Examples with Caption com.google.api.services.youtube.model.Caption used on opensource projects

Example 1 with Caption

use of com.google.api.services.youtube.model.Caption in project api-samples by youtube.

the class Captions method main.

/**
     * Upload, list, update, download, and delete caption tracks.
     *
     * @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 and requires requests to use an SSL connection.
    List<String> scopes = Lists.newArrayList("https://www.googleapis.com/auth/youtube.force-ssl");
    try {
        // Authorize the request.
        Credential credential = Auth.authorize(scopes, "captions");
        // This object is used to make YouTube Data API requests.
        youtube = new YouTube.Builder(Auth.HTTP_TRANSPORT, Auth.JSON_FACTORY, credential).setApplicationName("youtube-cmdline-captions-sample").build();
        // Prompt the user to specify the action of the be achieved.
        String actionString = getActionFromUser();
        System.out.println("You chose " + actionString + ".");
        Action action = Action.valueOf(actionString.toUpperCase());
        switch(action) {
            case UPLOAD:
                uploadCaption(getVideoId(), getLanguage(), getName(), getCaptionFromUser());
                break;
            case LIST:
                listCaptions(getVideoId());
                break;
            case UPDATE:
                updateCaption(getCaptionIDFromUser(), getUpdateCaptionFromUser());
                break;
            case DOWNLOAD:
                downloadCaption(getCaptionIDFromUser());
                break;
            case DELETE:
                deleteCaption(getCaptionIDFromUser());
                break;
            default:
                // All the available methods are used in sequence just for the sake
                // of an example.
                //Prompt the user to specify a video to upload the caption track for and
                // a language, a name, a binary file for the caption track. Then upload the
                // caption track with the values that are selected by the user.
                String videoId = getVideoId();
                uploadCaption(videoId, getLanguage(), getName(), getCaptionFromUser());
                List<Caption> captions = listCaptions(videoId);
                if (captions.isEmpty()) {
                    System.out.println("Can't get video caption tracks.");
                } else {
                    // Retrieve the first uploaded caption track.
                    String firstCaptionId = captions.get(0).getId();
                    updateCaption(firstCaptionId, null);
                    downloadCaption(firstCaptionId);
                    deleteCaption(firstCaptionId);
                }
        }
    } 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();
    } catch (Throwable t) {
        System.err.println("Throwable: " + t.getMessage());
        t.printStackTrace();
    }
}

Example 2 with Caption

use of com.google.api.services.youtube.model.Caption in project api-samples by youtube.

the class Captions method updateCaption.

/**
     * Updates a caption track's draft status to publish it.
     * Updates the track with a new binary file as well if it is present.  (captions.update)
     *
     * @param captionId The id parameter specifies the caption ID for the resource
     * that is being updated. In a caption resource, the id property specifies the
     * caption track's ID.
     * @param captionFile caption track binary file.
     * @throws IOException
     */
private static void updateCaption(String captionId, File captionFile) throws IOException {
    // Modify caption's isDraft property to unpublish a caption track.
    CaptionSnippet updateCaptionSnippet = new CaptionSnippet();
    updateCaptionSnippet.setIsDraft(false);
    Caption updateCaption = new Caption();
    updateCaption.setId(captionId);
    updateCaption.setSnippet(updateCaptionSnippet);
    Caption captionUpdateResponse;
    if (captionFile == null) {
        // Call the YouTube Data API's captions.update method to update an existing caption track.
        captionUpdateResponse = youtube.captions().update("snippet", updateCaption).execute();
    } else {
        // Create an object that contains the caption file's contents.
        InputStreamContent mediaContent = new InputStreamContent(CAPTION_FILE_FORMAT, new BufferedInputStream(new FileInputStream(captionFile)));
        mediaContent.setLength(captionFile.length());
        // Create an API request that specifies that the mediaContent
        // object is the caption of the specified video.
        Update captionUpdate = youtube.captions().update("snippet", updateCaption, mediaContent);
        // Set the upload type and add an event listener.
        MediaHttpUploader uploader = captionUpdate.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 caption track file.
        MediaHttpUploaderProgressListener progressListener = new MediaHttpUploaderProgressListener() {

            @Override
            public void progressChanged(MediaHttpUploader uploader) throws IOException {
                switch(uploader.getUploadState()) {
                    // sent.
                    case INITIATION_STARTED:
                        System.out.println("Initiation Started");
                        break;
                    //  completes.
                    case INITIATION_COMPLETE:
                        System.out.println("Initiation Completed");
                        break;
                    // uploaded.
                    case MEDIA_IN_PROGRESS:
                        System.out.println("Upload in progress");
                        System.out.println("Upload percentage: " + uploader.getProgress());
                        break;
                    //  been successfully uploaded.
                    case MEDIA_COMPLETE:
                        System.out.println("Upload Completed!");
                        break;
                    //  not started yet.
                    case NOT_STARTED:
                        System.out.println("Upload Not Started!");
                        break;
                }
            }
        };
        uploader.setProgressListener(progressListener);
        // Upload the caption track.
        captionUpdateResponse = captionUpdate.execute();
        System.out.println("\n================== Uploaded New Caption Track ==================\n");
    }
    // Print information from the API response.
    System.out.println("\n================== Updated Caption Track ==================\n");
    CaptionSnippet snippet = captionUpdateResponse.getSnippet();
    System.out.println("  - ID: " + captionUpdateResponse.getId());
    System.out.println("  - Name: " + snippet.getName());
    System.out.println("  - Language: " + snippet.getLanguage());
    System.out.println("  - Draft Status: " + snippet.getIsDraft());
    System.out.println("\n-------------------------------------------------------------\n");
}

