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author | Rob Landley <rob@landley.net> | 2014-12-27 13:52:40 -0600 |
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committer | Rob Landley <rob@landley.net> | 2014-12-27 13:52:40 -0600 |
commit | 989f453e133962c711d360b6f2e87ee5b0e56b22 (patch) | |
tree | 7b40d397a713d5a1e22b1cd2edc76391dc9e9f89 /toys/pending/mix.c | |
parent | 73b8bb5adecf796c717749eeb309f7659c7089db (diff) | |
download | toybox-989f453e133962c711d360b6f2e87ee5b0e56b22.tar.gz |
Promote mix
Diffstat (limited to 'toys/pending/mix.c')
-rw-r--r-- | toys/pending/mix.c | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/toys/pending/mix.c b/toys/pending/mix.c deleted file mode 100644 index b59136de..00000000 --- a/toys/pending/mix.c +++ /dev/null @@ -1,67 +0,0 @@ -/* mix.c - A very basic mixer. - * - * Copyright 2014 Brad Conroy, dedicated to the Public Domain. - * - -USE_MIX(NEWTOY(mix, "c:d:l#r#", TOYFLAG_USR|TOYFLAG_BIN)) - -config MIX - bool "mix" - default n - help - usage: mix [-m DEV] [-d CHANNEL] [-l VOL] [-r RIGHT] - - List OSS sound channels (module snd-mixer-oss), or set volume(s). - - -d DEV Device node (default /dev/mixer) - -l VOL Volume level - -c CHANNEL Set/show volume of CHANNEL (default first channel found) - -r RIGHT Volume of right stereo channel (with -r, -l sets left volume) -*/ - -#define FOR_mix -#include "toys.h" -#include <linux/soundcard.h> - -GLOBALS( - long right; - long level; - char *dev; - char *chan; -) - -void mix_main(void) -{ - const char *channels[SOUND_MIXER_NRDEVICES] = SOUND_DEVICE_NAMES; - int mask, channel = -1, level, fd; - - if (!TT.dev) TT.dev = "/dev/mixer"; - fd = xopen(TT.dev, O_RDWR|O_NONBLOCK); - xioctl(fd, SOUND_MIXER_READ_DEVMASK, &mask); - - for (channel = 0; channel < SOUND_MIXER_NRDEVICES; channel++) { - if ((1<<channel) & mask) { - if (TT.chan && !strcmp(channels[channel], TT.chan)) break; - else if (toys.optflags & FLAG_l) break; - else printf("%s\n", channels[channel]); - } - } - - if (!(toys.optflags & (FLAG_c|FLAG_l))) return; - else if (channel == SOUND_MIXER_NRDEVICES) error_exit("bad -c '%s'", TT.chan); - - if (!(toys.optflags & FLAG_l)) { - xioctl(fd, MIXER_READ(channel), &level); - if (level > 0xFF) - xprintf("%s:%s = left:%d\t right:%d\n", - TT.dev, channels[channel], level>>8, level & 0xFF); - else xprintf("%s:%s = %d\n", TT.dev, channels[channel], level); - } else { - level = TT.level; - if (!(toys.optflags & FLAG_r)) level = TT.right | (level<<8); - - xioctl(fd, MIXER_WRITE(channel), &level); - } - - if (CFG_TOYBOX_FREE) close(fd); -} |