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usr 2024-03-25 18:11:13 +03:00
parent ad955f0592
commit 0160622031
4 changed files with 22 additions and 29 deletions
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8
README.md
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@ -3,8 +3,8 @@
.asoundrc (Должно быть в ~/)
Нужно поменять rockchipes8316c, на вашу карту (aplay -L)
modprobe snd-aloop
~ # modprobe snd-aloop
cc spark_ncurses.c -lm -lncurses -s -ospark
chmod +x audio_vis.sh
./audio_vis.sh
~ $ cc spark_ncurses.c -lm -lncurses -s -ospark
~ $ chmod +x audio_vis.sh
~ $ ./audio_vis.sh

2
audio_vis.sh
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@ -1,2 +1,2 @@
#!/bin/sh
arecord --rate 16000 --buffer-size=1024 -D loopout -MNqc 1 -f S24_LE -t raw | hexdump -e '/4 " %d"' | tr -d '*' | ./spark
arecord --rate 10000 --buffer-size=1024 -D loopout -MNqc 1 -f S24_LE -t raw | hexdump -e '/4 " %d"' | tr -d '*' | ./spark

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img/sshot.jpg
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41
spark_ncurses.c
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@ -12,7 +12,7 @@
#define NARGS 4096
#define ARG_SIZE 50
#define MAX 1000000
#define MIN 50000
#define MIN 90000
int args;
double values[NARGS + 1];
@ -71,31 +71,23 @@ void stdin_read(void) {
}
}
void mvprint(int y, int x, int lvl) {
char *fmt = "@";
if (lvl < 4) {
fmt = "/";
if (y > ws.ws_row / 2)
fmt = "\\";
}
else if (lvl - 4 <= 2)
fmt = "+";
mvprintw(y, x, "%s", fmt);
}
void print(double value, double diff, int col) {
size_t m_screen = ws.ws_row / 2;
if (col % 2)
return;
if (value >= 0) {
int lvl = (int)round((value - MIN + 1) / diff * 2);
mvprint(m_screen - lvl, col, lvl);
}
int lvl = 0;
if (value > 0)
lvl = (int)round((value - MIN + 1) / diff);
else {
int lvl = (int)round(((value * -1) - MIN + 1) / diff * 2);
mvprint(m_screen + lvl, col, lvl);
else
lvl = (int)round(((value * -1) - MIN + 1) / diff);
for (int i = 0; i < lvl; i++) {
if (value > 0)
mvprintw((ws.ws_row / 2) - i, col, "$");
else
mvprintw((ws.ws_row / 2) + i, col, "$");
}
}
@ -124,8 +116,9 @@ int main(void) {
stdin_read();
clear();
for (int i = 1; i < args - 1; i++)
print((values[i - 1] + values[i] + values[i + 1]) / 4, diff, i);
print((values[i - 1] + values[i] + values[i + 1]) / 3, diff, i);
refresh();
}