AVAssetExportSession giving me a green border on right and bottom of output video

Question

Here\'s the code:

AVAssetExportSession *exporter = [[AVAssetExportSession alloc] initWithAsset:mixComposition presetName:AVAssetExportPresetHighestQuality];
             


        

Answer 1

Turns out that if AVMutableVideoComposition's render size width isn't an even number, you get the mysterious green borders. Good times.