Exposure effect

  • Article

Increase or decreases the exposure of the image.

The CLSID for this effect is CLSID_D2D1Exposure.

Example image

example of effect output

Sample code

ComPtr<ID2D1Effect> exposureEffect;
m_d2dContext->CreateEffect(CLSID_D2D1Exposure, &exposureEffect);
 
exposureEffect->SetInput(0, bitmap);
exposureEffect->SetValue(D2D1_EXPOSURE_PROP_EXPOSURE_VALUE, 1.0f);
 
m_d2dContext->BeginDraw();
m_d2dContext->DrawImage(exposureEffect.Get());
m_d2dContext->EndDraw();

Effect properties

The properties for the exposure effect are defined by the D2D1_EXPOSURE_PROP enumeration.

Requirements

Requirement Value
Minimum supported client Windows 10 [desktop apps | Windows Store apps]
Minimum supported server Windows 10 [desktop apps | Windows Store apps]
Header d2d1effects_2.h
Library d2d1.lib, dxguid.lib