io.humble.video

Class Configuration

java.lang.Object

io.humble.video.Configuration

public class Configuration
extends Object

A global configuration class for Humble Video

This object can help print setting options on Configurable classes, and also provides a convenient method configure(Properties, Configurable) that lets you configure Configurable objects from a Java properties or FFmpeg preset file.

Author:

aclarke

See Also:

configure(Properties, Configurable), Configurable

Method Summary

Modifier and Type	Method and Description
static void	configure(Properties properties, Configurable config) Configures an Configurable from a set of Java Properties.
static void	configure(String file, Configurable config) Configures an Configurable from a file.
static void	printConfigurable(PrintStream stream, Configurable configObj) Print out all configurable options on the Configurable object.
static void	printOption(PrintStream stream, Configurable configObj, Property prop) Print information about the property on the configurable object.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

printConfigurable

public static void printConfigurable(PrintStream stream,
                                     Configurable configObj)

Print out all configurable options on the Configurable object.

Parameters:

stream - stream to print to

configObj - Configurable object.

printOption

public static void printOption(PrintStream stream,
                               Configurable configObj,
                               Property prop)

Print information about the property on the configurable object.

Parameters:

stream - stream to print to

configObj - configurable object

prop - property on object

configure

public static void configure(Properties properties,
                             Configurable config)

Configures an Configurable from a set of Java Properties.

Here's some sample code that shows configuring a IStreamCoder from a FFmpeg preset file:

   Properties props = new Properties();
   props.load(new FileInputStream(file));
   IStreamCoder coder = IStreamCoder.make(Direction.ENCODING);
   int retval = Configuration.configure(props, coder);
   if (retval < 0)
      throw new RuntimeException("Could not configure object");
 

Parameters:

properties - The properties to use.

config - The item to configure.

configure

public static void configure(String file,
                             Configurable config)
                      throws FileNotFoundException,
                             IOException

Configures an Configurable from a file.

This is a handy way to configure a Humble Video Configurable object, and will also work with FFmpeg preset files.

Parameters:

file - A filename for the properties file.

config - The item to configure.

Throws:

IOException

FileNotFoundException