--- In lavfi only because that's the only current consumer; could be extended if anyone wants to write OpenCL code for lavc.
libavfilter/Makefile | 6 ++++++ libavfilter/opencl_source.h | 22 ++++++++++++++++++++++ tools/cl2c | 20 ++++++++++++++++++++ 3 files changed, 48 insertions(+) create mode 100644 libavfilter/opencl_source.h create mode 100755 tools/cl2c diff --git a/libavfilter/Makefile b/libavfilter/Makefile index 5c754c5f39..cb3a1424d9 100644 --- a/libavfilter/Makefile +++ b/libavfilter/Makefile @@ -396,3 +396,9 @@ TOOLS-$(CONFIG_LIBZMQ) += zmqsend clean:: $(RM) $(CLEANSUFFIXES:%=libavfilter/libmpcodecs/%) + +OPENCL = $(subst $(SRC_PATH)/,,$(wildcard $(SRC_PATH)/libavfilter/opencl/*.cl)) +.SECONDARY: $(OPENCL:.cl=.c) +libavfilter/opencl/%.c: TAG = OPENCL +libavfilter/opencl/%.c: $(SRC_PATH)/libavfilter/opencl/%.cl + $(M)$(SRC_PATH)/tools/cl2c $< $@ diff --git a/libavfilter/opencl_source.h b/libavfilter/opencl_source.h new file mode 100644 index 0000000000..8674a03a94 --- /dev/null +++ b/libavfilter/opencl_source.h @@ -0,0 +1,22 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVFILTER_OPENCL_SOURCE_H +#define AVFILTER_OPENCL_SOURCE_H + +#endif /* AVFILTER_OPENCL_SOURCE_H */ diff --git a/tools/cl2c b/tools/cl2c new file mode 100755 index 0000000000..1ead940811 --- /dev/null +++ b/tools/cl2c @@ -0,0 +1,20 @@ +#!/bin/sh +# Convert an OpenCL source file into a C source file containing the +# OpenCL source as a C string. Also adds a #line directive so that +# compiler messages are useful. + +input="$1" +output="$2" + +name=$(basename "$input" | sed 's/.cl$//') + +cat >$output <<EOF +// Generated from $input +const char *ff_opencl_source_$name = +"#line 1 \"$input\"\n" +EOF + +# Convert \ to \\ and " to \", then add " to the start and end of the line. +cat "$input" | sed 's/\\/\\\\/g;s/\"/\\\"/g;s/^/\"/;s/$/\\n\"/' >>$output + +echo ";" >>$output -- 2.11.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel