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Playlist cleanup (#1163)

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* Functional rewrite of playlist
This commit is contained in:
Kyle Reed 2023-06-17 13:01:46 -07:00 • committed by GitHub
parent 7f1c0f6f7e
commit 5743d3a3b9
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9 changed files with 304 additions and 296 deletions
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15
firmware/common/utility.hpp
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@ -90,6 +90,21 @@ inline float magnitude_squared(const std::complex<float> c) {
return r2 + i2;
}
/* Compute the duration in ms of a buffer. */
inline uint32_t ms_duration(
uint64_t buffer_size,
uint32_t sample_rate,
uint32_t bytes_per_sample) {
/* bytes * sample * second * ms
* ------ ------- ------
* bytes samples seconds
*/
if (sample_rate == 0 || bytes_per_sample == 0)
return 0;
return buffer_size / bytes_per_sample / sample_rate * 1000;
}
int fast_int_magnitude(int y, int x);
int int_atan2(int y, int x);
int32_t int16_sin_s4(int32_t x);