Hi Bhupesh, On Wednesday 16 February 2011 14:57:12 Bhupesh SHARMA wrote: > On Wednesday, February 16, 2011 7:20 PM Guennadi Liakhovetski wrote: > > On Wed, 16 Feb 2011, Laurent Pinchart wrote: > > > On Wednesday 16 February 2011 06:57:11 Bhupesh SHARMA wrote: > > > > Hi Guennadi, > > > > > > > > As I mentioned in one of my previous mails , we are developing a > > > > Camera Host and Sensor driver for our ST specific SoC and considering > > > > using the soc-camera framework for the same. One of our open-source > > > > customers has raised a interesting case though: > > > > > > > > It seems they have an existing solution (for another SoC) in which > > > > they do not use V4L2 framework and instead use the Gstreamer with > > > > framebuffer. > > > > > > > > They specifically wish us to implement a solution which is compatible > > > > with ANDROID applications. > > > > > > > > Could you please help us in deciding which approach is preferable > > > > in terms of performance, maintenance and ease-of-design. > > > > > > That's a difficult question that can't be answered without more details > > > about your SoC. Could you share some documentation, such as a high-level > > > block diagram of the video-related blocks in the SoC ? > > > > Laurent, IIUC, the choice above referred not to soc-camera vs. plain > > v4l2, but to v4l2 vs. original android-style video character device, which > > doesn't seem so difficult to me;) > > That's correct Guennadi :) > The choice I have to make is to between v4ls (soc-camera) > vs. a specific video char driver written to support android-style > applications. > > Also I am not sure about how gstreamer over framebuffer can interface with > such a design and the respective merits/demerits. GStreamer is often used on top of V4L2 devices. I'm not sure to understand what GStreamer over framebuffer is supposed to mean here, as you're looking for a solution for your camera driver, and the framebuffer API is used for video output only, not video capture. -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
