add audio to tab-separated values encoder

Submitted by Kipp

Description

Created attachment 225536
add tsvenc to the debugutils plugin

the gstlal project provides an "nxydump" element that converts audio streams to white-space delimited multi-column ascii text. the nxydump element gets its name from the corresponding input format option for grace, and has been used extensively for sample-by-sample decoding of audio filters.

this ehancement request is for pushing the nxydump element upstream to gst-plugins-bad, adding it to the debugutils plugin. after some research, it was found that "tab-separated values" is an official mime type, so the element's output format now matches that format specifically, the output caps are "text/tab-separated-values", and the element's name in this patch is "tsvenc". searching for "tsv" on both google and duckduckgo gives wikipedia's page on the tab-separated values format as the first link (at least when I try it).

~~Patch 225536~~, "add tsvenc to the debugutils plugin":
0001-debugutils-add-tsvenc-element.patch