FreeCalypso > hg > gsm-codec-lib
annotate CHANGES @ 453:19f1aa01ea10
new approach to config & build for ThemWi software
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 10 May 2024 05:45:46 +0000 |
parents | 6e595f7d40e2 |
children | 287063b9cf43 |
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1 Changes from gsm-codec-lib-r2 to gsm-codec-lib-r3: |
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2 |
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3 * Libgsmfrp has been replaced with libgsmfr2, a major version change per SemVer. |
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4 |
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5 * The former dependency on historical libgsm has been eliminated; the |
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6 functionality of libgsm (GSM 06.10 encoder and decoder implementation) has |
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7 been absorbed into libgsmfr2. |
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8 |
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9 * Libgsmefr version 1.0.1 exhibits approximately 2x performance improvement |
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10 over the original version. |
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11 |
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12 * New library added: libtwamr for 3GPP AMR-NB codec, serving as a replacement |
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13 for libopencore-amrnb in Themyscira GSM codec exploration workflows. |
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14 |
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15 * New command line utilities: amrefr-* and twamr-* related to libtwamr, |
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16 gsmfr-* updates for libgsmfr2. |
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17 |
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18 Changes from gsm-codec-lib-r1 to gsm-codec-lib-r2: |
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19 |
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20 * Libgsmfrp evolved from version 1.0.0 to version 1.0.2; please see |
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21 doc/FR1-Rx-DTX for a detailing listing of libgsmfrp changes. |
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22 |
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23 * Some new utilities have been developed for studying AMR: see |
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24 doc/AMR-study-utils for more information. |
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25 |
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26 * The subject of conversions between 16-bit 2's complement linear PCM and 8-bit |
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27 A-law and mu-law PCM formats (G.711) has been thoroughly studied, the findings |
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28 have been documented in doc/PCM8-conversions, and some new command line |
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29 utilities have been added, described in the same article. |
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30 |
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31 * Many new table generators have been added to the dev subdirectory; some of |
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32 them may be useful to other software developers. |
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33 |
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34 * pcap utilities have been split off to a separate rtp-debug-utils repository; |
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35 this split was made so that those utilities can be developed freely while the |
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36 gsm-codec-lib repository remains under strict release process control. |