Re: [OT] preferred video apps?

2010-06-14 Thread Stefan Kost
On 01.05.2010 03:48, Mauro Carvalho Chehab wrote: > Randy Dunlap wrote: > >> Hi, >> >> Sorry for a non-kernel question, but I'd like to get some suggestions >> on video recording and editing software, please. >> >> If it matters, this is mostly for recording & editing sports events >> (matches)

Re: [PATCH] Fix VIDIOC_QBUF compat ioctl32

2010-01-26 Thread Stefan Kost
Arnaud Patard wrote: > When using VIDIOC_QBUF with memory type set to V4L2_MEMORY_MMAP, the > v4l2_buffer buffer gets unmodified on drivers like uvc (well, only > bytesused field is modified). Then some apps like gstreamer are reusing > the same buffer later to call munmap (eg passing the buffer "l

Re: webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-08 Thread Stefan Kost
Hans de Goede schrieb: > > > On 06/05/2009 09:43 AM, Stefan Kost wrote: >> Hans de Goede schrieb: >>> >>> On 06/01/2009 09:58 AM, Trent Piepho wrote: >>>> On Mon, 1 Jun 2009, Stefan Kost wrote: >>>>> I have implemented support for V4L2

Re: webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-05 Thread Stefan Kost
Hans de Goede schrieb: > > > On 06/01/2009 09:58 AM, Trent Piepho wrote: >> On Mon, 1 Jun 2009, Stefan Kost wrote: >>> I have implemented support for V4L2_MEMORY_USERPTR buffers in >>> gstreamers >>> v4l2src [1]. This allows to request shared memory buffe

Re: webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-01 Thread Stefan Kost
Laurent Pinchart schrieb: > Hi Stefan, > > On Monday 01 June 2009 09:26:10 Stefan Kost wrote: >> hi, >> >> I have implemented support for V4L2_MEMORY_USERPTR buffers in gstreamers >> v4l2src [1]. This allows to request shared memory buffers from xvideo, >>

Re: webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-01 Thread Stefan Kost
Trent Piepho schrieb: > On Mon, 1 Jun 2009, Stefan Kost wrote: > >> I have implemented support for V4L2_MEMORY_USERPTR buffers in gstreamers >> v4l2src [1]. This allows to request shared memory buffers from xvideo, >> capture into those and therefore save a memcpy. This

webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-01 Thread Stefan Kost
hi, I have implemented support for V4L2_MEMORY_USERPTR buffers in gstreamers v4l2src [1]. This allows to request shared memory buffers from xvideo, capture into those and therefore save a memcpy. This works great with the v4l2 driver on our embedded device. When I was testing this on my desktop,