[gstreamer-bugs] [Bug 499181] New: audiorate inserting samples (due to rounding errors ?)

[GStreamer (bugzilla.gnome.org)]

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  GStreamer | gst-plugins-base | Ver: HEAD CVS
           Summary: audiorate inserting samples (due to rounding errors ?)
           Product: GStreamer
           Version: HEAD CVS
          Platform: Other
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins-base
        AssignedTo: gstreamer-bugs at lists.sourceforge.net
        ReportedBy: spglegle at yahoo.fr
         QAContact: gstreamer-bugs at lists.sourceforge.net
     GNOME version: Unspecified
   GNOME milestone: Unspecified


audiorate is inserting one sample periodically, the following command :

GST_DEBUG="audiorate*:5" gst-launch audiotestsrc ! audiorate ! fakesink 2>&1 |
egrep "inserting"

results to :

0:00:00.193252000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.261406000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.334504000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.403873000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.474330000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.539998000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.605779000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.674456000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.746070000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.818519000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples
0:00:00.888520000 25729 0x80d3478 DEBUG            audiorate
gstaudiorate.c:561:gst_audio_rate_chain:<audiorate0> inserting 1 samples


These samples seems to be added due to round errors and does not seems to be
necessary if round errors are not accumulated.


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