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Mv series camera appnotes 4 jetson/zh (view source)
Revision as of 15:50, 13 October 2022
, 15:50, 13 October 2022→配置命令行全局变量
<code>export HEIGHT=2064</code>
<code>export HEIGHT=2064</code>
<code>export FPS=22</code>
* MV-MIPI-SC130M
* MV-MIPI-SC130M
<code>export HEIGHT=1024</code>
<code>export HEIGHT=1024</code>
<code>export FPS=108</code>
*MV-MIPI-IMX296M
*MV-MIPI-IMX296M
<code>export HEIGHT=1088</code>
<code>export HEIGHT=1088</code>
<code>export FPS=60</code>
*MV-MIPI-IMX265M
*MV-MIPI-IMX265M
<code>export HEIGHT=1544</code>
<code>export HEIGHT=1544</code>
<code>export FPS=45</code>
=== v4l2-ctl 应用范例 ===
=== v4l2-ctl 应用范例 ===
=====安装v4l2-utils=====
=====安装v4l2-utils=====
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY</code>
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY</code>
<code>v4l2-ctl --set-ctrl frame_rate=$FPS</code>
=====帧率统计=====
=====帧率统计=====
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=/dev/null</code>
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY --stream-mmap --stream-count=-1 --stream-to=/dev/null</code>
<code>gst-launch-1.0 v4l2src device=/dev/video0 ! "video/x-raw,format=(string)UYVY, width=(int)2816, height=(int)2064, framerate=(fraction)22/1" ! nvvidconv ! "video/x-raw(memory:NVMM),format=(string)I420" ! nv3dsink sync=false</code>
<code>gst-launch-1.0 v4l2src device=/dev/video0 ! "video/x-raw,format=(string)UYVY, width=(int)2816, height=(int)2064, framerate=(fraction)22/1" ! nvvidconv ! "video/x-raw(memory:NVMM),format=(string)I420" ! nv3dsink sync=false</code>
====== MV-MIPI-SC130M ======
====== MV-MIPI-SC130M, MV-MIPI-IMX296M, MV-MIPI-IMX265M ======
<code>v4l2-ctl -d /dev/video0 --set-fmt-video=width=1280,height=1024,pixelformat=UYVY</code>
<code>v4l2-ctl -d /dev/video0 --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=UYVY</code>
<code>v4l2-ctl -d /dev/video0 --set-ctrl frame_rate=108</code>
<code>v4l2-ctl -d /dev/video0 --set-ctrl frame_rate=$FPS</code>
<code>gst-launch-1.0 v4l2src device=/dev/video0 ! "video/x-raw,format=(string)UYVY, width=(int)1280, height=(int)1024, framerate=(fraction)108/1" ! nvvidconv ! "video/x-raw(memory:NVMM),format=(string)I420" ! nv3dsink sync=false</code>
<code>gst-launch-1.0 v4l2src device=/dev/video0 ! "video/x-raw,format=(string)UYVY, width=(int)$WIDTH, height=(int)$HEIGHT, framerate=(fraction)$FPS/1" ! nvvidconv ! "video/x-raw(memory:NVMM),format=(string)I420" ! nv3dsink sync=false</code>
==== 触发模式 ====
==== 触发模式 ====
=====准备工作=====
=====准备工作=====
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY</code>
<code>v4l2-ctl --set-fmt-video=width=$WIDTH,height=$HEIGHT,pixelformat=GREY</code>
<code>v4l2-ctl --set-ctrl frame_rate=$FPS</code>
如为MV-MIPI-IMX178M，3088*2064：
如为MV-MIPI-IMX178M，3088*2064：