FreeCalypso > hg > gsm-codec-lib
annotate libgsmefr/sid_insert.c @ 259:bebae251e5ee
libgsmfr2: implement gsmfr_pack_from_array()
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 12 Apr 2024 22:48:50 +0000 |
parents | b4db5366b595 |
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rev | line source |
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b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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1 /* |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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2 * EFR_insert_sid_codeword() inserts the 95 bit wide SID codeword into |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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3 * an EFR frame in RTP encoding, normally as part of EFR_encode_frame() |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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4 * processing right after EFR_params2frame(). |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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5 */ |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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7 #include "gsm_efr.h" |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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8 |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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9 void EFR_insert_sid_codeword(uint8_t *frame) |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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10 { |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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11 frame[6] |= 0x6F; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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12 frame[7] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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13 frame[8] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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14 frame[9] |= 0x80; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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15 frame[12] |= 0x3B; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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16 frame[13] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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17 frame[14] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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18 frame[15] |= 0xE0; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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19 frame[19] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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20 frame[20] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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21 frame[21] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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22 frame[25] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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23 frame[26] |= 0xFC; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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24 frame[27] = 0xFF; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
parents:
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25 frame[28] |= 0xC0; |
b4db5366b595
libgsmefr: implement SID code word insertion
Mychaela Falconia <falcon@freecalypso.org>
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26 } |