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<h1>AsyncAudioSplitter.h</h1><a href="AsyncAudioSplitter_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00028"></a>00028 <span class="preprocessor">#ifndef ASYNC_AUDIO_SPLITTER_INCLUDED</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define ASYNC_AUDIO_SPLITTER_INCLUDED</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="comment">/****************************************************************************</span>
<a name="l00033"></a>00033 <span class="comment"> *</span>
<a name="l00034"></a>00034 <span class="comment"> * System Includes</span>
<a name="l00035"></a>00035 <span class="comment"> *</span>
<a name="l00036"></a>00036 <span class="comment"> ****************************************************************************/</span>
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="preprocessor">#include <list></span>
<a name="l00039"></a>00039 <span class="preprocessor">#include <sigc++/sigc++.h></span>
<a name="l00040"></a>00040
<a name="l00041"></a>00041
<a name="l00042"></a>00042 <span class="comment">/****************************************************************************</span>
<a name="l00043"></a>00043 <span class="comment"> *</span>
<a name="l00044"></a>00044 <span class="comment"> * Project Includes</span>
<a name="l00045"></a>00045 <span class="comment"> *</span>
<a name="l00046"></a>00046 <span class="comment"> ****************************************************************************/</span>
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="preprocessor">#include <<a class="code" href="AsyncTimer_8h.html" title="Contains a single shot or periodic timer that emits a signal on timeout.">AsyncTimer.h</a>></span>
<a name="l00049"></a>00049
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="comment">/****************************************************************************</span>
<a name="l00052"></a>00052 <span class="comment"> *</span>
<a name="l00053"></a>00053 <span class="comment"> * Local Includes</span>
<a name="l00054"></a>00054 <span class="comment"> *</span>
<a name="l00055"></a>00055 <span class="comment"> ****************************************************************************/</span>
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="preprocessor">#include <<a class="code" href="AsyncAudioSink_8h.html" title="This file contains the base class for an audio sink.">AsyncAudioSink.h</a>></span>
<a name="l00058"></a>00058
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="comment">/****************************************************************************</span>
<a name="l00061"></a>00061 <span class="comment"> *</span>
<a name="l00062"></a>00062 <span class="comment"> * Forward declarations</span>
<a name="l00063"></a>00063 <span class="comment"> *</span>
<a name="l00064"></a>00064 <span class="comment"> ****************************************************************************/</span>
<a name="l00065"></a>00065
<a name="l00066"></a>00066
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="comment">/****************************************************************************</span>
<a name="l00069"></a>00069 <span class="comment"> *</span>
<a name="l00070"></a>00070 <span class="comment"> * Namespace</span>
<a name="l00071"></a>00071 <span class="comment"> *</span>
<a name="l00072"></a>00072 <span class="comment"> ****************************************************************************/</span>
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keyword">namespace </span>Async
<a name="l00075"></a>00075 {
<a name="l00076"></a>00076
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="comment">/****************************************************************************</span>
<a name="l00079"></a>00079 <span class="comment"> *</span>
<a name="l00080"></a>00080 <span class="comment"> * Forward declarations of classes inside of the declared namespace</span>
<a name="l00081"></a>00081 <span class="comment"> *</span>
<a name="l00082"></a>00082 <span class="comment"> ****************************************************************************/</span>
<a name="l00083"></a>00083
<a name="l00084"></a>00084
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="comment">/****************************************************************************</span>
<a name="l00087"></a>00087 <span class="comment"> *</span>
<a name="l00088"></a>00088 <span class="comment"> * Defines & typedefs</span>
<a name="l00089"></a>00089 <span class="comment"> *</span>
<a name="l00090"></a>00090 <span class="comment"> ****************************************************************************/</span>
<a name="l00091"></a>00091
<a name="l00092"></a>00092
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="comment">/****************************************************************************</span>
<a name="l00095"></a>00095 <span class="comment"> *</span>
<a name="l00096"></a>00096 <span class="comment"> * Exported Global Variables</span>
<a name="l00097"></a>00097 <span class="comment"> *</span>
<a name="l00098"></a>00098 <span class="comment"> ****************************************************************************/</span>
<a name="l00099"></a>00099
<a name="l00100"></a>00100
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="comment">/****************************************************************************</span>
<a name="l00103"></a>00103 <span class="comment"> *</span>
<a name="l00104"></a>00104 <span class="comment"> * Class definitions</span>
<a name="l00105"></a>00105 <span class="comment"> *</span>
<a name="l00106"></a>00106 <span class="comment"> ****************************************************************************/</span>
<a name="l00107"></a>00107
