[FFmpeg-devel] [PATCH 1/4] libavutil: Add saturating subtraction functions

[Michael Niedermayer]

On Sat, Dec 02, 2017 at 11:46:56AM -0600, Andrew D'Addesio wrote:
> Add av_sat_sub32 and av_sat_dsub32 as the subtraction analogues to
> av_sat_add32/av_sat_dadd32.
> 
> Also clarify the formulas for dadd32/dsub32.
> 
> Signed-off-by: Andrew D'Addesio <modchipv12 at gmail.com>
> ---
>  libavutil/arm/intmath.h | 16 ++++++++++++++++
>  libavutil/common.h      | 32 +++++++++++++++++++++++++++++++-
>  2 files changed, 47 insertions(+), 1 deletion(-)

this should bump something in version.h

[...]
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