FreeCalypso > hg > gsm-codec-lib
view libtest/pcmwrite.c @ 132:3fd48946dcb8
doc/EFR-testing article written
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 11 Dec 2022 05:12:02 +0000 |
parents | a3aa152c4653 |
children |
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/* * Here we implement our PCM write helper function. */ #include <stdint.h> #include "wavwriter.h" #include "pcmwrite.h" void write_pcm_to_wav(void *wav, const 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; } wav_write_data(wav, bytes, 320); }