Module graph 

Immutable graph construction and Phase 1 validation.

Structs

Clip

Immutable script-facing clip handle.

ClipMedia

Declared media properties for one clip.

FilterChangeSet

Filter output axes that may differ from the first input clip.

Graph

Immutable graph ready for validation and future rendering.

GraphBuilder

Mutable construction API. build freezes nodes into immutable graph.

GraphNode

One immutable graph node.

NodeId

Stable graph node identifier.

ValidatedGraph

Validated graph plus reachability plan, ready for later render scheduling.

ValidationPlan

Reachability result used to index only reachable sources before render validation.

Enums

ClipFormat

Format state known for graph clip.

ClipResolution

Resolution state known for graph clip.

FilterCompatibility

Filter media compatibility policy used during validation.

FrameCount

Frame-count state known for graph clip.

FrameRate

Frame-rate state known for graph clip.

NodeKind

Stored graph node kind.

Functions

is_y4m_compatible_format

Returns true when final clip format can be written as Phase 1 Y4M.