<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>NVIDIA 2D Image And Signal Performance Primitives (NPP): IQA</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <script type="text/javascript"> $(document).ready(function() { searchBox.OnSelectItem(0); }); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">NVIDIA 2D Image And Signal Performance Primitives (NPP)  <span id="projectnumber">Version 10.1.1</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.5 --> <script type="text/javascript"> var searchBox = new SearchBox("searchBox", "search",false,'Search'); </script> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li> <div id="MSearchBox" class="MSearchBoxInactive"> <span class="left"> <img id="MSearchSelect" src="search/mag_sel.png" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" alt=""/> <input type="text" id="MSearchField" value="Search" accesskey="S" onfocus="searchBox.OnSearchFieldFocus(true)" onblur="searchBox.OnSearchFieldFocus(false)" onkeyup="searchBox.OnSearchFieldChange(event)"/> </span><span class="right"> <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> </span> </div> </li> </ul> </div> </div><!-- top --> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Pages</a></div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <div class="header"> <div class="headertitle"> <div class="title">IQA<div class="ingroups"><a class="el" href="group__image__statistics__functions.html">Statistical Operations</a></div></div> </div> </div><!--header--> <div class="contents"> <p>Primitives for computing the image quality between two images, such as MSE, PSNR, SSIM, and MS-SSIM. <a href="#details">More...</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="member-group"></a> MSE</h2></td></tr> <tr class="memitem:ga366ea0c25926c06e36012c6118229b7c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga366ea0c25926c06e36012c6118229b7c">nppiMSE_8u_C1R_Ctx</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pMSE, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:ga366ea0c25926c06e36012c6118229b7c"><td class="mdescLeft"> </td><td class="mdescRight">One-channel 8-bit unsigned image MSE. <a href="#ga366ea0c25926c06e36012c6118229b7c">More...</a><br/></td></tr> <tr class="separator:ga366ea0c25926c06e36012c6118229b7c"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga53033ae8b029856cdf17a5d7166d9814"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga53033ae8b029856cdf17a5d7166d9814">nppiMSE_8u_C1R</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pMSE, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer)</td></tr> <tr class="separator:ga53033ae8b029856cdf17a5d7166d9814"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga8100978bba568f346799c41ebbac63ca"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga8100978bba568f346799c41ebbac63ca">nppiPSNR_8u_C1R_Ctx</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pPSNR, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:ga8100978bba568f346799c41ebbac63ca"><td class="mdescLeft"> </td><td class="mdescRight">One-channel 8-bit unsigned image PSNR. <a href="#ga8100978bba568f346799c41ebbac63ca">More...</a><br/></td></tr> <tr class="separator:ga8100978bba568f346799c41ebbac63ca"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga59a594198e1a504c3a312bb070d1bcbc"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga59a594198e1a504c3a312bb070d1bcbc">nppiPSNR_8u_C1R</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pPSNR, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer)</td></tr> <tr class="separator:ga59a594198e1a504c3a312bb070d1bcbc"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga80a25720b995413e536ab31c55055022"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga80a25720b995413e536ab31c55055022">nppiSSIM_8u_C1R_Ctx</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pSSIM, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:ga80a25720b995413e536ab31c55055022"><td class="mdescLeft"> </td><td class="mdescRight">One-channel 8-bit unsigned image SSIM. <a href="#ga80a25720b995413e536ab31c55055022">More...</a><br/></td></tr> <tr class="separator:ga80a25720b995413e536ab31c55055022"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga63ec469e118a653f9683ca87d16c79df"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga63ec469e118a653f9683ca87d16c79df">nppiSSIM_8u_C1R</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pSSIM, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer)</td></tr> <tr class="separator:ga63ec469e118a653f9683ca87d16c79df"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga17602be0f76669187d28351d801486ac"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga17602be0f76669187d28351d801486ac">nppiMSSSIM_8u_C1R_Ctx</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pMSSSIM, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:ga17602be0f76669187d28351d801486ac"><td class="mdescLeft"> </td><td class="mdescRight">One-channel 8-bit unsigned image MS-SSIM*. <a href="#ga17602be0f76669187d28351d801486ac">More...