StacktraceTop:ff_metadata_mux_compat (ctx=0x310dfc0) av_write_header (s=0x310dfc0) gst_ffmpegmux_collected ( gst_collect_pads_check_collected (pads=0x2dba2c0) gst_collect_pads_chain (pad=0x2e57730,
StacktraceTop: ff_metadata_ mux_compat (ctx=0x310dfc0) collected ( pads_check_ collected (pads=0x2dba2c0) pads_chain (pad=0x2e57730,
av_write_header (s=0x310dfc0)
gst_ffmpegmux_
gst_collect_
gst_collect_