MetalFX provides platform-optimized graphics effects for apps built with Metal. Render complex scenes in less time per frame with high-performance upscaling and anti-aliasing using MetalFX Upscaling.

Posts under MetalFX tag

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assertion failure trying to create MTLFXTemporalScaler
I'm trying to create a MTLFXTemporalScaler as follows (this is adapted from the sample code): func updateTemporalScaler() { let desc = MTLFXTemporalScalerDescriptor() desc.inputWidth = renderTarget.renderSize.width desc.inputHeight = renderTarget.renderSize.height desc.outputWidth = renderTarget.windowSize.width desc.outputHeight = renderTarget.windowSize.height desc.colorTextureFormat = .bgra8Unorm desc.depthTextureFormat = .depth32Float desc.motionTextureFormat = .rg16Float desc.outputTextureFormat = .bgra8Unorm guard let temporalScaler = desc.makeTemporalScaler(device: device) else { fatalError("The temporal scaler effect is not usable!") } temporalScaler.motionVectorScaleX = Float(renderTarget.renderSize.width) temporalScaler.motionVectorScaleY = Float(renderTarget.renderSize.height) mfxTemporalScaler = temporalScaler } I'm getting the following error the 3rd time the code is called: /AppleInternal/Library/BuildRoots/91a344b1-f985-11ee-b563-fe8bc7981bff/Library/Caches/com.apple.xbs/Sources/MetalPerformanceShadersGraph/mpsgraph/MetalPerformanceShadersGraph/Runtimes/MPSRuntime/Operations/RegionOps/ANRegion.mm:855: failed assertion `ANE intermediate buffer handle not same!' When I copy the code out to a playground, it succeeds when called with the same sequence of descriptors. Does this seem like a bug with MTLFXTemporalScaler?
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497
Jul ’24
FxPlug outputTexture have wrong usage.
After the build 4.2.9. I have a weird bug. It keep crashing and when I read the message, it display validateRenderPassDescriptor:782: failed assertion `RenderPass Descriptor Validation Texture at colorAttachment[0] has usage (0x01) which doesn't specify MTLTextureUsageRenderTarget (0x04) This happen when I run in debug mode and try to hook up the motion template. I found out that the output texture create have usage only "MTLTextureUsageShaderRead" but no "MTLTextureUsageRenderTarget" Anyone have problem like me? I uusing fxplug 4.2.9 motion 5.7 and final cut 10.7.1. running in sonoma 14.2.1
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517
Mar ’24
FxPlug resolution change w/o scaling - FCPX AI/ML Upscale Effect via Motion?
Namaste! I'm putting together a FCPX Effect that is supposed to increase the resolution with AI upscale, but the only way to add resolution is by scaling. The problem is that scaling causes the video to clip. I want to be able to give a 480 video this "Resolution Upscale" Effect and have it output a 720 or 1080 AI upscaled video, however both FxPlug and Motion Effects does not allow such a thing. The FxPlug is always getting 640x480 input (correct) but only 640x480 output. What is the FxPlug code or Motion Configuration/Cncept for upscaling the resolution without affecting the scale? Is there a way to do this in Motion/FxPlug? Scaling up by FxPlug effect, but then scaling down in a parent Motion Group doesn't do anything. Setting the Group 2D Fixed Resolution doesn't output different dimensions; the debug output from the FxPlug continues saying the input and output is 640x480, even when the group is set at fixed resolution 1920x1080. Doing a hierarchy of Groups with different settings for 2D Fixed Resolution and 3D Flatten do not work. In these instances, the debug output continues saying 640x480 for both input and output. So the plug in isn't aware of the Fixed Resolution change. Does there need to be a new FxPlug property, via [properties:...], like "kFxPropertyKey_ResolutionChange" and an API for changing the dest image resolution? (and without changing the dest rect size) How do we do this?
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618
Feb ’24
Using LiDAR DepthData with ARKit and SceneKit
Greetings! I have made use of Apple ARKit documentations to create a simple ARKit application which utilizes SceneKit (Tried Metal too) I am currently unsure of how to make use of SmoothedSceneDepth(SceneDepth) in general to acquire the DepthData from the DataMap acquired in the View. is there any particular method or way that I can access this data for displaying the depth. would be grateful with any inputs or suggestions. Thanks in advance
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611
Dec ’23
FxPlug, Titles in FCPX where to start?
Hi, trying to wrap my head around Xcode's FXPlug. I already sell Final Cut Pro titles for a company. These titles were built in motion. However, they want me to move them to an app and I'm looking for any help on how to accomplish this *What the app should do is: Allow users with an active subscription to our website the ability to access titles within FCPX and if they are not an active subscriber, for access to be denied.
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1.9k
Oct ’24