hans/racket-sound
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Added volume controle on sample level.

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libao-async will adjust the volume of the samples.
This commit is contained in:
Hans Dijkema
2026-04-21 10:10:29 +02:00
parent 8182b17096
commit a7caad7fa4
4 changed files with 39 additions and 5 deletions
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7
libao-async-ffi.rkt
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@@ -16,6 +16,8 @@
ao_bufsize_async
ao_clear_async
ao_pause_async
ao_set_volume_async
ao_volume_async
make-BufferInfo_t
)
@@ -88,3 +90,8 @@
;extern void ao_pause_async(void *handle, int pause);
(define-libao-async ao_pause_async(_fun _libao-async-handle-pointer _int -> _void))
;extern void ao_set_volume_async(void *handle, double percentage)
(define-libao-async ao_set_volume_async (_fun _libao-async-handle-pointer _double -> _void))
;extern double ao_volume_async(void *handle)
(define-libao-async ao_volume_async (_fun _libao-async-handle-pointer -> _double))