ofxAddons
Module for ofxModule that allows easy control over Webcams.
README
ofxModuleWebcam
Module for ofxModule that allows easy control over Webcams.
Compatible with openFrameworks 0.11.0+
Generate all project files using the openFrameworks Project Generator.
Required Addons
ofxModule
Getting started
Have a look at the sample project to get started directly and have a small explanation here.
Settings
The module can be configured in the settings.json.
{
"Webcam": {
"width": 640,
"height": 480,
"streamingMethod":"pixels"
}
}| property | type | description |
|---|---|---|
| mirrorX | boolean | mirrors Image on x-axis |
| mirrorY | boolean | mirrors Image on y-axis |
| rotate | int | rotate the image either 0, 90, 180 or 270 |
| streamingMethod | string | transmit type of images to other modules either "texture","pixels" or "both" |
| framerate | int | desired camera framerate |
| deviceId | int | the device id (number of detection) |
| deviceName | string | the device name |
Communication
Control the module
Activate/ deactivate streaming:
ofJson j;
j["value"] = false; // activate the module, for deactivate use true
notifyEvent("setIdle", j);Get messages from the module
Depending of the selected streaming method you receive the cam image as
ofTexture or ofPixels. A photo arrives at the address photo, other messages represent the current live view.void Presenter::proceedModuleEvent(ModuleEvent& e) {
// update the cam image
if (e.type == ModuleEvent::MODULE_EVENT_TEXTURE) {
camTexture = e.texture;
}else if (e.type == ModuleEvent::MODULE_EVENT_PIXELS) {
camPic.setFromPixels(