FreeCalypso > hg > rtp-debug-utils

annotate doc/FR-EFR-formats @ 13:d59dbdfe1778

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rtp-stream-dump: compute and print time-of-arrival delta (toad)
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 27 Jul 2024 23:39:50 +0000
parents 5216e7fb1c9e
children
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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1 The two RTP analysis utilities rtp-gsmfr-dump and rtp-gsmfr-extr support the
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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2 following RTP payload formats for FR/EFR codec frames and BFI markers:
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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4 * Standard RFC 3551 (same as TS 101 318) format for good frames
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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6 * TRAUlike RTP payload format defined here:
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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8 https://www.freecalypso.org/hg/themwi-system-sw/file/tip/doc/RTP-TRAUlike-format
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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10 * Old BFI marker format defined here:
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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12 https://www.freecalypso.org/hg/themwi-system-sw/file/tip/doc/RTP-BFI-extension
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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14 * Zero-length RTP payload serving as a BFI marker
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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16 All of these formats are distinguished by rtp-gsmfr-dump in its human-oriented
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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17 dump output, but not all of them can be represented losslessly in the gsmx
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18 binary file format defined in our Themyscira Wireless GSM codec libraries and
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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19 utilities package. The latter on-disk file format requires plain RFC 3551
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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20 format for good frames and the old Themyscira 2-byte BFI marker format for bad
5216e7fb1c9e doc: update for new FR/EFR RTP payload formats
Mychaela Falconia <falcon@freecalypso.org>
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21 frames; rtp-gsmfr-extr converts everything into this fixed format.