How to use the construct.SBInt16 function in construct
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PIC-IRIS / PH5 / ph5 / core / segy_h.py View on Github 
construct.SBInt32("recElevation"),
# Source elevation
construct.SBInt32("sourceSurfaceElevation"),
construct.SBInt32("sourceDepth"), # Source depth
# Elevation at receiver group
construct.SBInt32("datumElevRec"),
# Source elevation
construct.SBInt32("datumElevSource"),
# Water depth at source
construct.SBInt32("sourceWaterDepth"),
# Water depth at group
construct.SBInt32("recWaterDepth"),
# Elevation and depth scalar
construct.SBInt16("elevationScale"),
# Coordinate scalar
construct.SBInt16("coordScale"),
# X coordinate of source
construct.SBInt32("sourceLongOrX"),
# Y coordinate of source
construct.SBInt32("sourceLatOrY"),
# X coordinate of receiver group
construct.SBInt32("recLongOrX"),
# Y coordinate of receiver group
construct.SBInt32("recLatOrY"),
# Coordinate system
construct.SBInt16("coordUnits"),
# Weathering velocity
construct.SBInt16("weatheringVelocity"),
# Sub-weathering velocity
construct.SBInt16("subWeatheringVelocity"),
# Uphole time at source in ms
construct.SBInt16("sourceUpholeTime"),# Sweep frequency at end
construct.SBInt16("sweepEnd"),
# Sweep length in ms
construct.SBInt16("sweepLength"),
construct.SBInt16("sweepType"), # Sweep type
# Sweep taper at start, ms
construct.SBInt16("sweepTaperAtStart"),
# Sweep taper at end, ms
construct.SBInt16("sweepTaperAtEnd"),
construct.SBInt16("taperType"), # Taper type
# Alias filter frequency, Hz
construct.SBInt16("aliasFreq"),
# Alias filter slope, dB/octave
construct.SBInt16("aliasSlope"),
# Notch filter frequency, Hz
construct.SBInt16("notchFreq"),
# Notch filter slope, dB/octave
construct.SBInt16("notchSlope"),
# Low-cut frequency, Hz
construct.SBInt16("lowCutFreq"),
# High-cut frequency, Hz
construct.SBInt16("hiCutFreq"),
# Low-cut slope, dB/octave
construct.SBInt16("lowCutSlope"),
# High-cut slope, dB/octave
construct.SBInt16("hiCutSlope"),
construct.SBInt16("year"), # Year
construct.SBInt16("day"), # Day of Year
construct.SBInt16("hour"), # Hour
construct.SBInt16("minute"), # Minute
construct.SBInt16("second"), # Seconds
# Time bias code# Sub-weathering velocity
construct.SBInt16("subWeatheringVelocity"),
# Uphole time at source in ms
construct.SBInt16("sourceUpholeTime"),
# Uphole time at group in ms
construct.SBInt16("recUpholeTime"),
# Source static correction in ms
construct.SBInt16("sourceStaticCor"),
# Group static correction in ms
construct.SBInt16("recStaticCor"),
# Total static applied in ms
construct.SBInt16("totalStatic"),
construct.SBInt16("lagTimeA"), # Lag time A, ms
construct.SBInt16("lagTimeB"), # Lag time B, ms
# Delay recording time, ms
construct.SBInt16("delay"),
# Mute start time, ms
construct.SBInt16("muteStart"),
construct.SBInt16("muteEnd"), # Mute end time, ms
# *** Number of samples ***
construct.UBInt16("sampleLength"),
# *** Sample interval, us ***
construct.SBInt16("deltaSample"),
construct.SBInt16("gainType"), # Gain type
construct.SBInt16("gainConst"), # Gain constant
construct.SBInt16("initialGain"), # Early gain
construct.SBInt16("correlated"), # Correlated?
