Data.MediaBus.Media.Blank

Type class for media content that has blank values, that represent a neutral media content such as silence or a black image.

Documentation

class CanGenerateBlankMedia a where

Types that have a dynamic duration, for example a audio sample buffers, can implement this type class to provide methods for generating blank media content (e.g. silence) for a certain duration.

Methods

blankFor :: NominalDiffTime -> a

Generate the value that represents neutral media content, and has at least the given duration.

blankForTicks :: CanBeTicks r i => Ticks r i -> a

Generate the value that represents neutral media content, and has at least the given duration given as Ticks

Instances

(KnownRate r, CanBeSample (Pcm c t), CanBeBlank (Pcm c t)) => CanGenerateBlankMedia (Audio r c (Raw * t))

Methods

blankFor :: NominalDiffTime -> Audio r c (Raw * t)

blankForTicks :: CanBeTicks r i => Ticks r i -> Audio r c (Raw * t)

class CanBeBlank a where

Types that can have blank values.

Minimal complete definition

blank

Methods

blank :: a

Generate the value that represents neutral media content.

Instances

CanBeBlank S16

Methods

blank :: S16

CanBeBlank ALaw

Methods

blank :: ALaw

(HasStaticDuration StaticTicks d, CanGenerateBlankMedia a) => CanBeBlank (Segment d a)

Methods

blank :: Segment d a

CanBeBlank s => CanBeBlank (Pcm Mono s)

Methods

blank :: Pcm Mono s

CanBeBlank a => CanBeBlank (Pcm Stereo a)

Methods

blank :: Pcm Stereo a