Android Open Source - LandscapeVideoCamera Capture Demo Fragment

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License

The source code is released under:
Apache License
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Java Source Code

/**
 * Copyright 2014 Jeroen Mols/*  w  w  w.  j a  va2 s  . c  om*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.jmolsmobile.landscapevideocapture_sample;

import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.Intent;
import android.graphics.Bitmap;
import android.media.ThumbnailUtils;
import android.net.Uri;
import android.os.Bundle;
import android.provider.MediaStore.Video.Thumbnails;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import android.widget.Spinner;
import android.widget.TextView;

import com.jmolsmobile.landscapevideocapture.VideoCaptureActivity;
import com.jmolsmobile.landscapevideocapture.configuration.CaptureConfiguration;
import com.jmolsmobile.landscapevideocapture.configuration.PredefinedCaptureConfigurations.CaptureQuality;
import com.jmolsmobile.landscapevideocapture.configuration.PredefinedCaptureConfigurations.CaptureResolution;

public class CaptureDemoFragment extends Fragment implements OnClickListener {

  private final String  KEY_STATUSMESSAGE    = "com.jmolsmobile.statusmessage";
  private final String  KEY_ADVANCEDSETTINGS  = "com.jmolsmobile.advancedsettings";
  private final String  KEY_FILENAME      = "com.jmolsmobile.outputfilename";

  private final String[]  RESOLUTION_NAMES    = new String[] { "1080p", "720p", "480p" };
  private final String[]  QUALITY_NAMES      = new String[] { "high", "medium", "low" };

  private String      statusMessage      = null;
  private String      filename        = null;

  private ImageView    thumbnailIv;
  private TextView    statusTv;
  private Spinner      resolutionSp;
  private Spinner      qualitySp;

  private RelativeLayout  advancedRl;
  private EditText    filenameEt;
  private EditText    maxDurationEt;
  private EditText    maxFilesizeEt;

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    setHasOptionsMenu(true);
    final View rootView = inflater.inflate(R.layout.fragment_main, container, false);
    final Button captureBtn = (Button) rootView.findViewById(R.id.btn_capturevideo);
    captureBtn.setOnClickListener(this);

    thumbnailIv = (ImageView) rootView.findViewById(R.id.iv_thumbnail);
    thumbnailIv.setOnClickListener(this);
    statusTv = (TextView) rootView.findViewById(R.id.tv_status);
    advancedRl = (RelativeLayout) rootView.findViewById(R.id.rl_advanced);
    filenameEt = (EditText) rootView.findViewById(R.id.et_filename);
    maxDurationEt = (EditText) rootView.findViewById(R.id.et_duration);
    maxFilesizeEt = (EditText) rootView.findViewById(R.id.et_filesize);

    if (savedInstanceState != null) {
      statusMessage = savedInstanceState.getString(KEY_STATUSMESSAGE);
      filename = savedInstanceState.getString(KEY_FILENAME);
      advancedRl.setVisibility(savedInstanceState.getInt(KEY_ADVANCEDSETTINGS));
    }

    updateStatusAndThumbnail();
    initializeSpinners(rootView);
    return rootView;
  }

  private void initializeSpinners(final View rootView) {
    final ArrayAdapter<String> adapter = new ArrayAdapter<String>(getActivity(),
        android.R.layout.simple_spinner_item, RESOLUTION_NAMES);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    resolutionSp = (Spinner) rootView.findViewById(R.id.sp_resolution);
    resolutionSp.setAdapter(adapter);

    final ArrayAdapter<String> adapter2 = new ArrayAdapter<String>(getActivity(),
        android.R.layout.simple_spinner_item, QUALITY_NAMES);
    adapter2.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    qualitySp = (Spinner) rootView.findViewById(R.id.sp_quality);
    qualitySp.setAdapter(adapter2);
  }

  @Override
  public void onSaveInstanceState(Bundle outState) {
    outState.putString(KEY_STATUSMESSAGE, statusMessage);
    outState.putString(KEY_FILENAME, filename);
    outState.putInt(KEY_ADVANCEDSETTINGS, advancedRl.getVisibility());
    super.onSaveInstanceState(outState);
  }

