Android Open Source - google-media-framework-android Widevine Test Media Drm Callback

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The source code is released under:

Apache License

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Java Source Code

/**
 Copyright 2014 Google Inc. All rights reserved.
//from  ww  w. j  a  va2 s  .  co m
 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.
 */

/**
 * This file has been taken from the ExoPlayer demo project with minor modifications.
 * https://github.com/google/ExoPlayer/
 */

package com.google.android.libraries.mediaframework.exoplayerextensions;

import android.annotation.TargetApi;
import android.media.MediaDrm.KeyRequest;
import android.media.MediaDrm.ProvisionRequest;
import android.text.TextUtils;

import com.google.android.exoplayer.drm.MediaDrmCallback;

import org.apache.http.client.ClientProtocolException;

import java.io.IOException;
import java.util.UUID;

/**
 * A {@link MediaDrmCallback} for Widevine test content.
 */
@TargetApi(18)
public class WidevineTestMediaDrmCallback implements MediaDrmCallback {

  /**
   * The URL of the Widevine GTS.
   */
  private static final String WIDEVINE_GTS_DEFAULT_BASE_URI =
      "http://wv-staging-proxy.appspot.com/proxy?provider=YouTube&video_id=";

  /**
   * The default Widevine GTS URL concatenated with the video ID.
   */
  private final String defaultUri;

  /**
   * @param videoId The ID of the video to be played.
   */
  public WidevineTestMediaDrmCallback(String videoId) {
    defaultUri = WIDEVINE_GTS_DEFAULT_BASE_URI + videoId;
  }

  @Override
  public byte[] executeProvisionRequest(UUID uuid, ProvisionRequest request)
      throws ClientProtocolException, IOException {
    String url = request.getDefaultUrl() + "&signedRequest=" + new String(request.getData());
    return ExoplayerUtil.executePost(url, null, null);
  }

  @Override
  public byte[] executeKeyRequest(UUID uuid, KeyRequest request) throws IOException {
    String url = request.getDefaultUrl();
    if (TextUtils.isEmpty(url)) {
      url = defaultUri;
    }
    return ExoplayerUtil.executePost(url, request.getData(), null);
  }

}

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