Function: implementsMediaReader()
ts
function implementsMediaReader(value: unknown): value is MediaReader;Returns true if value implements the MediaReader interface.
Parameters
| Parameter | Type | Description |
|---|---|---|
value | unknown | The value to test. |
Returns
value is MediaReader
true when value conforms to the MediaReader interface.
Remarks
Duck-typed: checks that value is non-null with stream and byteLength as callable functions. Does not use instanceof — there is no MediaReader constructor.