  @Override
  public void onClick(View v) {
    if (v.getId() == R.id.btn_capturevideo) {
      startVideoCaptureActivity();
    } else if (v.getId() == R.id.iv_thumbnail) {
      playVideo();
    }
  }

  @Override
  public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
    inflater.inflate(R.menu.capture_demo, menu);
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case R.id.menu_advanced :
                toggleAdvancedSettings();
                break;
            case R.id.menu_github:
                openGitHub();
                break;
        }
    return true;
  }

    private void toggleAdvancedSettings() {
        advancedRl.setVisibility(advancedRl.getVisibility() == View.GONE ? View.VISIBLE : View.GONE);
    }

    private void openGitHub() {
        Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(getString(R.string.github_url)));
        startActivity(browserIntent);
    }

    private void startVideoCaptureActivity() {
    final CaptureConfiguration config = createCaptureConfiguration();
    final String filename = filenameEt.getEditableText().toString();

    final Intent intent = new Intent(getActivity(), VideoCaptureActivity.class);
    intent.putExtra(VideoCaptureActivity.EXTRA_CAPTURE_CONFIGURATION, config);
    intent.putExtra(VideoCaptureActivity.EXTRA_OUTPUT_FILENAME, filename);
    startActivityForResult(intent, 101);
  }

  @Override
  public void onActivityResult(int requestCode, int resultCode, Intent data) {

    if (resultCode == Activity.RESULT_OK) {
      filename = data.getStringExtra(VideoCaptureActivity.EXTRA_OUTPUT_FILENAME);
      statusMessage = String.format(getString(R.string.status_capturesuccess), filename);
    } else if (resultCode == Activity.RESULT_CANCELED) {
      filename = null;
      statusMessage = getString(R.string.status_capturecancelled);
    } else if (resultCode == VideoCaptureActivity.RESULT_ERROR) {
      filename = null;
      statusMessage = getString(R.string.status_capturefailed);
    }
    updateStatusAndThumbnail();

    super.onActivityResult(requestCode, resultCode, data);
  }

  private void updateStatusAndThumbnail() {
    if (statusMessage == null) {
      statusMessage = getString(R.string.status_nocapture);
    }
    statusTv.setText(statusMessage);

        final Bitmap thumbnail = getThumbnail();

    if (thumbnail != null) {
      thumbnailIv.setImageBitmap(thumbnail);
    } else {
      thumbnailIv.setImageResource(R.drawable.thumbnail_placeholder);
    }
  }

    private Bitmap getThumbnail() {
        if (filename == null) return null;
        return ThumbnailUtils.createVideoThumbnail(filename, Thumbnails.FULL_SCREEN_KIND);
    }

    private CaptureConfiguration createCaptureConfiguration() {
    final CaptureResolution resolution = getResolution(resolutionSp.getSelectedItemPosition());
    final CaptureQuality quality = getQuality(qualitySp.getSelectedItemPosition());
    int fileDuration = CaptureConfiguration.NO_DURATION_LIMIT;
    try {
      fileDuration = Integer.valueOf(maxDurationEt.getEditableText().toString());
    } catch (final Exception e) {
      //NOP
    }
    int filesize = CaptureConfiguration.NO_FILESIZE_LIMIT;
    try {
      filesize = Integer.valueOf(maxFilesizeEt.getEditableText().toString());
    } catch (final Exception e2) {
      //NOP
    }
    final CaptureConfiguration config = new CaptureConfiguration(resolution, quality, fileDuration, filesize);
    return config;
  }

  private CaptureQuality getQuality(int position) {
    final CaptureQuality[] quality = new CaptureQuality[] { CaptureQuality.HIGH, CaptureQuality.MEDIUM,
        CaptureQuality.LOW };
    return quality[position];
  }

  private CaptureResolution getResolution(int position) {
    final CaptureResolution[] resolution = new CaptureResolution[] { CaptureResolution.RES_1080P,
        CaptureResolution.RES_720P, CaptureResolution.RES_480P };
    return resolution[position];
  }

  public void playVideo() {
    if (filename == null) return;

    final Intent videoIntent = new Intent(Intent.ACTION_VIEW);
    videoIntent.setDataAndType(Uri.parse(filename), "video/*");
        try {
            startActivity(videoIntent);
        } catch (ActivityNotFoundException e) {
            // NOP
        }
  }

}
Java Source Code List
