Bug#827868: libavfilter6 lost the libopencv dependency

[Adrian Bunk]

Package: libavfilter6
Version: 7:3.0.2-4
Severity: normal

https://buildd.debian.org/status/fetch.php?pkg=ffmpeg&arch=amd64&ver=7%3A3.0.1-3&stamp=1460920240
 *** standard ***
...
External libraries:
...
crystalhd		libmp3lame		libx264
frei0r			libopencv		libx265
gnutls			libopenjpeg		libxcb


https://buildd.debian.org/status/fetch.php?pkg=ffmpeg&arch=amd64&ver=7%3A3.0.2-4&stamp=1465644381
 *** standard ***
...
External libraries:
crystalhd		libmp3lame		libx264
frei0r			libopenjpeg		libx265
gnutls			libopus			libxcb


Is this intentional, or a configuration or build dependency issue?