https://github.com/derpeter/jpeg-benchmark

(need to remove sse2 compiler flags for libjpeg and stb-image

run rustup https://rustup.rs/

pi4 32bit raspberrypiOS

deer.jpg

libjpeg-turbo (2.0.5) 241.96ms
stb_image (2.26) 538.68ms
jpeg-decoder (0.1.20) 387.23ms
go (1.11.6) 558.16ms

deer_progressive.jpg

libjpeg-turbo (2.0.5) 478.72ms
stb_image (2.26) 798.86ms
jpeg-decoder (0.1.20) 676.24ms
go (1.11.6) 1069.42ms

pi3 64bit raspberrypiOS

deer.jpg

libjpeg-turbo (1.5.2) 307.13ms
stb_image (2.15) 695.92ms
jpeg-decoder (0.1.13) 606.42ms

deer_progressive.jpg

libjpeg-turbo (1.5.2) 819.19ms
stb_image (2.15) 1308.67ms
jpeg-decoder (0.1.13) 1125.64ms