From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH] avfilter/vf_lut3d_opencl Initial support for OpenCL implementation of vf_lut3d.
Date: Tue, 29 Apr 2025 20:33:16 +0200
Message-ID: <20250429183316.GN4991@pb2> (raw)
In-Reply-To: <20250428103727.22461-1-jendas1@yahoo.com>
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On Mon, Apr 28, 2025 at 01:37:27PM +0300, Jan Studený via ffmpeg-devel wrote:
> ---
> libavfilter/Makefile | 1 +
> libavfilter/allfilters.c | 1 +
> libavfilter/opencl/lut3d.cl | 177 ++++++++++++++
> libavfilter/opencl_source.h | 2 +
> libavfilter/vf_lut3d_opencl.c | 444 ++++++++++++++++++++++++++++++++++
> 5 files changed, 625 insertions(+)
> create mode 100644 libavfilter/opencl/lut3d.cl
> create mode 100644 libavfilter/vf_lut3d_opencl.c
breaks build (older ubuntu)
make
LD ffmpeg_g
/usr/bin/ld: libavfilter/libavfilter.a(opencl.o): undefined reference to symbol 'clBuildProgram@@OPENCL_1.0'
/usr/bin/ld: /usr/local/cuda/targets/x86_64-linux/lib/libOpenCL.so.1: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
make: *** [Makefile:142: ffmpeg_g] Error 1
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Complexity theory is the science of finding the exact solution to an
approximation. Benchmarking OTOH is finding an approximation of the exact
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prev parent reply other threads:[~2025-04-29 18:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20250428103727.22461-1-jendas1.ref@yahoo.com>
2025-04-28 10:37 ` Jan Studený via ffmpeg-devel
2025-04-28 13:37 ` Jan Studený via ffmpeg-devel
2025-04-29 18:33 ` Michael Niedermayer [this message]
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