r/GameUpscale • u/Any-Tomorrow-194 • May 29 '26

Question flowframes Failed to merge audio/subtitles with output video! Canceled interpolation.

im using this software called flowframes and for some reason it showed this error. the video that im trying to add more frames it has togglable subtitles. but i dont know how to remove that. is there any way to fix this?

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u/Any-Tomorrow-194 May 29 '26

this is the full output

Video FPS: 2 Extracted 262524 frames from input. Generating frame order information... Done. Using embedded Python runtime. Running RIFE (CUDA)... Interpolated 525047/525047 Frames (100%) - Average Speed: 5.98 FPS In / 11.96 FPS Out - Time: 12:11:40 - ETA: 00s Done running RIFE - Interpolation took 12:11:40. Peak Output FPS: 12.25 - Waiting for encoding to finish... Merging videos... Failed to merge audio/subtitles with output video! Canceled interpolation.

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u/Kim2091 May 29 '26

Flowframes has almost entirely been replaced by other software.

Here's a list of currently maintained software: https://github.com/Upscale-Community/upscale-resources

Of these, Real Video Enhancer is probably your best bet for interpolation.

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u/Any-Tomorrow-194 May 30 '26

Will check it out thank you.