In many cases, multiple implementations are included and one is chosen to utilize the best instruction supported by the CPU. Example code: https://source.chrom

In many cases, multiple implementations are included and one is chosen to utilize the best instruction supported by the CPU. Example code: https://source.chromium.org/chromium/chromium/src/+/main:third_party/libyuv/source/scale.cc;drc=d14bd701c83375a982fe9e237a71cc06bef056e7;l=62 https://source.chromium.org/chromium/chromium/src/+/main:thi...