Fixes Ticket2859

Note, testcases related to the downmix channels are welcome.
(id like to make sure this is working correctly now, as obviously it didnt
 work before ...)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Might fix Ticket1874

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes: CID1030352
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes: CID1030351
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes dithering from 32 to 24 bit

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Allows users to actually use such option.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Needed for dithering S32

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Should make no difference, but future commits will need it

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fix linking failures with -all_load due to multiple log2_tabs

Signed-off-by: Carl Eugen Hoyos <cehoyos@ag.or.at>

Libsoxr 0.1.1 will be out very soon; no changes planned beyond what's currently in git.
It includes a couple of fixes (not affecting FFmpeg's current usage) and a minor API change (but remains ABI compatible).

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes Ticket2210

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This avoids user apps having to mangle dither scale. for pcm24

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Based on
	commit 50f4337a
	Author: Justin Ruggles <justin.ruggles@gmail.com>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This also makes some other fields available earlier which may
be usefull one day

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

The effects of this are limited to numeric errors in the output

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fixes integer & buffer overflow

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This prevents potential crashes and out of memory issues if
the user manually sets such insane values.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Trolled-by: Daemon404
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

The uninitialized use implicates 0 channels, which is unlikely
to reach this function but fixed anyway in this commit.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Found-by: Daemon404
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This reduces memory usage for unreasonable large silence injections

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This prevents insane memory usage in case of insane input values.
Untested due to lack of a testcase that causes such insane allocation

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This avoids the need to allocate & free to repeatly

Fixes Ticket2122

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

63->38 kcycles

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

This allows using code working with 4 at a time

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

maybe a very tiny bit faster

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>