@class AVAsset, AVCustomVideoCompositorSession, NSArray, AVAudioMix, AVMetadataItemFilter, AVVideoComposition;
@interface AVAssetExportSessionInternal : NSObject {
struct OpaqueFigAssetExportSession { } *figExportSession;
AVAsset *asset;
AVAudioMix *audioMix;
unsigned long long audioTrackGroupHandling;
void *figVideoCompositor;
AVCustomVideoCompositorSession *customVideoCompositorSession;
AVVideoComposition *videoComposition;
NSArray *metadata;
AVMetadataItemFilter *metadataItemFilter;
id /* block */ handler;
}
@end