FreeCalypso > hg > gsm-codec-lib
annotate efrtest/etsi-pcm-out.c @ 509:b7ddcb178ef6 default tip
add WIP:gsmhr note file
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 17 Aug 2024 23:11:51 +0000 |
parents | 9f354d2aea13 |
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gsmefr-etsi-dec test program written
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1 /* |
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2 * This C module holds some functions that have been split off from |
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3 * etsi-dec.c, with the goal of making it easier to build both |
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4 * standard-EFR and AMR-EFR versions of the ETSI-format EFR decoder. |
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5 */ |
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6 |
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7 #include <stdio.h> |
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8 #include <stdint.h> |
9cf1355bc071
gsmefr-etsi-dec test program written
Mychaela Falconia <falcon@freecalypso.org>
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9 |
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10 void |
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11 write_pcm_be(outf, pcm) |
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12 FILE *outf; |
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13 int16_t *pcm; |
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14 { |
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15 uint8_t bytes[320], *dp; |
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16 int16_t samp; |
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17 unsigned n; |
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18 |
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19 dp = bytes; |
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20 for (n = 0; n < 160; n++) { |
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21 samp = pcm[n]; |
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22 *dp++ = (samp >> 8) & 0xFF; |
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23 *dp++ = samp & 0xFF; |
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24 } |
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25 fwrite(bytes, 2, 160, outf); |
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26 } |
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27 |
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28 void |
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29 write_pcm_le(outf, pcm) |
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30 FILE *outf; |
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31 int16_t *pcm; |
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32 { |
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33 uint8_t bytes[320], *dp; |
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Mychaela Falconia <falcon@freecalypso.org>
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34 int16_t samp; |
9cf1355bc071
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35 unsigned n; |
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36 |
9cf1355bc071
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37 dp = bytes; |
9cf1355bc071
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38 for (n = 0; n < 160; n++) { |
9cf1355bc071
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39 samp = pcm[n]; |
9cf1355bc071
gsmefr-etsi-dec test program written
Mychaela Falconia <falcon@freecalypso.org>
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40 *dp++ = samp & 0xFF; |
9cf1355bc071
gsmefr-etsi-dec test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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41 *dp++ = (samp >> 8) & 0xFF; |
9cf1355bc071
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Mychaela Falconia <falcon@freecalypso.org>
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42 } |
9cf1355bc071
gsmefr-etsi-dec test program written
Mychaela Falconia <falcon@freecalypso.org>
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43 fwrite(bytes, 2, 160, outf); |
9cf1355bc071
gsmefr-etsi-dec test program written
Mychaela Falconia <falcon@freecalypso.org>
parents:
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44 } |