instruction selection, may crash on older CPUs)
--enable-powerpc-perf enable performance report on PPC
(requires enabling PMC)
+ --disable-asm disable all assembler optimizations
--disable-altivec disable AltiVec optimizations
--disable-amd3dnow disable 3DNow! optimizations
--disable-amd3dnowext disable 3DNow! extended optimizations
check_asm(){
log check_asm "$@"
name="$1"
- asm="$2"
+ code="$2"
shift 2
disable $name
check_as "$@" <<EOF && enable $name
-void foo(void){ __asm__ volatile($asm); }
+void foo(void){ __asm__ volatile($code); }
EOF
}
"$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
}
+cp_if_changed(){
+ cmp -s "$1" "$2" &&
+ echo "$2 is unchanged" ||
+ cp -f "$1" "$2"
+}
+
# CONFIG_LIST contains configurable options, while HAVE_LIST is for
# system-dependent things.
vis
'
+HAVE_LIST_PUB='
+ bigendian
+'
+
HAVE_LIST="
$ARCH_EXT_LIST
+ $HAVE_LIST_PUB
$THREADS_LIST
alsa_asoundlib_h
altivec_h
arpa_inet_h
attribute_packed
- bigendian
bswap
closesocket
cmov
$ARCH_EXT_LIST
$CONFIG_LIST
$THREADS_LIST
+ asm
cross_compile
debug
extra_warnings
host_os=$target_os
# configurable options
+enable asm
enable debug
enable doc
enable fastdiv
esac
is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
+enable $arch
# Add processor-specific flags
-case $cpu in
- 601|ppc601|PowerPC601)
- cpuflags="-mcpu=601"
- ;;
- 603*|ppc603*|PowerPC603*)
- cpuflags="-mcpu=603"
- ;;
- 604*|ppc604*|PowerPC604*)
- cpuflags="-mcpu=604"
- ;;
- G3|g3|75*|ppc75*|PowerPC75*)
- cpuflags="-mcpu=750 -mpowerpc-gfxopt"
- ;;
- G4|g4|745*|ppc745*|PowerPC745*)
- cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
- ;;
- 74*|ppc74*|PowerPC74*)
- cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
- ;;
- G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
- cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
- ;;
- Cell|CELL|cell)
- cpuflags="-mcpu=cell"
- enable ldbrx
- ;;
- i[345]86|pentium)
- cpuflags="-march=$cpu"
- disable mmx
- ;;
- # targets that do NOT support conditional mov (cmov)
- pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
- cpuflags="-march=$cpu"
- disable cmov
- ;;
- # targets that do support conditional mov (cmov)
- i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
- cpuflags="-march=$cpu"
- enable cmov
- enable fast_cmov
- ;;
- # targets that do support conditional mov but on which it's slow
- pentium4|pentium4m|prescott|nocona)
- cpuflags="-march=$cpu"
- enable cmov
- disable fast_cmov
- ;;
- sparc64)
- cpuflags="-mcpu=v9"
- ;;
- arm11*|cortex*)
- cpuflags="-mcpu=$cpu"
- ;;
- armv[67]*)
- cpuflags="-march=$cpu"
- ;;
- armv*)
- cpuflags="-march=$cpu"
- ;;
- arm*)
- cpuflags="-mcpu=$cpu"
- ;;
- ev4|ev45|ev5|ev56|pca56|ev6|ev67)
- enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
- ;;
- bf*)
- cpuflags="-mcpu=$cpu"
- ;;
- mips*|[45]k*|[237]4k*|m4k|r*000|loongson2[ef])
- cpuflags="-march=$cpu"
- ;;
- ap7[02]0[0-2])
- subarch="avr32_ap"
- cpuflags="-mpart=$cpu"
- ;;
- ap)
- subarch="avr32_ap"
- cpuflags="-march=$cpu"
- ;;
- uc3[ab]*)
- subarch="avr32_uc"
- cpuflags="-mcpu=$cpu"
- ;;
- uc)
- subarch="avr32_uc"
- cpuflags="-march=$cpu"
- ;;
- generic)
- ;;
- *)
- echo "WARNING: Unknown CPU \"$cpu\", ignored."