</a><br/></td></tr> <tr class="separator:ga17602be0f76669187d28351d801486ac"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga5b73e8c71c74fa9445a1c7d824d782ff"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga5b73e8c71c74fa9445a1c7d824d782ff">nppiMSSSIM_8u_C1R</a> (const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc1, int nSrc1Step, const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pSrc2, int nSrc2Step, <a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, <a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> *pMSSSIM, <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> *pDeviceBuffer)</td></tr> <tr class="separator:ga5b73e8c71c74fa9445a1c7d824d782ff"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga05dd93d82ecee5dd302e14387389aa4f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga05dd93d82ecee5dd302e14387389aa4f">nppiMSEGetBufferHostSize_8u_C1R_Ctx</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:ga05dd93d82ecee5dd302e14387389aa4f"><td class="mdescLeft"> </td><td class="mdescRight">Buffer size for <a class="el" href="group__image__quality__assessment.html#ga53033ae8b029856cdf17a5d7166d9814">nppiMSE_8u_C1R</a>. <a href="#ga05dd93d82ecee5dd302e14387389aa4f">More...</a><br/></td></tr> <tr class="separator:ga05dd93d82ecee5dd302e14387389aa4f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gafb905de0ce0d9a2d8eb7cfaea2577e29"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#gafb905de0ce0d9a2d8eb7cfaea2577e29">nppiMSEGetBufferHostSize_8u_C1R</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize)</td></tr> <tr class="separator:gafb905de0ce0d9a2d8eb7cfaea2577e29"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gac60fae374bee4bff4f5595c516b281a0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#gac60fae374bee4bff4f5595c516b281a0">nppiPSNRGetBufferHostSize_8u_C1R_Ctx</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:gac60fae374bee4bff4f5595c516b281a0"><td class="mdescLeft"> </td><td class="mdescRight">Buffer size for <a class="el" href="group__image__quality__assessment.html#ga59a594198e1a504c3a312bb070d1bcbc">nppiPSNR_8u_C1R</a>. <a href="#gac60fae374bee4bff4f5595c516b281a0">More...</a><br/></td></tr> <tr class="separator:gac60fae374bee4bff4f5595c516b281a0"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga890da776d7141e0c913e87f33d1f7733"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga890da776d7141e0c913e87f33d1f7733">nppiPSNRGetBufferHostSize_8u_C1R</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize)</td></tr> <tr class="separator:ga890da776d7141e0c913e87f33d1f7733"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga3805bc3c11b76b0d6064e1fc2420c50d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga3805bc3c11b76b0d6064e1fc2420c50d">nppiSSIMGetBufferHostSize_8u_C1R_Ctx</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:ga3805bc3c11b76b0d6064e1fc2420c50d"><td class="mdescLeft"> </td><td class="mdescRight">Buffer size for <a class="el" href="group__image__quality__assessment.html#ga63ec469e118a653f9683ca87d16c79df">nppiSSIM_8u_C1R</a>. <a href="#ga3805bc3c11b76b0d6064e1fc2420c50d">More...</a><br/></td></tr> <tr class="separator:ga3805bc3c11b76b0d6064e1fc2420c50d"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaedab83d6f8ab6c17205f7ed65a69684f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#gaedab83d6f8ab6c17205f7ed65a69684f">nppiSSIMGetBufferHostSize_8u_C1R</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize)</td></tr> <tr class="separator:gaedab83d6f8ab6c17205f7ed65a69684f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga22a603a41a06d863f5fdea537567c552"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#ga22a603a41a06d863f5fdea537567c552">nppiMSSSIMGetBufferHostSize_8u_C1R_Ctx</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize, <a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> nppStreamCtx)</td></tr> <tr class="memdesc:ga22a603a41a06d863f5fdea537567c552"><td class="mdescLeft"> </td><td class="mdescRight">Buffer size for <a class="el" href="group__image__quality__assessment.html#ga5b73e8c71c74fa9445a1c7d824d782ff">nppiMSSSIM_8u_C1R</a>. <a href="#ga22a603a41a06d863f5fdea537567c552">More...</a><br/></td></tr> <tr class="separator:ga22a603a41a06d863f5fdea537567c552"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gafdfe0162236b0d7ea3d9313c2aed8bb3"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__image__quality__assessment.html#gafdfe0162236b0d7ea3d9313c2aed8bb3">nppiMSSSIMGetBufferHostSize_8u_C1R</a> (<a class="el" href="struct_nppi_size.html">NppiSize</a> oSizeROI, int *hpBufferSize)</td></tr> <tr class="separator:gafdfe0162236b0d7ea3d9313c2aed8bb3"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <p>Primitives for computing the image quality between two images, such as MSE, PSNR, SSIM, and MS-SSIM. </p> <h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="ga53033ae8b029856cdf17a5d7166d9814"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSE_8u_C1R </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pMSE</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="ga366ea0c25926c06e36012c6118229b7c"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSE_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pMSE</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>One-channel 8-bit unsigned image MSE. