lavfi: add lavfi-only Vulkan infrastructure

1 files changed, 45 insertions, 0 deletions

diff --git a/libavfilter/vulkan_spirv.h b/libavfilter/vulkan_spirv.h
new file mode 100644
index 0000000000..5638cd9696
--- /dev/null
+++ b/libavfilter/vulkan_spirv.h
@@ -0,0 +1,45 @@
+/*
+ * 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_VULKAN_SPIRV_H
+#define AVFILTER_VULKAN_SPIRV_H
+
+#include "libavutil/vulkan.h"
+
+#include "vulkan.h"
+#include "config.h"
+
+typedef struct FFVkSPIRVCompiler {
+    void *priv;
+    int (*compile_shader)(struct FFVkSPIRVCompiler *ctx, void *avctx,
+                          struct FFVkSPIRVShader *shd, uint8_t **data,
+                          size_t *size, const char *entrypoint, void **opaque);
+    void (*free_shader)(struct FFVkSPIRVCompiler *ctx, void **opaque);
+    void (*uninit)(struct FFVkSPIRVCompiler **ctx);
+} FFVkSPIRVCompiler;
+
+#if CONFIG_LIBGLSLANG
+FFVkSPIRVCompiler *ff_vk_glslang_init(void);
+#define ff_vk_spirv_init ff_vk_glslang_init
+#endif
+#if CONFIG_LIBSHADERC
+FFVkSPIRVCompiler *ff_vk_shaderc_init(void);
+#define ff_vk_spirv_init ff_vk_shaderc_init
+#endif
+
+#endif /* AVFILTER_VULKAN_H */