RE: Support on discontinuous planer buffer and stride

2009-10-15 Thread Karicheri, Muralidharan
Hans, Well, it is definitely not possible to do it in this manner since changing the size of struct v4l2_buffer will break the API. Furthermore, something like this will only work if the DMA engine can handle strides. Is that the case for your hardware? I don't think you mentioned what the

RE: Support on discontinuous planer buffer and stride

2009-10-15 Thread Karicheri, Muralidharan
...@vger.kernel.org] On Behalf Of Karicheri, Muralidharan Sent: Thursday, October 15, 2009 10:00 AM To: Hans Verkuil; Jun Nie Cc: g.liakhovet...@gmx.de; linux-media Subject: RE: Support on discontinuous planer buffer and stride Hans, Well, it is definitely not possible to do it in this manner since

Re: Support on discontinuous planer buffer and stride

2009-10-13 Thread Jun Nie
2009/10/10 Hans Verkuil hverk...@xs4all.nl: On Saturday 10 October 2009 03:34:27 Jun Nie wrote: 2009/10/9 Hans Verkuil hverk...@xs4all.nl: On Friday 09 October 2009 07:07:32 Jun Nie wrote: 2009/9/23 Jun Nie niej0...@gmail.com: Hi, I re-send this email for the last one is rejected

Re: Support on discontinuous planer buffer and stride

2009-10-09 Thread Hans Verkuil
On Friday 09 October 2009 07:07:32 Jun Nie wrote: 2009/9/23 Jun Nie niej0...@gmail.com: Hi, I re-send this email for the last one is rejected by system. I am sorry if you guys received both. I am optimizing video playback with overlay with V4L2 driver. The video content is a

Re: Support on discontinuous planer buffer and stride

2009-10-08 Thread Jun Nie
2009/9/23 Jun Nie niej0...@gmail.com: Hi, I re-send this email for the last one is rejected by system. I am sorry if you guys received both. I am optimizing video playback with overlay with V4L2 driver. The video content is a sub-region of codec output. Thus a memory copy is

Support on discontinuous planer buffer and stride

2009-09-23 Thread Jun Nie
Hi, I re-send this email for the last one is rejected by system. I am sorry if you guys received both. I am optimizing video playback with overlay with V4L2 driver. The video content is a sub-region of codec output. Thus a memory copy is necessary.     Is there plan to support for