# Sweep frequency at start
construct.SBInt16("sweepStart"),
# Sweep frequency at end
construct.SBInt16("sweepEnd"),
# Sweep length in msconstruct.SBInt16("sourceStaticCor"),
# Group static correction in ms
construct.SBInt16("recStaticCor"),
# Total static applied in ms
construct.SBInt16("totalStatic"),
construct.SBInt16("lagTimeA"), # Lag time A, ms
construct.SBInt16("lagTimeB"), # Lag time B, ms
# Delay recording time, ms
construct.SBInt16("delay"),
# Mute start time, ms
construct.SBInt16("muteStart"),
construct.SBInt16("muteEnd"), # Mute end time, ms
# *** Number of samples ***
construct.UBInt16("sampleLength"),
# *** Sample interval, us ***
construct.SBInt16("deltaSample"),
construct.SBInt16("gainType"), # Gain type
construct.SBInt16("gainConst"), # Gain constant
construct.SBInt16("initialGain"), # Early gain
construct.SBInt16("correlated"), # Correlated?
# Sweep frequency at start
construct.SBInt16("sweepStart"),
# Sweep frequency at end
construct.SBInt16("sweepEnd"),
# Sweep length in ms
construct.SBInt16("sweepLength"),
construct.SBInt16("sweepType"), # Sweep type
# Sweep taper at start, ms
construct.SBInt16("sweepTaperAtStart"),
# Sweep taper at end, ms
construct.SBInt16("sweepTaperAtEnd"),
construct.SBInt16("taperType"), # Taper typeconstruct.SBInt16("coordUnits"),
# Weathering velocity
construct.SBInt16("weatheringVelocity"),
# Sub-weathering velocity
construct.SBInt16("subWeatheringVelocity"),
# Uphole time at source in ms
construct.SBInt16("sourceUpholeTime"),
# Uphole time at group in ms
construct.SBInt16("recUpholeTime"),
# Source static correction in ms
construct.SBInt16("sourceStaticCor"),
# Group static correction in ms
construct.SBInt16("recStaticCor"),
# Total static applied in ms
construct.SBInt16("totalStatic"),
construct.SBInt16("lagTimeA"), # Lag time A, ms
construct.SBInt16("lagTimeB"), # Lag time B, ms
# Delay recording time, ms
construct.SBInt16("delay"),
# Mute start time, ms
construct.SBInt16("muteStart"),
construct.SBInt16("muteEnd"), # Mute end time, ms
# *** Number of samples ***
construct.UBInt16("sampleLength"),
# *** Sample interval, us ***
construct.SBInt16("deltaSample"),
construct.SBInt16("gainType"), # Gain type
construct.SBInt16("gainConst"), # Gain constant
construct.SBInt16("initialGain"), # Early gain
construct.SBInt16("correlated"), # Correlated?
# Sweep frequency at start
construct.SBInt16("sweepStart"),construct.SBInt16("year"), # Year
construct.SBInt16("day"), # Day of Year
construct.SBInt16("hour"), # Hour
construct.SBInt16("minute"), # Minute
construct.SBInt16("second"), # Seconds
# Time bias code
construct.SBInt16("timeBasisCode"),
# Trace weighting for LSB
construct.SBInt16("traceWeightingFactor"),
# Geophone group number
construct.UBInt16("phoneRollPos1"),
# Geophone group number (field)
construct.UBInt16("phoneFirstTrace"),
# Geophone group number, last trace (field)
construct.UBInt16("phoneLastTrace"),
construct.SBInt16("gapSize"), # Gap size
construct.SBInt16("taperOvertravel"))
# Over travel
return TRACE# Alias filter frequency, Hz
construct.SBInt16("aliasFreq"),
# Alias filter slope, dB/octave
construct.SBInt16("aliasSlope"),
# Notch filter frequency, Hz
construct.SBInt16("notchFreq"),
# Notch filter slope, dB/octave
construct.SBInt16("notchSlope"),
# Low-cut frequency, Hz
construct.SBInt16("lowCutFreq"),
# High-cut frequency, Hz
construct.SBInt16("hiCutFreq"),