Example 3 with Caption

use of com.google.api.services.youtube.model.Caption in project api-samples by youtube.

the class Captions method uploadCaption.

/**
     * Uploads a caption track in draft status that matches the API request parameters.
     * (captions.insert)
     *
     * @param videoId the YouTube video ID of the video for which the API should
     *  return caption tracks.
     * @param captionLanguage language of the caption track.
     * @param captionName name of the caption track.
     * @param captionFile caption track binary file.
     * @throws IOException
     */
private static void uploadCaption(String videoId, String captionLanguage, String captionName, File captionFile) throws IOException {
    // Add extra information to the caption before uploading.
    Caption captionObjectDefiningMetadata = new Caption();
    // Most of the caption's metadata is set on the CaptionSnippet object.
    CaptionSnippet snippet = new CaptionSnippet();
    // Set the video, language, name and draft status of the caption.
    snippet.setVideoId(videoId);
    snippet.setLanguage(captionLanguage);
    snippet.setName(captionName);
    snippet.setIsDraft(true);
    // Add the completed snippet object to the caption resource.
    captionObjectDefiningMetadata.setSnippet(snippet);
    // Create an object that contains the caption file's contents.
    InputStreamContent mediaContent = new InputStreamContent(CAPTION_FILE_FORMAT, new BufferedInputStream(new FileInputStream(captionFile)));
    mediaContent.setLength(captionFile.length());
    // Create an API request that specifies that the mediaContent
    // object is the caption of the specified video.
    Insert captionInsert = youtube.captions().insert("snippet", captionObjectDefiningMetadata, mediaContent);
    // Set the upload type and add an event listener.
    MediaHttpUploader uploader = captionInsert.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 caption track file.
    MediaHttpUploaderProgressListener progressListener = new MediaHttpUploaderProgressListener() {

        @Override
        public void progressChanged(MediaHttpUploader uploader) throws IOException {
            switch(uploader.getUploadState()) {
                // sent.
                case INITIATION_STARTED:
                    System.out.println("Initiation Started");
                    break;
                //  completes.
                case INITIATION_COMPLETE:
                    System.out.println("Initiation Completed");
                    break;
                // uploaded.
                case MEDIA_IN_PROGRESS:
                    System.out.println("Upload in progress");
                    System.out.println("Upload percentage: " + uploader.getProgress());
                    break;
                //  been successfully uploaded.
                case MEDIA_COMPLETE:
                    System.out.println("Upload Completed!");
                    break;
                //  not started yet.
                case NOT_STARTED:
                    System.out.println("Upload Not Started!");
                    break;
            }
        }
    };
    uploader.setProgressListener(progressListener);
    // Upload the caption track.
    Caption uploadedCaption = captionInsert.execute();
    // Print the metadata of the uploaded caption track.
    System.out.println("\n================== Uploaded Caption Track ==================\n");
    snippet = uploadedCaption.getSnippet();
    System.out.println("  - ID: " + uploadedCaption.getId());
    System.out.println("  - Name: " + snippet.getName());
    System.out.println("  - Language: " + snippet.getLanguage());
    System.out.println("  - Status: " + snippet.getStatus());
    System.out.println("\n-------------------------------------------------------------\n");
}

Example 4 with Caption

use of com.google.api.services.youtube.model.Caption in project api-samples by youtube.

the class Captions method listCaptions.

/**
     * Returns a list of caption tracks. (captions.listCaptions)
     *
     * @param videoId The videoId parameter instructs the API to return the
     * caption tracks for the video specified by the video id.
     * @throws IOException
     */
private static List<Caption> listCaptions(String videoId) throws IOException {
    // Call the YouTube Data API's captions.list method to
    // retrieve video caption tracks.
    CaptionListResponse captionListResponse = youtube.captions().list("snippet", videoId).execute();
    List<Caption> captions = captionListResponse.getItems();
    // Print information from the API response.
    System.out.println("\n================== Returned Caption Tracks ==================\n");
    CaptionSnippet snippet;
    for (Caption caption : captions) {
        snippet = caption.getSnippet();
        System.out.println("  - ID: " + caption.getId());
        System.out.println("  - Name: " + snippet.getName());
        System.out.println("  - Language: " + snippet.getLanguage());
        System.out.println("\n-------------------------------------------------------------\n");
    }
    return captions;
}