FreeCalypso > hg > gsm-codec-lib

annotate CHANGES @ 453:19f1aa01ea10

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
new approach to config & build for ThemWi software
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 10 May 2024 05:45:46 +0000
parents 6e595f7d40e2
children 287063b9cf43
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
452
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
1 Changes from gsm-codec-lib-r2 to gsm-codec-lib-r3:
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
2
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
3 * Libgsmfrp has been replaced with libgsmfr2, a major version change per SemVer.
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
4
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
5 * The former dependency on historical libgsm has been eliminated; the
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
6 functionality of libgsm (GSM 06.10 encoder and decoder implementation) has
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
7 been absorbed into libgsmfr2.
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
8
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
9 * Libgsmefr version 1.0.1 exhibits approximately 2x performance improvement
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
10 over the original version.
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
11
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
12 * New library added: libtwamr for 3GPP AMR-NB codec, serving as a replacement
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
13 for libopencore-amrnb in Themyscira GSM codec exploration workflows.
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
14
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
15 * New command line utilities: amrefr-* and twamr-* related to libtwamr,
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
16 gsmfr-* updates for libgsmfr2.
6e595f7d40e2 CHANGES: document changes for the upcoming release
Mychaela Falconia <falcon@freecalypso.org>
parents: 251
diff changeset
17
251
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 Changes from gsm-codec-lib-r1 to gsm-codec-lib-r2:
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 * Libgsmfrp evolved from version 1.0.0 to version 1.0.2; please see
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 doc/FR1-Rx-DTX for a detailing listing of libgsmfrp changes.
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 * Some new utilities have been developed for studying AMR: see
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 doc/AMR-study-utils for more information.
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 * The subject of conversions between 16-bit 2's complement linear PCM and 8-bit
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 A-law and mu-law PCM formats (G.711) has been thoroughly studied, the findings
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 have been documented in doc/PCM8-conversions, and some new command line
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 utilities have been added, described in the same article.
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 * Many new table generators have been added to the dev subdirectory; some of
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 them may be useful to other software developers.
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 * pcap utilities have been split off to a separate rtp-debug-utils repository;
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 this split was made so that those utilities can be developed freely while the
946849291027 CHANGES: document changes since gsm-codec-lib-r1
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 gsm-codec-lib repository remains under strict release process control.