Easier way to configure volume threshold (an exported variable in generate.sh)
This commit is contained in:
parent
d96d4373f4
commit
a6e89ee5ad
|
@ -2,7 +2,7 @@ import findLoudness, { SwapPoint } from "./find-loudness";
|
|||
|
||||
const graph_density = 8000;
|
||||
|
||||
const threshold_at_point = 1;
|
||||
const threshold_at_point = parseInt(process.env.demuxer_volume_threshold) || 1;
|
||||
|
||||
const inertia_s = 0.3;
|
||||
const inertia_samples = inertia_s * graph_density;
|
||||
|
@ -14,75 +14,65 @@ const minutes = (units: number) => Math.floor(s(units) / 60);
|
|||
const hours = (units: number) => Math.floor(units / graph_density / 60 / 60);
|
||||
|
||||
const formatTime = (units: number) =>
|
||||
`${hours(units)}:${minutes(units)}:${Math.floor(s(units) % 60)}`;
|
||||
`${hours(units)}:${minutes(units)}:${Math.floor(s(units) % 60)}`;
|
||||
|
||||
type Mode = { left: boolean; right: boolean };
|
||||
|
||||
async function run() {
|
||||
const [left_breaks, right_breaks] = await Promise.all([
|
||||
findLoudness(
|
||||
"/tmp/leftraw",
|
||||
threshold_at_point,
|
||||
inertia_samples,
|
||||
"left"
|
||||
),
|
||||
findLoudness(
|
||||
"/tmp/rightraw",
|
||||
threshold_at_point,
|
||||
inertia_samples,
|
||||
"right"
|
||||
),
|
||||
]);
|
||||
const [left_breaks, right_breaks] = await Promise.all([
|
||||
findLoudness("/tmp/leftraw", threshold_at_point, inertia_samples, "left"),
|
||||
findLoudness("/tmp/rightraw", threshold_at_point, inertia_samples, "right"),
|
||||
]);
|
||||
|
||||
const merged = [...left_breaks, ...right_breaks].sort((a, b) =>
|
||||
a.position_start < b.position_start
|
||||
? -1
|
||||
: a.position_start > b.position_start
|
||||
? 1
|
||||
: 0
|
||||
);
|
||||
const merged = [...left_breaks, ...right_breaks].sort((a, b) =>
|
||||
a.position_start < b.position_start
|
||||
? -1
|
||||
: a.position_start > b.position_start
|
||||
? 1
|
||||
: 0
|
||||
);
|
||||
|
||||
// console.log("left breaks:", left_breaks);
|
||||
// console.log(`right_breaks`, right_breaks);
|
||||
// console.log(`merged`, merged);
|
||||
// console.log("left breaks:", left_breaks);
|
||||
// console.log(`right_breaks`, right_breaks);
|
||||
// console.log(`merged`, merged);
|
||||
|
||||
function new_mode(m: Mode, s: SwapPoint): Mode {
|
||||
return { ...m, [s.label]: s.loud };
|
||||
}
|
||||
function new_mode(m: Mode, s: SwapPoint): Mode {
|
||||
return { ...m, [s.label]: s.loud };
|
||||
}
|
||||
|
||||
function mode_to_string(mode: Mode) {
|
||||
if (mode.left && mode.right) {
|
||||
return "both";
|
||||
}
|
||||
for (const side of ["left", "right"]) {
|
||||
if (mode[side as keyof Mode]) {
|
||||
return side;
|
||||
}
|
||||
}
|
||||
return "none";
|
||||
}
|
||||
function mode_to_string(mode: Mode) {
|
||||
if (mode.left && mode.right) {
|
||||
return "both";
|
||||
}
|
||||
for (const side of ["left", "right"]) {
|
||||
if (mode[side as keyof Mode]) {
|
||||
return side;
|
||||
}
|
||||
}
|
||||
return "none";
|
||||
}
|
||||
|
||||
console.log("file", `${process.cwd()}/pics/none.png`);
|
||||
let last_point = 0;
|
||||
let mode: Mode = { left: false, right: false };
|
||||
let last_file;
|
||||
let total = 0;
|
||||
for (let i = 2; i < merged.length; i++) {
|
||||
const point = merged[i];
|
||||
mode = new_mode(mode, point);
|
||||
const file = `${process.cwd()}/pics/${mode_to_string(mode)}.png`;
|
||||
const duration = (point.position_start - last_point) / graph_density;
|
||||
console.log(
|
||||
"duration",
|
||||
(point.position_start - last_point) / graph_density
|
||||
);
|
||||
console.log("file", file);
|
||||
last_point = point.position_start;
|
||||
last_file = file;
|
||||
total += duration * graph_density;
|
||||
}
|
||||
console.log("duration", merged[merged.length - 1].duration / graph_density);
|
||||
console.log("file", last_file);
|
||||
console.error(total, formatTime(total));
|
||||
console.log("file", `${process.cwd()}/pics/none.png`);
|
||||
let last_point = 0;
|
||||
let mode: Mode = { left: false, right: false };
|
||||
let last_file;
|
||||
let total = 0;
|
||||
for (let i = 2; i < merged.length; i++) {
|
||||
const point = merged[i];
|
||||
mode = new_mode(mode, point);
|
||||
const file = `${process.cwd()}/pics/${mode_to_string(mode)}.png`;
|
||||
const duration = (point.position_start - last_point) / graph_density;
|
||||
console.log(
|
||||
"duration",
|
||||
(point.position_start - last_point) / graph_density
|
||||
);
|
||||
console.log("file", file);
|
||||
last_point = point.position_start;
|
||||
last_file = file;
|
||||
total += duration * graph_density;
|
||||
}
|
||||
console.log("duration", merged[merged.length - 1].duration / graph_density);
|
||||
console.log("file", last_file);
|
||||
console.error(total, formatTime(total));
|
||||
}
|
||||
run();
|
||||
|
|
|
@ -6,13 +6,14 @@
|
|||
# W katalogu z tym skryptem musisz mieć katalog "pics", w którym są pliki "left.png", "right.png", "none.png" i "both.png"
|
||||
#
|
||||
|
||||
export input=~/Downloads/icdw3/stereo-processed.wav # tutaj dajemy ścieżkę do pliku mp3 z Arkiem w jednym kanale i Kubą w drugim
|
||||
export input_mono=~/Downloads/icdw3/mono-processed.wav # tutaj dajemy ścieżkę do pliku mp3 z Arkiem w jednym kanale i Kubą w drugim
|
||||
export input=~/Downloads/icdw5/icdw5-stereo.wav # tutaj dajemy ścieżkę do pliku mp3 z Arkiem w jednym kanale i Kubą w drugim
|
||||
export input_mono=~/Downloads/icdw5/icdw5-stereo.wav # tutaj dajemy ścieżkę do pliku mp3 z Arkiem w jednym kanale i Kubą w drugim
|
||||
export intro=~/projects/midline/podcast-visualizer/out/intro.mp4 # glitch
|
||||
export outro=~/projects/midline/podcast-visualizer/out/intro.mp4 # to samo na końcu, co na początku
|
||||
export final_output=~/Downloads/icdw3-viz.mp4
|
||||
export final_output=~/Downloads/icdw5-viz.mp4
|
||||
export framerate=25
|
||||
export timescale=25000
|
||||
export demuxer_volume_threshold=30 #od 0 do 128
|
||||
|
||||
aresample=8000 # to bez zmian
|
||||
mkdir -p out
|
||||
|
|
Loading…
Reference in New Issue
Block a user