GI.GstVideo.Structs.VideoVBIParser

A parser for detecting and extracting gstVideoAncillary data from Vertical Blanking Interval lines of component signals.

Since: 1.16

Exported types

newtype VideoVBIParser

Memory-managed wrapper type.

Constructors

VideoVBIParser (ManagedPtr VideoVBIParser)

Instances

BoxedObject VideoVBIParser

Defined in GI.GstVideo.Structs.VideoVBIParser

Methods

boxedType :: VideoVBIParser -> IO GType

noVideoVBIParser :: Maybe VideoVBIParser

A convenience alias for Nothing :: Maybe VideoVBIParser.

Methods

addLine

videoVBIParserAddLine

Arguments

:: (HasCallStack, MonadIO m)

=> VideoVBIParser

parser: a VideoVBIParser

-> Ptr Word8

data: The line of data to parse

-> m ()

Provide a new line of data to the parser. Call videoVBIParserGetAncillary to get the Ancillary data that might be present on that line.

Since: 1.16

copy

videoVBIParserCopy :: (HasCallStack, MonadIO m) => VideoVBIParser -> m VideoVBIParser

No description available in the introspection data.

free

videoVBIParserFree

Arguments

:: (HasCallStack, MonadIO m)

=> VideoVBIParser

parser: a VideoVBIParser

-> m ()

Frees the parser.

Since: 1.16

getAncillary

videoVBIParserGetAncillary

Arguments

:: (HasCallStack, MonadIO m)

=> VideoVBIParser

parser: a VideoVBIParser

-> m (VideoVBIParserResult, VideoAncillary)

Returns: VideoVBIParserResultOk if ancillary data was found and anc was filled. VideoVBIParserResultDone if there wasn't any data.

Parse the line provided previously by videoVBIParserAddLine.

Since: 1.16

new

videoVBIParserNew

Arguments

:: (HasCallStack, MonadIO m)

=> VideoFormat

format: a VideoFormat

-> Word32

pixelWidth: The width in pixel to use

-> m VideoVBIParser

Returns: The new VideoVBIParser or Nothing if the format and/or pixelWidth is not supported.

Create a new VideoVBIParser for the specified format and pixelWidth.

Since: 1.16