Add decoded picture hash SEI writing for subpictures in merger app

10 jobs for !2024 with merger_subpic_hash in 31 minutes and 28 seconds (queued for 2 seconds)
detached
Status Job ID Name Coverage
  Build
passed #20615
macos
build_macos

00:03:57

passed #20637
ubuntu1604
build_ubuntu1604

00:01:55

passed #20638
ubuntu1804
build_ubuntu1804

00:05:06

passed #20639
ubuntu1804-gcc8
build_ubuntu1804-gcc8

00:05:42

passed #20619
vc191x
build_vc191x

00:20:38

passed #20620
vc192x
build_vc192x

00:14:01

failed #20627
ubuntu1604
build_ubuntu1604

failed #20616
ubuntu1604
build_ubuntu1604

failed #20617
ubuntu1804
build_ubuntu1804

failed #20618
ubuntu1804-gcc8
build_ubuntu1804-gcc8