FreeCalypso > hg > gsm-codec-lib
annotate libgsmfr2/silence_frame.c @ 455:287063b9cf43
CHANGES: document the build process change
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 10 May 2024 06:22:42 +0000 |
parents | a33edf624061 |
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6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
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1 /* |
6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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2 * Table 1 in section 6 of 3GPP TS 46.011 specifies a silence frame |
6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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3 * in the form of GSM 06.10 parameters; here we implement this exact |
6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
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4 * silence frame in libgsm encoding, which is also RTP encoding. |
6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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5 */ |
6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
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changeset
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6 |
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a33edf624061
libgsmfr2: start with API definition and port of libgsmfrp code
Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 #include <stdint.h> |
a33edf624061
libgsmfr2: start with API definition and port of libgsmfrp code
Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 #include "tw_gsmfr.h" |
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6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
9 |
256
a33edf624061
libgsmfr2: start with API definition and port of libgsmfrp code
Mychaela Falconia <falcon@freecalypso.org>
parents:
25
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10 const uint8_t gsmfr_preproc_silence_frame[GSMFR_RTP_FRAME_LEN] = { |
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6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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11 0xDA, 0xA7, 0xAA, 0xA5, 0x1A, |
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61cb83bd11ec
GSM 06.11 silence frame: it's Nc=40 first, then bc=0
Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 0x50, 0x20, 0x38, 0xE4, 0x6D, 0xB9, 0x1B, |
61cb83bd11ec
GSM 06.11 silence frame: it's Nc=40 first, then bc=0
Mychaela Falconia <falcon@freecalypso.org>
parents:
1
diff
changeset
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13 0x50, 0x20, 0x38, 0xE4, 0x6D, 0xB9, 0x1B, |
61cb83bd11ec
GSM 06.11 silence frame: it's Nc=40 first, then bc=0
Mychaela Falconia <falcon@freecalypso.org>
parents:
1
diff
changeset
|
14 0x50, 0x20, 0x38, 0xE4, 0x6D, 0xB9, 0x1B, |
61cb83bd11ec
GSM 06.11 silence frame: it's Nc=40 first, then bc=0
Mychaela Falconia <falcon@freecalypso.org>
parents:
1
diff
changeset
|
15 0x50, 0x20, 0x38, 0xE4, 0x6D, 0xB9, 0x1B, |
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6780b23654bd
libgsmfrp: starting with the silence frame
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
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16 }; |