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by ahoeben
Sun Nov 15, 2015 12:37 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: py-spidev mod help
Replies: 7
Views: 7389

Re: py-spidev mod help

For anyone trying to increase the bufsize with newer kernels, please see this post: https://www.raspberrypi.org/forums/viewtopic.php?t=124472&p=837140 The spidev module is built into the kernel proper (kernel7.img), so you have to set the module parameter on the kernel command line. Add to /boot/cmd...
by ahoeben
Thu Aug 21, 2014 1:12 pm
Forum: Camera board
Topic: Official V4L2 driver
Replies: 511
Views: 322760

Re: Official V4L2 driver

Rats, I missed all that. Thanks for the prompt reply (and the glimmer of hope)
by ahoeben
Thu Aug 21, 2014 11:50 am
Forum: Camera board
Topic: Official V4L2 driver
Replies: 511
Views: 322760

Re: Official V4L2 driver

Is it possible to set a ROI for the V4L2 (eg using a v4l2-cfg control)?
by ahoeben
Mon Feb 18, 2013 8:53 pm
Forum: Graphics programming
Topic: Segfault on OMX_Deinit() in hello_video
Replies: 4
Views: 1379

Re: Segfault on OMX_Deinit() in hello_video

So it wasn't just me afterall. Thanks for diving into this.
by ahoeben
Wed Feb 06, 2013 11:33 pm
Forum: Graphics programming
Topic: Segfault on OMX_Deinit() in hello_video
Replies: 4
Views: 1379

Re: Segfault on OMX_Deinit() in hello_video

After starting over on a new sdcard, this issue has gone away.
by ahoeben
Fri Feb 01, 2013 9:45 am
Forum: Graphics programming
Topic: Segfault on OMX_Deinit() in hello_video
Replies: 4
Views: 1379

Segfault on OMX_Deinit() in hello_video

When playing video with hello_video, I get a "Segmentation fault" when the video is done playing. By placing a couple of printf() statements in the code I have figured out that the segfault happens in the OMX_Deinit() call. I noticed that if I have a lot (say 5) of printf() statements in the teardow...
by ahoeben
Mon Jan 21, 2013 11:51 am
Forum: Advanced users
Topic: STICKY: HOWTO: Create Custom HDMI modes
Replies: 168
Views: 173684

Re: Custom HDMI modes

I've been trying to get my RPi to work with a Matrox TripleHead2Go . This creates a virtual very-wide screen, which is split to multiple screens. Many of the 3 display modes that it supports require a dual-link DVI connection, and frankly I would not expect the RPi to cope with a resolution of - say...

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