GI.GstVideo.Structs.VideoAffineTransformationMeta

Exported types

newtype VideoAffineTransformationMeta

Constructors

VideoAffineTransformationMeta (ManagedPtr VideoAffineTransformationMeta)

Instances

WrappedPtr VideoAffineTransformationMeta

Methods

wrappedPtrCalloc :: IO (Ptr VideoAffineTransformationMeta)

wrappedPtrCopy :: VideoAffineTransformationMeta -> IO VideoAffineTransformationMeta

wrappedPtrFree :: Maybe (FunPtr (Ptr VideoAffineTransformationMeta -> IO ()))

(~) AttrOpTag tag AttrSet => Constructible VideoAffineTransformationMeta tag

Methods

new :: MonadIO m => (ManagedPtr VideoAffineTransformationMeta -> VideoAffineTransformationMeta) -> [AttrOp VideoAffineTransformationMeta tag] -> m VideoAffineTransformationMeta

newZeroVideoAffineTransformationMeta :: MonadIO m => m VideoAffineTransformationMeta

Construct a VideoAffineTransformationMeta struct initialized to zero.

noVideoAffineTransformationMeta :: Maybe VideoAffineTransformationMeta

Methods

applyMatrix

videoAffineTransformationMetaApplyMatrix

Arguments

:: (HasCallStack, MonadIO m)

=> VideoAffineTransformationMeta

meta: a VideoAffineTransformationMeta

-> Float

matrix: a 4x4 transformation matrix to be applied

-> m ()

Apply a transformation using the given 4x4 transformation matrix

Since: 1.8

getInfo

videoAffineTransformationMetaGetInfo :: (HasCallStack, MonadIO m) => m MetaInfo

No description available in the introspection data.

Properties

meta

getVideoAffineTransformationMetaMeta :: MonadIO m => VideoAffineTransformationMeta -> m Meta