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 <span id="projectnumber">0.9.3</span>
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<div class="textblock"><code>#include <unistd.h></code><br />
<code>#include <asm/unistd.h></code><br />
<code>#include <<a class="el" href="omxcore_8h_source.html">omxcore.h</a>></code><br />
<code>#include "<a class="el" href="omx__base__filter_8h_source.html">omx_base_filter.h</a>"</code><br />
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<p><a href="omx__base__filter_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a38226d1e5a2bcb7c19f3defa758c929d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="_o_m_x___core_8h.html#a4e2923ea92fd56f5bd9783a6dac7629a">OMX_ERRORTYPE</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="omx__base__filter_8c.html#a38226d1e5a2bcb7c19f3defa758c929d">omx_base_filter_Constructor</a> (<a class="el" href="struct_o_m_x___c_o_m_p_o_n_e_n_t_t_y_p_e.html">OMX_COMPONENTTYPE</a> *openmaxStandComp, <a class="el" href="_o_m_x___types_8h.html#a35830b439b00948006e5ef824fef715f">OMX_STRING</a> cComponentName)</td></tr>
<tr class="memdesc:a38226d1e5a2bcb7c19f3defa758c929d"><td class="mdescLeft"> </td><td class="mdescRight">The base filter contructor for the OpenMAX ST components. <a href="#a38226d1e5a2bcb7c19f3defa758c929d">More...</a><br /></td></tr>
<tr class="separator:a38226d1e5a2bcb7c19f3defa758c929d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af02c8c172a5dcfb8a7b1eef2f3e8cc60"><td class="memItemLeft" align="right" valign="top"><a class="el" href="_o_m_x___core_8h.html#a4e2923ea92fd56f5bd9783a6dac7629a">OMX_ERRORTYPE</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="omx__base__filter_8c.html#af02c8c172a5dcfb8a7b1eef2f3e8cc60">omx_base_filter_Destructor</a> (<a class="el" href="struct_o_m_x___c_o_m_p_o_n_e_n_t_t_y_p_e.html">OMX_COMPONENTTYPE</a> *openmaxStandComp)</td></tr>
<tr class="memdesc:af02c8c172a5dcfb8a7b1eef2f3e8cc60"><td class="mdescLeft"> </td><td class="mdescRight">the base filter destructor for ST OpenMAX components <a href="#af02c8c172a5dcfb8a7b1eef2f3e8cc60">More...</a><br /></td></tr>
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<tr class="memitem:ab20ece575001c6e9a5163e57e37a6a89"><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="omx__base__filter_8c.html#ab20ece575001c6e9a5163e57e37a6a89">omx_base_filter_BufferMgmtFunction</a> (void *param)</td></tr>
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<h2 class="groupheader">Function Documentation</h2>
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<td class="memname">void* omx_base_filter_BufferMgmtFunction </td>
<td>(</td>
<td class="paramtype">void * </td>
<td class="paramname"><em>param</em></td><td>)</td>
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<p>This is the central function for component processing. It is executed in a separate thread, is synchronized with semaphores at each port, those are released each time a new buffer is available on the given port. </p>
<p>Definition at line <a class="el" href="omx__base__filter_8c_source.html#l00083">83</a> of file <a class="el" href="omx__base__filter_8c_source.html">omx_base_filter.c</a>.</p>
<p>References <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::bellagioThreads</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::bIsEOSReached</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::bMgmtSem</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::bStateSem</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::BufferMgmtCallback</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::callbackData</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::callbacks</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00039">DEB_LEV_ERR</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00054">DEB_LEV_FULL_SEQ</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00059">DEB_LEV_FUNCTION_NAME</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00048">DEB_LEV_SIMPLE_SEQ</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00077">DEBUG</a>, <a class="el" href="queue_8c_source.html#l00122">dequeue()</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00530">OMX_CALLBACKTYPE::EventHandler</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::flush_all_condition</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::flush_condition</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::flush_mutex</a>, <a class="el" href="_o_m_x___types_8h_source.html#l00299">OMX_MARKTYPE::hMarkTargetComponent</a>, <a class="el" href="extension__struct_8h_source.html#l00037">OMX_PARAM_BELLAGIOTHREADS_ID::nThreadBufferMngtID</a>, <a class="el" href="omx__base__filter_8h_source.html#l00039">OMX_BASE_FILTER_INPUTPORT_INDEX</a>, <a class="el" href="omx__base__filter_8h_source.html#l00043">OMX_BASE_FILTER_OUTPUTPORT_INDEX</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00299">OMX_BUFFERFLAG_EOS</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00326">OMX_BUFFERFLAG_STARTTIME</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00485">OMX_EventBufferFlag</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00483">OMX_EventMark</a>, <a class="el" href="_o_m_x___types_8h_source.html#l00190">OMX_FALSE</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00105">OMX_StateExecuting</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00102">OMX_StateIdle</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00094">OMX_StateInvalid</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00097">OMX_StateLoaded</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00107">OMX_StatePause</a>, <a class="el" href="omx__base__component_8h_source.html#l00088">OMX_TransStateLoadedToIdle</a>, <a class="el" href="_o_m_x___types_8h_source.html#l00191">OMX_TRUE</a>, <a