MComposerClass Last updated March 27, 2018 10:23 Operates MComposer object Supported interfaces IMAudioIMElementsIMFileIMFormatIMObjectIMPersistIMPluginsIMPreviewIMPropsIMScenesIMSourceIMStreams Related articles IMFile SCTE-104 General information, SCTE 104 to SCTE-35 and list of command IMStreams MMixerClass MElementClass