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V4L2 mode for Raspberry Pi/zh (view source)
Revision as of 14:28, 25 February 2022
, 14:28, 25 February 2022→Gstreamer应用范例
<code>gst-launch-1.0 v4l2src device=/dev/video0 ! "video/x-raw,format=(string)UYVY, width=(int)1280, height=(int)1080,framerate=(fraction)45/1" ! videoconvert ! autovideosink sync=false -v</code>
<code>gst-launch-1.0 v4l2src device=/dev/video0 ! "video/x-raw,format=(string)UYVY, width=(int)1280, height=(int)1080,framerate=(fraction)45/1" ! videoconvert ! autovideosink sync=false -v</code>
* h.264编码并保存为mkv文件(VEYE-MIPI-X,CS-MIPI-IMX307 @1080p mode)
<code>gst-launch-1.0 -e v4l2src device=/dev/video0 num-buffers=300 ! "video/x-raw,format=(string)UYVY, width=(int)1920, height=(int)1080,framerate=(fraction)30/1" ! v4l2h264enc extra-controls="controls, h264_profile=4, video_bitrate=6200000" ! 'video/x-h264, profile=high, level=(string)4' ! h264parse ! matroskamux ! filesink location=output.mkv</code>
* h.264编码并保存为mp4文件(VEYE-MIPI-X,CS-MIPI-IMX307 @1080p mode)
<code>gst-launch-1.0 -e v4l2src device=/dev/video0 num-buffers=300 ! "video/x-raw,format=(string)UYVY, width=(int)1920, height=(int)1080,framerate=(fraction)30/1" ! v4l2h264enc extra-controls="controls, h264_profile=4, video_bitrate=6200000" ! 'video/x-h264, profile=high, level=(string)4' ! h264parse ! mp4mux ! filesink location=video.mp4</code>
=== 参数控制软件包使用 ===
=== 参数控制软件包使用 ===
由于我们的摄像头参数自由度比较高，并没有采用V4L2参数进行控制，而是使用脚本进行参数配置。
由于我们的摄像头参数自由度比较高，并没有采用V4L2参数进行控制，而是使用脚本进行参数配置。