Record and take picture issue

[Sérgio Agostinho]

Should it not be

        self.ipad_a = self.inselect.get_request_pad("sink%d")
        self.ipad_b = self.inselect.get_request_pad("sink%d”)

They’re sink pads not source pads.

Sérgio

> On 29 Nov 2014, at 16:35, Chiheb Djabri <iceonfire29 at gmail.com> wrote:
> 
> Hi 
> 
> I am a Gstreamer newbie and I createrd a Python Gtk application and then I created a gst pipeline for streaming from webcam. This work fine. I also create another pipeline for recording and taking picture. I have the following elements:
> 
>                                                                              /-----jpegenc---
>                                                                             /                    \
> ximagesrc--- ffmpegcolorspace --- output-selector---/-------mp4mux---input-selector---filesink
> 
> 
> The problem is that i can't link elements together (I am not really sure of what I am doing). Here is my code:
> 
>     def __init_rec_pipeline(self):
>         self.rec_pipeline = gst.Pipeline("rec-pipeline")
>         bus = self.rec_pipeline.get_bus()
>         bus.enable_sync_message_emission()
>         bus.add_signal_watch()
>         bus.connect("message", self.gst_bus_message)
>         
>         src = gst.element_factory_make("ximagesrc", "src")
>         src.set_property("xid", self.window.xid)        
>         
>         conv = gst.element_factory_make("ffmpegcolorspace", "ffmpegcolorspace")
>         self.inselect = gst.element_factory_make("input-selector", "inselect")        
>         self.outselect = gst.element_factory_make("output-selector", "outselect")        
>         jpegenc = gst.element_factory_make("jpegenc", "jpegenc")
>         mp4mux = gst.element_factory_make("mp4mux", "mp4mux")        
>         sink = gst.element_factory_make("filesink", "sink")        
> 
>         self.rec_pipeline.add(src, conv, self.outselect, mp4mux, jpegenc, self.inselect, sink)        
>         src.link(conv)
>         conv.link(self.outselect)
> 
>         self.opad_a = self.outselect.get_request_pad("src%d")
>         self.opad_b = self.outselect.get_request_pad("src%d")
>         
>         jpegenc.add_pad(self.opad_a)
>         mp4mux.add_pad(self.opad_b)
> 
>         self.inselect.link(sink)        
> 
>         self.ipad_a = self.inselect.get_request_pad("src%d")
>         self.ipad_b = self.inselect.get_request_pad("src%d")
>         
>         jpegenc.add_pad(self.ipad_a)
>         mp4mux.add_pad(self.ipad_b)
> 
> The code fail at the last two lines because I can't obtain pads from input-selector.
> Any idea ?
> 
> Any help or suggestion is welcome.
> Thanks in advance
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