
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import com.owncloud.android.utils.MimeTypeUtil
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/**
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* Activity implementing a basic video player.
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*
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* Used as an utility to preview video files contained in an ownCloud account.
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*
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* Currently, it always plays in landscape mode, full screen. When the playback ends,
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* the activity is finished.
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*/
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class PreviewVideoActivity : FileActivity(), OnCompletionListener, OnPreparedListener, MediaPlayer.OnErrorListener {
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private var mSavedPlaybackPosition: Long = -1 // in the unit time handled by MediaPlayer.getCurrentPosition()
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private var mAutoplay = false // when 'true', the playback starts immediately with the activity
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private var exoPlayer: ExoPlayer? = null // view to play the file; both performs and show the playback
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private var mStreamUri: Uri? = null
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private lateinit var binding: ActivityPreviewVideoBinding
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public override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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Log_OC.v(TAG, "onCreate")
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binding = ActivityPreviewVideoBinding.inflate(layoutInflater)
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setContentView(binding.root)
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val extras = intent.extras
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if (savedInstanceState == null && extras != null) {
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mSavedPlaybackPosition = extras.getLong(EXTRA_START_POSITION)
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mAutoplay = extras.getBoolean(EXTRA_AUTOPLAY)
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mStreamUri = extras[EXTRA_STREAM_URL] as Uri?
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} else if (savedInstanceState != null) {
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mSavedPlaybackPosition = savedInstanceState.getLong(EXTRA_START_POSITION)
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mAutoplay = savedInstanceState.getBoolean(EXTRA_AUTOPLAY)
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mStreamUri = savedInstanceState[EXTRA_STREAM_URL] as Uri?
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}
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exoPlayer = ExoPlayer.Builder(this).build()
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binding.videoPlayer.player = exoPlayer
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binding.root.findViewById<View>(R.id.exo_exit_fs).setOnClickListener { onBackPressed() }
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binding.root.findViewById<View>(R.id.exo_pause).setOnClickListener { exoPlayer!!.pause() }
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binding.root.findViewById<View>(R.id.exo_play).setOnClickListener { exoPlayer!!.play() }
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if (mSavedPlaybackPosition >= 0) {
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exoPlayer?.seekTo(mSavedPlaybackPosition)
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}
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supportActionBar?.hide()
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}
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/**
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* {@inheritDoc}
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*/
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public override fun onSaveInstanceState(outState: Bundle) {
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super.onSaveInstanceState(outState)
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outState.putLong(EXTRA_START_POSITION, currentPosition())
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outState.putBoolean(EXTRA_AUTOPLAY, isPlaying())
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outState.putParcelable(EXTRA_STREAM_URL, mStreamUri)
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}
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override fun onBackPressed() {
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Log_OC.v(TAG, "onBackPressed")
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val i = Intent()
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i.putExtra(EXTRA_AUTOPLAY, isPlaying())
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i.putExtra(EXTRA_START_POSITION, currentPosition())
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setResult(RESULT_OK, i)
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exoPlayer?.stop()
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exoPlayer?.release()
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super.onBackPressed()
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}
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private fun isPlaying() = exoPlayer?.isPlaying ?: false
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private fun currentPosition() = exoPlayer?.currentPosition ?: 0
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/**
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* Called when the file is ready to be played.
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*
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* Just starts the playback.
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*
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* @param mp [MediaPlayer] instance performing the playback.
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*/
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override fun onPrepared(mp: MediaPlayer) {
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Log_OC.v(TAG, "onPrepare")
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exoPlayer?.seekTo(mSavedPlaybackPosition)
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if (mAutoplay) {
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exoPlayer?.play()
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}
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}
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/**
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* Called when the file is finished playing.
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*
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* Rewinds the video
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*
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* @param mp [MediaPlayer] instance performing the playback.
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*/
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override fun onCompletion(mp: MediaPlayer?) {
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exoPlayer?.seekTo(0)
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}
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/**
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* Called when an error in playback occurs.
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*
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* @param mp [MediaPlayer] instance performing the playback.
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* @param what Type of error
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* @param extra Extra code specific to the error
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*/
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override fun onError(mp: MediaPlayer, what: Int, extra: Int): Boolean {
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Log_OC.e(TAG, "Error in video playback, what = $what, extra = $extra")
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val message = toString(this, what, extra)
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AlertDialog.Builder(this)
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.setMessage(message)
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.setPositiveButton(android.R.string.VideoView_error_button) { _: DialogInterface?, _: Int ->
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onCompletion(null)
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}
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.setCancelable(false)
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.show()
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return true
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}
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override fun onStart() {
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super.onStart()
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if (account != null) {
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require(file != null) { throw IllegalStateException("Instanced with a NULL OCFile") }
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var fileToPlay: OCFile? = file
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// / Validate handled file (first image to preview)
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require(MimeTypeUtil.isVideo(fileToPlay)) { "Non-video file passed as argument" }
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fileToPlay = storageManager.getFileById(fileToPlay!!.fileId)
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if (fileToPlay != null) {
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if (fileToPlay.isDown) {
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exoPlayer?.addMediaItem(MediaItem.fromUri(fileToPlay.storageUri))
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} else {
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exoPlayer?.addMediaItem(MediaItem.fromUri(mStreamUri!!))
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}
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exoPlayer?.prepare()
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exoPlayer?.play()
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} else {
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finish()
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}
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} else {
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finish()
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}
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}
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override fun onStop() {
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super.onStop()
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if (exoPlayer?.isPlaying == true) {
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exoPlayer?.pause()
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}
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}
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companion object {
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/** Key to receive a flag signaling if the video should be started immediately */
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const val EXTRA_AUTOPLAY = "AUTOPLAY"
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/** Key to receive the position of the playback where the video should be put at start */
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const val EXTRA_START_POSITION = "START_POSITION"
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const val EXTRA_STREAM_URL = "STREAM_URL"
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private val TAG = PreviewVideoActivity::class.java.simpleName
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}
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}
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