This fixes NULL pointer dereferencing for formats, where frame->data[1]
is not allocated.

The problem was introduced in commit
257fbc3a.
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

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

The original sample was generated with invalid software.

Fixes ticket #4667.

Due to how pixel format conversion is done, they behave the same way
as gray files.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

avoids float to int cast.
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>

Having both is not valid and can cause a NULL pointer dereference of
frame->data[1] later.
Reviewed-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

Having both is not valid and can cause a NULL pointer dereference of
frame->data[1] later.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

A too small buffer will cause segfaults somewhere below
decompress_texture_thread.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

If it is too small av_image_copy_plane segfaults.
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

Reviewed-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

A too small buffer will cause segfaults somewhere below
decompress_texture_thread.
Reviewed-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

If it is too small av_image_copy_plane segfaults.
Reviewed-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

Express bitfields more simply.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

This fixes the palette on big endian, broken (or, differing from
little endian) since 57214b2f.
Signed-off-by: Martin Storsjö <martin@martin.st>

A bug was introduced in 6b2b26e7 whereby when
frame height wasn't divisible by the number of threads, pixels would be omitted
from the bottom rows during decode.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Found-By: ami_stuff
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

Red and blue channels were decoded in the wrong order.

Found-By: ami_stuff

Drop the global variables with anonymous enum type.

Enjoy some cache locality and use less threads.
About the same speedup provided to HAP.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

Fixes Ticket4665
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Fixes Ticket4664

The changed fate tests lack red/blue shades and thus look correct
either way
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

Found-By: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>

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

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>