(cherry picked from commit 63ae92da)

However, it only works with the avcodec module. --codec avcodec if you want it.

only case without initialization is for a void variable in which case the val
variable isn't used)

I don't immediately see a solution for.

The .dll is still a bit big, because of static linking to libiconv, I think

For some reasons, this doesn't crash on Linux...
(cherry picked from commit 25d37a4930519c5bcabbe2c0fae8c86e38d9ea54)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

As a side effect, fix a potential memleak if the variable disappeares in
var_SetChecked.

Destroying directly saves one Lookup.

Also remove an uneeded var_Destroy.

float, ...), so remove all the flags before the check.

created two times with the same type but different flags.

The system can use the hint to prefetch the data into memory, if
possible. Hopefully, this will reduce choppiness, as well as power
consumption.

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

Fixes #2983 for good ths time hopefully...

Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>

Signed-off-by: Rémi Duraffort <ivoire@videolan.org>

Signed-off-by: Rémi Duraffort <ivoire@videolan.org>