test-appsrc result

/gst-rtsp-server/examples> GST_DEBUG=3 ./test-appsrc
0:00:00.100653874 13346  0x1674500 WARN                 basesrc gstbasesrc.c:3470:gst_base_src_start_complete:<source> pad not activated yet
0:00:00.103219195 13346  0x1674500 WARN                 basesrc gstbasesrc.c:3470:gst_base_src_start_complete:<source> pad not activated yet
RTSP Server started...[INFO]    bitstreamMode 1, chromaInterleave 0, mapType 0, tiled2LinearEnable 0
0:00:02.961653457 13346 0x71013b50 FIXME                default gstutils.c:3643:gst_pad_create_stream_id_internal:<mysrc:src> Creating random stream-id, consider implementing a deterministic way of creating a stream-id
0:00:02.962435453 13346 0x71013b20 FIXME                default gstutils.c:3643:gst_pad_create_stream_id_internal:<appsrc1:src> Creating random stream-id, consider implementing a deterministic way of creating a stream-id
0:00:02.962778785 13346 0x71013af0 FIXME                default gstutils.c:3643:gst_pad_create_stream_id_internal:<appsrc2:src> Creating random stream-id, consider implementing a deterministic way of creating a stream-id
0:00:02.962973784 13346 0x71013b50 WARN                GST_PADS gstpad.c:3742:gst_pad_peer_query:<mysrc:src> could not send sticky events
0:00:02.963837114 13346 0x71013b50 WARN                 basesrc gstbasesrc.c:2933:gst_base_src_loop:<mysrc> error: Internal data flow error.
0:00:02.963931447 13346 0x71013b50 WARN                 basesrc gstbasesrc.c:2933:gst_base_src_loop:<mysrc> error: streaming task paused, reason not-negotiated (-4)
0:00:02.964299112 13346 0x71904120 WARN               rtspmedia rtsp-media.c:1834:default_handle_message: 0x75c03c50: got error Internal data flow error. (gstbasesrc.c(2933): gst_base_src_loop (): /GstPipeline:media-pipeline/GstBin:bin0/GstAppSrc:mysrc:
streaming task paused, reason not-negotiated (-4))
0:00:02.964574110 13346 0x75302ef0 WARN               rtspmedia rtsp-media.c:2127:wait_preroll: failed to preroll pipeline
0:00:02.964635110 13346 0x75302ef0 WARN               rtspmedia rtsp-media.c:2384:gst_rtsp_media_prepare: failed to preroll pipeline
0:00:02.975199062 13346 0x75302ef0 ERROR             rtspclient rtsp-client.c:678:find_media: client 0x753089b0: can't prepare media
0:00:02.975647726 13346 0x75302ef0 ERROR             rtspclient rtsp-client.c:2210:handle_describe_request: client 0x753089b0: no media