d07c04d7____GStreamer_SDK_documentation__since_the_start_of_the_program
[0:00:00.868050000] gstfilesrc.c:1044
Source file and line in the GStreamer source code where this message is printed
Basic tutorial 11: Debugging tools - GStreamer SDK documentation - GStreamer SDK documentation
Time stamp in HH:MM:SS.sssssssss format since the start of the program