Added support for attaching only source and/or consumer to another channel.
Wave recording can be size limited. git-svn-id: http://voip.null.ro/svn/yate@38 acf43c95-373e-0410-b603-e72c3f656dc1
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3b04e40be9
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907e698d85
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@ -54,6 +54,13 @@ public:
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virtual bool received(Message &msg);
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};
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class AttachHandler : public MessageHandler
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{
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public:
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AttachHandler() : MessageHandler("attach") { }
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virtual bool received(Message &msg);
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};
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class StatusHandler : public MessageHandler
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{
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public:
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@ -194,6 +201,8 @@ ToneChan::ToneChan(const String &tone)
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setSource(t);
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t->deref();
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}
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else
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Debug(DebugWarn,"No source tone '%s' in ToneChan [%p]",tone.c_str(),this);
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}
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ToneChan::~ToneChan()
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@ -250,6 +259,31 @@ bool ToneHandler::received(Message &msg)
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return true;
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}
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bool AttachHandler::received(Message &msg)
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{
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String src(msg.getValue("source"));
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if (src.null())
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return false;
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Regexp r("^tone/\\(.*\\)$");
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if (!src.matches(r))
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return false;
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src = src.matchString(1);
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DataEndpoint *dd = static_cast<DataEndpoint *>(msg.userData());
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if (dd) {
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ToneSource *t = ToneSource::getTone(src);
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if (t) {
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dd->setSource(t);
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t->deref();
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// Let the message flow if it wants to attach a consumer too
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return !msg.getValue("consumer");
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}
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Debug(DebugWarn,"No source tone '%s' could be attached to [%p]",src.c_str(),dd);
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}
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else
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Debug(DebugFail,"Tone '%s' attach request with no data channel!",src.c_str());
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return false;
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}
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bool StatusHandler::received(Message &msg)
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{
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const char *sel = msg.getValue("module");
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@ -287,6 +321,7 @@ void ToneGenPlugin::initialize()
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if (!m_handler) {
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m_handler = new ToneHandler("call");
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Engine::install(m_handler);
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Engine::install(new AttachHandler);
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Engine::install(new StatusHandler);
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}
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}
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@ -18,17 +18,15 @@
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using namespace TelEngine;
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class WaveChan;
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class WaveSource : public ThreadedSource
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{
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public:
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WaveSource(const char *file, WaveChan *chan);
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WaveSource(const String& file, DataEndpoint *chan);
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~WaveSource();
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virtual void run();
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virtual void cleanup();
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private:
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WaveChan *m_chan;
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DataEndpoint *m_chan;
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int m_fd;
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unsigned m_brate;
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unsigned m_total;
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@ -38,19 +36,21 @@ private:
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class WaveConsumer : public DataConsumer
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{
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public:
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WaveConsumer(const char *file);
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WaveConsumer(const String& file, DataEndpoint *chan = 0, unsigned maxlen = 0);
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~WaveConsumer();
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virtual void Consume(const DataBlock &data);
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private:
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DataEndpoint *m_chan;
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int m_fd;
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unsigned m_total;
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unsigned m_maxlen;
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unsigned long long m_time;
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};
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class WaveChan : public DataEndpoint
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{
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public:
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WaveChan(const char *file, bool record);
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WaveChan(const String& file, bool record, unsigned maxlen = 0);
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~WaveChan();
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virtual void disconnected();
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};
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@ -62,6 +62,13 @@ public:
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virtual bool received(Message &msg);
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};
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class AttachHandler : public MessageHandler
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{
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public:
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AttachHandler() : MessageHandler("attach") { }
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virtual bool received(Message &msg);
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};
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class WaveFilePlugin : public Plugin
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{
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public:
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@ -71,21 +78,28 @@ private:
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WaveHandler *m_handler;
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};
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WaveSource::WaveSource(const char *file, WaveChan *chan)
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WaveSource::WaveSource(const String& file, DataEndpoint *chan)
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: m_chan(chan), m_fd(-1), m_brate(16000), m_total(0), m_time(0)
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{
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Debug(DebugAll,"WaveSource::WaveSource(\"%s\") [%p]",file,this);
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Regexp r("\\.gsm$");
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if (r.matches(file)) {
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Debug(DebugAll,"WaveSource::WaveSource(\"%s\",%p) [%p]",file.c_str(),chan,this);
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if (file.endsWith(".gsm")) {
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m_format = "gsm";
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m_brate = 1650;
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}
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m_fd = ::open(file,O_RDONLY|O_NOCTTY);
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else if (file.endsWith(".alaw")) {
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m_format = "alaw";
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m_brate = 8000;
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}
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else if (file.endsWith(".mulaw")) {
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m_format = "mulaw";
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m_brate = 8000;
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}
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m_fd = ::open(file.safe(),O_RDONLY|O_NOCTTY);
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if (m_fd >= 0)
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start("WaveSource");
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else
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Debug(DebugFail,"Opening '%s': error %d: %s",
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file, errno, ::strerror(errno));
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file.c_str(), errno, ::strerror(errno));
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}
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WaveSource::~WaveSource()
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@ -138,20 +152,25 @@ void WaveSource::run()
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void WaveSource::cleanup()
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{
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Debug(DebugAll,"WaveSource [%p] cleanup, total=%u",this,m_total);
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m_chan->disconnect();
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if (m_chan)
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m_chan->disconnect();
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}
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WaveConsumer::WaveConsumer(const char *file)
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: m_fd(-1), m_total(0), m_time(0)
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WaveConsumer::WaveConsumer(const String& file, DataEndpoint *chan, unsigned maxlen)
