mirror of
https://github.com/Derpy-Leggies/OnlyLegs.git
synced 2025-01-01 04:16:07 +00:00
422 lines
10 KiB
Python
422 lines
10 KiB
Python
"""
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OnlyLegs - Metadata Parser
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Metadata formatting helpers
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"""
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from datetime import datetime
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def human_size(value):
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"""
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Formats the size of a file in a human readable format
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"""
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for unit in ["", "Ki", "Mi", "Gi", "Ti", "Pi", "Ei", "Zi"]:
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if abs(value) < 1024.0:
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return f"{value:3.1f}{unit}B"
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value /= 1024.0
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return f"{value:.1f}YiB"
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def date_format(value):
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"""
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Formats the date into a standard format
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"""
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return str(datetime.strptime(value, "%Y:%m:%d %H:%M:%S"))
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def fnumber(value):
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"""
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Formats the f-number into a standard format
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"""
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return "ƒ/" + str(value)
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def iso(value):
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"""
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Formats the ISO into a standard format
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"""
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return "ISO " + str(value)
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def shutter(value):
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"""
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Formats the shutter speed into a standard format
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"""
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return str(value) + " s"
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def focal_length(value):
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"""
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Formats the focal length into a standard format
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"""
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try:
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calculated = value[0] / value[1]
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except TypeError:
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calculated = value
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return str(calculated) + " mm"
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def exposure(value):
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"""
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Formats the exposure value into a standard format
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"""
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return str(value) + " EV"
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def color_space(value):
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"""
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Maps the value of the color space to a human readable format
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"""
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value_map = {0: "Reserved", 1: "sRGB", 65535: "Uncalibrated"}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def flash(value):
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"""
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Maps the value of the flash to a human readable format
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"""
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value_map = {
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0: "Did not fire",
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1: "Fired",
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5: "Strobe return light not detected",
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7: "Strobe return light detected",
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9: "Fired, compulsory",
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13: "Fired, compulsory, return light not detected",
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15: "Fired, compulsory, return light detected",
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16: "Did not fire, compulsory",
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24: "Did not fire, auto mode",
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25: "Fired, auto mode",
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29: "Fired, auto mode, return light not detected",
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31: "Fired, auto mode, return light detected",
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32: "No function",
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65: "Fired, red-eye reduction mode",
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69: "Fired, red-eye reduction mode, return light not detected",
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71: "Fired, red-eye reduction mode, return light detected",
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73: "Fired, compulsory, red-eye reduction mode",
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77: "Fired, compulsory, red-eye reduction mode, return light not detected",
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79: "Fired, compulsory, red-eye reduction mode, return light detected",
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89: "Fired, auto mode, red-eye reduction mode",
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93: "Fired, auto mode, return light not detected, red-eye reduction mode",
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95: "Fired, auto mode, return light detected, red-eye reduction mode",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def exposure_program(value):
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"""
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Maps the value of the exposure program to a human readable format
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"""
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value_map = {
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0: "Not defined",
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1: "Manual",
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2: "Normal program",
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3: "Aperture priority",
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4: "Shutter priority",
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5: "Creative program",
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6: "Action program",
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7: "Portrait mode",
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8: "Landscape mode",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def metering_mode(value):
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"""
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Maps the value of the metering mode to a human readable format
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"""
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value_map = {
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0: "Unknown",
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1: "Average",
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2: "Center-Weighted Average",
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3: "Spot",
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4: "Multi-Spot",
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5: "Pattern",
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6: "Partial",
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255: "Other",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def resolution_unit(value):
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"""
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Maps the value of the resolution unit to a human readable format
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"""
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value_map = {1: "No absolute unit of measurement", 2: "Inch", 3: "Centimeter"}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def light_source(value):
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"""
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Maps the value of the light source to a human readable format
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"""
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value_map = {
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0: "Unknown",
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1: "Daylight",
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2: "Fluorescent",
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3: "Tungsten (incandescent light)",
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4: "Flash",
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9: "Fine weather",
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10: "Cloudy weather",
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11: "Shade",
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12: "Daylight fluorescent (D 5700 - 7100K)",
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13: "Day white fluorescent (N 4600 - 5400K)",
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14: "Cool white fluorescent (W 3900 - 4500K)",
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15: "White fluorescent (WW 3200 - 3700K)",
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17: "Standard light A",
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18: "Standard light B",
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19: "Standard light C",
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20: "D55",
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21: "D65",
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22: "D75",
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23: "D50",
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24: "ISO studio tungsten",
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255: "Other light source",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def scene_capture_type(value):
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"""
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Maps the value of the scene capture type to a human readable format
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"""
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value_map = {
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0: "Standard",
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1: "Landscape",
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2: "Portrait",
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3: "Night scene",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def white_balance(value):
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"""
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Maps the value of the white balance to a human readable format
