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RTMPConnection.java
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RTMPConnection.java
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package com.haishinkit.rtmp;
import java.net.URI;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Map;
import java.util.HashMap;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;
import com.haishinkit.events.Event;
import com.haishinkit.events.EventDispatcher;
import com.haishinkit.events.IEventListener;
import com.haishinkit.lang.IRawValue;
import com.haishinkit.net.IResponder;
import com.haishinkit.rtmp.messages.RTMPCommandMessage;
import com.haishinkit.rtmp.messages.RTMPMessage;
import com.haishinkit.rtmp.messages.RTMPSetChunkSizeMessage;
import com.haishinkit.util.EventUtils;
import com.haishinkit.util.Log;
import org.apache.commons.lang3.StringUtils;
public class RTMPConnection extends EventDispatcher {
public static final int DEFAULT_PORT = 1935;
public static final String DEFAULT_FLASH_VER = "FMLE/3.0 (compatible; FMSc/1.0)";
public static final RTMPObjectEncoding DEFAULT_OBJECT_ENCODING = RTMPObjectEncoding.AMF0;
private static final int DEFAULT_CHUNK_SIZE_S = 1024 * 8;
private static final int DEFAULT_CAPABILITIES = 239;
public enum Codes implements IRawValue<String> {
CALL_BAD_VERSION("NetConnection.Call.BadVersion", "error"),
CALL_FAILED("NetConnection.Call.Failed", "error"),
CALL_PROHIBITED("NetConnection.Call.Prohibited", "error"),
CONNECT_APP_SHUTDOWN("NetConnection.Connect.AppShutdown", "status"),
CONNECT_CLOSED("NetConnection.Connect.Closed", "status"),
CONNECT_FAILED("NetConnection.Connect.Failed", "error"),
CONNECT_IDLE_TIME_OUT("NetConnection.Connect.IdleTimeOut", "status"),
CONNECT_INVALID_APP("NetConnection.Connect.InvalidApp", "error"),
CONNECT_NETWORK_CHANGE("NetConnection.Connect.NetworkChange", "status"),
CONNECT_REJECTED("NetConnection.Connect.Rejected", "status"),
CONNECT_SUCCESS("NetConnection.Connect.Success", "status");
private final String rawValue;
private final String level;
Codes(final String rawValue, final String level) {
this.rawValue = rawValue;
this.level = level;
}
public Map<String, Object> data(final String description) {
Map<String, Object> data = new HashMap<String, Object>();
data.put("code", rawValue);
data.put("level", level);
if (StringUtils.isNoneEmpty(description)) {
data.put("description", description);
}
return data;
}
public String getLevel() {
return level;
}
public String rawValue() {
return rawValue;
}
}
public enum SupportSound implements IRawValue<Short> {
NONE((short) 0x001),
ADPCM((short) 0x002),
MP3((short) 0x004),
INTEL((short) 0x008),
UNUSED((short) 0x0010),
NELLY8((short) 0x0020),
NELLY((short) 0x0040),
G711A((short) 0x0080),
G711U((short) 0x0100),
AAC((short) 0x0200),
SPEEX((short) 0x0800),
ALL((short) 0x0FFF);
private final short rawValue;
SupportSound(final short rawValue) {
this.rawValue = rawValue;
}
public Short rawValue() {
return rawValue;
}
}
public enum SupportVideo implements IRawValue<Short> {
UNUSED((short) 0x001),
JPEG((short) 0x002),
SORENSON((short) 0x004),
HOMEBREW((short) 0x008),
VP6((short) 0x0010),
VP6_ALPHA((short) 0x0020),
HOMEBREWV((short) 0x0040),
H264((short) 0x0080),
ALL((short) 0x00FF);
private final short rawValue;
SupportVideo(final short rawValue) {
this.rawValue = rawValue;
}
public Short rawValue() {
return this.rawValue;
}
}
public enum VideoFunction implements IRawValue<Short> {
CLIENT_SEEK((short) 1);
private final short rawValue;
VideoFunction(final short rawValue) {
this.rawValue = rawValue;
}
public Short rawValue() {
return this.rawValue;
}
}
private final class EventListener implements IEventListener {
private final RTMPConnection connection;
private EventListener(final RTMPConnection connection) {
this.connection = connection;
}
@Override
public void handleEvent(final Event event) {
Map<String, Object> data = EventUtils.toMap(event);
switch (data.get("code").toString()) {
case "NetConnection.Connect.Success":
connection.getSocket().setChunkSizeS(RTMPConnection.DEFAULT_CHUNK_SIZE_S);
connection.getSocket().doOutput(RTMPChunk.ZERO,
new RTMPSetChunkSizeMessage()
.setSize(RTMPConnection.DEFAULT_CHUNK_SIZE_S)
.setChunkStreamID(RTMPChunk.CONTROL)
);
break;
default:
break;
}
}
}
private URI uri = null;
private int chunkSizeC = 0;
private String swfUrl = null;
private String pageUrl = null;
private String flashVer = RTMPConnection.DEFAULT_FLASH_VER;
private RTMPObjectEncoding objectEncoding = RTMPConnection.DEFAULT_OBJECT_ENCODING;
private int transactionID = 0;
private Object[] arguments = null;
private Map<Short, ByteBuffer> payloads = new ConcurrentHashMap<Short, ByteBuffer>();
private Map<Short, RTMPMessage> messages = new ConcurrentHashMap<Short, RTMPMessage>();
private Map<Integer, RTMPStream> streams = new ConcurrentHashMap<Integer, RTMPStream>();
private Map<Integer, IResponder> responders = new ConcurrentHashMap<Integer, IResponder>();
