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Les autorisations surchargées par les plugins
27 avril 2010, parMediaspip core
autoriser_auteur_modifier() afin que les visiteurs soient capables de modifier leurs informations sur la page d’auteurs -
Pas question de marché, de cloud etc...
10 avril 2011Le vocabulaire utilisé sur ce site essaie d’éviter toute référence à la mode qui fleurit allègrement
sur le web 2.0 et dans les entreprises qui en vivent.
Vous êtes donc invité à bannir l’utilisation des termes "Brand", "Cloud", "Marché" etc...
Notre motivation est avant tout de créer un outil simple, accessible à pour tout le monde, favorisant
le partage de créations sur Internet et permettant aux auteurs de garder une autonomie optimale.
Aucun "contrat Gold ou Premium" n’est donc prévu, aucun (...) -
HTML5 audio and video support
13 avril 2011, parMediaSPIP uses HTML5 video and audio tags to play multimedia files, taking advantage of the latest W3C innovations supported by modern browsers.
The MediaSPIP player used has been created specifically for MediaSPIP and can be easily adapted to fit in with a specific theme.
For older browsers the Flowplayer flash fallback is used.
MediaSPIP allows for media playback on major mobile platforms with the above (...)
Sur d’autres sites (8595)
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On2 VP7 decoder
1er avril 2014, par Peter RossOn2 VP7 decoder
Further performance improvements and security fixes by
Vittorio Giovara, Luca Barbato and Diego Biurrun.Signed-off-by : Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by : Luca Barbato <lu_zero@gentoo.org>
Signed-off-by : Diego Biurrun <diego@biurrun.de>- [DH] Changelog
- [DH] configure
- [DH] doc/general.texi
- [DH] libavcodec/Makefile
- [DH] libavcodec/allcodecs.c
- [DH] libavcodec/arm/Makefile
- [DH] libavcodec/arm/h264pred_init_arm.c
- [DH] libavcodec/arm/vp8dsp.h
- [DH] libavcodec/arm/vp8dsp_init_arm.c
- [DH] libavcodec/arm/vp8dsp_init_armv6.c
- [DH] libavcodec/arm/vp8dsp_init_neon.c
- [DH] libavcodec/avcodec.h
- [DH] libavcodec/codec_desc.c
- [DH] libavcodec/h264pred.c
- [DH] libavcodec/h264pred.h
- [DH] libavcodec/ppc/Makefile
- [DH] libavcodec/ppc/vp8dsp_altivec.c
- [DH] libavcodec/version.h
- [DH] libavcodec/vp8.c
- [DH] libavcodec/vp8.h
- [DH] libavcodec/vp8data.h
- [DH] libavcodec/vp8dsp.c
- [DH] libavcodec/vp8dsp.h
- [DH] libavcodec/x86/Makefile
- [DH] libavcodec/x86/h264_intrapred_init.c
- [DH] libavcodec/x86/vp8dsp_init.c
- [DH] libavformat/riff.c
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A Quick Start Guide to the Payment Services Directive (PSD2)
22 novembre 2024, par Daniel Crough — Banking and Financial Services, Privacy -
how to send audio or video by packet though udp
20 janvier 2019, par Wei Wenhow to send part of video and audio from mp4 as packet though udp from server
Client will play the part of packet resevice.import java.awt.Dimension ; import java.awt.image.BufferedImage ; import
java.io.ByteArrayOutputStream ; import java.io.IOException ; import
java.io.ObjectOutputStream ; import java.math.BigInteger ; import
java.net.DatagramPacket ; import java.net.DatagramSocket ; import
java.net.ServerSocket ; import java.net.Socket ; import
java.nio.ByteBuffer ; import java.nio.ShortBuffer ; import
java.util.ArrayList ; import java.util.Arrays ; import
javax.imageio.ImageIO ; import javax.sound.sampled.AudioFileFormat ;
import javax.sound.sampled.AudioFormat ; import javax.swing.JTextArea ;import org.bytedeco.javacv.FFmpegFrameGrabber ; import
org.bytedeco.javacv.Frame ; import
org.bytedeco.javacv.Java2DFrameConverter ;import Enum.EType.ClientState ; import View.SingleDisplayWindow ;
import java.security.InvalidKeyException ; import
java.security.NoSuchAlgorithmException ; import java.util.Timer ; import
java.util.TimerTask ; import java.util.concurrent.CountDownLatch ;
import java.util.concurrent.ExecutionException ;import javax.crypto.BadPaddingException ; import
javax.crypto.IllegalBlockSizeException ; import
javax.crypto.NoSuchPaddingException ; import
org.bytedeco.javacv.FrameGrabber ;public class SCon private final static int PORT = 8888 ;
