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-rw-r--r--examples/streamsound.cc106
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diff --git a/examples/streamsound.cc b/examples/streamsound.cc
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--- a/examples/streamsound.cc
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- /*
-
- Copyright (C) 2000 Stefan Westerfeld
- stefan@space.twc.de
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Permission is also granted to link this program with the Qt
- library, treating Qt like a library that normally accompanies the
- operating system kernel, whether or not that is in fact the case.
-
- */
-
-#include "soundserver.h"
-#include "stdsynthmodule.h"
-
-#include <stdio.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <iostream>
-#include <math.h>
-
-using namespace std;
-using namespace Arts;
-
-class Sender : public ByteSoundProducer_skel,
- public StdSynthModule
-{
- bool _finished;
- int pos;
-public:
- Sender() : _finished(false), pos(0)
- {
- }
- long samplingRate() { return 44100; }
- long channels() { return 2; }
- long bits() { return 16; }
- bool finished() { return _finished; }
-
- static const int packetCount = 10, packetCapacity = 1024;
- void streamStart()
- {
- /*
- * start streaming
- */
- outdata.setPull(packetCount, packetCapacity);
- }
-
- void request_outdata(DataPacket<mcopbyte> *packet)
- {
- /*
- * fill the packet with new data
- */
- // ----------------- audio fill up start -----------------
-
- int j;
- mcopbyte *to = &packet->contents[0];
- for(j=0;j<packetCapacity/4;j++)
- {
- // generate two sin waves
- float fpos = ((float)pos)/44100.0;
- long left = (long)(sin(fpos*6.28*440.0)*30000.0);
- long right = (long)(sin(fpos*6.28*880.0)*30000.0);
- pos++;
-
- // put the samples in the packet
- *to++ = left & 0xff;
- *to++ = (left >> 8) & 0xff;
- *to++ = right & 0xff;
- *to++ = (right >> 8) & 0xff;
- }
-
- // ------------------ audio fill up end ------------------
- packet->send();
- }
-};
-
-int main(int argc, char **argv)
-{
- Dispatcher dispatcher;
- SimpleSoundServer server = Reference("global:Arts_SimpleSoundServer");
-
- if(server.isNull())
- {
- cerr << "Can't connect to sound server" << endl;
- return 1;
- }
-
- ByteSoundProducer sender = ByteSoundProducer::_from_base(new Sender());
- server.attach(sender);
- sender.start();
- dispatcher.run();
- server.detach(sender); // in this example: not reached
-}