joachim/openwebrx-clone
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

erase waterfall calibration memory

Browse Source
This commit is contained in:
Jakob Ketterl 2020-08-31 21:48:02 +02:00
parent 95ac5aeb7d
commit f90670f477
1 changed files with 23 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
htdocs/openwebrx.js
View File

@ -83,26 +83,31 @@ var waterfall_colors;
var waterfall_auto_level_margin;
function updateWaterfallColors(which) {
var wfmax = e("openwebrx-waterfall-color-max");
var wfmin = e("openwebrx-waterfall-color-min");
if (parseInt(wfmin.value) >= parseInt(wfmax.value)) {
if (!which) wfmin.value = (parseInt(wfmax.value) - 1).toString();
else wfmax.value = (parseInt(wfmin.value) + 1).toString();
var $wfmax = $("#openwebrx-waterfall-color-max");
var $wfmin = $("#openwebrx-waterfall-color-min");
waterfall_max_level = parseInt($wfmax.val());
waterfall_min_level = parseInt($wfmin.val());
if (waterfall_min_level >= waterfall_max_level) {
if (!which) {
$wfmin.val(waterfall_max_level - 1);
waterfall_min_level = waterfall_max_level -1;
} else {
$wfmax.val(waterfall_min_level + 1);
waterfall_max_level = waterfall_min_level + 1;
}
}
waterfall_min_level = parseInt(wfmin.value);
waterfall_max_level = parseInt(wfmax.value);
}
function waterfallColorsDefault() {
waterfall_min_level = waterfall_min_level_default;
waterfall_max_level = waterfall_max_level_default;
e("openwebrx-waterfall-color-min").value = waterfall_min_level.toString();
e("openwebrx-waterfall-color-max").value = waterfall_max_level.toString();
$("#openwebrx-waterfall-color-min").val(waterfall_min_level);
$("#openwebrx-waterfall-color-max").val(waterfall_max_level);
}
function waterfallColorsAuto() {
e("openwebrx-waterfall-color-min").value = (waterfall_measure_minmax_min - waterfall_auto_level_margin.min).toString();
e("openwebrx-waterfall-color-max").value = (waterfall_measure_minmax_max + waterfall_auto_level_margin.max).toString();
function waterfallColorsAuto(levels) {
$("#openwebrx-waterfall-color-min").val(levels.min - waterfall_auto_level_margin.min);
$("#openwebrx-waterfall-color-max").val(levels.max + waterfall_auto_level_margin.max);
updateWaterfallColors(0);
}
@ -1043,17 +1048,16 @@ function clear_metadata() {
$(".openwebrx-dmr-timeslot-panel").removeClass("muted");
}
var waterfall_measure_minmax = false;
var waterfall_measure_minmax_now = false;
var waterfall_measure_minmax_min = 1e100;
var waterfall_measure_minmax_max = -1e100;
function waterfall_measure_minmax_do(what) {
// this is based on an oversampling factor of about 1,25
var ignored = .1 * what.length;
var data = what.slice(ignored, -ignored);
waterfall_measure_minmax_min = Math.min(waterfall_measure_minmax_min, Math.min.apply(Math, data));
waterfall_measure_minmax_max = Math.max(waterfall_measure_minmax_max, Math.max.apply(Math, data));
return {
min: Math.min.apply(Math, data),
max: Math.max.apply(Math, data)
};
}
function on_ws_opened() {
@ -1258,11 +1262,10 @@ function waterfall_add(data) {
if (!waterfall_setup_done) return;
var w = fft_size;
if (waterfall_measure_minmax) waterfall_measure_minmax_do(data);
if (waterfall_measure_minmax_now) {
waterfall_measure_minmax_do(data);
var levels = waterfall_measure_minmax_do(data);
waterfall_measure_minmax_now = false;
waterfallColorsAuto();
waterfallColorsAuto(levels);
}
//Add line to waterfall image