A cross-cross-platform library for capturing video frames from webcams and other devices in real-time as bgra8 bitmaps.
Work in progress.
API
vi.devices() -> {dev1, ...} |
enumerate available devices |
vi.devices'#' -> n |
device count |
vi.devices'*' -> dev|nil |
default device |
vi.open([dev|id|'*'|t]) -> session |
open a capture session on a device |
session:start() |
start the session (switch on the camera) |
session:stop() |
stop the session (switch off the camera) |
session:running([t|f]) /-> t|f |
get/set running status |
session:close() |
(stop and) close the session |
session:newframe(bmp) |
event: a new frame was captured |
vi.devices() -> {dev1, ...}
Enumerate available devices. Devices are plain tables with the fields id, name, isdefault.
vi.open([dev|id|'*'|t]) -> session
Open a capture session on a device. The argument can be a device object, a device id, nil/nothing/'*' which will open the default device, or an options table with the fields:
device - the device to open: device object, device id, nil or '*'
Last updated:
3 years ago
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