All Downloads are FREE. Search and download functionalities are using the official Maven repository.

io.humble.video.Media Maven / Gradle / Ivy

Go to download

This is the main Humble Video Java library. It contains no native code, but all Java runtime code. It must be paired up with the correct humble-video-arch-*.jar library for your OS. For most users, depending on humble-video-all will work better.

The newest version!
/* ----------------------------------------------------------------------------
 * This file was automatically generated by SWIG (http://www.swig.org).
 * Version 2.0.6
 *
 * Do not make changes to this file unless you know what you are doing--modify
 * the SWIG interface file instead.
 * ----------------------------------------------------------------------------- */

package io.humble.video;
import io.humble.ferry.*;
/**
 * The parent class of all media objects than can be gotten from or added to a Stream.
 */
public class Media extends RefCounted {
  // JNIHelper.swg: Start generated code
  // >>>>>>>>>>>>>>>>>>>>>>>>>>>
  /**
   * This method is only here to use some references and remove
   * a Eclipse compiler warning.
   */
  @SuppressWarnings("unused")
  private void noop()
  {
    Buffer.make(null, 1);
  }
   
  private volatile long swigCPtr;

  /**
   * Internal Only.
   */
  protected Media(long cPtr, boolean cMemoryOwn) {
    super(VideoJNI.Media_SWIGUpcast(cPtr), cMemoryOwn);
    swigCPtr = cPtr;
  }
  
  /**
   * Internal Only.
   */
  protected Media(long cPtr, boolean cMemoryOwn,
      java.util.concurrent.atomic.AtomicLong ref)
  {
    super(VideoJNI.Media_SWIGUpcast(cPtr),
     cMemoryOwn, ref);
    swigCPtr = cPtr;
  }
    
  /**
   * Internal Only.  Not part of public API.
   *
   * Get the raw value of the native object that obj is proxying for.
   *   
   * @param obj The java proxy object for a native object.
   * @return The raw pointer obj is proxying for.
   */
  protected static long getCPtr(Media obj) {
    if (obj == null) return 0;
    return obj.getMyCPtr();
  }

  /**
   * Internal Only.  Not part of public API.
   *
   * Get the raw value of the native object that we're proxying for.
   *   
   * @return The raw pointer we're proxying for.
   */  
  protected long getMyCPtr() {
    if (swigCPtr == 0) throw new IllegalStateException("underlying native object already deleted");
    return swigCPtr;
  }
  
  /**
   * Create a new Media object that is actually referring to the
   * exact same underlying native object.
   *
   * @return the new Java object.
   */
  @Override
  public Media copyReference() {
    if (swigCPtr == 0)
      return null;
    else
      return new Media(swigCPtr, swigCMemOwn, getJavaRefCount());
  }

  /**
   * Compares two values, returning true if the underlying objects in native code are the same object.
   *
   * That means you can have two different Java objects, but when you do a comparison, you'll find out
   * they are the EXACT same object.
   *
   * @return True if the underlying native object is the same.  False otherwise.
   */
  public boolean equals(Object obj) {
    boolean equal = false;
    if (obj instanceof Media)
      equal = (((Media)obj).swigCPtr == this.swigCPtr);
    return equal;
  }
  
  /**
   * Get a hashable value for this object.
   *
   * @return the hashable value.
   */
  public int hashCode() {
     return (int)swigCPtr;
  }
  
  // <<<<<<<<<<<<<<<<<<<<<<<<<<<
  // JNIHelper.swg: End generated code
  

  // used to correct timezone offsets for timestamp format 

  private static final long TIME_OFFSET = -java.util.Calendar.getInstance()
    .getTimeZone().getRawOffset();

  /** The default time stamp format. */
  
  public static final String DEFAULT_TIME_STAMP_FORMAT =
    "%1$tH:%1$tM:%1$tS.%1$tL";

  /**
   * Get a string representation of the time stamp for this {@link
   * Media}.  The time is formatted as: HH:MM:SS.ms
   *
   * @return the printable string form of the time stamp of this media
   *
   * @see #getFormattedTimeStamp(String)
   * @see #DEFAULT_TIME_STAMP_FORMAT
   */

  public String getFormattedTimeStamp()
  {
    return getFormattedTimeStamp(DEFAULT_TIME_STAMP_FORMAT);
  }

  /**
   * Get a string representation of the time stamp for this {@link
   * Media}.  The format of the resulting string is specified by
   * the format parameter.  See {@link java.util.Formatter} for 
   * details on how to specify formats, however a good place to start
   * is with the following format: %1$tH:%1$tM:%1$tS.%1$tL
   *
   * @param format the format for the time stamp string
   *
   * @return the printable string form of the timestamp
   * 
   * @see #getFormattedTimeStamp()
   * @see #DEFAULT_TIME_STAMP_FORMAT
   * @see java.util.Formatter
   */

  public String getFormattedTimeStamp(String format)
  {
    String retval = null;
    java.util.Formatter formatter = new java.util.Formatter();

    try {
      Rational timeBase = getTimeBase();
      if (timeBase == null)
        timeBase = Rational.make(1,(int)Global.DEFAULT_PTS_PER_SECOND);
      retval = formatter.format(format,
          (long)(getTimeStamp() * timeBase.getDouble() * 1000) +
          TIME_OFFSET).toString();
      timeBase.delete();
    } finally {
      formatter.close();
    }
    return retval;
  }
  

/**
 * Get the time stamp of this object in getTimeBase() units.
*
* @return the time stamp */ public long getTimeStamp() { return VideoJNI.Media_getTimeStamp(swigCPtr, this); } /** * Set the time stamp for this object in getTimeBase() units.
*
* @param aTimeStamp The time stamp */ public void setTimeStamp(long aTimeStamp) { VideoJNI.Media_setTimeStamp(swigCPtr, this, aTimeStamp); } /** * Get the time base that time stamps of this object are represented in.
*
* Caller must release the returned value.
*
* @return the time base. */ public Rational getTimeBase() { long cPtr = VideoJNI.Media_getTimeBase(swigCPtr, this); return (cPtr == 0) ? null : new Rational(cPtr, false); } /** * Is this object a key object? i.e. it can be interpreted without needing any other media objects
*
* @return true if it's a key, false if not */ public boolean isKey() { return VideoJNI.Media_isKey(swigCPtr, this); } /** * Returns whether or not we think this buffer has been filled
* with data.
*
*
* @return Has setComplete() been called and the buffer populated. */ public boolean isComplete() { return VideoJNI.Media_isComplete(swigCPtr, this); } }




© 2015 - 2024 Weber Informatics LLC | Privacy Policy