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/*
 * @(#)FormatKeys.java 
 * 
 * Copyright (c) 2011 Werner Randelshofer, Goldau, Switzerland.
 * All rights reserved.
 * 
 * You may not use, copy or modify this file, except in compliance with the
 * license agreement you entered into with Werner Randelshofer.
 * For details see accompanying license terms.
 */
package org.monte.media;

import org.monte.media.math.Rational;

/**
 * Defines common {@code FormatKey}'s.
 *
 * @author Werner Randelshofer
 * @version $Id: FormatKeys.java 299 2013-01-03 07:40:18Z werner $
 */
public class FormatKeys {
     public static enum MediaType {
        AUDIO,
        VIDEO,
        MIDI,
        TEXT,
        META,
        FILE
    }
    /**
     * The media MediaTypeKey.
     */
    public final static FormatKey MediaTypeKey = new FormatKey("mediaType", MediaType.class);
    /**
     * The EncodingKey.
     */
    public final static FormatKey EncodingKey = new FormatKey("encoding", String.class);
    
    //
    public final static String MIME_AVI = "video/avi";
    public final static String MIME_QUICKTIME = "video/quicktime";
    public final static String MIME_MP4 = "video/mp4";
    public final static String MIME_JAVA = "Java";
    public final static String MIME_ANIM = "x-iff/anim";
    public final static String MIME_IMAGE_SEQUENCE = "ImageSequence";
    /**
     * The mime type.
     */
    public final static FormatKey MimeTypeKey = new FormatKey("mimeType", String.class);
    /** 
     * The number of frames per second.
     */
    public final static FormatKey FrameRateKey = new FormatKey("frameRate", Rational.class);

    /** 
     * The interval between key frames.
     * If this value is not specified, most codecs will use {@code FrameRateKey}
     * as a hint and try to produce one key frame per second.
     */
    public final static FormatKey KeyFrameIntervalKey = new FormatKey("keyFrameInterval", Integer.class);
}