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Vidioc_s_fmt Error 22

Main Menu LQ Calendar LQ Rules LQ Sitemap Site FAQ View New Posts View Latest Posts Zero Reply Threads LQ Wiki Most Wanted Jeremy's Blog Report LQ Bug Syndicate Latest Check out the FAQ! Hi there! Thank you!-----------------------------------------------------------------------------------------------------------------------Like • Show 0 Likes0 Actions anas deshmukh @ null on Nov 23, 2015 5:50 AMMark CorrectCorrect Answerhi igorpadykovthanks for u repl.

Below are the settings I used fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; fmt.fmt.pix.width = CAM_WIDTH; fmt.fmt.pix.height = CAM_HEIGHT; fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV; fmt.fmt.pix.field = V4L2_FIELD_INTERLACED; narsi1986 View Public Profile View LQ Blog about | faq | help | privacy policy | terms of service | give feedback Powered by Askbot version 0.7.56 Please note: ROS Answers requires javascript to work properly, please enable edit flag offensive delete link more Comments reposting so you can accept the answer. Having a problem logging in?

I gave: fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV; It worked fine.. edit flag offensive delete link more add a comment 1 answered 2016-09-01 05:49:18 -0500 Wessiye 11 ●1 ●1 in my Ubuntu desktop, I have face the same problem and fixed by Click Here to receive this Complete Guide absolutely free. If you would like to refer to this comment somewhere else in this project, copy and paste the following link: SourceForge About Site Status @sfnet_ops Powered by Apache Alluraâ„¢ Find and

It actually solves the problem. default: errno_exit ("VIDIOC_DQBUF"); } } for (i = 0; i < n_buffers; ++i) if (buf.m.userptr == (unsigned long) buffers[i].start && buf.length == buffers[i].length) break; assert (i < n_buffers); process_image ((void *) Introduction to Linux - A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started Adv Reply April 21st, 2011 #2 no2498 View Profile View Forum Posts Private Message Ubuntu addict and loving it Join Date Sep 2009 Beans 2,330 Re: VIDIOC_S_FMT error 22, Invalid

limit y1,pb,pr] */ *EG = clamp (g ); *EB = clamp (b ); } static void process_image(const void * p) { int x,y; char *campixdata = (char *) p; int p1,p2,p3,p4,p5,p6; If you would like to refer to this comment somewhere else in this project, copy and paste the following link: Michel Meyers - 2009-03-19 P.S. > Forums > Linux Forums > Linux - Software VIDIOC_S_FMT error 22, Invalid argument User Name Remember Me? I've seen this error on a lot of my student's computers -- try setting the "pixel_format" parameter to "yuyv"-- this fixed it on all computers I've seen.

I just noticed that a few lines down, somebody with a Quickcam 4000 has the same error. This tool uses JavaScript and much of it will not work correctly without it enabled. This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. User contributions on this site are licensed under the Creative Commons Attribution Share Alike 4.0 International License.

Do I have to change the code to be specific to my webcam? I tried fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_MJPEG; but it made no difference. Visit the following links: Site Howto | Site FAQ | Sitemap | Register Now If you have any problems with the registration process or your account login, please contact us. All Rights Reserved.

Password Linux - Software This forum is for Software issues. Check This Out That solved the problem. Add Answer Question Tools Follow subscribe to rss feed Stats Asked: 2016-05-25 00:36:38 -0500 Seen: 44 times Last updated: May 25 Related questions kinect depth and rgb registration How do i Please don't fill out this field.

Show 3 comments3 RepliesNameEmail AddressWebsite AddressName(Required)Email Address(Required, will not be published)Website Addressigorpadykov Nov 20, 2015 6:26 PMMark CorrectCorrect AnswerHi anasplease look at below discussion and ov3640 patch regardsigor-----------------------------------------------------------------------------------------------------------------------Note: If this post Post your question in this forum. Join our community today! By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features.

narsi1986 View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by narsi1986 03-27-2012, 08:17 AM #5 chasjh LQ Newbie Registered: Mar 2012 Posts: Search this Thread 09-23-2010, 12:50 AM #1 boidi Member Registered: Jun 2010 Location: Bangalore Posts: 48 Rep: VIDIOC_S_FMT error 22, Invalid argument "VIDIOC_S_FMT error 22, Invalid argument" errors when I am using a nikon dslr camera as a webcam in ROS.But when i am running this command rosparam set usb_cam/pixel_format mjpeg i am getting this error [ERROR] [1464153153.330383554]: VIDIOC_S_FMT error

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The output depends on the hardware, If we are trying to capture a video which doesn't support then it might give you that error.. getting following err : ov3640_write_reg:write reg error:reg=3012,val=80 VIDIOC_S_FMT error 22, Invalid argumentNo one else has this questionMark as assumed answeredOutcomesVisibility: i.MX Community175 ViewsLast modified on Nov 20, 2015 6:47 AMTags:mipi_cameraContent tagged default: errno_exit ("VIDIOC_DQBUF"); } } assert (buf.index < n_buffers); process_image (buffers[buf.index].start); if (-1 == xioctl (fd, VIDIOC_QBUF, &buf)) errno_exit ("VIDIOC_QBUF"); break; case IO_METHOD_USERPTR: CLEAR (buf); buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; buf.memory = V4L2_MEMORY_USERPTR; viral_parekh View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by viral_parekh 12-01-2014, 02:03 AM #8 KansaiRobot Member Registered: Dec 2013 Location: Japan

Note that registered members see fewer ads, and ContentLink is completely disabled once you log in. Find More Posts by archtoad6 View Blog 03-17-2011, 04:59 PM #3 goffleu LQ Newbie Registered: Mar 2011 Posts: 1 Rep: Hi try this : fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_MJPEG; instead of but the problem didnt solve yet .as per mention on this link unable to use patch file properly,, i dont know ,, but m surely doin somthing wrong at the time have a peek here My interview Experienc with HCL Basic Linux commands required for device drivers How to Put JNI logs How to set ndk path in ubuntu How to install java on UBuntu Openmax

if you steal see more than one video camera listed on the terminal repeat the procedure in step 2... Picture resolutions site Linux device drivers interview questions and handb...