diff options
Diffstat (limited to 'lib/VUMeter.py')
| -rw-r--r-- | lib/VUMeter.py | 76 |
1 files changed, 38 insertions, 38 deletions
diff --git a/lib/VUMeter.py b/lib/VUMeter.py index c862452..31fe155 100644 --- a/lib/VUMeter.py +++ b/lib/VUMeter.py @@ -7,41 +7,41 @@ K = 1024 Rates = [0, 32*K, 16*K, 8*K] class VUMeter() = StripChart(): - # - # Override define() and timer() methods - # - def define(self, parent): - self = StripChart.define(self, (parent, 128)) - self.parent.need_timer(self) - self.sampling = 0 - self.rate = 3 - self.enable(0) - return self - # - def timer(self): - if self.sampling: - chunk = audio.wait_recording() - self.sampling = 0 - nums = audio.chr2num(chunk) - ampl = max(abs(min(nums)), abs(max(nums))) - self.append(ampl) - if self.enabled and not self.sampling: - audio.setrate(self.rate) - size = Rates[self.rate]/10 - size = size/48*48 - audio.start_recording(size) - self.sampling = 1 - if self.sampling: - self.parent.settimer(1) - # - # New methods: start() and stop() - # - def stop(self): - if self.sampling: - chunk = audio.stop_recording() - self.sampling = 0 - self.enable(0) - # - def start(self): - self.enable(1) - self.timer() + # + # Override define() and timer() methods + # + def define(self, parent): + self = StripChart.define(self, (parent, 128)) + self.parent.need_timer(self) + self.sampling = 0 + self.rate = 3 + self.enable(0) + return self + # + def timer(self): + if self.sampling: + chunk = audio.wait_recording() + self.sampling = 0 + nums = audio.chr2num(chunk) + ampl = max(abs(min(nums)), abs(max(nums))) + self.append(ampl) + if self.enabled and not self.sampling: + audio.setrate(self.rate) + size = Rates[self.rate]/10 + size = size/48*48 + audio.start_recording(size) + self.sampling = 1 + if self.sampling: + self.parent.settimer(1) + # + # New methods: start() and stop() + # + def stop(self): + if self.sampling: + chunk = audio.stop_recording() + self.sampling = 0 + self.enable(0) + # + def start(self): + self.enable(1) + self.timer() |