Darwel

@iOkay @mumusa UIGraphicsGetImageFromCurrentImageContext()会在CG Raster data 中创建位图数据 UIImage *image = UIGraphicsGetImageFromCurrentImageContext(); NSData *tmp = UIImagePNGRepresentation(image); UIImage *newImage = [[UIImage alloc] initWithData:tmp]; 重新生成一张存在 Image IO 中的图片，会让 CG Raster data里的数据释放掉，可以解决这个问题

https://github.com/warrenm/GLTFKit/blob/master/Framework/GLTFMTL/Source/GLTFMTLTextureLoader.m This may help you.

In MovieOutput.swift change this ``` func renderIntoPixelBuffer(_ pixelBuffer:CVPixelBuffer, texture:Texture) { guard let pixelBufferBytes = CVPixelBufferGetBaseAddress(pixelBuffer) else { print("Could not get buffer bytes") return } let bytesPerRow = CVPixelBufferGetBytesPerRow(pixelBuffer) let outputTexture:Texture...