FreeCalypso > hg > gsm-codec-lib
view efrtest/etsi-pcm-out.c @ 510:5bf71b091323
libgsmhr1: add direct conversion from RTP input to decoder params
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 25 Aug 2024 02:19:37 +0000 |
parents | 9f354d2aea13 |
children |
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/* * This C module holds some functions that have been split off from * etsi-dec.c, with the goal of making it easier to build both * standard-EFR and AMR-EFR versions of the ETSI-format EFR decoder. */ #include <stdio.h> #include <stdint.h> void write_pcm_be(outf, pcm) FILE *outf; int16_t *pcm; { uint8_t bytes[320], *dp; int16_t samp; unsigned n; dp = bytes; for (n = 0; n < 160; n++) { samp = pcm[n]; *dp++ = (samp >> 8) & 0xFF; *dp++ = samp & 0xFF; } fwrite(bytes, 2, 160, outf); } void write_pcm_le(outf, pcm) FILE *outf; int16_t *pcm; { uint8_t bytes[320], *dp; int16_t samp; unsigned n; dp = bytes; for (n = 0; n < 160; n++) { samp = pcm[n]; *dp++ = samp & 0xFF; *dp++ = (samp >> 8) & 0xFF; } fwrite(bytes, 2, 160, outf); }