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: m_chan(chan), m_fd(-1), m_total(0), m_maxlen(maxlen), m_time(0)
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{
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Debug(DebugAll,"WaveConsumer::WaveConsumer(\"%s\") [%p]",file,this);
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Regexp r("\\.gsm$");
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if (r.matches(file))
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Debug(DebugAll,"WaveConsumer::WaveConsumer(\"%s\",%p,%u) [%p]",
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file.c_str(),chan,maxlen,this);
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if (file.endsWith(".gsm"))
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m_format = "gsm";
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m_fd = ::creat(file,S_IRUSR|S_IWUSR);
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else if (file.endsWith(".alaw"))
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m_format = "alaw";
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else if (file.endsWith(".mulaw"))
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m_format = "mulaw";
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m_fd = ::creat(file.safe(),S_IRUSR|S_IWUSR);
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if (m_fd < 0)
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Debug(DebugFail,"Creating '%s': error %d: %s",
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file, errno, ::strerror(errno));
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file.c_str(), errno, ::strerror(errno));
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}
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WaveConsumer::~WaveConsumer()
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@ -172,20 +191,33 @@ WaveConsumer::~WaveConsumer()
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void WaveConsumer::Consume(const DataBlock &data)
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{
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if ((m_fd >= 0) && !data.null()) {
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if (!data.null()) {
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if (!m_time)
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m_time = Time::now();
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::write(m_fd,data.data(),data.length());
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if (m_fd >= 0)
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::write(m_fd,data.data(),data.length());
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m_total += data.length();
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if (m_maxlen && (m_total >= m_maxlen)) {
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m_maxlen = 0;
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if (m_fd >= 0) {
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::close(m_fd);
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m_fd = -1;
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}
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#if 0
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// This is no good - this should be done in another thread
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if (m_chan)
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m_chan->disconnect();
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#endif
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}
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}
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}
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WaveChan::WaveChan(const char *file, bool record)
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WaveChan::WaveChan(const String& file, bool record, unsigned maxlen)
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: DataEndpoint("wavefile")
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{
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Debug(DebugAll,"WaveChan::WaveChan(%s) [%p]",(record ? "record" : "play"),this);
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if (record) {
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setConsumer(new WaveConsumer(file));
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setConsumer(new WaveConsumer(file,this,maxlen));
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getConsumer()->deref();
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}
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else {
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@ -223,11 +255,13 @@ bool WaveHandler::received(Message &msg)
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return false;
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}
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String ml(msg.getValue("maxlen"));
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unsigned maxlen = ml.toInteger(0);
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DataEndpoint *dd = static_cast<DataEndpoint *>(msg.userData());
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if (dd) {
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Debug(DebugInfo,"%s wave file '%s'", (meth ? "Record to" : "Play from"),
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dest.matchString(2).c_str());
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dd->connect(new WaveChan(dest.matchString(2).c_str(),meth));
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dd->connect(new WaveChan(dest.matchString(2),meth,maxlen));
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return true;
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}
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@ -246,7 +280,7 @@ bool WaveHandler::received(Message &msg)
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m = "call";
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m.addParam("callto",m.retValue());
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m.retValue() = 0;
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WaveChan *c = new WaveChan(dest.matchString(2).c_str(),meth);
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WaveChan *c = new WaveChan(dest.matchString(2),meth,maxlen);
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m.userData(c);
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if (Engine::dispatch(m))
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return true;
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@ -258,6 +292,78 @@ bool WaveHandler::received(Message &msg)
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return false;
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}
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bool AttachHandler::received(Message &msg)
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{
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int more = 2;
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String src(msg.getValue("source"));
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if (src.null())
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more--;
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else {
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Regexp r("^wave/\\([^/]*\\)/\\(.*\\)$");
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if (src.matches(r)) {
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if (src.matchString(1) == "play") {
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src = src.matchString(2);
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more--;
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}
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else {
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Debug(DebugFail,"Could not attach source with method '%s', use 'play'",
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src.matchString(1).c_str());
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src = "";
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}
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}
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else
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src = "";
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}
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String cons(msg.getValue("consumer"));
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if (cons.null())
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more--;
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else {
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Regexp r("^wave/\\([^/]*\\)/\\(.*\\)$");
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if (cons.matches(r)) {
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if (cons.matchString(1) == "record") {
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cons = cons.matchString(2);
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more--;
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}
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else {
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Debug(DebugFail,"Could not attach consumer with method '%s', use 'record'",
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cons.matchString(1).c_str());
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cons = "";
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}
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}
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else
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cons = "";
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}
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if (src.null() && cons.null())
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return false;
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String ml(msg.getValue("maxlen"));
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unsigned maxlen = ml.toInteger(0);
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DataEndpoint *dd = static_cast<DataEndpoint *>(msg.userData());
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if (!dd) {
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if (!src.null())
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Debug(DebugFail,"Wave source '%s' attach request with no data channel!",src.c_str());
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if (!cons.null())
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Debug(DebugFail,"Wave consumer '%s' attach request with no data channel!",cons.c_str());
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return false;
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}
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if (!src.null()) {
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WaveSource* s = new WaveSource(src,dd);
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dd->setSource(s);
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s->deref();
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}
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if (!cons.null()) {
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WaveConsumer* c = new WaveConsumer(cons,dd,maxlen);
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dd->setConsumer(c);
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c->deref();
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}
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// Stop dispatching if we handled all requested
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return !more;
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}
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WaveFilePlugin::WaveFilePlugin()
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: m_handler(0)
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{
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@ -270,6 +376,7 @@ void WaveFilePlugin::initialize()
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if (!m_handler) {
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m_handler = new WaveHandler("call");
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Engine::install(m_handler);
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Engine::install(new AttachHandler);
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}
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}
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