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authorClément Bœsch <u@pkh.me>2015-01-19 22:56:59 +0100
committerMichael Niedermayer <michaelni@gmx.at>2015-05-14 04:08:10 +0200
commit07256a7a6ec8a6a5bf6190cd85f3d60141376279 (patch)
tree595aef423416519d89b75bb81c6e4f5dbcdd91a0
parentf28d3f98c5bb09d748e49cb851f043927c7b11cb (diff)
downloadffmpeg-07256a7a6ec8a6a5bf6190cd85f3d60141376279.tar.gz
tests: drop bc dependency
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> (cherry picked from commit a982c5d74fbc7ff5bd2f2f73af61ae48e9b1bcc6) Signed-off-by: Timothy Gu <timothygu99@gmail.com> Conflicts: doc/platform.texi
-rw-r--r--doc/platform.texi4
-rwxr-xr-xtests/fate-run.sh2
2 files changed, 2 insertions, 4 deletions
diff --git a/doc/platform.texi b/doc/platform.texi
index ca76492753..fa91ce2b6c 100644
--- a/doc/platform.texi
+++ b/doc/platform.texi
@@ -135,8 +135,6 @@ You will need the following prerequisites:
(if using MSVC 2012 or earlier)
@item @uref{http://www.mingw.org/, MSYS}
@item @uref{http://yasm.tortall.net/, YASM}
-@item @uref{http://gnuwin32.sourceforge.net/packages/bc.htm, bc for Windows} if
-you want to run @uref{fate.html, FATE}.
@end itemize
To set up a proper environment in MSYS, you need to run @code{msys.bat} from
@@ -283,7 +281,7 @@ binutils, gcc4-core, make, git, mingw-runtime, texinfo
In order to run FATE you will also need the following "Utils" packages:
@example
-bc, diffutils
+diffutils
@end example
If you want to build FFmpeg with additional libraries, download Cygwin
diff --git a/tests/fate-run.sh b/tests/fate-run.sh
index 6e3373a3ae..e3b1b5efba 100755
--- a/tests/fate-run.sh
+++ b/tests/fate-run.sh
@@ -38,7 +38,7 @@ target_path(){
# $1=value1, $2=value2, $3=threshold
# prints 0 if absolute difference between value1 and value2 is <= threshold
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(){