org.freedesktop.gstreamer

Class Version

java.lang.Object

org.freedesktop.gstreamer.Version

public class Version
extends Object

Describes a GStreamer version.

Also upstream documentation at https://gstreamer.freedesktop.org/documentation/gstreamer/gst.html#gst_version

Field Summary

Fields

Modifier and Type	Field and Description
static Version	BASELINE The baseline version of GStreamer supported by these Java bindings.

Constructor Summary

Constructors

Constructor and Description
Version(int major, int minor) Constructor for creating a Version with micro and nano set to zero.
Version(int major, int minor, int micro, int nano) Constructor for creating a Version reflecting all aspects of the native GStreamer version.

Method Summary

Modifier and Type	Method and Description
boolean	checkSatisfies(Version required) Check whether this version is equal to or greater than the passed in version.
int	getMajor() Gets the major version of GStreamer.
int	getMicro() Gets the micro version of GStreamer.
int	getMinor() Gets the minor version of GStreamer.
int	getNano() Gets the nano version of GStreamer.
static Version	of(int major, int minor) Create a Version with specified major and minor version, and micro and nano version set to zero.
String	toString() Gets a string representation of the version.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

BASELINE

public static final Version BASELINE

The baseline version of GStreamer supported by these Java bindings. Currently GStreamer 1.8.

Constructor Detail

Version

public Version(int major,
               int minor)

Constructor for creating a Version with micro and nano set to zero. For requesting version in Gst.init(org.freedesktop.gstreamer.Version) prefer using of(int, int).

The library only supports major version 1

Parameters:

major - Major version of GStreamer

minor - Minor version of GStreamer

Version

public Version(int major,
               int minor,
               int micro,
               int nano)

Constructor for creating a Version reflecting all aspects of the native GStreamer version.

The library only supports major version 1

Parameters:

major - Major version of GStreamer

minor - Minor version of GStreamer

micro - Micro (patch) version of GStreamer

nano - Nano The nano version of GStreamer : Actual releases have 0, GIT versions have 1, prerelease versions have 2

Method Detail

toString

public String toString()

Gets a string representation of the version.

Overrides:

toString in class Object

Returns:

a string representing the version.

getMajor

public int getMajor()

Gets the major version of GStreamer.

Returns:

the major version.

getMinor

public int getMinor()

Gets the minor version of GStreamer.

Returns:

the minor version.

getMicro

public int getMicro()

Gets the micro version of GStreamer.

Returns:

the micro version.

getNano

public int getNano()

Gets the nano version of GStreamer. Actual releases have 0, GIT versions have 1, prerelease versions have 2

Returns:

the nano version.

checkSatisfies

public boolean checkSatisfies(Version required)

Check whether this version is equal to or greater than the passed in version. Roughly comparable to GST_CHECK_VERSION

Parameters:

required - version to check against

Returns:

true if this version satisfies the required version

of

public static Version of(int major,
                         int minor)

Create a Version with specified major and minor version, and micro and nano version set to zero. Useful for specifying a required version in Gst.init(org.freedesktop.gstreamer.Version).

The library only supports major version 1

Unlike the constructor this method will throw an exception if the version is not greater or equal to BASELINE, or the major version isn't 1.

Parameters:

major - major version, currently must be 1

minor - minor version, greater or equal to 8

Returns:

requested version

Throws:

IllegalArgumentException - if the requested version is invalid