[source]

DVSNoise

pyaer.filters.DVSNoise(size_x, size_y)

Software DVS background activity filter.

Arguments

• size_x: uint16
  maximum X axis resolution.
• size_y: uint16
  maximum Y axis resolution.

initialize

initialize()

Initialize.

destroy

destroy()

Destroy DVS noise filter to free up memory.

set_bias_from_json

set_bias_from_json(file_path, verbose=False)

Set bias from loading JSON configuration file.

Arguments

• file_path: str
  absolute path of the JSON bias file.

set_bias

set_bias(bias_obj)

Configure filter.

Arguments

• bias_obj: dict
  A dictionary that contains the configuration of the filter

get_bias

get_bias()

Export configuration.

Returns

• bias_obj: dict
  A dictionary that contains the configuration of the filter

save_bias_to_json

save_bias_to_json(file_path)

Save filter configuration to JSON.

Arguments

• file_path: str
  the absolute path to the destiation.

Returns

• flag: bool
  returns True if success in writing, False otherwise.

set_config

set_config(param_addr, param)

Set configuration.

Arguments

• param_addr: uint8
  a configuration parameter address, see defines CAER_FILTER_DVS_*.
• param: uint64
  a configuration parameter value integer.

Returns

• flag: bool
  True if operation successful, false otherwise.

get_config

get_config(param_addr)

Get configuration.

Arguments

• param_addr: uint8
  a configuration parameter address, see defines CAER_FILTER_DVS_*.

Returns

• param: uint64
  the value of the configuration.

apply

apply(event_packet)

Apply the filter to a event_packet.

Arguments

• event_packet: caerEventPacket
  the event packet to filter.

Returns

• filtered_event_packet: caerEventPacket
  the filtered event packet.

get_hot_pixels

get_hot_pixels()