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Does image processing use the embedded statistics (e.g. histogram...) from sensor directly, not deriving them from pixel data? - DRIVE AGX Xavier General - NVIDIA Developer Forums
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#76B900'></span> <span class='badge-category clear-badge'> <span class='category-name' itemprop='name'>Autonomous Vehicles</span> </span> </a> <meta itemprop="position" content="1" /> </span> <span itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem"> <a href="/c/autonomous-vehicles/drive-agx/drive-agx-xavier-general/59" class="badge-wrapper bullet" itemprop="item"> <span class='badge-category-bg' style='background-color: #76B900'></span> <span class='badge-category clear-badge'> <span class='category-name' itemprop='name'>DRIVE AGX Xavier</span> </span> </a> <meta itemprop="position" content="2" /> </span> <span itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem"> <a href="/c/autonomous-vehicles/drive-agx/drive-agx-xavier-general/59" class="badge-wrapper bullet" itemprop="item"> <span class='badge-category-bg' style='background-color: #76B900'></span> <span class='badge-category clear-badge'> <span class='category-name' itemprop='name'>DRIVE AGX Xavier General</span> </span> </a> <meta itemprop="position" content="3" /> </span> </div> </div> <div itemscope itemtype='http://schema.org/DiscussionForumPosting'> <meta itemprop='headline' content='Does image processing use the embedded statistics (e.g. histogram...) from sensor directly, not deriving them from pixel data?'> <link itemprop='url' href='https://forums.developer.nvidia.com/t/does-image-processing-use-the-embedded-statistics-e-g-histogram-from-sensor-directly-not-deriving-them-from-pixel-data/314508'> <meta itemprop='datePublished' content='2024-11-24T11:56:48Z'> <meta itemprop='articleSection' content='DRIVE AGX Xavier General'> <meta itemprop='keywords' content=''> <div itemprop='publisher' itemscope itemtype="http://schema.org/Organization"> <meta itemprop='name' content='NVIDIA'> <div itemprop='logo' itemscope itemtype="http://schema.org/ImageObject"> <meta itemprop='url' content='https://global.discourse-cdn.com/nvidia/original/3X/a/1/a1ef6e0c1fbd3fad5bf82538b78dfaa9c5fa1a61.png'> </div> </div> <div id='post_1' class='topic-body crawler-post'> <div class='crawler-post-meta'> <span class="creator" itemprop="author" itemscope itemtype="http://schema.org/Person"> <a itemprop="url" rel='nofollow' href='https://forums.developer.nvidia.com/u/Chris1234888'><span itemprop='name'>Chris1234888</span></a> </span> <link itemprop="mainEntityOfPage" href="https://forums.developer.nvidia.com/t/does-image-processing-use-the-embedded-statistics-e-g-histogram-from-sensor-directly-not-deriving-them-from-pixel-data/314508"> <span class="crawler-post-infos"> <time datetime='2024-11-24T11:56:48Z' class='post-time'> November 24, 2024, 11:56am </time> <meta itemprop='dateModified' content='2024-11-25T14:55:57Z'> <span itemprop='position'>1</span> </span> </div> <div class='post' itemprop='text'> <p>Please provide the following info (check/uncheck the boxes after creating this topic):<br> <strong>Software Version</strong><br> <span class="chcklst-box checked fa fa-square-check-o fa-fw"></span> DRIVE OS Linux 5.2.6<br> <span class="chcklst-box checked fa fa-square-check-o fa-fw"></span> DRIVE OS Linux 5.2.6 and DriveWorks 4.0<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> DRIVE OS Linux 5.2.0<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> DRIVE OS Linux 5.2.0 and DriveWorks 3.5<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> NVIDIA DRIVE™ Software 10.0 (Linux)<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> NVIDIA DRIVE™ Software 9.0 (Linux)<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> other DRIVE OS version<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> other</p> <p><strong>Target Operating System</strong><br> <span class="chcklst-box checked fa fa-square-check-o fa-fw"></span> Linux<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> QNX<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> other</p> <p><strong>Hardware