<a name="l00116"></a><a class="code" href="classAsync_1_1AudioSplitter.html">00116</a> <span class="keyword">class </span><a class="code" href="classAsync_1_1AudioSplitter.html" title="A class that splits an audio stream into multiple streams.">AudioSplitter</a> : <span class="keyword">public</span> Async::<a class="code" href="classAsync_1_1AudioSink.html" title="The base class for an audio sink.">AudioSink</a>, <span class="keyword">public</span> SigC::Object
<a name="l00117"></a>00117 {
<a name="l00118"></a>00118 <span class="keyword">public</span>:
<a name="l00122"></a>00122 <a class="code" href="classAsync_1_1AudioSplitter.html#aee0249b472b397fd261a239e6f3dfcad" title="Default constuctor.">AudioSplitter</a>(<span class="keywordtype">void</span>);
<a name="l00123"></a>00123
<a name="l00127"></a>00127 <a class="code" href="classAsync_1_1AudioSplitter.html#a7dbde07b0552fe5554e3c3b5f7c6d65d" title="Destructor.">~AudioSplitter</a>(<span class="keywordtype">void</span>);
<a name="l00128"></a>00128
<a name="l00135"></a>00135 <span class="keywordtype">void</span> <a class="code" href="classAsync_1_1AudioSplitter.html#af3ccb8913fb749288521a2939c3a2aa9" title="Add an audio sink to the splitter.">addSink</a>(<a class="code" href="classAsync_1_1AudioSink.html" title="The base class for an audio sink.">AudioSink</a> *sink, <span class="keywordtype">bool</span> managed=<span class="keyword">false</span>);
<a name="l00136"></a>00136
<a name="l00141"></a>00141 <span class="keywordtype">void</span> <a class="code" href="classAsync_1_1AudioSplitter.html#a88f38c8423f8a888a341baf60028d3b3" title="Remove an audio sink from the splitter.">removeSink</a>(<a class="code" href="classAsync_1_1AudioSink.html" title="The base class for an audio sink.">AudioSink</a> *sink);
<a name="l00142"></a>00142
<a name="l00146"></a>00146 <span class="keywordtype">void</span> <a class="code" href="classAsync_1_1AudioSplitter.html#ac446213755a830c5480ff182f3df6d35" title="Remove all audio sinks from this splitter.">removeAllSinks</a>(<span class="keywordtype">void</span>);
<a name="l00147"></a>00147
<a name="l00154"></a>00154 <span class="keywordtype">void</span> <a class="code" href="classAsync_1_1AudioSplitter.html#acdc788d3e39a0b22ff73975025f15419" title="Enable or disable audio output to the given audio sink.">enableSink</a>(<a class="code" href="classAsync_1_1AudioSink.html" title="The base class for an audio sink.">AudioSink</a> *sink, <span class="keywordtype">bool</span> enable);
<a name="l00155"></a>00155
<a name="l00167"></a>00167 <span class="keywordtype">int</span> <a class="code" href="classAsync_1_1AudioSplitter.html#a002a5dd4454b0d650be4215ae1132e9f" title="Write samples into this audio sink.">writeSamples</a>(<span class="keyword">const</span> <span class="keywordtype">float</span> *samples, <span class="keywordtype">int</span> len);
<a name="l00168"></a>00168
<a name="l00177"></a>00177 <span class="keywordtype">void</span> <a class="code" href="classAsync_1_1AudioSplitter.html#abaf97160dabedf4fb0b834fb28e4d0ca" title="Tell the sink to flush the previously written samples.">flushSamples</a>(<span class="keywordtype">void</span>);
<a name="l00178"></a>00178
<a name="l00179"></a>00179
<a name="l00180"></a>00180 <span class="keyword">protected</span>:
<a name="l00181"></a>00181
<a name="l00182"></a>00182 <span class="keyword">private</span>:
<a name="l00183"></a>00183 <span class="keyword">class </span><a class="code" href="classAsync_1_1AudioSplitter.html#a34af6289162369d1407283667daf73f1">Branch</a>;
<a name="l00184"></a>00184
<a name="l00185"></a>00185 std::list<Branch *> branches;
<a name="l00186"></a>00186 <span class="keywordtype">float</span> *buf;
<a name="l00187"></a>00187 <span class="keywordtype">int</span> buf_size;
<a name="l00188"></a>00188 <span class="keywordtype">int</span> buf_len;
<a name="l00189"></a>00189 <span class="keywordtype">bool</span> do_flush;
<a name="l00190"></a>00190 <span class="keywordtype">bool</span> input_stopped;
<a name="l00191"></a>00191 <span class="keywordtype">int</span> flushed_branches;
<a name="l00192"></a>00192 <a class="code" href="classAsync_1_1Timer.html" title="A class that produces timer events.">Async::Timer</a> *cleanup_branches_timer;
<a name="l00193"></a>00193
<a name="l00194"></a>00194 <span class="keywordtype">void</span> writeFromBuffer(<span class="keywordtype">void</span>);
<a name="l00195"></a>00195 <span class="keywordtype">void</span> flushAllBranches(<span class="keywordtype">void</span>);
<a name="l00196"></a>00196
<a name="l00197"></a><a class="code" href="classAsync_1_1AudioSplitter.html#a34af6289162369d1407283667daf73f1">00197</a> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classAsync_1_1AudioSplitter.html#a34af6289162369d1407283667daf73f1">Branch</a>;
<a name="l00198"></a>00198 <span class="keywordtype">void</span> branchResumeOutput(<span class="keywordtype">void</span>);
<a name="l00199"></a>00199 <span class="keywordtype">void</span> branchAllSamplesFlushed(<span class="keywordtype">void</span>);
<a name="l00200"></a>00200 <span class="keywordtype">void</span> cleanupBranches(<a class="code" href="classAsync_1_1Timer.html" title="A class that produces timer events.">Async::Timer</a> *t);
<a name="l00201"></a>00201
<a name="l00202"></a>00202 }; <span class="comment">/* class AudioSplitter */</span>
<a name="l00203"></a>00203
<a name="l00204"></a>00204
<a name="l00205"></a>00205 } <span class="comment">/* namespace */</span>
<a name="l00206"></a>00206
<a name="l00207"></a>00207 <span class="preprocessor">#endif </span><span class="comment">/* ASYNC_AUDIO_SPLITTER_INCLUDED */</span>
<a name="l00208"></a>00208
<a name="l00209"></a>00209
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="comment">/*</span>
<a name="l00212"></a>00212 <span class="comment"> * This file has not been truncated</span>
<a name="l00213"></a>00213 <span class="comment"> */</span>
<a name="l00214"></a>00214
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