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"""
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value_map = {
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0: "Auto",
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1: "Manual",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def exposure_mode(value):
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"""
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Maps the value of the exposure mode to a human readable format
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"""
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value_map = {
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0: "Auto",
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1: "Manual",
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2: "Auto bracket",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def sensitivity_type(value):
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"""
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Maps the value of the sensitivity type to a human readable format
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"""
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value_map = {
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0: "Unknown",
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1: "Standard Output Sensitivity",
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2: "Recommended Exposure Index",
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3: "ISO Speed",
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4: "Standard Output Sensitivity and Recommended Exposure Index",
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5: "Standard Output Sensitivity and ISO Speed",
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6: "Recommended Exposure Index and ISO Speed",
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7: "Standard Output Sensitivity, Recommended Exposure Index and ISO Speed",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def lens_specification(value):
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"""
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Maps the value of the lens specification to a human readable format
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"""
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try:
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return str(value[0] / value[1]) + "mm - " + str(value[2] / value[3]) + "mm"
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except TypeError:
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return None
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def compression_type(value):
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"""
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Maps the value of the compression type to a human readable format
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"""
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value_map = {
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1: "Uncompressed",
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2: "CCITT 1D",
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3: "T4/Group 3 Fax",
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4: "T6/Group 4 Fax",
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5: "LZW",
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6: "JPEG (old-style)",
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7: "JPEG",
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8: "Adobe Deflate",
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9: "JBIG B&W",
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10: "JBIG Color",
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99: "JPEG",
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262: "Kodak 262",
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32766: "Next",
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32767: "Sony ARW Compressed",
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32769: "Packed RAW",
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32770: "Samsung SRW Compressed",
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32771: "CCIRLEW",
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32772: "Samsung SRW Compressed 2",
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32773: "PackBits",
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32809: "Thunderscan",
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32867: "Kodak KDC Compressed",
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32895: "IT8CTPAD",
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32896: "IT8LW",
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32897: "IT8MP",
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32898: "IT8BL",
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32908: "PixarFilm",
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32909: "PixarLog",
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32946: "Deflate",
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32947: "DCS",
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33003: "Aperio JPEG 2000 YCbCr",
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33005: "Aperio JPEG 2000 RGB",
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34661: "JBIG",
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34676: "SGILog",
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34677: "SGILog24",
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34712: "JPEG 2000",
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34713: "Nikon NEF Compressed",
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34715: "JBIG2 TIFF FX",
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34718: "(MDI) Binary Level Codec",
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34719: "(MDI) Progressive Transform Codec",
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34720: "(MDI) Vector",
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34887: "ESRI Lerc",
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34892: "Lossy JPEG",
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34925: "LZMA2",
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34926: "Zstd",
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34927: "WebP",
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34933: "PNG",
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34934: "JPEG XR",
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65000: "Kodak DCR Compressed",
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65535: "Pentax PEF Compressed",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def orientation(value):
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"""
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Maps the value of the orientation to a human readable format
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"""
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value_map = {
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0: "Undefined",
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1: "Horizontal (normal)",
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2: "Mirror horizontal",
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3: "Rotate 180",
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4: "Mirror vertical",
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5: "Mirror horizontal and rotate 270 CW",
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6: "Rotate 90 CW",
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7: "Mirror horizontal and rotate 90 CW",
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8: "Rotate 270 CW",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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def components_configuration(value):
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"""
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Maps the value of the components configuration to a human readable format
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"""
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value_map = {
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0: "",
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1: "Y",
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2: "Cb",
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3: "Cr",
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4: "R",
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5: "G",
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6: "B",
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}
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try:
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return "".join([value_map[int(x)] for x in value])
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except KeyError:
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return None
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def rating(value):
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"""
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Maps the value of the rating to a human readable format
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"""
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return str(value) + " stars"
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def rating_percent(value):
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"""
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Maps the value of the rating to a human readable format
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"""
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return str(value) + "%"
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def pixel_dimension(value):
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"""
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Maps the value of the pixel dimension to a human readable format
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"""
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return str(value) + " px"
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def title(value):
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"""
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Maps the value of the title to a human readable format
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"""
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return str(value.title())
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def subject_distance(value):
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"""
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Maps the value of the subject distance to a human readable format
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"""
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return str(value) + " m"
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def subject_distance_range(value):
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"""
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Maps the value of the subject distance range to a human readable format
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"""
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value_map = {
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0: "Unknown",
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1: "Macro",
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2: "Close view",
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3: "Distant view",
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}
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try:
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return value_map[int(value)]
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except KeyError:
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return None
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