- ;;
-esac
+if test "$cpu" = generic; then
+ : do nothing
+elif enabled ppc; then
+
+ case $cpu in
+ 601|ppc601|PowerPC601)
+ cpuflags="-mcpu=601"
+ ;;
+ 603*|ppc603*|PowerPC603*)
+ cpuflags="-mcpu=603"
+ ;;
+ 604*|ppc604*|PowerPC604*)
+ cpuflags="-mcpu=604"
+ ;;
+ G3|g3|75*|ppc75*|PowerPC75*)
+ cpuflags="-mcpu=750 -mpowerpc-gfxopt"
+ ;;
+ G4|g4|745*|ppc745*|PowerPC745*)
+ cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
+ ;;
+ 74*|ppc74*|PowerPC74*)
+ cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
+ ;;
+ G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
+ cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
+ ;;
+ Cell|CELL|cell)
+ cpuflags="-mcpu=cell"
+ enable ldbrx
+ ;;
+ esac
+
+elif enabled x86; then
+
+ case $cpu in
+ i[345]86|pentium)
+ cpuflags="-march=$cpu"
+ disable mmx
+ ;;
+ # targets that do NOT support conditional mov (cmov)
+ pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
+ cpuflags="-march=$cpu"
+ disable cmov
+ ;;
+ # targets that do support conditional mov (cmov)
+ i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
+ cpuflags="-march=$cpu"
+ enable cmov
+ enable fast_cmov
+ ;;
+ # targets that do support conditional mov but on which it's slow
+ pentium4|pentium4m|prescott|nocona)
+ cpuflags="-march=$cpu"
+ enable cmov
+ disable fast_cmov
+ ;;
+ esac
+
+elif enabled sparc; then
+
+ case $cpu in
+ sparc64)
+ cpuflags="-mcpu=v9"
+ ;;
+ esac
+
+elif enabled arm; then
+
+ case $cpu in
+ armv*)
+ cpuflags="-march=$cpu"
+ ;;
+ *)
+ cpuflags="-mcpu=$cpu"
+ ;;
+ esac
+
+elif enabled alpha; then
+
+ enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
+
+elif enabled bfin; then
+
+ cpuflags="-mcpu=$cpu"
+
+elif enabled mips; then
+
+ cpuflags="-march=$cpu"
+
+elif enabled avr32; then
+
+ case $cpu in
+ ap7[02]0[0-2])
+ subarch="avr32_ap"
+ cpuflags="-mpart=$cpu"
+ ;;
+ ap)
+ subarch="avr32_ap"
+ cpuflags="-march=$cpu"
+ ;;
+ uc3[ab]*)
+ subarch="avr32_uc"
+ cpuflags="-mcpu=$cpu"
+ ;;
+ uc)
+ subarch="avr32_uc"
+ cpuflags="-march=$cpu"
+ ;;
+ esac
+
+fi
add_cflags $cpuflags
add_asflags $cpuflags
;;
esac
-enable $arch $subarch
+enable $subarch
enabled spic && enable pic
check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
check_cc <<EOF || die "Symbol mangling check failed."
int ff_extern;
EOF
-sym=$($nm -P -g $TMPO | grep ff_extern)
+sym=$($nm -g $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^[:blank:]]*ff_extern/)) }')
extern_prefix=${sym%%ff_extern*}
check_cc <<EOF && enable inline_asm
check_cc <<EOF || die "endian test failed"
unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
EOF
-od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
+od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
if enabled alpha; then
enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
- { check_cpp_condition x264.h "X264_BUILD >= 79" ||
- die "ERROR: libx264 version must be >= 0.79."; }
+ { check_cpp_condition x264.h "X264_BUILD >= 83" ||
+ die "ERROR: libx264 version must be >= 0.83."; }
enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
if enabled network; then
check_type "sys/types.h sys/socket.h" socklen_t
check_type netdb.h "struct addrinfo"
- check_type sys/socket.h "struct sockaddr_storage"
+ check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
# Prefer arpa/inet.h over winsock2
if check_header arpa/inet.h ; then
check_func closesocket
$OUTDEV_LIST \
$PROTOCOL_LIST \
+enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
+
echo "install prefix $prefix"
echo "source path $source_path"
echo "C compiler $cc"
echo "Creating config.mak and config.h..."
+# build tree in object directory if source path is different from current one
+if enabled source_path_used; then
+ DIRS="
+ doc
+ libavcodec
+ libavcodec/$arch
+ libavdevice
+ libavfilter
+ libavformat
+ libavutil
+ libavutil/$arch
+ libpostproc
+ libswscale
+ libswscale/$arch
+ tests
+ tools
+ "
+ FILES="
+ Makefile
+ common.mak
+ subdir.mak
+ doc/texi2pod.pl
+ libavcodec/Makefile
+ libavdevice/Makefile
+ libavfilter/Makefile
+ libavformat/Makefile
+ libavutil/Makefile
+ libpostproc/Makefile
+ libswscale/Makefile
+ "
+ for dir in $DIRS ; do
+ mkdir -p $dir
+ done
+ for f in $FILES ; do
+ $ln_s "$source_path/$f" $f
+ done
+fi
+
enabled stripping || strip="echo skipping strip"
cat > config.mak <<EOF
echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
-cmp -s $TMPH config.h &&
- echo "config.h is unchanged" ||
- mv -f $TMPH config.h
+cp_if_changed $TMPH config.h
-# build tree in object directory if source path is different from current one
-if enabled source_path_used; then
- DIRS="
- doc
- libavcodec
- libavcodec/$arch
- libavdevice
- libavfilter
- libavformat
- libavutil
- libavutil/$arch
- libpostproc
- libswscale
- libswscale/$arch
- tests
- tools
- "
- FILES="
- Makefile
- common.mak
- subdir.mak
- doc/texi2pod.pl
- libavcodec/Makefile
- libavdevice/Makefile
- libavfilter/Makefile
- libavformat/Makefile
- libavutil/Makefile
- libpostproc/Makefile
- libswscale/Makefile
- "
- for dir in $DIRS ; do
- mkdir -p $dir
- done
- for f in $FILES ; do
- $ln_s "$source_path/$f" $f
- done
-fi
+cat > $TMPH <<EOF
+/* Generated by ffconf */
+#ifndef AVUTIL_AVCONFIG_H
+#define AVUTIL_AVCONFIG_H
+EOF
+
+print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
+
+echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
+cp_if_changed $TMPH libavutil/avconfig.h
# build pkg-config files
projects / ffmpeg / blobdiff