GI.Gst.Structs.ParseContext

Opaque structure.

Exported types

newtype ParseContext

Memory-managed wrapper type.

Constructors

ParseContext (ManagedPtr ParseContext)

Instances

BoxedObject ParseContext

Defined in GI.Gst.Structs.ParseContext

Methods

boxedType :: ParseContext -> IO GType

noParseContext :: Maybe ParseContext

A convenience alias for Nothing :: Maybe ParseContext.

Methods

copy

parseContextCopy

Arguments

:: (HasCallStack, MonadIO m)

=> ParseContext

context: a ParseContext

-> m (Maybe ParseContext)

Returns: A copied ParseContext

Copies the context.

free

parseContextFree

Arguments

:: (HasCallStack, MonadIO m)

=> ParseContext

context: a ParseContext

-> m ()

Frees a parse context previously allocated with parseContextNew.

getMissingElements

parseContextGetMissingElements

Arguments

:: (HasCallStack, MonadIO m)

=> ParseContext

context: a ParseContext

-> m (Maybe [Text])

Returns: a Nothing-terminated array of element factory name strings of missing elements. Free with strfreev when no longer needed.

Retrieve missing elements from a previous run of parseLaunchFull or parseLaunchvFull. Will only return results if an error code of ParseErrorNoSuchElement was returned.

new

parseContextNew

Arguments

:: (HasCallStack, MonadIO m)

=> m (Maybe ParseContext)

Returns: a newly-allocated parse context. Free with parseContextFree when no longer needed.

Allocates a parse context for use with parseLaunchFull or parseLaunchvFull.

Free-function: gst_parse_context_free