lavu/vulkan: add option to switch between shader compilers and cleanup glslang

libavfilter/Makefile

@@ -578,8 +578,6 @@ SKIPHEADERS-$(CONFIG_OPENCL)                 += opencl.h
 SKIPHEADERS-$(CONFIG_VAAPI)                  += vaapi_vpp.h
 SKIPHEADERS-$(CONFIG_VULKAN)                 += vulkan.h
 
-OBJS-$(CONFIG_LIBGLSLANG)                    += glslang.o
-
 TOOLS     = graph2dot
 TESTPROGS = drawutils filtfmts formats integral
 

libavfilter/glslang.c

@@ -1,19 +0,0 @@
-/*
- * 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
- */
-
-#include "libavutil/vulkan_glslang.c"

libavfilter/vulkan.c

@@ -188,8 +188,5 @@ int ff_vk_filter_init(AVFilterContext *avctx)
 
     s->output_format = AV_PIX_FMT_NONE;
 
-    if (ff_vk_glslang_init())
-        return AVERROR_EXTERNAL;
-
     return 0;
 }