/**
* Push message through pipe
*
* @param pipe Pipe
* @param message Message to push
* @throws IOException if message could not be written
*/
public synchronized void pushMessage(IPipe pipe, IMessage message) throws IOException {
if (message instanceof ResetMessage) {
startTimestamp = -1;
offset += lastTimestamp;
return;
} else if (message instanceof StatusMessage) {
return;
}
if (!(message instanceof RTMPMessage)) {
return;
}
if (writer == null) {
init();
}
RTMPMessage rtmpMsg = (RTMPMessage) message;
final IRTMPEvent msg = rtmpMsg.getBody();
if (startTimestamp == -1) {
startTimestamp = msg.getTimestamp();
}
// if we're dealing with a FlexStreamSend IRTMPEvent, this avoids relative timestamp
// calculations
int timestamp = msg.getTimestamp();
if (!(msg instanceof FlexStreamSend)) {
timestamp -= startTimestamp;
lastTimestamp = timestamp;
}
if (timestamp < 0) {
log.warn("Skipping message with negative timestamp.");
return;
}
ITag tag = new Tag();
tag.setDataType(msg.getDataType());
// Always add offset since it's needed for "append" publish mode
// It adds on disk flv file duration
// Search for "offset" in this class constructor
tag.setTimestamp(timestamp + offset);
if (msg instanceof IStreamData) {
IoBuffer data = ((IStreamData) msg).getData().asReadOnlyBuffer();
tag.setBodySize(data.limit());
tag.setBody(data);
}
try {
writer.writeTag(tag);
} catch (IOException e) {
log.error("error writing tag", e);
throw e;
}
}
/** Reset */
private synchronized void uninit() {
if (writer != null) {
writer.close();
writer = null;
}
}