FFmpeg devs boast of another 100x leap thanks to handwritten assembly code

Re:FFmpeg devs boast of another 100x leap thanks to handwrit... by asveikau on Sunday July 20, 2025 @11:06PM (#44631418)

It's SIMD specifically. SIMD is crazy fast and compilers are still not good at generating it.

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Re:FFmpeg devs boast of another 100x leap thanks to handwrit... by globular-toast on Monday July 21, 2025 @03:08AM (#44632519)

There are other things too like using the carry bit directly with ADC instead of using "tricks" to check for overflow before/after it happens for example.

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