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authorDaniel Friesel <daniel.friesel@uos.de>2020-07-06 12:46:59 +0200
committerDaniel Friesel <daniel.friesel@uos.de>2020-07-06 12:46:59 +0200
commit21e29a8e9b92d34cfcc241188b5e4b903dd9c4df (patch)
treeacc235361070e67316003431f8276dc255565ccb /lib
parent9e1d0997e39fe17b92c7971fc6fcd21d7dfb87d2 (diff)
Move keysightdlog to bin
Diffstat (limited to 'lib')
-rwxr-xr-xlib/keysightdlog.py164
1 files changed, 0 insertions, 164 deletions
diff --git a/lib/keysightdlog.py b/lib/keysightdlog.py
deleted file mode 100755
index 89264b9..0000000
--- a/lib/keysightdlog.py
+++ /dev/null
@@ -1,164 +0,0 @@
-#!/usr/bin/env python3
-
-import lzma
-import matplotlib.pyplot as plt
-import numpy as np
-import os
-import struct
-import sys
-import xml.etree.ElementTree as ET
-
-
-def plot_y(Y, **kwargs):
- plot_xy(np.arange(len(Y)), Y, **kwargs)
-
-
-def plot_xy(X, Y, xlabel=None, ylabel=None, title=None, output=None):
- fig, ax1 = plt.subplots(figsize=(10, 6))
- if title != None:
- fig.canvas.set_window_title(title)
- if xlabel != None:
- ax1.set_xlabel(xlabel)
- if ylabel != None:
- ax1.set_ylabel(ylabel)
- plt.subplots_adjust(left=0.1, bottom=0.1, right=0.99, top=0.99)
- plt.plot(X, Y, "bo", markersize=2)
- if output:
- plt.savefig(output)
- with open("{}.txt".format(output), "w") as f:
- print("X Y", file=f)
- for i in range(len(X)):
- print("{} {}".format(X[i], Y[i]), file=f)
- else:
- plt.show()
-
-
-filename = sys.argv[1]
-
-with open(filename, "rb") as logfile:
- lines = []
- line = ""
-
- if ".xz" in filename:
- f = lzma.open(logfile)
- else:
- f = logfile
-
- while line != "</dlog>\n":
- line = f.readline().decode()
- lines.append(line)
- xml_header = "".join(lines)
- raw_header = f.read(8)
- data_offset = f.tell()
- raw_data = f.read()
-
- xml_header = xml_header.replace("1ua>", "X1ua>")
- xml_header = xml_header.replace("2ua>", "X2ua>")
- dlog = ET.fromstring(xml_header)
- channels = []
- for channel in dlog.findall("channel"):
- channel_id = int(channel.get("id"))
- sense_curr = channel.find("sense_curr").text
- sense_volt = channel.find("sense_volt").text
- model = channel.find("ident").find("model").text
- if sense_volt == "1":
- channels.append((channel_id, model, "V"))
- if sense_curr == "1":
- channels.append((channel_id, model, "A"))
-
- num_channels = len(channels)
- duration = int(dlog.find("frame").find("time").text)
- interval = float(dlog.find("frame").find("tint").text)
- real_duration = interval * int(len(raw_data) / (4 * num_channels))
-
- data = np.ndarray(
- shape=(num_channels, int(len(raw_data) / (4 * num_channels))), dtype=np.float32
- )
-
- iterator = struct.iter_unpack(">f", raw_data)
- channel_offset = 0
- measurement_offset = 0
- for value in iterator:
- data[channel_offset, measurement_offset] = value[0]
- if channel_offset + 1 == num_channels:
- channel_offset = 0
- measurement_offset += 1
- else:
- channel_offset += 1
-
-if int(real_duration) != duration:
- print(
- "Measurement duration: {:f} of {:d} seconds at {:f} µs per sample".format(
- real_duration, duration, interval * 1000000
- )
- )
-else:
- print(
- "Measurement duration: {:d} seconds at {:f} µs per sample".format(
- duration, interval * 1000000
- )
- )
-
-for i, channel in enumerate(channels):
- channel_id, channel_model, channel_type = channel
- print(
- "channel {:d} ({:s}): min {:f}, max {:f}, mean {:f} {:s}".format(
- channel_id,
- channel_model,
- np.min(data[i]),
- np.max(data[i]),
- np.mean(data[i]),
- channel_type,
- )
- )
-
- if (
- i > 0
- and channel_type == "A"
- and channels[i - 1][2] == "V"
- and channel_id == channels[i - 1][0]
- ):
- power = data[i - 1] * data[i]
- power = 3.6 * data[i]
- print(
- "channel {:d} ({:s}): min {:f}, max {:f}, mean {:f} W".format(
- channel_id, channel_model, np.min(power), np.max(power), np.mean(power)
- )
- )
- min_power = np.min(power)
- max_power = np.max(power)
- power_border = np.mean([min_power, max_power])
- low_power = power[power < power_border]
- high_power = power[power >= power_border]
- plot_y(power)
- print(
- " avg low / high power (delta): {:f} / {:f} ({:f}) W".format(
- np.mean(low_power),
- np.mean(high_power),
- np.mean(high_power) - np.mean(low_power),
- )
- )
- # plot_y(low_power)
- # plot_y(high_power)
- high_power_durations = []
- current_high_power_duration = 0
- for is_hpe in power >= power_border:
- if is_hpe:
- current_high_power_duration += interval
- else:
- if current_high_power_duration > 0:
- high_power_durations.append(current_high_power_duration)
- current_high_power_duration = 0
- print(
- " avg high-power duration: {:f} µs".format(
- np.mean(high_power_durations) * 1000000
- )
- )
-
-# print(xml_header)
-# print(raw_header)
-# print(channels)
-# print(data)
-# print(np.mean(data[0]))
-# print(np.mean(data[1]))
-# print(np.mean(data[0] * data[1]))