mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
build: add support for building .cu files via nvcc
Original work by Yogender Gupta <ygupta@nvidia.com>
This commit is contained in:
parent
6a3740572d
commit
f1ab71b046
2
.gitignore
vendored
2
.gitignore
vendored
@ -19,6 +19,8 @@
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*.swp
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*.ver
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*.version
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*.ptx
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*.ptx.c
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*_g
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\#*
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.\#*
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2
Makefile
2
Makefile
@ -11,6 +11,8 @@ vpath %.asm $(SRC_PATH)
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vpath %.rc $(SRC_PATH)
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vpath %.v $(SRC_PATH)
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vpath %.texi $(SRC_PATH)
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vpath %.cu $(SRC_PATH)
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vpath %.ptx $(SRC_PATH)
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vpath %/fate_config.sh.template $(SRC_PATH)
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AVPROGS-$(CONFIG_FFMPEG) += ffmpeg
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36
compat/cuda/ptx2c.sh
Normal file
36
compat/cuda/ptx2c.sh
Normal file
@ -0,0 +1,36 @@
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# Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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# DEALINGS IN THE SOFTWARE.
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set -e
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OUT="$1"
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IN="$2"
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NAME="$(basename "$IN")"
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NAME="${NAME/.ptx/}"
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echo -n "const char ${NAME}_ptx[] = \\" > "$OUT"
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while read LINE
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do
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echo -ne "\n\t\"$LINE\\\n\"" >> "$OUT"
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done < "$IN"
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echo ";" >> "$OUT"
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exit 0
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24
configure
vendored
24
configure
vendored
@ -338,6 +338,7 @@ Toolchain options:
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--cxx=CXX use C compiler CXX [$cxx_default]
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--objcc=OCC use ObjC compiler OCC [$cc_default]
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--dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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--nvcc=NVCC use Nvidia CUDA compiler NVCC [$nvcc_default]
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--ld=LD use linker LD [$ld_default]
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--pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
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--pkg-config-flags=FLAGS pass additional flags to pkgconf []
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@ -359,6 +360,7 @@ Toolchain options:
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--extra-libs=ELIBS add ELIBS [$ELIBS]
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--extra-version=STRING version string suffix []
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--optflags=OPTFLAGS override optimization-related compiler flags
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--nvccflags=NVCCFLAGS override nvcc flags [$nvccflags_default]
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--build-suffix=SUFFIX library name suffix []
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--enable-pic build position-independent code
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--enable-thumb compile for Thumb instruction set
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@ -2221,6 +2223,7 @@ CMDLINE_SET="
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malloc_prefix
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nm
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optflags
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nvccflags
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pkg_config
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pkg_config_flags
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progs_suffix
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@ -2719,6 +2722,7 @@ vaapi_encode_deps="vaapi"
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hwupload_cuda_filter_deps="cuda"
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scale_npp_filter_deps="cuda_sdk libnpp"
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scale_cuda_filter_deps="cuda_sdk"
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nvenc_deps="cuda"
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nvenc_deps_any="dlopen LoadLibrary"
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@ -3261,6 +3265,8 @@ strip_default="strip"
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version_script='--version-script'
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yasmexe_default="yasm"
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windres_default="windres"
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nvcc_default="nvcc"
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nvccflags_default="-gencode arch=compute_30,code=sm_30 -O2"
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# OS
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target_os_default=$(tolower $(uname -s))
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@ -3334,6 +3340,8 @@ HOSTCC_C='-c'
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HOSTCC_E='-E -o $@'
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HOSTCC_O='-o $@'
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HOSTLD_O='-o $@'
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NVCC_C='-c'
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NVCC_O='-o $@'
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host_extralibs='-lm'
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host_cflags_filter=echo
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@ -3721,7 +3729,7 @@ windres_default="${cross_prefix}${windres_default}"
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sysinclude_default="${sysroot}/usr/include"
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set_default arch cc cxx doxygen pkg_config ranlib strip sysinclude \
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target_exec target_os yasmexe
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target_exec target_os yasmexe nvcc
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enabled cross_compile || host_cc_default=$cc
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set_default host_cc
