Critical warning 'segment->format == format'
amindfv at mailbox.org
amindfv at mailbox.org
Wed Nov 9 20:09:29 UTC 2022
Hi, this is still an issue. Can anyone help here, or is there more helpful information I can provide?
In addition to the diff from the previous email, I've attached the full code to this email.
On Fri, Nov 04, 2022 at 06:05:35PM -0700, amindfv--- via gstreamer-devel wrote:
> I've taken - verbatim - the "Play a section of a media file" example from the Pipeline Manipulation docs in the Application Development guide, and changed it to output to a file instead of to an autovideosink (I've pasted the full diff below).
> I've simply changed the graph from:
> ... -> videoscale -> autovideosink
> ... -> videoscale -> x24enc -> mp4mux -> filesink
> This works(!) and correctly outputs a playable .mp4 file; however, it gives an ominous "CRITICAL" warning, that I've run into previously right before hitting bigger trouble:
> (pipeline-manipulation:216811): GStreamer-CRITICAL **: 17:49:27.405: gst_segment_do_seek: assertion 'segment->format == format' failed
> What's going on here? What else do I need to do to correctly output to a file?
> The diff:
> < GstElement *pipeline, *src, *csp, *vs, *sink;
> > GstElement *pipeline, *src, *csp, *vs, *x264enc, *mp4mux, *filesink;
> < sink = gst_element_factory_make ("autovideosink", "sink");
> < if (sink == NULL)
> < g_error ("Could not create 'autovideosink' element");
> > x264enc = gst_element_factory_make("x264enc", "x264enc");
> > if (x264enc == NULL)
> > g_error ("Could not create 'x264enc' element");
> > mp4mux = gst_element_factory_make("mp4mux", "mp4mux");
> > if (mp4mux == NULL)
> > g_error ("Could not create 'mp4mux' element");
> > filesink = gst_element_factory_make("filesink", "filesink");
> > if (filesink == NULL)
> > g_error ("Could not create 'filesink' element");
> > g_object_set (filesink, "location", "/home/foo/bar.mp4", NULL);
> < gst_bin_add_many (GST_BIN (pipeline), src, csp, vs, sink, NULL);
> > gst_bin_add_many (GST_BIN (pipeline), src, csp, vs, x264enc, mp4mux, filesink, NULL);
> < gst_element_link_many (csp, vs, sink, NULL);
> > gst_element_link_many (csp, vs, x264enc, mp4mux, filesink, NULL);
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