# Low-cut slope, dB/octave
construct.SBInt16("lowCutSlope"),
# High-cut slope, dB/octave
construct.SBInt16("hiCutSlope"),
construct.SBInt16("year"), # Year
construct.SBInt16("day"), # Day of Year
construct.SBInt16("hour"), # Hour
construct.SBInt16("minute"), # Minute
construct.SBInt16("second"), # Seconds
# Time bias code
construct.SBInt16("timeBasisCode"),
# Trace weighting for LSB
construct.SBInt16("traceWeightingFactor"),
# Geophone group number
construct.UBInt16("phoneRollPos1"),
# Geophone group number (field)
construct.UBInt16("phoneFirstTrace"),
# Geophone group number, last trace (field)
construct.UBInt16("phoneLastTrace"),
construct.SBInt16("gapSize"), # Gap sizedef passcal_header():
TRACE = construct.Struct("TRACE",
construct.String("station_name", 6),
construct.String("sensor_serial", 8),
construct.String("channel_name", 4),
construct.SBInt16("totalStaticHi"),
construct.SBInt32("samp_rate"),
construct.SBInt16("data_form"),
construct.SBInt16("m_secs"),
construct.SBInt16("trigyear"),
construct.SBInt16("trigday"),
construct.SBInt16("trighour"),
construct.SBInt16("trigminute"),
construct.SBInt16("trigsecond"),
construct.SBInt16("trigmills"),
construct.BFloat32("scale_fac"),
construct.UBInt16("inst_no"),
construct.SBInt16("unassigned"),
construct.SBInt32("num_samps"),
construct.SBInt32("max"),
construct.SBInt32("min"))
return TRACEdef seg_header():
TRACE = construct.Struct("TRACE",
# X coordinate of ensemble
construct.SBInt32("Xcoor"),
# Y coordinate of ensemble
construct.SBInt32("Ycoor"),
# Same as lino in reel header
construct.SBInt32("Inn"),
construct.SBInt32("Cnn"), # Same as cdp
construct.SBInt32("Spn"), # Shot point number
# Scaler to apply to Spn
construct.SBInt16("Scal"),
# Trace value measurement units
construct.SBInt16("Tvmu"),
# Transduction constant mantissa
construct.SBInt32("Tucmant"),
# Transduction constant exponent
construct.SBInt16("Tucexp"),
construct.SBInt16("Tdu"), # Transduction units
# Device/Trace identifier
construct.SBInt16("Dti"),
construct.SBInt16("Tscaler"), # Time scalar
# Source Type/Orientation
construct.SBInt16("Sto"),
# Source Energy direction
construct.String("Sed", 6),
# Source measurement mantissa
construct.SBInt32("Smsmant"),
# Source measurement exponent
construct.SBInt16("Smsexp"),Bool("use_provided_title"),
),
101: Struct("close window",
UBInt8("window_id"),
),
102: Struct("click window",
SBInt8("window_id"),
SBInt16("slot"),
SBInt8("mouse_button"),
SBInt16("action_number"),
Bool("hold_shift"),
slotdata,
),
103: Struct("set slot",
SBInt8("window_id"),
SBInt16("slot"),
slotdata,
),
104: Struct("set window items",
SBInt8("window_id"),
SBInt16("length"),
MetaArray(lambda context: context["length"], slotdata),
),
105: Struct("update window property",
UBInt8("window_id"),
UBInt16("bar"),
UBInt16("progress"),
),
106: Struct("confirm transaction",
SBInt8("window_id"),
SBInt16("action_number"),
Bool("confirmed"),construct
A powerful declarative symmetric parser/builder for binary data
Package Health Score
81 / 100Popular construct functions
- construct.Array
- construct.BFloat32
- construct.BitField
- construct.Bytes
- construct.Const
- construct.Container
- construct.Enum
- construct.Flag
- construct.LFloat32
- construct.SBInt16
- construct.SBInt32
- construct.SLInt16
- construct.SLInt32
- construct.String
- construct.Struct
- construct.UBInt16
- construct.UBInt32
- construct.UBInt8
- construct.ULInt16
- construct.ULInt32