diff options
Diffstat (limited to 'man/feh.pre')
| -rw-r--r-- | man/feh.pre | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/man/feh.pre b/man/feh.pre index 340d6cd..1899800 100644 --- a/man/feh.pre +++ b/man/feh.pre @@ -41,6 +41,9 @@ libexif builtin EXIF reader $MAN_EXIF$ .It inotify-based auto-reload of changed files $MAN_INOTIFY$ . +.It +libmagic $MAN_MAGIC$ +. .El . $MAN_DEBUG$ @@ -165,20 +168,20 @@ with a non-negative value to enable support for these formats. . .Pp . -As Imlib2 may take several seconds to determine whether it can load a file or -not -.Pq e.g. when attempting to open a large video , +.Pq optional feature, $MAN_MAGIC$ in this build +.Nm +can use libmagic to only pass image files to Imlib2. +This feature is $MAN_MAGIC$ in this build. +When using .Nm -checks each file's header before loading it. -If it looks like an image, it is passed on to Imlib2, otherwise, it is -assumed to be unloadable. -This greatly improves performance when working in directories with mixed files -.Pq i.e., directories which do not exclusively contain image files . +with lots of non-image files +.Pq especially with Imlib2 version 1.6.x or 1.7.0 , +this can speed up the detection of non-image files significantly. If you think that Imlib2 can load a file which .Nm has determined to be likely not an image, set the environment variable .Qq FEH_SKIP_MAGIC -to pass all files directly to Imlib2, bypassing the header check. +to pass all files directly to Imlib2, bypassing this check. The environment variable's value does not matter, it just needs to be set. . .Sh OPTIONS |