private final JTextArea TEXT_AREA ; private volatile
SingleDisplayWindow DISPLAY ; /////private final String BD_USER_NAME, DB_PASSWORD ; private Database
database ;private boolean isRunning ;
private RSA serverRSA, clientRSA ;
private int keyIndex, typeID = 0 ; private String mediatype = "" ;
private ArrayList sHandlers ;private FileStreamingThread fileStreamingThread ; private
VideoStreamingThread videoStreamingThread ; private BroadcastThread
broadcastThread ; private ConnectThread connectThread ;private volatile static byte[] currentVideoFrame = new byte[0],
currentAudioFrame = new byte[0] ; // current image musicpublic void run() startServer() ;
isRunning = true; fileStreamingThread = new
FileStreamingThread(videoFile) ; videoStreamingThread = new
VideoStreamingThread(videoFile) ;
//CountDownLatch latch = new CountDownLatch(1) ; fileStreamingThread.start() ; videoStreamingThread.start() ;
//latch.countDown() ;broadcastThread = new BroadcastThread(); broadcastThread.start();
connectThread = new ConnectThread(); connectThread.start(); }public void stop() isRunning = false ;
try { new Socket("localhost", PORT);
} catch (IOException e) { e.printStackTrace(); }
while (fileStreamingThread.isAlive()) {
}
while (broadcastThread.isAlive()) {
}
while (connectThread.isAlive()) {
}
for (SHandler sHandler : sHandlers) { sHandler.connectionClose();
} sHandlers.clear(); DISPLAY.dispose();
TEXT_AREA.append("\nServer stop\n"); }
private class VideoStreamingThread extends Thread { privateFFmpegFrameGrabber grabber ; // Used to extract frames from video file.
private Java2DFrameConverter converter ; // Used to convert frames to
image private int curIndex ; // Current key indexpublic VideoStreamingThread(String video_file) { videoFile =
videoFile ; grabber = new FFmpegFrameGrabber(videoFile) ;
converter = new Java2DFrameConverter() ; try
grabber.restart() ;} catch (FrameGrabber.Exception e) {
e.printStackTrace(); } curIndex = keyIndex; }
public void run() { try {
while (isRunning) {
curIndex = keyIndex;
Frame frame = null;
System.out.println("v1");
if ((frame = grabber.grab()) != null) { // Grab next frame from video file
if (frame.image != null) { // image frame
BufferedImage bi = converter.convert(frame); // convert frame to image
// Convert BufferedImage to byte[]
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(bi, "jpg", baos);
// Encrypt data and store as the current image of byte[] type
currentVideoFrame = ciphers[curIndex].doFinal(baos.toByteArray());
//////////////////
DISPLAY.setSize(new Dimension(bi.getWidth(), bi.getHeight()));
DISPLAY.updateImage(bi); // Display image
// Thread.sleep((long) ( 999 / grabber.getFrameRate()));
///////////////
typeID = 1;
mediatype = grabber.getFormat();
}
} else {
grabber.restart();
} // Restart when reached end of video
}
grabber.close();
} catch (IOException e) {
e.printStackTrace();
} catch (IllegalBlockSizeException e) {
e.printStackTrace();
} catch (BadPaddingException e) {
e.printStackTrace();
} //catch (InterruptedException e) {e.printStackTrace(); } }
public synchronized int getCurKeyIndex() { return curIndex; }
public synchronized void getVideoFile(String video_file) {
videoFile = video_file; grabber = newFFmpegFrameGrabber(video_file) ; converter = new
Java2DFrameConverter() ;try {
grabber.release();
grabber.restart();
} catch (FrameGrabber.Exception e) {
e.printStackTrace(); } } } private class FileStreamingThread extends Thread { private FFmpegFrameGrabbergrabber ; // Used to extract frames from video file. private int
curIndex ; // Current key indexpublic FileStreamingThread(String video_file) { videoFile =
videoFile ; grabber = new FFmpegFrameGrabber(videoFile) ; try
grabber.restart() ;} catch (FrameGrabber.Exception e) {
e.printStackTrace(); } curIndex = keyIndex; }
public void run() { try {
while (isRunning) {
curIndex = keyIndex;
Frame frame = null;
System.out.println("a2");
if ((frame = grabber.grabSamples()) != null) { // Grab next frame from video file
if (frame.samples != null) { // audio frame
// Encrypt audio
ShortBuffer channelSamplesShortBuffer = (ShortBuffer) frame.samples[0];
channelSamplesShortBuffer.rewind();
ByteBuffer outBuffer = ByteBuffer.allocate(channelSamplesShortBuffer.capacity() * 2);