private RTMPSocket socket = new RTMPSocket(this);
public RTMPConnection() {
super(null);
addEventListener(Event.RTMP_STATUS, new EventListener(this));
}
public Map<Integer, RTMPStream> getStreams() {
return streams;
}
public RTMPSocket getSocket() {
return socket;
}
public RTMPObjectEncoding getObjectEncoding() {
return objectEncoding;
}
public RTMPConnection setObjectEncoding(final RTMPObjectEncoding objectEncoding) {
this.objectEncoding = objectEncoding;
return this;
}
public URI getUri() {
return uri;
}
public boolean isConnected() {
return socket.isConnected();
}
public String getSwfUrl() {
return swfUrl;
}
public RTMPConnection setSwfUrl(String swfUrl) {
this.swfUrl = swfUrl;
return this;
}
public String getPageUrl() {
return pageUrl;
}
public RTMPConnection setPageUrl(String pageUrl) {
this.pageUrl = pageUrl;
return this;
}
public String getFlashVer() {
return this.flashVer;
}
public RTMPConnection setFlashVer(String flashVer) {
this.flashVer = flashVer;
return this;
}
public Map<Integer, IResponder> getResponders() {
return responders;
}
public void call(final String commandName, final IResponder responder, final Object... arguments) {
if (!isConnected()) {
return;
}
List<Object> listArguments = new ArrayList<Object>(arguments.length);
for (Object object : arguments) {
listArguments.add(object);
}
RTMPCommandMessage message = new RTMPCommandMessage(objectEncoding);
message.setChunkStreamID(RTMPChunk.COMMAND);
message.setStreamID(0);
message.setTransactionID(++transactionID);
message.setCommandName(commandName);
message.setArguments(listArguments);
if (responder != null) {
getResponders().put(transactionID, responder);
}
getSocket().doOutput(RTMPChunk.ZERO, message);
}
public void connect(final String command, final Object... arguments) {
uri = URI.create(command);
if (isConnected() || !uri.getScheme().equals("rtmp")) {
return;
}
int port = uri.getPort();
this.arguments = arguments;
socket.connect(uri.getHost(), port == -1 ? RTMPConnection.DEFAULT_PORT : port);
}
public void close() {
if (!isConnected()) {
return;
}
socket.close(false);
}
Map<Short, RTMPMessage> getMessages() {
return messages;
}
void listen(final ByteBuffer buffer) {
int rollback = buffer.position();
try {
byte first = buffer.get();
int chunkSizeC = socket.getChunkSizeC();
RTMPChunk chunk = RTMPChunk.rawValue((byte) ((first & 0xff) >> 6));
short streamID = chunk.getStreamID(buffer);
ByteBuffer payload;
RTMPMessage message;
if (chunk == RTMPChunk.THREE) {
payload = payloads.get(streamID);
message = messages.get(streamID);
int remaining = payload.remaining();
if (chunkSizeC < remaining) {
remaining = chunkSizeC;
}
payload.put(buffer.array(), buffer.position(), remaining);
buffer.position(buffer.position() + remaining);
if (!payload.hasRemaining()) {
payload.flip();
message.decode(payload).execute(this);
Log.w(getClass().getName(), message.toString());
payloads.remove(payload);
}
} else {
message = chunk.decode(streamID, this, buffer);
if (message.getLength() <= chunkSizeC) {
message.decode(buffer).execute(this);
Log.w(getClass().getName(), message.toString());
} else {
payload = ByteBuffer.allocate(message.getLength());
payload.put(buffer.array(), buffer.position(), chunkSizeC);
buffer.position(buffer.position() + chunkSizeC);
payloads.put(streamID, payload);
}
messages.put(streamID, message);
}
} catch (IndexOutOfBoundsException e) {
buffer.position(rollback);
throw e;
}
if (buffer.hasRemaining()) {
listen(buffer);
}
}
void createStream(final RTMPStream stream) {
call("createStream", new IResponder() {
@Override
public void onResult(List<Object> arguments) {
int id = new Double((double) arguments.get(0)).intValue();
stream.setId(id);
streams.put(id, stream);
stream.setReadyState(RTMPStream.ReadyState.OPEN);
}
@Override
public void onStatus(List<Object> arguments) {
Log.w(getClass().getName() + "#onStatus", "");
}
});
}
RTMPMessage createConnectionMessage() {
String[] paths = uri.getPath().split("/", 0);
RTMPCommandMessage message = new RTMPCommandMessage(RTMPObjectEncoding.AMF0);
Map<String, Object> commandObject = new HashMap<String, Object>();
commandObject.put("app", paths[1]);
commandObject.put("flashVer", getFlashVer());
commandObject.put("swfUrl", getSwfUrl());
commandObject.put("tcUrl", uri.toString());
commandObject.put("fpad", false);
commandObject.put("capabilities", RTMPConnection.DEFAULT_CAPABILITIES);
commandObject.put("audioCodecs", SupportSound.AAC.rawValue());
commandObject.put("videoCodecs", SupportVideo.H264.rawValue());
commandObject.put("videoFunction", VideoFunction.CLIENT_SEEK.rawValue());
commandObject.put("pageUrl", getPageUrl());
commandObject.put("objectEncoding", objectEncoding.rawValue());
message.setChunkStreamID(RTMPChunk.COMMAND);
message.setStreamID(0);
message.setCommandName("connect");
message.setTransactionID(++transactionID);
message.setCommandObject(commandObject);
if (arguments != null) {
message.setArguments(Arrays.asList(arguments));
}
return message;
}
}