class="el" href="omx__base__port_8h_source.html#l00142">omx_base_PortType::pBufferQueue</a>, <a class="el" href="omx__base__port_8h_source.html#l00142">omx_base_PortType::pBufferSem</a>, <a class="el" href="_o_m_x___component_8h_source.html#l00326">OMX_COMPONENTTYPE::pComponentPrivate</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::pMark</a>, <a class="el" href="_o_m_x___types_8h_source.html#l00302">OMX_MARKTYPE::pMarkData</a>, <a class="el" href="omx__base__port_8h_source.html#l00039">PORT_IS_BEING_FLUSHED</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::ports</a>, <a class="el" href="omx__base__port_8h_source.html#l00142">omx_base_PortType::ReturnBufferFunction</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::state</a>, <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::transientState</a>, <a class="el" href="tsemaphore_8c_source.html#l00097">tsem_down()</a>, <a class="el" href="tsemaphore_8c_source.html#l00110">tsem_up()</a>, and <a class="el" href="tsemaphore_8c_source.html#l00131">tsem_wait()</a>.</p>
<p>Referenced by <a class="el" href="omx__base__filter_8c_source.html#l00034">omx_base_filter_Constructor()</a>.</p>
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<td class="memname"><a class="el" href="_o_m_x___core_8h.html#a4e2923ea92fd56f5bd9783a6dac7629a">OMX_ERRORTYPE</a> omx_base_filter_Constructor </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_o_m_x___c_o_m_p_o_n_e_n_t_t_y_p_e.html">OMX_COMPONENTTYPE</a> * </td>
<td class="paramname"><em>openmaxStandComp</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="_o_m_x___types_8h.html#a35830b439b00948006e5ef824fef715f">OMX_STRING</a> </td>
<td class="paramname"><em>cComponentName</em> </td>
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<td></td>
<td>)</td>
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<p>The base filter contructor for the OpenMAX ST components. </p>
<p><a class="el" href="omx__base__filter_8c.html">src/base/omx_base_filter.c</a></p>
<p>OpenMAX Base Filter component. This component does not perform any multimedia processing. It derives from base component and contains two ports. It can be used as a base class for codec and filter components.</p>
<p>Copyright (C) 2007-2009 STMicroelectronics Copyright (C) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).</p>
<p>This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.</p>
<p>This library 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 Lesser General Public License for more details.</p>
<p>You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA </p>
<p>Definition at line <a class="el" href="omx__base__filter_8c_source.html#l00034">34</a> of file <a class="el" href="omx__base__filter_8c_source.html">omx_base_filter.c</a>.</p>
<p>References <a class="el" href="omx__base__filter_8h_source.html#l00057">omx_base_filter_PrivateType::BufferMgmtFunction</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00039">DEB_LEV_ERR</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00059">DEB_LEV_FUNCTION_NAME</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00077">DEBUG</a>, <a class="el" href="omxvolcontroltest_8c_source.html#l00034">err</a>, <a class="el" href="omx__base__component_8c_source.html#l00095">omx_base_component_Constructor()</a>, <a class="el" href="omx__base__filter_8c_source.html#l00083">omx_base_filter_BufferMgmtFunction()</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00131">OMX_ErrorInsufficientResources</a>, <a class="el" href="_o_m_x___core_8h_source.html#l00128">OMX_ErrorNone</a>, and <a class="el" href="_o_m_x___component_8h_source.html#l00326">OMX_COMPONENTTYPE::pComponentPrivate</a>.</p>
<p>Referenced by <a class="el" href="omx__audiomixer__component_8c_source.html#l00035">omx_audio_mixer_component_Constructor()</a>, <a class="el" href="omx__video__scheduler__component_8c_source.html#l00040">omx_video_scheduler_component_Constructor()</a>, and <a class="el" href="omx__volume__component_8c_source.html#l00035">omx_volume_component_Constructor()</a>.</p>
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<td class="memname"><a class="el" href="_o_m_x___core_8h.html#a4e2923ea92fd56f5bd9783a6dac7629a">OMX_ERRORTYPE</a> omx_base_filter_Destructor </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_o_m_x___c_o_m_p_o_n_e_n_t_t_y_p_e.html">OMX_COMPONENTTYPE</a> * </td>
<td class="paramname"><em>openmaxStandComp</em></td><td>)</td>
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<p>the base filter destructor for ST OpenMAX components </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">openmaxStandComp</td><td>the ST OpenMAX component to be disposed </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="omx__base__filter_8c_source.html#l00066">66</a> of file <a class="el" href="omx__base__filter_8c_source.html">omx_base_filter.c</a>.</p>
<p>References <a class="el" href="omx__comp__debug__levels_8h_source.html#l00039">DEB_LEV_ERR</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00059">DEB_LEV_FUNCTION_NAME</a>, <a class="el" href="omx__comp__debug__levels_8h_source.html#l00077">DEBUG</a>, <a class="el" href="omxvolcontroltest_8c_source.html#l00034">err</a>, <a class="el" href="omx__base__component_8c_source.html#l00271">omx_base_component_Destructor()</a>, and <a class="el" href="_o_m_x___core_8h_source.html#l00128">OMX_ErrorNone</a>.</p>
<p>Referenced by <a class="el" href="omx__audiomixer__component_8c_source.html#l00134">omx_audio_mixer_component_Destructor()</a>, <a class="el" href="omx__video__scheduler__component_8c_source.html#l00139">omx_video_scheduler_component_Destructor()</a>, and <a class="el" href="omx__volume__component_8c_source.html#l00120">omx_volume_component_Destructor()</a>.</p>
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