ws.schild.jave

Class FFMPEGExecutor

java.lang.Object

ws.schild.jave.FFMPEGExecutor

public class FFMPEGExecutor
extends Object

A ffmpeg process wrapper.

Author:

Carlo Pelliccia

Constructor Summary

Constructors

Constructor and Description
FFMPEGExecutor(String ffmpegExecutablePath) It build the executor.

Method Summary

Modifier and Type	Method and Description
void	addArgument(String arg) Adds an argument to the ffmpeg executable call.
void	destroy() If there's a ffmpeg execution in progress, it kills it.
void	execute() Executes the ffmpeg process with the previous given arguments.
void	execute(boolean destroyOnRuntimeShutdown, boolean openIOStreams) Executes the ffmpeg process with the previous given arguments.
InputStream	getErrorStream() Returns a stream reading from the ffmpeg process standard error channel.
InputStream	getInputStream() Returns a stream reading from the ffmpeg process standard output channel.
OutputStream	getOutputStream() Returns a stream writing in the ffmpeg process standard input channel.
int	getProcessExitCode() Return the exit code of the ffmpeg process If the process is not yet terminated, it waits for the termination of the process

Methods inherited from class java.lang.Object

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

Constructor Detail

FFMPEGExecutor

public FFMPEGExecutor(String ffmpegExecutablePath)

It build the executor.

Parameters:

ffmpegExecutablePath - The path of the ffmpeg executable.

Method Detail

addArgument

public void addArgument(String arg)

Adds an argument to the ffmpeg executable call.

Parameters:

arg - The argument.

execute

public void execute(boolean destroyOnRuntimeShutdown,
                    boolean openIOStreams)
             throws IOException

Executes the ffmpeg process with the previous given arguments.

Parameters:

destroyOnRuntimeShutdown - destroy process if the runtime VM is shutdown

openIOStreams - Open IO streams for input/output and errorout, should be false when destroyOnRuntimeShutdown is false too

Throws:

IOException - If the process call fails.

execute

public void execute()
             throws IOException

Executes the ffmpeg process with the previous given arguments. Default to kill processes when the JVM terminates, and the various IOStreams are opened as required

Throws:

IOException - If the process call fails.

getInputStream

public InputStream getInputStream()

Returns a stream reading from the ffmpeg process standard output channel.

Returns:

A stream reading from the ffmpeg process standard output channel.

getOutputStream

public OutputStream getOutputStream()

Returns a stream writing in the ffmpeg process standard input channel.

Returns:

A stream writing in the ffmpeg process standard input channel.

getErrorStream

public InputStream getErrorStream()

Returns a stream reading from the ffmpeg process standard error channel.

Returns:

A stream reading from the ffmpeg process standard error channel.

destroy

public void destroy()

If there's a ffmpeg execution in progress, it kills it.

getProcessExitCode

public int getProcessExitCode()

Return the exit code of the ffmpeg process If the process is not yet terminated, it waits for the termination of the process

Returns:

process exit code