/*
* Copyright (c) 2013 Google Inc.
*
* 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.google.api.services.samples.youtube.cmdline.data;
import com.google.api.client.auth.oauth2.Credential;
import com.google.api.client.googleapis.json.GoogleJsonResponseException;
import com.google.api.client.googleapis.media.MediaHttpUploader;
import com.google.api.client.googleapis.media.MediaHttpUploaderProgressListener;
import com.google.api.client.http.InputStreamContent;
import com.google.api.services.samples.youtube.cmdline.Auth;
import com.google.api.services.youtube.YouTube;
import com.google.api.services.youtube.YouTube.Thumbnails.Set;
import com.google.api.services.youtube.model.ThumbnailSetResponse;
import com.google.common.collect.Lists;
import java.io.*;
import java.util.List;
/**
* This sample uses MediaHttpUploader to upload an image and then calls the
* API's youtube.thumbnails.set method to set the image as the custom thumbnail
* for a video.
*
* @author Ibrahim Ulukaya
*/
public class UploadThumbnail {
/**
* Define a global instance of a Youtube object, which will be used
* to make YouTube Data API requests.
*/
private static YouTube youtube;
/**
* Define a global variable that specifies the MIME type of the image
* being uploaded.
*/
private static final String IMAGE_FILE_FORMAT = "image/png";
/**
* Prompt the user to specify a video ID and the path for a thumbnail
* image. Then call the API to set the image as the thumbnail for the video.
*
* @param args command line args (not used).
*/
public static void main(String[] args) {
// This OAuth 2.0 access scope allows for full read/write access to the
// authenticated user's account.
List<String> scopes = Lists.newArrayList("https://www.googleapis.com/auth/youtube");
try {
// Authorize the request.
Credential credential = Auth.authorize(scopes, "uploadthumbnail");
// This object is used to make YouTube Data API requests.
youtube = new YouTube.Builder(Auth.HTTP_TRANSPORT, Auth.JSON_FACTORY, credential).setApplicationName(
"youtube-cmdline-uploadthumbnail-sample").build();
// Prompt the user to enter the video ID of the video being updated.
String videoId = getVideoIdFromUser();
System.out.println("You chose " + videoId + " to upload a thumbnail.");
// Prompt the user to specify the location of the thumbnail image.
File imageFile = getImageFromUser();
System.out.println("You chose " + imageFile + " to upload.");
// Create an object that contains the thumbnail image file's
// contents.
InputStreamContent mediaContent = new InputStreamContent(
IMAGE_FILE_FORMAT, new BufferedInputStream(new FileInputStream(imageFile)));
mediaContent.setLength(imageFile.length());
// Create an API request that specifies that the mediaContent
// object is the thumbnail of the specified video.
Set thumbnailSet = youtube.thumbnails().set(videoId, mediaContent);
// Set the upload type and add an event listener.
MediaHttpUploader uploader = thumbnailSet.getMediaHttpUploader();
// Indicate whether direct media upload is enabled. A value of
// "True" indicates that direct media upload is enabled and that
// the entire media content will be uploaded in a single request.
// A value of "False," which is the default, indicates that the
// request will use the resumable media upload protocol, which
// supports the ability to resume an upload operation after a
// network interruption or other transmission failure, saving
// time and bandwidth in the event of network failures.
uploader.setDirectUploadEnabled(false);
// Set the upload state for the thumbnail image.
MediaHttpUploaderProgressListener progressListener = new MediaHttpUploaderProgressListener() {
@Override
public void progressChanged(MediaHttpUploader uploader) throws IOException {
switch (uploader.getUploadState()) {
// This value is set before the initiation request is
// sent.
case INITIATION_STARTED:
System.out.println("Initiation Started");
break;
// This value is set after the initiation request
// completes.
case INITIATION_COMPLETE:
System.out.println("Initiation Completed");
break;
// This value is set after a media file chunk is
// uploaded.
case MEDIA_IN_PROGRESS:
System.out.println("Upload in progress");
System.out.println("Upload percentage: " + uploader.getProgress());
break;
// This value is set after the entire media file has
// been successfully uploaded.
case MEDIA_COMPLETE:
System.out.println("Upload Completed!");
break;
// This value indicates that the upload process has
// not started yet.
case NOT_STARTED:
System.out.println("Upload Not Started!");
break;
}
}
};
uploader.setProgressListener(progressListener);
// Upload the image and set it as the specified video's thumbnail.
ThumbnailSetResponse setResponse = thumbnailSet.execute();
// Print the URL for the updated video's thumbnail image.
System.out.println("\n================== Uploaded Thumbnail ==================\n");
System.out.println(" - Url: " + setResponse.getItems().get(0).getDefault().getUrl());
} catch (GoogleJsonResponseException e) {
System.err.println("GoogleJsonResponseException code: " + e.getDetails().getCode() + " : "
+ e.getDetails().getMessage());
e.printStackTrace();
} catch (IOException e) {
System.err.println("IOException: " + e.getMessage());
e.printStackTrace();
}
}
/*
* Prompts the user to enter a YouTube video ID and return the user input.
*/
private static String getVideoIdFromUser() throws IOException {
String inputVideoId = "";
System.out.print("Please enter a video Id to update: ");
BufferedReader bReader = new BufferedReader(new InputStreamReader(System.in));
inputVideoId = bReader.readLine();
if (inputVideoId.length() < 1) {
// Exit if the user does not specify a video ID.
System.out.print("Video Id can't be empty!");
System.exit(1);
}
return inputVideoId;
}
/*
* Prompt the user to enter the path for the thumbnail image being uploaded.
*/
private static File getImageFromUser() throws IOException {
String path = "";
System.out.print("Please enter the path of the image file to upload: ");
BufferedReader bReader = new BufferedReader(new InputStreamReader(System.in));
path = bReader.readLine();
if (path.length() < 1) {
// Exit if the user does not provide a path to the image file.
System.out.print("Path can not be empty!");
System.exit(1);
}
return new File(path);
}
}