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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>PVideoInputDevice class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.2.18 --><center><a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> </center><hr><h1>PVideoInputDevice Class Reference</h1><code>#include <<a class="el" href="videoio_8h-source.html">videoio.h</a>></code><p><p>Inheritance diagram for PVideoInputDevice:<p><center><img src="classPVideoInputDevice.png" usemap="#PVideoInputDevice_map" border="0" alt=""></center><map name="PVideoInputDevice_map"><area href="classPVideoDevice.html" alt="PVideoDevice" shape="rect" coords="0,56,164,80"><area href="classPObject.html" alt="PObject" shape="rect" coords="0,0,164,24"><area href="classPVideoInput1394DcDevice.html" alt="PVideoInput1394DcDevice" shape="rect" coords="0,168,164,192"></map><a href="classPVideoInputDevice-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0><tr><td></td></tr><tr><td colspan=2><br><h2>Public Methods</h2></td></tr><tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a0">~PVideoInputDevice</a> ()</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a1">CanCaptureVideo</a> () const</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a2">Open</a> (const <a class="el" href="classPString.html">PString</a> &<a class="el" href="classPVideoDevice.html#n0">deviceName</a>, BOOL startImmediate=TRUE)=0</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a3">Close</a> ()</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a4">IsCapturing</a> ()=0</td></tr><tr><td nowrap align=right valign=top>virtual PINDEX </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a5">GetMaxFrameBytes</a> ()=0</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a6">GetFrame</a> (<a class="el" href="classPBYTEArray.html">PBYTEArray</a> &frame)=0</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a7">GetFrameData</a> (BYTE *buffer, PINDEX *bytesReturned=NULL)=0</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a8">GetFrameDataNoDelay</a> (BYTE *buffer, PINDEX *bytesReturned=NULL)=0</td></tr><tr><td nowrap align=right valign=top>virtual BOOL </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#a9">TestAllFormats</a> ()=0</td></tr><tr><td colspan=2><br><h2>Static Public Methods</h2></td></tr><tr><td nowrap align=right valign=top><a class="el" href="classPStringList.html">PStringList</a> </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#d0">GetDriverNames</a> (<a class="el" href="classPPluginManager.html">PPluginManager</a> *pluginMgr=NULL)</td></tr><tr><td nowrap align=right valign=top><a class="el" href="classPStringList.html">PStringList</a> </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#d1">GetDriversDeviceNames</a> (const <a class="el" href="classPString.html">PString</a> &driverName, <a class="el" href="classPPluginManager.html">PPluginManager</a> *pluginMgr=NULL)</td></tr><tr><td nowrap align=right valign=top>PVideoInputDevice * </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#d2">CreateDevice</a> (const <a class="el" href="classPString.html">PString</a> &driverName, <a class="el" href="classPPluginManager.html">PPluginManager</a> *pluginMgr=NULL)</td></tr><tr><td nowrap align=right valign=top>PVideoInputDevice * </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#d3">CreateDeviceByName</a> (const <a class="el" href="classPString.html">PString</a> &<a class="el" href="classPVideoDevice.html#n0">deviceName</a>, <a class="el" href="classPPluginManager.html">PPluginManager</a> *pluginMgr=NULL)</td></tr><tr><td nowrap align=right valign=top>PVideoInputDevice * </td><td valign=bottom><a class="el" href="classPVideoInputDevice.html#d4">CreateOpenedDevice</a> (const <a class="el" href="classPString.html">PString</a> &driverName, const <a class="el" href="classPString.html">PString</a> &<a class="el" href="classPVideoDevice.html#n0">deviceName</a>, BOOL startImmediate=TRUE, <a class="el" href="classPPluginManager.html">PPluginManager</a> *pluginMgr=NULL)</td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2>This class defines a video input device. <p><hr><h2>Constructor & Destructor Documentation</h2><a name="a0" doxytag="PVideoInputDevice::~PVideoInputDevice"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> PVideoInputDevice::~PVideoInputDevice </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [inline]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Close the video input device on destruction. </td> </tr></table><hr><h2>Member Function Documentation</h2><a name="a1" doxytag="PVideoInputDevice::CanCaptureVideo"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> virtual BOOL PVideoInputDevice::CanCaptureVideo </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [virtual]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Is the device a camera, and obtain video <p>Implements <a class="el" href="classPVideoDevice.html#a27">PVideoDevice</a>. </td> </tr></table><a name="a3" doxytag="PVideoInputDevice::Close"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> virtual BOOL PVideoInputDevice::Close </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [inline, virtual]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Close the device. <p>Implements <a class="el" href="classPVideoDevice.html#a4">PVideoDevice</a>.<p>Reimplemented in <a class="el" href="classPVideoInput1394DcDevice.html#a4">PVideoInput1394DcDevice</a>. </td> </tr></table><a name="d2" doxytag="PVideoInputDevice::CreateDevice"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> PVideoInputDevice* PVideoInputDevice::CreateDevice </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="classPString.html">PString</a> & </td> <td class="mdname" nowrap> <em>driverName</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap><a class="el" href="classPPluginManager.html">PPluginManager</a> * </td> <td class="mdname" nowrap> <em>pluginMgr</em> = NULL</td> </tr> <tr> <td></td> <td class="md">) </td> <td class="md" colspan="2"><code> [static]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Return the video input device that corresponds to the specified name. </td> </tr></table><a name="d3" doxytag="PVideoInputDevice::CreateDeviceByName"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> PVideoInputDevice* PVideoInputDevice::CreateDeviceByName </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="classPString.html">PString</a> & </td> <td class="mdname" nowrap> <em>deviceName</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap><a class="el" href="classPPluginManager.html">PPluginManager</a> * </td> <td class="mdname" nowrap> <em>pluginMgr</em> = NULL</td> </tr> <tr> <td></td> <td class="md">) </td> <td class="md" colspan="2"><code> [static]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p> </td> </tr></table><a name="d4" doxytag="PVideoInputDevice::CreateOpenedDevice"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> PVideoInputDevice* PVideoInputDevice::CreateOpenedDevice </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="classPString.html">PString</a> & </td> <td class="mdname" nowrap> <em>driverName</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>const <a class="el" href="classPString.html">PString</a> & </td> <td class="mdname" nowrap> <em>deviceName</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>BOOL </td> <td class="mdname" nowrap> <em>startImmediate</em> = TRUE, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap><a class="el" href="classPPluginManager.html">PPluginManager</a> * </td> <td class="mdname" nowrap> <em>pluginMgr</em> = NULL</td> </tr> <tr> <td></td> <td class="md">) </td> <td class="md" colspan="2"><code> [static]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Return opened video input device that corresponds to the specified name </td> </tr></table><a name="d0" doxytag="PVideoInputDevice::GetDriverNames"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> <a class="el" href="classPStringList.html">PStringList</a> PVideoInputDevice::GetDriverNames </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top"><a class="el" href="classPPluginManager.html">PPluginManager</a> * </td> <td class="mdname1" valign="top" nowrap> <em>pluginMgr</em> = NULL </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [static]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Return the list of available video input drivers </td> </tr></table><a name="d1" doxytag="PVideoInputDevice::GetDriversDeviceNames"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> <a class="el" href="classPStringList.html">PStringList</a> PVideoInputDevice::GetDriversDeviceNames </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="classPString.html">PString</a> & </td> <td class="mdname" nowrap> <em>driverName</em>, </td>⌨️ 快捷键说明
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