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">pSrc1</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc1Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">pSrc2</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc2Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">oSizeROI</td><td><a class="el" href="nppi_conventions_lb.html#roi_specification">Region-of-Interest (ROI)</a>. </td></tr> <tr><td class="paramname">pMSE</td><td>Pointer to the computed MSE of two images. </td></tr> <tr><td class="paramname">pDeviceBuffer</td><td>Pointer to the required device memory allocation, <a class="el" href="general_conventions_lb.html#general_scratch_buffer">Scratch Buffer and Host Pointer</a>. </td></tr> <tr><td class="paramname">nppStreamCtx</td><td><a class="el" href="index.html#application_managed_stream_context">Application Managed Stream Context</a>. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd><a class="el" href="nppi_conventions_lb.html#image_data_error_codes">Image Data Related Error Codes</a>, <a class="el" href="nppi_conventions_lb.html#roi_error_codes">ROI Related Error Codes</a>. </dd></dl> </div> </div> <a class="anchor" id="gafb905de0ce0d9a2d8eb7cfaea2577e29"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSEGetBufferHostSize_8u_C1R </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="ga05dd93d82ecee5dd302e14387389aa4f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSEGetBufferHostSize_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Buffer size for <a class="el" href="group__image__quality__assessment.html#ga53033ae8b029856cdf17a5d7166d9814">nppiMSE_8u_C1R</a>. </p> <p>For common parameter descriptions, see <a class="el" href="group__image__statistics__functions.html#CommonGetBufferHostSizeParameters">CommonGetBufferHostSizeParameters</a>. </p> </div> </div> <a class="anchor" id="ga5b73e8c71c74fa9445a1c7d824d782ff"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSSSIM_8u_C1R </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pMSSSIM</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="ga17602be0f76669187d28351d801486ac"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSSSIM_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pMSSSIM</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>One-channel 8-bit unsigned image MS-SSIM*. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">pSrc1</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc1Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">pSrc2</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc2Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">oSizeROI</td><td><a class="el" href="nppi_conventions_lb.html#roi_specification">Region-of-Interest (ROI)</a>. </td></tr> <tr><td class="paramname">pMSSSIM</td><td>Pointer to the computed MS-SSIM of two images. </td></tr> <tr><td class="paramname">pDeviceBuffer</td><td>Pointer to the required device memory allocation, <a class="el" href="general_conventions_lb.html#general_scratch_buffer">Scratch Buffer and Host Pointer</a>. </td></tr> <tr><td class="paramname">nppStreamCtx</td><td><a class="el" href="index.html#application_managed_stream_context">Application Managed Stream Context</a>. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd><a class="el" href="nppi_conventions_lb.html#image_data_error_codes">Image Data Related Error Codes</a>, <a class="el" href="nppi_conventions_lb.html#roi_error_codes">ROI Related Error Codes</a>. </dd></dl> </div> </div> <a class="anchor" id="gafdfe0162236b0d7ea3d9313c2aed8bb3"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSSSIMGetBufferHostSize_8u_C1R </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="ga22a603a41a06d863f5fdea537567c552"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiMSSSIMGetBufferHostSize_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Buffer size for <a class="el" href="group__image__quality__assessment.html#ga5b73e8c71c74fa9445a1c7d824d782ff">nppiMSSSIM_8u_C1R</a>. </p> <p>For common parameter descriptions, see <a class="el" href="group__image__statistics__functions.html#CommonGetBufferHostSizeParameters">CommonGetBufferHostSizeParameters</a>. </p> </div> </div> <a class="anchor" id="ga59a594198e1a504c3a312bb070d1bcbc"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiPSNR_8u_C1R </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pPSNR</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="ga8100978bba568f346799c41ebbac63ca"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiPSNR_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pPSNR</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>One-channel 8-bit unsigned image PSNR. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">pSrc1</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc1Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">pSrc2</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc2Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">oSizeROI</td><td><a class="el" href="nppi_conventions_lb.html#roi_specification">Region-of-Interest (ROI)</a>. </td></tr> <tr><td class="paramname">pPSNR</td><td>Pointer to the computed PSNR of two images. </td></tr> <tr><td class="paramname">pDeviceBuffer</td><td>Pointer to the required device memory allocation, <a class="el" href="general_conventions_lb.html#general_scratch_buffer">Scratch Buffer and Host Pointer</a>. </td></tr> <tr><td class="paramname">nppStreamCtx</td><td><a class="el" href="index.html#application_managed_stream_context">Application Managed Stream Context</a>. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd><a class="el" href="nppi_conventions_lb.html#image_data_error_codes">Image Data Related Error Codes</a>, <a class="el" href="nppi_conventions_lb.html#roi_error_codes">ROI Related Error Codes</a>. </dd></dl> </div> </div> <a class="anchor" id="ga890da776d7141e0c913e87f33d1f7733"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiPSNRGetBufferHostSize_8u_C1R </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="gac60fae374bee4bff4f5595c516b281a0"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiPSNRGetBufferHostSize_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Buffer size for <a class="el" href="group__image__quality__assessment.html#ga59a594198e1a504c3a312bb070d1bcbc">nppiPSNR_8u_C1R</a>. </p> <p>For common parameter descriptions, see <a class="el" href="group__image__statistics__functions.html#CommonGetBufferHostSizeParameters">CommonGetBufferHostSizeParameters</a>. </p> </div> </div> <a class="anchor" id="ga63ec469e118a653f9683ca87d16c79df"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiSSIM_8u_C1R </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pSSIM</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="ga80a25720b995413e536ab31c55055022"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiSSIM_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc1Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const <a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pSrc2</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>nSrc2Step</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga274ed0e3c4cbc89f644143f64e2391ee">Npp32f</a> * </td> <td class="paramname"><em>pSSIM</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group__npp__basic__types.html#ga29b502b6816fc0066fd59538483a5b62">Npp8u</a> * </td> <td class="paramname"><em>pDeviceBuffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>One-channel 8-bit unsigned image SSIM. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">pSrc1</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc1Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">pSrc2</td><td><a class="el" href="nppi_conventions_lb.html#source_image_pointer">Source-Image Pointer</a>. </td></tr> <tr><td class="paramname">nSrc2Step</td><td><a class="el" href="nppi_conventions_lb.html#source_image_line_step">Source-Image Line Step</a>. </td></tr> <tr><td class="paramname">oSizeROI</td><td><a class="el" href="nppi_conventions_lb.html#roi_specification">Region-of-Interest (ROI)</a>. </td></tr> <tr><td class="paramname">pSSIM</td><td>Pointer to the computed SSIM of two images. </td></tr> <tr><td class="paramname">pDeviceBuffer</td><td>Pointer to the required device memory allocation, <a class="el" href="general_conventions_lb.html#general_scratch_buffer">Scratch Buffer and Host Pointer</a>. </td></tr> <tr><td class="paramname">nppStreamCtx</td><td><a class="el" href="index.html#application_managed_stream_context">Application Managed Stream Context</a>. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd><a class="el" href="nppi_conventions_lb.html#image_data_error_codes">Image Data Related Error Codes</a>, <a class="el" href="nppi_conventions_lb.html#roi_error_codes">ROI Related Error Codes</a>. </dd></dl> </div> </div> <a class="anchor" id="gaedab83d6f8ab6c17205f7ed65a69684f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiSSIMGetBufferHostSize_8u_C1R </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> </div> </div> <a class="anchor" id="ga3805bc3c11b76b0d6064e1fc2420c50d"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="group__typedefs__npp.html#ga1105a17b5e76381583c46ecd6a60fe21">NppStatus</a> nppiSSIMGetBufferHostSize_8u_C1R_Ctx </td> <td>(</td> <td class="paramtype"><a class="el" href="struct_nppi_size.html">NppiSize</a> </td> <td class="paramname"><em>oSizeROI</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int * </td> <td class="paramname"><em>hpBufferSize</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="struct_npp_stream_context.html">NppStreamContext</a> </td> <td class="paramname"><em>nppStreamCtx</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Buffer size for <a class="el" href="group__image__quality__assessment.html#ga63ec469e118a653f9683ca87d16c79df">nppiSSIM_8u_C1R</a>. </p> <p>For common parameter descriptions, see <a class="el" href="group__image__statistics__functions.html#CommonGetBufferHostSizeParameters">CommonGetBufferHostSizeParameters</a>. </p> </div> </div> </div><!-- contents --> <HR> <center>Copyright © 2009-2019 NVIDIA Corporation</center> <HR>