ffmpeg1
ARMv7 rev 3 testing with a BCM2835 Raspberry Pi 4 Model B Rev 1.1 and DRM emulated on Raspbian 10 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1907100-HV-FFMPEG18762.
FFmpeg
H.264 HD To NTSC DV
Phoronix Test Suite v10.8.4