FreeCalypso > hg > themwi-system-sw

annotate mgw/dtmf_defs.h @ 198:cf1ba5d65188

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mgw: start using project-global rtp_defs.h
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 29 Mar 2023 20:06:40 -0800
parents a6eb2de277f6
children
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815e4c59162e mgw DTMF: tone definitions and sample array generation
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
815e4c59162e mgw DTMF: tone definitions and sample array generation
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2 * This header file holds various internal definitions for DTMF generation,
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a6eb2de277f6 mgw: massive simplification for continuous RTP stream from BTS
Mychaela Falconia <falcon@freecalypso.org>
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3 * including DTMF_MAX_FRAMES limit.
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815e4c59162e mgw DTMF: tone definitions and sample array generation
Mychaela Falconia <falcon@freecalypso.org>
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4 */
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815e4c59162e mgw DTMF: tone definitions and sample array generation
Mychaela Falconia <falcon@freecalypso.org>
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6 #define DTMF_MAX_FRAMES 60 /* 1200 ms */
815e4c59162e mgw DTMF: tone definitions and sample array generation
Mychaela Falconia <falcon@freecalypso.org>
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815e4c59162e mgw DTMF: tone definitions and sample array generation
Mychaela Falconia <falcon@freecalypso.org>
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8 struct dtmf_desc {
815e4c59162e mgw DTMF: tone definitions and sample array generation
Mychaela Falconia <falcon@freecalypso.org>
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9 int digit;
815e4c59162e mgw DTMF: tone definitions and sample array generation
Mychaela Falconia <falcon@freecalypso.org>
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10 float freq_low;
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Mychaela Falconia <falcon@freecalypso.org>
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11 float freq_high;
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Mychaela Falconia <falcon@freecalypso.org>
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12 int16_t *samples;
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Mychaela Falconia <falcon@freecalypso.org>
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13 };