for (int i = 0; i < channelSamplesShortBuffer.capacity(); i++) {
short val = channelSamplesShortBuffer.get(i);
outBuffer.putShort(val);
}
AudioFileFormat audiofileFormat = new AudioFileFormat(null, null, typeID);
AudioFormat audioFormat = new AudioFormat(44100, 16, 2, true, true);
//System.out.println(grabber.getSampleFormat());
// Encrypt data and store as the current audio of byte[] type
currentAudioFrame = ciphers[curIndex].doFinal(outBuffer.array());
DISPLAY.updateAudio(outBuffer.array(), grabber.getFormat()); // Display image audio
// Thread.sleep((long) (1000 / grabber.getSampleRate()));
// Thread.sleep((long) (1000 / grabber.getAudioBitrate()));
// System.out.println(grabber.getFormat());
// System.out.println("audioInputStream.getFormat() = " +grabber.getFormat()) ; // System.out.println("Sample.length
= " + grabber.length) ; // System.out.println("FrameLength :" + grabber.getFrameLength()) ; //
System.out.println("Frame Size :" + grabber.getFrameSize()) ; //
System.out.println("SampleSizeInBits :" +
grabber.getSampleSizeInBits()) ; //
System.out.println("Frame Rate : " + grabber.getFrameRate()) ; //
System.out.println("Sample Rate :" + grabber.getSampleRate()) ; //
System.out.println("Encoding :" + grabber.getEncoding()) ; //
System.out.println("Channels : " + grabber.getChannels()) ;
// AudioFormat audioFormat = new AudioFormat(grabber.getSampleRate(), grabber.getAudioBitrate(),
grabber.getAudioChannels(), true, true) ;
// DISPLAY.updateAudio(outBuffer.array(), audioFormat) ; //
Display image audio
outBuffer.clear() ;typeID = 2;
mediatype = grabber.getFormat();
}
} else {
grabber.restart();
} // Restart when reached end of video
}
grabber.close();
} catch (IOException e) {
e.printStackTrace();
} catch (IllegalBlockSizeException e) {
e.printStackTrace();
} catch (BadPaddingException e) {
e.printStackTrace();
} }
public synchronized int getCurKeyIndex() { return curIndex; }
public synchronized void getVideoFile(String video_file) {
videoFile = video_file; grabber = newFFmpegFrameGrabber(video_file) ;
try {
grabber.release();
grabber.restart();
} catch (FrameGrabber.Exception e) {
e.printStackTrace(); } } }public void setVideoFile(String videoFile) this.videoFile =
videoFile ;public void setThreadFile(String video_file)
fileStreamingThread.getVideoFile(video_file) ;
videoStreamingThread.getVideoFile(video_file) ;private class BroadcastThread extends Thread public void run()
while (isRunning)
Thread.yield() ;for (int i = 0; i < sHandlers.size(); i++) {
if (sHandlers.get(i).getClientState() == ClientState.R) {
sHandlers.get(i).setClientState(ClientState.W);
BroadcastWorker workerThread = new BroadcastWorker(sHandlers.get(i));
workerThread.start();
}
} } } }private class BroadcastWorker extends Thread SHandler sHandler =
null ;public BroadcastWorker(SHandler sHandler) { this.sHandler =
sHandler ;
public void run() { try {
DatagramSocket out = new DatagramSocket(); // used to send UDP packets
while (sHandler.getClientState() == ClientState.W) {
Thread.yield();
StreamFile s = new StreamFile(typeID, currentVideoFrame, currentAudioFrame, mediatype);
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
ObjectOutputStream os = new ObjectOutputStream(outputStream);
os.writeObject(s);
byte[] data = outputStream.toByteArray();
// Create and send UDP packet
DatagramPacket videoPacket = new DatagramPacket(data, data.length,
sHandler.getClientSocket().getInetAddress(),
Integer.parseInt(sHandler.getClientPort()));
out.send(videoPacket);
} } catch (IOException e) {
e.printStackTrace(); } } }private class ConnectThread extends Thread public void run()
TEXT_AREA.append("\nWaiting for clients’ connection.....\n") ;try {
ServerSocket serverSocket = new ServerSocket(PORT);
Socket clientSocket = null;
while (isRunning) {
clientSocket = serverSocket.accept();
if (isRunning) {
SHandler sHandler = new SHandler(clientSocket, serverRSA, clientRSA, sessionKeys[keyIndex],
TEXT_AREA);
sHandler.start();
sHandlers.add(sHandler);
}
}
serverSocket.close();
if (clientSocket != null) {
clientSocket.close();
}
} catch (IOException e) {
e.printStackTrace(); } } } }my audio and image not sync.