<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[t113s3通过usb摄像头采集然后解码显示出现偶然的警告，然后画面卡顿]]></title><description><![CDATA[<p dir="auto">警告是：WARNING: cedarc <a target="_blank" rel="noopener noreferrer nofollow ugc">waitInterruptDecoder:748</a>: wait ve interrupt timeout. ret = 0</p>
<p dir="auto">一出现就会整个画面感觉会卡2秒以上</p>
<p dir="auto">基本代码就是线程获取视频流，然后给另外一个线程解码，送显示layer。解码用的双缓冲区</p>
<p dir="auto">#define YUV_OUTPUT_SIZE CAPTRUE_W *CAPTRUE_H * 3 / 2</p>
<p dir="auto"><img src="/assets/uploads/files/1751874716823-1026241b-87be-491b-b4e7-56d09d5c6fd5-image.png" alt="1026241b-87be-491b-b4e7-56d09d5c6fd5-image.png" class=" img-responsive img-markdown" width="744" height="209" /><br />
<img src="/assets/uploads/files/1751874829021-c69c9c2e-644a-475a-bd20-2a5a156d4898-image.png" alt="c69c9c2e-644a-475a-bd20-2a5a156d4898-image.png" class=" img-responsive img-markdown" width="775" height="1152" /></p>
<p dir="auto"><img src="/assets/uploads/files/1751874952898-d67dffa7-95af-4bc9-9112-acdf4b41edfd-image.png" alt="d67dffa7-95af-4bc9-9112-acdf4b41edfd-image.png" class=" img-responsive img-markdown" width="999" height="329" /></p>
<p dir="auto">然后就是把fd丢去显示了，求助啊大佬们</p>
]]></description><link>https://bbs.aw-ol.com/topic/6491/t113s3通过usb摄像头采集然后解码显示出现偶然的警告-然后画面卡顿</link><generator>RSS for Node</generator><lastBuildDate>Mon, 18 May 2026 09:31:46 GMT</lastBuildDate><atom:link href="https://bbs.aw-ol.com/topic/6491.rss" rel="self" type="application/rss+xml"/><pubDate>Mon, 07 Jul 2025 07:58:13 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to t113s3通过usb摄像头采集然后解码显示出现偶然的警告，然后画面卡顿 on Thu, 25 Dec 2025 11:13:54 GMT]]></title><description><![CDATA[<p dir="auto"><a class="plugin-mentions-user plugin-mentions-a" href="https://bbs.aw-ol.com/uid/6041">@quanzhi</a> 楼主找到解决办法了吗,</p>
]]></description><link>https://bbs.aw-ol.com/post/27856</link><guid isPermaLink="true">https://bbs.aw-ol.com/post/27856</guid><dc:creator><![CDATA[jokersmall123]]></dc:creator><pubDate>Thu, 25 Dec 2025 11:13:54 GMT</pubDate></item></channel></rss>