Platform</strong><br> <span class="chcklst-box checked fa fa-square-check-o fa-fw"></span> NVIDIA DRIVE™ AGX Xavier DevKit (E3550)<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> NVIDIA DRIVE™ AGX Pegasus DevKit (E3550)<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> other</p> <p><strong>SDK Manager Version</strong><br> <span class="chcklst-box fa fa-square-o fa-fw"></span> 1.9.1.10844<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> other</p> <p><strong>Host Machine Version</strong><br> <span class="chcklst-box checked fa fa-square-check-o fa-fw"></span> native Ubuntu 18.04<br> <span class="chcklst-box fa fa-square-o fa-fw"></span> other</p> <p>For example, does the Threshold (Otsu) in filtering use the histogram from sensor or derive it again from pixel data?</p> </div> <div itemprop="interactionStatistic" itemscope itemtype="http://schema.org/InteractionCounter"> <meta itemprop="interactionType" content="http://schema.org/LikeAction"/> <meta itemprop="userInteractionCount" content="0" /> <span class='post-likes'></span> </div> </div> <div id='post_3' itemprop='comment' itemscope itemtype='http://schema.org/Comment' class='topic-body crawler-post'> <div class='crawler-post-meta'> <span class="creator" itemprop="author" itemscope itemtype="http://schema.org/Person"> <a itemprop="url" rel='nofollow' href='https://forums.developer.nvidia.com/u/SivaRamaKrishnaNV'><span itemprop='name'>SivaRamaKrishnaNV</span></a> </span> <span class="crawler-post-infos"> <time itemprop='datePublished' datetime='2024-11-29T07:46:12Z' class='post-time'> November 29, 2024, 7:46am </time> <meta itemprop='dateModified' content='2024-11-29T07:46:12Z'> <span itemprop='position'>3</span> </span> </div> <div class='post' itemprop='text'> <p>Dear <a class="mention" href="/u/chris1234888">@Chris1234888</a> ,<br> Are you asking if sensor metadata contains otsu threshold?</p> </div> <div itemprop="interactionStatistic" itemscope itemtype="http://schema.org/InteractionCounter"> <meta itemprop="interactionType" content="http://schema.org/LikeAction"/> <meta itemprop="userInteractionCount" content="1" /> <span class='post-likes'>1 Like</span> </div> </div> <div id='post_4' itemprop='comment' itemscope itemtype='http://schema.org/Comment' class='topic-body crawler-post'> <div class='crawler-post-meta'> <span class="creator" itemprop="author" itemscope itemtype="http://schema.org/Person"> <a itemprop="url" rel='nofollow' href='https://forums.developer.nvidia.com/u/Chris1234888'><span itemprop='name'>Chris1234888</span></a> </span> <span class="crawler-post-infos"> <time itemprop='datePublished' datetime='2024-11-29T09:29:36Z' class='post-time'> November 29, 2024, 9:29am </time> <meta itemprop='dateModified' content='2024-11-29T09:33:07Z'> <span itemprop='position'>4</span> </span> </div> <div class='post' itemprop='text'> <p>Thank you for reply. I want to know if the embedded metadata from sensor (raw image) still be used after ISP. For example in the Otsu threshold. Does it derive the histogram from RGB image (from ISP) again or just use the histogram from raw image from sensor?</p> </div> <div itemprop="interactionStatistic" itemscope itemtype="http://schema.org/InteractionCounter"> <meta itemprop="interactionType" content="http://schema.org/LikeAction"/> <meta itemprop="userInteractionCount" content="0" /> <span class='post-likes'></span> </div> </div> </div> <div id="related-topics" class="more-topics__list " role="complementary" aria-labelledby="related-topics-title"> <h3 id="related-topics-title" class="more-topics__list-title"> Related topics </h3> <div class="topic-list-container" itemscope itemtype='http://schema.org/ItemList'> <meta itemprop='itemListOrder' content='http://schema.org/ItemListOrderDescending'> <table class='topic-list'> <thead> <tr> <th>Topic</th> <th></th> <th class="replies">Replies</th> <th class="views">Views</th> <th>Activity</th> </tr> </thead> <tbody> <tr class="topic-list-item" id="topic-list-item-190445"> <td 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