AVVideoCompositionRenderContextMBS properties

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Back to AVVideoCompositionRenderContextMBS class.

AVVideoCompositionRenderContextMBS.edgeWidths as AVEdgeWidthsMBS

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
The thickness of the edge processing region on the left, top, right and bottom edges, in pixels. (read-only)

Available in OS X v10.9 and later.
(Read only property)

AVVideoCompositionRenderContextMBS.Handle as Integer

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
The internal object reference.

(Read and Write property)

AVVideoCompositionRenderContextMBS.highQualityRendering as Boolean

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
The rendering quality to use. (read-only)

Specifies that the custom compositor should use higher quality, potentially slower algorithms.
Generally this property is true for non-real-time use cases.
Available in OS X v10.9 and later.
(Read only property)

AVVideoCompositionRenderContextMBS.pixelAspectRatio as AVPixelAspectRatioMBS

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
The pixel aspect ratio for rendered frames. (read-only)

Available in OS X v10.9 and later.
(Read only property)

AVVideoCompositionRenderContextMBS.renderScale as Double

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
A scaling ratio that is applied when rendering frames. (read-only)

Available in OS X v10.9 and later.
(Read only property)

AVVideoCompositionRenderContextMBS.renderTransform as CGAffineTransformMBS

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
Transform to apply to the source image (read-only)

The transform to apply to the source image incorporating the renderScale, pixelAspectRatio, and edgeWidths.
The coordinate system origin is the top left corner of the buffer.
Available in OS X v10.9 and later.
(Read only property)

AVVideoCompositionRenderContextMBS.size as CGSizeMBS

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
The width and height for rendering frames. (read-only)

Available in OS X v10.9 and later.
(Read only property)

AVVideoCompositionRenderContextMBS.videoComposition as AVVideoCompositionMBS

Type Topic Plugin Version macOS Windows Linux iOS Targets
property AVFoundation MBS AVFoundation Plugin 14.0 ✅ Yes ❌ No ❌ No ✅ Yes All
The video composition being rendered.

Available in OS X v10.9 and later.
(Read only property)

The items on this page are in the following plugins: MBS AVFoundation Plugin.


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