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beep(1): Use AFMT_FLOAT

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AFMT_FLOAT is supported by sound(4) as of FILLME, so use it here, since
the whole program works with floats already.

Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D47639

(cherry picked from commit 1166cfd96f3403edb082387fbc3a4d4aa249bce8)
This commit is contained in:
Christos Margiolis 2025-03-30 19:45:48 +02:00
parent 1728d26682
commit 1890f0b0df
1 changed files with 4 additions and 4 deletions
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8
usr.bin/beep/beep.c
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@ -152,7 +152,7 @@ usage(void)
int
main(int argc, char **argv)
{
int32_t *buffer;
float *buffer;
size_t slope;
size_t size;
size_t off;
@ -208,9 +208,9 @@ main(int argc, char **argv)
if (ioctl(f, SOUND_PCM_WRITE_CHANNELS, &c) != 0)
errx(1, "ioctl SOUND_PCM_WRITE_CHANNELS(1) failed");
c = AFMT_S32_NE;
c = AFMT_FLOAT;
if (ioctl(f, SNDCTL_DSP_SETFMT, &c) != 0)
errx(1, "ioctl SNDCTL_DSP_SETFMT(AFMT_S32_NE) failed");
errx(1, "ioctl SNDCTL_DSP_SETFMT(AFMT_FLOAT) failed");
if (ioctl(f, SNDCTL_DSP_SPEED, &sample_rate) != 0)
errx(1, "ioctl SNDCTL_DSP_SPEED(%d) failed", sample_rate);
@ -251,7 +251,7 @@ main(int argc, char **argv)
else if (off > (size - slope))
sample = sample * (size - off - 1) / (float)slope;
buffer[off] = sample * 0x7fffff00;
buffer[off] = sample;
}
if (write(f, buffer, size * sizeof(buffer[0])) !=