ffmpeg | branch: master | Michael Niedermayer <michae...@gmx.at> | Wed May 20 13:38:01 2015 +0200| [50965e067371a905dca04f5f867d5dd497d85871] | committer: Michael Niedermayer
avcodec: add mathops test Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=50965e067371a905dca04f5f867d5dd497d85871 --- libavcodec/Makefile | 1 + libavcodec/mathops.c | 26 ++++++++++++++++++++++++++ 2 files changed, 27 insertions(+) diff --git a/libavcodec/Makefile b/libavcodec/Makefile index e1fd83b..cb88fd1 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -883,6 +883,7 @@ SKIPHEADERS-$(CONFIG_VDA) += vda.h vda_internal.h SKIPHEADERS-$(CONFIG_VDPAU) += vdpau.h vdpau_internal.h TESTPROGS = imgconvert \ + mathops \ options \ avfft \ diff --git a/libavcodec/mathops.c b/libavcodec/mathops.c new file mode 100644 index 0000000..31c8e69 --- /dev/null +++ b/libavcodec/mathops.c @@ -0,0 +1,26 @@ +#include "mathops.h" + +#ifdef TEST + +#include <stdlib.h> + +int main(void) +{ + unsigned u; + + for(u=0; u<65536; u++) { + unsigned s = u*u; + unsigned root = ff_sqrt(s); + unsigned root_m1 = ff_sqrt(s-1); + if (s && root != u) { + fprintf(stderr, "ff_sqrt failed at %u with %u\n", s, root); + return 1; + } + if (u && root_m1 != u - 1) { + fprintf(stderr, "ff_sqrt failed at %u with %u\n", s, root); + return 1; + } + } + return 0; +} +#endif /* TEST */ _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
