Re: [gst-devel] ffmpegcolorspace failing to negotiate a pad with my appsrc

[Michael S. <ms...@xi...>]

On Fri, Mar 12, 2010 at 1:32 PM, Philip Kovac <pk...@cs...> wrote:
> I'm developing an app to act as a video server for Player/Stage
> (playerstage.sf.net) CameraProxy objects, pulling raw frames off of
> the device in question. I seem to have run into an odd issue where
> ffmpegcolorspace won't connect to my appsrc, despite having set the
> capabilities appropriately, and in a way that conforms to the
> capabilities advertised by ffmpegcolorspace.
>
> Setting GST_DEBUG=3 results in this:
>
>> basetransform gstbasetransform.c:1049:gst_base_transform_acceptcaps:<ffmpegcsp0> transform could not transform video/x-raw-rgb, width=(int)640, height=(int)480, framerate=(fraction)10/1, bpp=(int)24, depth=(int)24, red_mask=(int)255, green_mask=(int)65280, blue_mask=(int)16711680, endianness=(int)4321 in anything we support
>
> Which is odd, given that gst-inspect ffmpegcolorspace shows that this
> is, verbatim, one of the available types. Is there some basic thing
> I'm missing in order to get capabilities to behave right on an AppSrc?
> Something more than just gst_app_src_set_caps?

I followed up with this on IRC, but in case anyone else was wondering:
the problem was not ffmpegcolorspace at all, it was a problem with the
rest of the pipeline (which Philip didn't describe here), and
mis-matching framerates.

Mike