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Ring buffer implementation

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First stab at implementing a ring buffer. Now tuning should be done.
The statistics report causes jitters and can be deactivated by lowering
the output verbosity.
This commit is contained in:
Sebastien Leclerc
2019-06-05 17:41:46 -04:00
parent 4e26f5df36
commit caab387c0f
12 changed files with 439 additions and 237 deletions
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54
main/utils.c
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@@ -561,3 +561,57 @@ char *strcasestr(const char *haystack, const char *needle) {
return NULL;
}
#endif
uint8_t get_bytes_per_frame(output_format fmt)
{
uint8_t bpf=0;
switch (fmt) {
case S32_LE:
bpf=4*2;
break;
case S24_LE:
bpf=3*2;
break;
case S24_3LE:
bpf=3*2;
break;
case S16_LE:
bpf=2*2;
break;
#if CONFIG_DACAUDIO
case S24_BE:
bpf=3*2;
break;
case S24_3BE:
bpf=3*2;
break;
case S16_BE:
bpf=2*2;
break;
case S8_BE:
bpf=2*2;
break;
#endif
#if DSD
case U8:
bpf=1*2;
break;
case U16_LE:
bpf=2*2;
break;
case U16_BE:
bpf=2*2;
break;
case U32_LE:
bpf=4*2;
break;
case U32_BE:
bpf=4*2;
break;
#endif
default:
break;
}
assert(bpf>0);
return bpf;
}