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tests: drop bc dependency

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We already have a dependency on awk and bc is sometimes not found in the
base system.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Clément Bœsch 2015-01-19 22:56:59 +01:00 committed by Martin Storsjö
parent a06b0b1295
commit a982c5d74f
2 changed files with 2 additions and 4 deletions
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4
doc/platform.texi
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@ -130,8 +130,6 @@ You will need the following prerequisites:
@item @uref{http://msys2.github.io/, MSYS2} @item @uref{http://msys2.github.io/, MSYS2}
@item @uref{http://yasm.tortall.net/, YASM} @item @uref{http://yasm.tortall.net/, YASM}
(Also available via MSYS2's package manager.) (Also available via MSYS2's package manager.)
@item @uref{http://gnuwin32.sourceforge.net/packages/bc.htm, bc for Windows} if
you want to run @uref{fate.html, FATE}.
@end itemize @end itemize
To set up a proper environment in MSYS2, you need to run @code{msys_shell.bat} from To set up a proper environment in MSYS2, you need to run @code{msys_shell.bat} from
@ -278,7 +276,7 @@ binutils, gcc4-core, make, git, mingw-runtime, texi2html
In order to run FATE you will also need the following "Utils" packages: In order to run FATE you will also need the following "Utils" packages:
@example @example
bc, diffutils diffutils
@end example @end example
If you want to build Libav with additional libraries, download Cygwin If you want to build Libav with additional libraries, download Cygwin

2
tests/fate-run.sh
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@ -38,7 +38,7 @@ target_path(){
# $1=value1, $2=value2, $3=threshold # $1=value1, $2=value2, $3=threshold
# prints 0 if absolute difference between value1 and value2 is <= threshold # prints 0 if absolute difference between value1 and value2 is <= threshold
compare(){ compare(){
echo "scale=2; v = $1 - $2; if (v < 0) v = -v; if (v > $3) r = 1; r" | bc awk "BEGIN { v = $1 - $2; printf ((v < 0 ? -v : v) > $3) }"
} }
do_tiny_psnr(){ do_tiny_psnr(){