#!/usr/bin/gjs
const Gtk = imports.gi.Gtk;
const GLib = imports.gi.GLib;
const Gio = imports.gi.Gio;
const Lang = imports.lang;
const System = imports.system;
const NumEntry = new Lang.Class({
Name: 'NumEntry',
Extends: Gtk.Entry,
_init: function() {
this.parent({
xalign: 1.0
});
let buf = this.get_buffer();
buf.connect("inserted-text", Lang.bind(this, function(buf, position, chars, n_chars) {
if (isNaN(chars))
buf.delete_text(position, n_chars);
}));
}
});
const FFCut = new Lang.Class({
Name: 'FFCut',
Extends: Gtk.ApplicationWindow,
_init: function(app, basename) {
this.parent({
application: app,
title: basename
});
let texts = ["Start", ":", "Stop", ":"];
let labels = [];
this.entries = [];
for (let i=0; i<4; i++) {
labels[i] = new Gtk.Label({label: texts[i]});
this.entries[i] = new NumEntry();
}
let grid = new Gtk.Grid();
grid.attach(labels[0], 0, 0, 1, 1);
grid.attach(labels[1], 2, 0, 1, 1);
grid.attach(labels[2], 0, 1, 1, 1);
grid.attach(labels[3], 2, 1, 1, 1);
grid.attach(this.entries[0], 1, 0, 1, 1);
grid.attach(this.entries[1], 3, 0, 1, 1);
grid.attach(this.entries[2], 1, 1, 1, 1);
grid.attach(this.entries[3], 3, 1, 1, 1);
let button = new Gtk.Button({label: "Cut"});
button.connect("clicked", Lang.bind(this, function() {
let ss1 = Number(this.entries[0].get_text()) * 60 + Number(this.entries[1].get_text());
let ss2 = Number(this.entries[2].get_text()) * 60 + Number(this.entries[3].get_text()) - ss1;
let cmd = "ffmpeg -ss " + ss1 + " -i " + this.title + " -t " + ss2 + " -vcodec copy -acodec copy out_" + this.title;
GLib.spawn_command_line_async(cmd);
}));
let vbox = new Gtk.Box({
orientation: Gtk.Orientation.VERTICAL,
spacing: 5
});
vbox.pack_start(grid, true, true, 0);
vbox.pack_start(button, true, true, 0);
this.add(vbox);
this.show_all();
}
});
const FFApp = new Lang.Class({
Name: 'FFApp',
Extends: Gtk.Application,
_init: function() {
this.parent({
application_id: 'org.sasakima.ffcut',
flags: Gio.ApplicationFlags.HANDLES_OPEN
});
},
vfunc_open: function(files, hint) {
let basename = files[0].get_basename();
let w = new FFCut(this, basename);
},
vfunc_activate: function() {
print("Usage: ffcut FILENAME");
}
});
let argv = [System.programInvocationName];
ARGV.forEach(function(element) {
if (element.indexOf("//") == -1) {
argv.push(decodeURIComponent(escape(element)));
} else {
argv.push(element);
}
});
let application = new FFApp();
application.run(argv);
