Big hardware h264 decoder comparison (openmax, vdpau, vaapi)

[Pontostroy]

Testing openmax, vdpau, vaapi h264 hardware decoding on radeon hd 7790.

short results

gst vaapi     0m2.752s
mpv vdpau     0m3.566s
mpv vaapi     0m3.956s
gst omx       0m23.657s
mpv xv        1m18.178s
mpv opengl    1m23.042s

more info