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@ -6241,6 +6249,16 @@ if [ -z "$optflags" ]; then
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fi
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fi
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if [ -z "$nvccflags" ]; then
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nvccflags=$nvccflags_default
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fi
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if enabled x86_64 || enabled ppc64 || enabled aarch64; then
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nvccflags="$nvccflags -m64"
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else
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nvccflags="$nvccflags -m32"
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fi
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check_optflags(){
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check_cflags "$@"
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enabled lto && check_ldflags "$@"
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@ -6704,6 +6722,7 @@ ARFLAGS=$arflags
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AR_O=$ar_o
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RANLIB=$ranlib
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STRIP=$strip
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NVCC=$nvcc
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CP=cp -p
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LN_S=$ln_s
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CPPFLAGS=$CPPFLAGS
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@ -6711,6 +6730,7 @@ CFLAGS=$CFLAGS
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CXXFLAGS=$CXXFLAGS
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OBJCFLAGS=$OBJCFLAGS
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ASFLAGS=$ASFLAGS
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NVCCFLAGS=$nvccflags
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AS_C=$AS_C
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AS_O=$AS_O
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OBJCC_C=$OBJCC_C
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@ -6721,6 +6741,8 @@ CC_E=$CC_E
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CC_O=$CC_O
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CXX_C=$CXX_C
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CXX_O=$CXX_O
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NVCC_C=$NVCC_C
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NVCC_O=$NVCC_O
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LD_O=$LD_O
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LD_LIB=$LD_LIB
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LD_PATH=$LD_PATH
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@ -15,7 +15,7 @@ ifndef SUBDIR
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ifndef V
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Q = @
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ECHO = printf "$(1)\t%s\n" $(2)
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BRIEF = CC CXX OBJCC HOSTCC HOSTLD AS YASM AR LD STRIP CP WINDRES
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BRIEF = CC CXX OBJCC HOSTCC HOSTLD AS YASM AR LD STRIP CP WINDRES NVCC
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SILENT = DEPCC DEPHOSTCC DEPAS DEPYASM RANLIB RM
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MSG = $@
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@ -38,6 +38,7 @@ OBJCCFLAGS = $(CPPFLAGS) $(CFLAGS) $(OBJCFLAGS)
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ASFLAGS := $(CPPFLAGS) $(ASFLAGS)
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CXXFLAGS := $(CPPFLAGS) $(CFLAGS) $(CXXFLAGS)
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YASMFLAGS += $(IFLAGS:%=%/) -Pconfig.asm
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NVCCFLAGS += -ptx
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HOSTCCFLAGS = $(IFLAGS) $(HOSTCPPFLAGS) $(HOSTCFLAGS)
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LDFLAGS := $(ALLFFLIBS:%=$(LD_PATH)lib%) $(LDFLAGS)
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@ -52,6 +53,7 @@ COMPILE_CXX = $(call COMPILE,CXX)
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COMPILE_S = $(call COMPILE,AS)
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COMPILE_M = $(call COMPILE,OBJCC)
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COMPILE_HOSTC = $(call COMPILE,HOSTCC)
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COMPILE_NVCC = $(call COMPILE,NVCC)
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%.o: %.c
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$(COMPILE_C)
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@ -89,6 +91,12 @@ COMPILE_HOSTC = $(call COMPILE,HOSTCC)
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%.h.c:
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$(Q)echo '#include "$*.h"' >$@
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%.ptx: %.cu
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$(COMPILE_NVCC)
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%.ptx.c: %.ptx
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$(Q)sh $(SRC_PATH)/compat/cuda/ptx2c.sh $@ $(patsubst $(SRC_PATH)/%,$(SRC_LINK)/%,$<)
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%.c %.h %.pc %.ver %.version: TAG = GEN
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# Dummy rule to stop make trying to rebuild removed or renamed headers
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@ -133,9 +141,10 @@ ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)
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SKIPHEADERS += $(ARCH_HEADERS:%=$(ARCH)/%) $(SKIPHEADERS-)
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SKIPHEADERS := $(SKIPHEADERS:%=$(SUBDIR)%)
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HOBJS = $(filter-out $(SKIPHEADERS:.h=.h.o),$(ALLHEADERS:.h=.h.o))
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PTXOBJS = $(filter %.ptx.o,$(OBJS))
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$(HOBJS): CCFLAGS += $(CFLAGS_HEADERS)
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checkheaders: $(HOBJS)
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.SECONDARY: $(HOBJS:.o=.c)
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.SECONDARY: $(HOBJS:.o=.c) $(PTXOBJS:.o=.c) $(PTXOBJS:.o=)
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alltools: $(TOOLS)
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@ -154,7 +163,7 @@ $(TOOLOBJS): | tools
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OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOBJS) $(HOSTOBJS) $(SLIBOBJS) $(TESTOBJS))
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CLEANSUFFIXES = *.d *.o *~ *.h.c *.gcda *.gcno *.map *.ver *.version *.ho *$(DEFAULT_YASMD).asm
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CLEANSUFFIXES = *.d *.o *~ *.h.c *.gcda *.gcno *.map *.ver *.version *.ho *$(DEFAULT_YASMD).asm *.ptx *.ptx.c
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DISTCLEANSUFFIXES = *.pc
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LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a
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