This is what my pkgconfig file looks like. The issue is that not using
pkgconfig will assume it is a MSVC build. I think using a pkgconfig
file is preferable in this instance. Let the person doing the build
tailor one to their environment.
prefix=/c/VulkanSDK/1.3.280.0
includedir=${prefix}/Include
libdir=${prefix}/Lib
Name: ffnvcodec
Description: Vulkan
Version: 1.3.280
Cflags: -I${includedir}
Libs: -L${libdir} -lglslang -lMachineIndependent -lOSDependent
-lGenericCodeGen -lSPVRemapper -lSPIRV -lSPIRV-Tools-opt -lSPIRV-Tools
-lstdc++ -lmsvcrt
Libs.private:
On Fri, Jan 17, 2025 at 10:27 AM Benjamin Cheng via ffmpeg-devel
<ffmpeg-devel@ffmpeg.org> wrote:
>
> On 2025-01-15 7:38 p.m., Koushik Dutta wrote:
> > For my use case I ended up creating a custom pkgconfig file. My
> > platform and compiler is windows and msvc.
> >
> > I was unable to get the existing configure to work correctly with this
> > environment and opted for pkgconfig as the hook for my environment. Is
> > there a better way?
>
> Usually Windows users would install the Vulkan SDK which also ships glslang.
>
> Maybe checking if the directory $VULKAN_SDK/Include/glslang exists, and
> $VULKAN_SDK/Lib/glslang.lib exists could work?
>
> >
> > Koush
> >
> > On Tue, Jan 7, 2025 at 3:13 AM Lynne <d...@lynne.ee> wrote:
> >>
> >>
> >>
> >> On 07/01/2025 14:46, Koushik Dutta wrote:
> >>> Searches pkg-config for glslang libraries.
> >>> Use libavutil thread.h wrapper rather than directly including pthread.h.
> >>>
> >>> Signed-off-by: Koushik Dutta <kou...@gmail.com>
> >>> ---
> >>> configure | 1 +
> >>> libavutil/vulkan_glslang.c | 2 +-
> >>> 2 files changed, 2 insertions(+), 1 deletion(-)
> >>>
> >>> diff --git a/configure b/configure
> >>> index b09e9d0436..9d7381de9c 100755
> >>> --- a/configure
> >>> +++ b/configure
> >>> @@ -6931,6 +6931,7 @@ enabled libharfbuzz && require_pkg_config
> >>> libharfbuzz harfbuzz hb.h hb_buf
> >>> enabled libglslang && { check_lib spirv_compiler
> >>> glslang/Include/glslang_c_interface.h glslang_initialize_process \
> >>> -lglslang -lMachineIndependent
> >>> -lGenericCodeGen \
> >>> -lSPVRemapper -lSPIRV -lSPIRV-Tools-opt
> >>> -lSPIRV-Tools -lpthread -lstdc++ -lm ||
> >>> + check_pkg_config spirv_compiler glslang
> >>> "glslang/Include/glslang_c_interface.h glslang/build_info.h"
> >>> glslang_initialize_process ||
> >>
> >> This shouldn't work because glslang is a c++ lib, check_pkg_config uses
> >> the c compiler and linker, and no pkg config file for glslang I've ever
> >> seen has worked well.
> >> We used to have a pkg-config check with some hacks, but it kept breaking
> >> on debian.
> >>
> >>> require spirv_compiler
> >>> glslang/Include/glslang_c_interface.h glslang_initialize_process \
> >>> -lglslang -lMachineIndependent
> >>> -lOSDependent -lHLSL -lOGLCompiler -lGenericCodeGen \
> >>> -lSPVRemapper -lSPIRV -lSPIRV-Tools-opt
> >>> -lSPIRV-Tools -lpthread -lstdc++ -lm ; }
> >>> diff --git a/libavutil/vulkan_glslang.c b/libavutil/vulkan_glslang.c
> >>> index d116b35ec5..9a985a930f 100644
> >>> --- a/libavutil/vulkan_glslang.c
> >>> +++ b/libavutil/vulkan_glslang.c
> >>> @@ -16,7 +16,7 @@
> >>> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
> >>> 02110-1301 USA
> >>> */
> >>>
> >>> -#include <pthread.h>
> >>> +#include "thread.h"
> >>
> >> This is fine.
> >>
> >>>
> >>> #include <glslang/build_info.h>
> >>> #include <glslang/Include/glslang_c_interface.h>
> >>
> >> _______________________________________________
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