Optimize Parakeet feature extraction on CUDA#45134
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milesial wants to merge 2 commits intohuggingface:mainfrom
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Optimize Parakeet feature extraction on CUDA#45134milesial wants to merge 2 commits intohuggingface:mainfrom
milesial wants to merge 2 commits intohuggingface:mainfrom
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[For maintainers] Suggested jobs to run (before merge) run-slow: parakeet |
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What does this PR do?
Add support for CUDA parakeet preprocessor, running STFT and mel spectrogram extraction on the GPU.
This refactor also speeds up the CPU implementation.
Tested on
nvidia/parakeet-ctc-0.6b, B200, 300s audio:Before this PR, CPU: 28ms
After this PR, CPU: 21ms
After this PR, GPU: 1.7ms
No impact on accuracy (VoxPopuli).
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Pull Request section?
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