(cherry picked from commit 5eb8cc95)

(cherry picked from commit e469eadd)

(cherry picked from commit 36eb43a7)

(cherry picked from commit e1def12f)

(cherry picked from commit 81086b74)

(cherry picked from commit 6665407d)

(cherry picked from commit 5924cb42)

(cherry picked from commit 0d457f14)

(cherry picked from commit b18243fc)

(cherry picked from commit 3de1584a)

(cherry picked from commit a5a67754)

(cherry picked from commit da690897)

(cherry picked from commit 7744c8b6)

(cherry picked from commit 04f2b956)

(cherry picked from commit b293c8eb)

regression regarding #24237 after chunk probe only change

(cherry picked from commit 4e87c549)

read data could be infinite (stream)
refs #25562

(cherry picked from commit fbebef63)

ref #25518

(cherry picked from commit fc6790c9)

(cherry picked from commit 39297dbf)

(cherry picked from commit cf71d919)

(cherry picked from commit b9f4904d)

(cherry picked from commit 126cb628)

(cherry picked from commit ddfbcedb)

(cherry picked from commit 51293726)

(cherry picked from commit cfdfa43b)

(cherry picked from commit 20bb1529)

(cherry picked from commit 8450f760)

(cherry picked from commit b32c7d96)

(cherry picked from commit e8c855de)

(cherry picked from commit f2e76681)

(cherry picked from commit 630f8667)

(cherry picked from commit 9aec7be7)

(cherry picked from commit 56251ef3)

(cherry picked from commit 152883b6)

(cherry picked from commit 1ef4b4f8)

Format change needs a restart, but when demuxer has been probed, we
only need to handle restart/reprobing when switching variants.

(cherry picked from commit 854f4256)

(cherry picked from commit 7c09a934)

(cherry picked from commit ec9f0e8d)

(cherry picked from commit a5863ff7)

(cherry picked from commit 76c2e6ab)