tableprint: Fix use of a size_t print with MSVC

%zu was introduced in C99, so MSVC has its own way to handle it,
namely %Iu.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
tablegen: Don't use cbrtf in host tools

You cannot count on them being present on all systems, and you
cannot include libm.h in a host tool, so just hard code baseline
implementations.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
cos_tablegen: Don't use lrint

You cannot count on it being present on all systems, and you
cannot include libm.h in a host tool, so just hard code a baseline
implementation.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
mpegaudio_tablegen: Don't use llrint

You cannot count on it being present on all systems, and you
cannot include libm.h in a host tool, so just hard code a baseline
implementation.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
avcodec: improve precission for cbrtf() emulation

cbrtf() took floats but it represented 1/3 exactly
and even if not more precission should be better in theory
for the table generation

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