FreeCalypso > hg > themwi-system-sw

annotate doc/Codec-library-depend @ 192:f8a33603288f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
sip-manual-out: generate outgoing RTP stream with PCM silence
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 17 Mar 2023 13:45:31 -0800
parents 623c64ae6102
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
171
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 One important component of Themyscira Wireless system sw, specifically
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 themwi-mgw, implements speech transcoding between GSM codecs on the inside and
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 G.711 on the outside. This essential function creates a dependency on some
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 specialized libraries that implement the codecs which need to be supported.
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 The following codec libraries are currently required:
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 1) libgsm, the original GSM 06.10 implementation from 1990s;
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8
175
623c64ae6102 doc/Codec-library-depend: libgsmefr is here and actively used
Mychaela Falconia <falcon@freecalypso.org>
parents: 171
diff changeset
9 2) gsm-codec-lib developed by Mother Mychaela for Themyscira Wireless:
171
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 https://www.freecalypso.org/hg/gsm-codec-lib/
4f1f3f799295 doc/Codec-library-depend: article written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12
175
623c64ae6102 doc/Codec-library-depend: libgsmefr is here and actively used
Mychaela Falconia <falcon@freecalypso.org>
parents: 171
diff changeset
13 This gsm-codec-lib collection provides two libraries: libgsmefr and libgsmfrp.
623c64ae6102 doc/Codec-library-depend: libgsmefr is here and actively used
Mychaela Falconia <falcon@freecalypso.org>
parents: 171
diff changeset
14 Both of these libraries are used by themwi-mgw as mandatory dependencies.