NullCamera

class NullCamera

Bases: object

__init__()

Methods

Attributes

area1: list[int] = []

area2: list[int] = []

area3: list[int] = []

area4: list[int] = []

areas: list[list[int]] = []

area1_is_triggered: bool = False

area2_is_triggered: bool = False

area3_is_triggered: bool = False

area4_is_triggered: bool = False

change: bool = False

annotation: str = ''

path_picture: str = ''

error: str = 'Error connecting to the camera '

trial: int = -1

is_recording: bool = False

timing: int = 0

x_position: int = -1

y_position: int = -1

trigger_event = <threading.Event at 0x7f52ff385990: unset>

items_to_draw: dict[str, Any]

start_camera() → None

Starts the camera.

stop_camera() → None

Stops the camera.

start_preview_window() → <MagicMock name='mock.QWidget' id='139994447312848'>

Starts the preview window.

Returns:

A QWidget for the preview.

Return type:

QWidget

stop_preview_window() → None

Stops the preview window.

start_recording(path_video: str = '', path_csv: str = '') → None

Starts recording.

Parameters:

• path_video (str) – Path for video file.

• path_csv (str) – Path for CSV data.

stop_recording() → None

Stops recording.

print_info_about_config() → None

Prints camera configuration info.

pre_process(request) → None

Preprocessing callback for frames.

Parameters:

request – The request object.

write_text(text: str) → None

Writes text annotation to the frame.

Parameters:

text (str) – The text to write.

areas_corridor_ok() → bool

Checks corridor areas status.

Returns:

True if OK.

Return type:

bool

area_1_empty() → bool

Checks if area 1 is empty.

Returns:

True if empty.

Return type:

bool

area_2_empty() → bool

Checks if area 2 is empty.

Returns:

True if empty.

Return type:

bool

area_3_empty() → bool

Checks if area 3 is empty.

Returns:

True if empty.

Return type:

bool

area_4_empty() → bool

Checks if area 4 is empty.

Returns:

True if empty.

Return type:

bool

take_picture() → None

Takes a picture.